* \e$B8=:_!"\e(Bnkf \e$B$O\e(B SorceForge \e$B$K$F%a%s%F%J%s%9$,B3$1$i$l$F$$$^$9!#\e(B
* http://sourceforge.jp/projects/nkf/
***********************************************************************/
-#define NKF_IDENT "$Id: nkf.c,v 1.167 2008/01/23 09:21:39 naruse Exp $"
+#define NKF_IDENT "$Id: nkf.c,v 1.168 2008/01/23 23:24:30 naruse Exp $"
#define NKF_VERSION "2.0.8"
#define NKF_RELEASE_DATE "2008-01-23"
#define COPY_RIGHT \
static char *input_codename = NULL; /* NULL: unestablished, "": BINARY */
static nkf_encoding *input_encoding = NULL;
static nkf_encoding *output_encoding = NULL;
-static void set_output_encoding(nkf_encoding *enc);
-#if !defined(PERL_XS) && !defined(WIN32DLL)
-static nkf_char noconvert(FILE *f);
-#endif
-static void module_connection(void);
static nkf_char kanji_convert(FILE *f);
static nkf_char h_conv(FILE *f,nkf_char c2,nkf_char c1);
static nkf_char push_hold_buf(nkf_char c2);
static int no_best_fit_chars_f = FALSE;
static int input_endian = ENDIAN_BIG;
static nkf_char unicode_subchar = '?'; /* the regular substitution character */
-static void nkf_each_char_to_hex(void (*f)(nkf_char c2,nkf_char c1), nkf_char c);
-static void encode_fallback_html(nkf_char c);
-static void encode_fallback_xml(nkf_char c);
-static void encode_fallback_java(nkf_char c);
-static void encode_fallback_perl(nkf_char c);
-static void encode_fallback_subchar(nkf_char c);
static void (*encode_fallback)(nkf_char c) = NULL;
-static nkf_char w2e_conv(nkf_char c2,nkf_char c1,nkf_char c0,nkf_char *p2,nkf_char *p1);
static nkf_char unicode_to_jis_common(nkf_char c2,nkf_char c1,nkf_char c0,nkf_char *p2,nkf_char *p1);
static nkf_char w_iconv_common(nkf_char c1,nkf_char c0,const unsigned short *const *pp,nkf_char psize,nkf_char *p2,nkf_char *p1);
static void w16w_conv(nkf_char val, nkf_char *p2, nkf_char *p1, nkf_char *p0);
#endif
static nkf_char e2s_conv(nkf_char c2, nkf_char c1, nkf_char *p2, nkf_char *p1);
static void fold_conv(nkf_char c2,nkf_char c1);
-static void nl_conv(nkf_char c2,nkf_char c1);
+static void eol_conv(nkf_char c2,nkf_char c1);
static void z_conv(nkf_char c2,nkf_char c1);
static void rot_conv(nkf_char c2,nkf_char c1);
static void hira_conv(nkf_char c2,nkf_char c1);
-static void base64_conv(nkf_char c2,nkf_char c1);
static void iso2022jp_check_conv(nkf_char c2,nkf_char c1);
-static void no_connection(nkf_char c2,nkf_char c1);
-static nkf_char no_connection2(nkf_char c2,nkf_char c1,nkf_char c0);
-
-static void code_score(struct input_code *ptr);
-static void code_status(nkf_char c);
static void std_putc(nkf_char c);
static nkf_char std_getc(FILE *f);
static nkf_char broken_getc(FILE *f);
static nkf_char broken_ungetc(nkf_char c,FILE *f);
-static nkf_char mime_begin(FILE *f);
static nkf_char mime_getc(FILE *f);
-static nkf_char mime_ungetc(nkf_char c,FILE *f);
-
-static void switch_mime_getc(void);
-static void unswitch_mime_getc(void);
-static nkf_char mime_begin_strict(FILE *f);
-static nkf_char mime_getc_buf(FILE *f);
-static nkf_char mime_ungetc_buf(nkf_char c,FILE *f);
-static nkf_char mime_integrity(FILE *f,const unsigned char *p);
-
-static nkf_char base64decode(nkf_char c);
-static void mime_prechar(nkf_char c2, nkf_char c1);
-static void mime_putc(nkf_char c);
-static void open_mime(nkf_char c);
-static void close_mime(void);
-static void eof_mime(void);
-static void mimeout_addchar(nkf_char c);
-#ifndef PERL_XS
-static void usage(void);
-static void show_configuration(void);
-#endif
-static void options(unsigned char *c);
-static void reinit(void);
+
+static void mime_putc(nkf_char c);
/* buffers */
static unsigned char hold_buf[HOLD_SIZE*2];
static int hold_count = 0;
-/* MIME preprocessor fifo */
-
-#define MIME_BUF_SIZE (1024) /* 2^n ring buffer */
-#define MIME_BUF_MASK (MIME_BUF_SIZE-1)
-#define Fifo(n) mime_buf[(n)&MIME_BUF_MASK]
-static unsigned char mime_buf[MIME_BUF_SIZE];
-static unsigned int mime_top = 0;
-static unsigned int mime_last = 0; /* decoded */
-static unsigned int mime_input = 0; /* undecoded */
-static nkf_char (*mime_iconv_back)(nkf_char c2,nkf_char c1,nkf_char c0) = NULL;
-
/* flags */
static int unbuf_f = FALSE;
static int estab_f = FALSE;
static int nfc_f = FALSE;
static nkf_char (*i_nfc_getc)(FILE *) = std_getc; /* input of ugetc */
static nkf_char (*i_nfc_ungetc)(nkf_char c ,FILE *f) = std_ungetc;
-static nkf_char nfc_getc(FILE *f);
-static nkf_char nfc_ungetc(nkf_char c,FILE *f);
#endif
#ifdef INPUT_OPTION
static int cap_f = FALSE;
static nkf_char (*i_cgetc)(FILE *) = std_getc; /* input of cgetc */
static nkf_char (*i_cungetc)(nkf_char c ,FILE *f) = std_ungetc;
-static nkf_char cap_getc(FILE *f);
-static nkf_char cap_ungetc(nkf_char c,FILE *f);
static int url_f = FALSE;
static nkf_char (*i_ugetc)(FILE *) = std_getc; /* input of ugetc */
static nkf_char (*i_uungetc)(nkf_char c ,FILE *f) = std_ungetc;
-static nkf_char url_getc(FILE *f);
-static nkf_char url_ungetc(nkf_char c,FILE *f);
#endif
#define PREFIX_EUCG3 NKF_INT32_C(0x8F00)
static int numchar_f = FALSE;
static nkf_char (*i_ngetc)(FILE *) = std_getc; /* input of ugetc */
static nkf_char (*i_nungetc)(nkf_char c ,FILE *f) = std_ungetc;
-static nkf_char numchar_getc(FILE *f);
-static nkf_char numchar_ungetc(nkf_char c,FILE *f);
#endif
#ifdef CHECK_OPTION
#ifdef X0212_ENABLE
static int x0212_f = FALSE;
-static nkf_char x0212_shift(nkf_char c);
-static nkf_char x0212_unshift(nkf_char c);
#endif
static int x0213_f = FALSE;
static unsigned char prefix_table[256];
-static void set_code_score(struct input_code *ptr, nkf_char score);
-static void clr_code_score(struct input_code *ptr, nkf_char score);
-static void status_disable(struct input_code *ptr);
-static void status_push_ch(struct input_code *ptr, nkf_char c);
-static void status_clear(struct input_code *ptr);
-static void status_reset(struct input_code *ptr);
-static void status_reinit(struct input_code *ptr);
-static void status_check(struct input_code *ptr, nkf_char c);
static void e_status(struct input_code *, nkf_char);
static void s_status(struct input_code *, nkf_char);
static int fold_margin = FOLD_MARGIN;
/* process default */
+
+nkf_char no_connection2(nkf_char c2, nkf_char c1, nkf_char c0)
+{
+ fprintf(stderr,"nkf internal module connection failure.\n");
+ exit(1);
+ return 0; /* LINT */
+}
+
+void no_connection(nkf_char c2, nkf_char c1)
+{
+ no_connection2(c2,c1,0);
+}
+
static nkf_char (*iconv)(nkf_char c2,nkf_char c1,nkf_char c0) = no_connection2;
static void (*oconv)(nkf_char c2,nkf_char c1) = no_connection;
static void (*o_zconv)(nkf_char c2,nkf_char c1) = no_connection;
static void (*o_fconv)(nkf_char c2,nkf_char c1) = no_connection;
-static void (*o_nlconv)(nkf_char c2,nkf_char c1) = no_connection;
+static void (*o_eol_conv)(nkf_char c2,nkf_char c1) = no_connection;
static void (*o_rot_conv)(nkf_char c2,nkf_char c1) = no_connection;
static void (*o_hira_conv)(nkf_char c2,nkf_char c1) = no_connection;
static void (*o_base64conv)(nkf_char c2,nkf_char c1) = no_connection;
static int preserve_time_f = FALSE;
static int backup_f = FALSE;
static char *backup_suffix = "";
-static char *get_backup_filename(const char *suffix, const char *filename);
#endif
-static int nlmode_f = 0; /* CR, LF, CRLF */
-static int input_newline = 0; /* 0: unestablished, EOF: MIXED */
+static int eolmode_f = 0; /* CR, LF, CRLF */
+static int input_eol = 0; /* 0: unestablished, EOF: MIXED */
static nkf_char prev_cr = 0; /* CR or 0 */
#ifdef EASYWIN /*Easy Win */
static int end_check;
#endif
}
+#ifndef PERL_XS
#ifdef WIN32DLL
-#include "nkf32dll.c"
-#elif defined(PERL_XS)
-#else /* WIN32DLL */
-int main(int argc, char **argv)
-{
- FILE *fin;
- unsigned char *cp;
-
- char *outfname = NULL;
- char *origfname;
-
-#ifdef EASYWIN /*Easy Win */
- _BufferSize.y = 400;/*Set Scroll Buffer Size*/
+#define fprintf dllprintf
#endif
- setlocale(LC_CTYPE, "");
- for (argc--,argv++; (argc > 0) && **argv == '-'; argc--, argv++) {
- cp = (unsigned char *)*argv;
- options(cp);
-#ifdef EXEC_IO
- if (exec_f){
- int fds[2], pid;
- if (pipe(fds) < 0 || (pid = fork()) < 0){
- abort();
- }
- if (pid == 0){
- if (exec_f > 0){
- close(fds[0]);
- dup2(fds[1], 1);
- }else{
- close(fds[1]);
- dup2(fds[0], 0);
- }
- execvp(argv[1], &argv[1]);
- }
- if (exec_f > 0){
- close(fds[1]);
- dup2(fds[0], 0);
- }else{
- close(fds[0]);
- dup2(fds[1], 1);
- }
- argc = 0;
- break;
- }
-#endif
- }
+void version(void)
+{
+ fprintf(HELP_OUTPUT,"Network Kanji Filter Version " NKF_VERSION " (" NKF_RELEASE_DATE ") \n" COPY_RIGHT "\n");
+}
- if (guess_f) {
-#ifdef CHECK_OPTION
- int debug_f_back = debug_f;
+void usage(void)
+{
+ fprintf(HELP_OUTPUT,
+ "USAGE: nkf(nkf32,wnkf,nkf2) -[flags] [in file] .. [out file for -O flag]\n"
+ "Flags:\n"
+ "b,u Output is buffered (DEFAULT),Output is unbuffered\n"
+ "j,s,e,w Output code is ISO-2022-JP, Shift JIS, EUC-JP, UTF-8N\n"
+#ifdef UTF8_OUTPUT_ENABLE
+ " After 'w' you can add more options. -w[ 8 [0], 16 [[BL] [0]] ]\n"
#endif
-#ifdef EXEC_IO
- int exec_f_back = exec_f;
+ "J,S,E,W Input assumption is JIS 7 bit , Shift JIS, EUC-JP, UTF-8\n"
+#ifdef UTF8_INPUT_ENABLE
+ " After 'W' you can add more options. -W[ 8, 16 [BL] ] \n"
#endif
-#ifdef X0212_ENABLE
- int x0212_f_back = x0212_f;
+ "t no conversion\n"
+ "i[@B] Specify the Esc Seq for JIS X 0208-1978/83 (DEFAULT B)\n"
+ "o[BJH] Specify the Esc Seq for ASCII/Roman (DEFAULT B)\n"
+ "r {de/en}crypt ROT13/47\n"
+ "h 1 katakana->hiragana, 2 hiragana->katakana, 3 both\n"
+ "m[BQSN0] MIME decode [B:base64,Q:quoted,S:strict,N:non-strict,0:no decode]\n"
+ "M[BQ] MIME encode [B:base64 Q:quoted]\n"
+ "l ISO8859-1 (Latin-1) support\n"
+ "f/F Folding: -f60 or -f or -f60-10 (fold margin 10) F preserve nl\n"
+ "Z[0-4] Default/0: Convert JISX0208 Alphabet to ASCII\n"
+ " 1: Kankaku to one space 2: to two spaces 3: HTML Entity\n"
+ " 4: JISX0208 Katakana to JISX0201 Katakana\n"
+ "X,x Assume X0201 kana in MS-Kanji, -x preserves X0201\n"
+ "B[0-2] Broken input 0: missing ESC,1: any X on ESC-[($]-X,2: ASCII on NL\n"
+#ifdef MSDOS
+ "T Text mode output\n"
#endif
- int x0213_f_back = x0213_f;
- int guess_f_back = guess_f;
- reinit();
- guess_f = guess_f_back;
- mime_f = FALSE;
-#ifdef CHECK_OPTION
- debug_f = debug_f_back;
+ "O Output to File (DEFAULT 'nkf.out')\n"
+ "I Convert non ISO-2022-JP charactor to GETA\n"
+ "d,c Convert line breaks -d: LF -c: CRLF\n"
+ "-L[uwm] line mode u:LF w:CRLF m:CR (DEFAULT noconversion)\n"
+ "v, V Show this usage. V: show configuration\n"
+ "\n"
+ "Long name options\n"
+ " --ic=<input codeset> --oc=<output codeset>\n"
+ " Specify the input or output codeset\n"
+ " --fj --unix --mac --windows\n"
+ " --jis --euc --sjis --utf8 --utf16 --mime --base64\n"
+ " Convert for the system or code\n"
+ " --hiragana --katakana --katakana-hiragana\n"
+ " To Hiragana/Katakana Conversion\n"
+ " --prefix= Insert escape before troublesome characters of Shift_JIS\n"
+#ifdef INPUT_OPTION
+ " --cap-input, --url-input Convert hex after ':' or '%%'\n"
#endif
-#ifdef EXEC_IO
- exec_f = exec_f_back;
+#ifdef NUMCHAR_OPTION
+ " --numchar-input Convert Unicode Character Reference\n"
#endif
-#ifdef X0212_ENABLE
- x0212_f = x0212_f_back;
+#ifdef UTF8_INPUT_ENABLE
+ " --fb-{skip, html, xml, perl, java, subchar}\n"
+ " Specify how nkf handles unassigned characters\n"
#endif
- x0213_f = x0213_f_back;
- }
+#ifdef OVERWRITE
+ " --in-place[=SUFFIX] --overwrite[=SUFFIX]\n"
+ " Overwrite original listed files by filtered result\n"
+ " --overwrite preserves timestamp of original files\n"
+#endif
+ " -g --guess Guess the input code\n"
+ " --help --version Show this help/the version\n"
+ " For more information, see also man nkf\n"
+ "\n");
+ version();
+}
- if (binmode_f == TRUE)
-#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
- if (freopen("","wb",stdout) == NULL)
- return (-1);
+void show_configuration(void)
+{
+ fprintf(HELP_OUTPUT,
+ "Summary of my nkf " NKF_VERSION " (" NKF_RELEASE_DATE ") configuration:\n"
+ " nkf identity:\n"
+ " " NKF_IDENT "\n"
+ " Compile-time options:\n"
+ " Compiled at: " __DATE__ " " __TIME__ "\n"
+ );
+ fprintf(HELP_OUTPUT,
+ " Default output encoding: "
+#ifdef DEFAULT_ENCIDX
+ "%s\n", nkf_enc_name(nkf_default_encoding())
#else
- setbinmode(stdout);
+ "%s (%s)\n", nkf_locale_encoding() ? "LOCALE" : "DEFAULT",
+ nkf_enc_name(nkf_default_encoding())
#endif
-
- if (unbuf_f)
- setbuf(stdout, (char *) NULL);
- else
- setvbuffer(stdout, (char *) stdobuf, IOBUF_SIZE);
-
- if (argc == 0) {
- if (binmode_f == TRUE)
-#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
- if (freopen("","rb",stdin) == NULL) return (-1);
+ );
+ fprintf(HELP_OUTPUT,
+ " Default output end of line: "
+#if DEFAULT_NEWLINE == CR
+ "CR"
+#elif DEFAULT_NEWLINE == CRLF
+ "CRLF"
#else
- setbinmode(stdin);
+ "LF"
#endif
- setvbuffer(stdin, (char *) stdibuf, IOBUF_SIZE);
- if (nop_f)
- noconvert(stdin);
- else {
- kanji_convert(stdin);
- if (guess_f) print_guessed_code(NULL);
- }
- } else {
- int nfiles = argc;
- int is_argument_error = FALSE;
- while (argc--) {
- input_codename = NULL;
- input_newline = 0;
-#ifdef CHECK_OPTION
- iconv_for_check = 0;
+ "\n"
+ " Decode MIME encoded string: "
+#if MIME_DECODE_DEFAULT
+ "ON"
+#else
+ "OFF"
#endif
- if ((fin = fopen((origfname = *argv++), "r")) == NULL) {
- perror(*(argv-1));
- is_argument_error = TRUE;
- continue;
- } else {
-#ifdef OVERWRITE
- int fd = 0;
- int fd_backup = 0;
+ "\n"
+ " Convert JIS X 0201 Katakana: "
+#if X0201_DEFAULT
+ "ON"
+#else
+ "OFF"
+#endif
+ "\n"
+ " --help, --version output: "
+#if HELP_OUTPUT_HELP_OUTPUT
+ "HELP_OUTPUT"
+#else
+ "STDOUT"
#endif
-
-/* reopen file for stdout */
- if (file_out_f == TRUE) {
-#ifdef OVERWRITE
- if (overwrite_f){
- outfname = malloc(strlen(origfname)
- + strlen(".nkftmpXXXXXX")
- + 1);
- if (!outfname){
- perror(origfname);
- return -1;
- }
- strcpy(outfname, origfname);
-#ifdef MSDOS
- {
- int i;
- for (i = strlen(outfname); i; --i){
- if (outfname[i - 1] == '/'
- || outfname[i - 1] == '\\'){
- break;
- }
- }
- outfname[i] = '\0';
- }
- strcat(outfname, "ntXXXXXX");
- mktemp(outfname);
- fd = open(outfname, O_WRONLY | O_CREAT | O_TRUNC | O_EXCL,
- S_IREAD | S_IWRITE);
-#else
- strcat(outfname, ".nkftmpXXXXXX");
- fd = mkstemp(outfname);
-#endif
- if (fd < 0
- || (fd_backup = dup(fileno(stdout))) < 0
- || dup2(fd, fileno(stdout)) < 0
- ){
- perror(origfname);
- return -1;
- }
- }else
-#endif
- if(argc == 1) {
- outfname = *argv++;
- argc--;
- } else {
- outfname = "nkf.out";
- }
-
- if(freopen(outfname, "w", stdout) == NULL) {
- perror (outfname);
- return (-1);
- }
- if (binmode_f == TRUE) {
-#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
- if (freopen("","wb",stdout) == NULL)
- return (-1);
-#else
- setbinmode(stdout);
-#endif
- }
- }
- if (binmode_f == TRUE)
-#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
- if (freopen("","rb",fin) == NULL)
- return (-1);
-#else
- setbinmode(fin);
-#endif
- setvbuffer(fin, (char *) stdibuf, IOBUF_SIZE);
- if (nop_f)
- noconvert(fin);
- else {
- char *filename = NULL;
- kanji_convert(fin);
- if (nfiles > 1) filename = origfname;
- if (guess_f) print_guessed_code(filename);
- }
- fclose(fin);
-#ifdef OVERWRITE
- if (overwrite_f) {
- struct stat sb;
-#if defined(MSDOS) && !defined(__MINGW32__) && !defined(__WIN32__) && !defined(__WATCOMC__) && !defined(__EMX__) && !defined(__OS2__) && !defined(__DJGPP__)
- time_t tb[2];
-#else
- struct utimbuf tb;
-#endif
-
- fflush(stdout);
- close(fd);
- if (dup2(fd_backup, fileno(stdout)) < 0){
- perror("dup2");
- }
- if (stat(origfname, &sb)) {
- fprintf(stderr, "Can't stat %s\n", origfname);
- }
- /* \e$B%Q!<%_%C%7%g%s$rI|85\e(B */
- if (chmod(outfname, sb.st_mode)) {
- fprintf(stderr, "Can't set permission %s\n", outfname);
- }
-
- /* \e$B%?%$%`%9%?%s%W$rI|85\e(B */
- if(preserve_time_f){
-#if defined(MSDOS) && !defined(__MINGW32__) && !defined(__WIN32__) && !defined(__WATCOMC__) && !defined(__EMX__) && !defined(__OS2__) && !defined(__DJGPP__)
- tb[0] = tb[1] = sb.st_mtime;
- if (utime(outfname, tb)) {
- fprintf(stderr, "Can't set timestamp %s\n", outfname);
- }
-#else
- tb.actime = sb.st_atime;
- tb.modtime = sb.st_mtime;
- if (utime(outfname, &tb)) {
- fprintf(stderr, "Can't set timestamp %s\n", outfname);
- }
-#endif
- }
- if(backup_f){
- char *backup_filename = get_backup_filename(backup_suffix, origfname);
-#ifdef MSDOS
- unlink(backup_filename);
-#endif
- if (rename(origfname, backup_filename)) {
- perror(backup_filename);
- fprintf(stderr, "Can't rename %s to %s\n",
- origfname, backup_filename);
- }
- }else{
-#ifdef MSDOS
- if (unlink(origfname)){
- perror(origfname);
- }
-#endif
- }
- if (rename(outfname, origfname)) {
- perror(origfname);
- fprintf(stderr, "Can't rename %s to %s\n",
- outfname, origfname);
- }
- free(outfname);
- }
-#endif
- }
- }
- if (is_argument_error)
- return(-1);
- }
-#ifdef EASYWIN /*Easy Win */
- if (file_out_f == FALSE)
- scanf("%d",&end_check);
- else
- fclose(stdout);
-#else /* for Other OS */
- if (file_out_f == TRUE)
- fclose(stdout);
-#endif /*Easy Win */
- return (0);
-}
-#endif /* WIN32DLL */
+ "\n");
+}
+#endif /*PERL_XS*/
#ifdef OVERWRITE
char *get_backup_filename(const char *suffix, const char *filename)
}
#endif
+#ifdef UTF8_INPUT_ENABLE
+void nkf_each_char_to_hex(void (*f)(nkf_char c2,nkf_char c1), nkf_char c)
+{
+ int shift = 20;
+ c &= VALUE_MASK;
+ while(shift >= 0){
+ if(c >= 1<<shift){
+ while(shift >= 0){
+ (*f)(0, bin2hex(c>>shift));
+ shift -= 4;
+ }
+ }else{
+ shift -= 4;
+ }
+ }
+ return;
+}
+
+void encode_fallback_html(nkf_char c)
+{
+ (*oconv)(0, '&');
+ (*oconv)(0, '#');
+ c &= VALUE_MASK;
+ if(c >= NKF_INT32_C(1000000))
+ (*oconv)(0, 0x30+(c/NKF_INT32_C(1000000))%10);
+ if(c >= NKF_INT32_C(100000))
+ (*oconv)(0, 0x30+(c/NKF_INT32_C(100000) )%10);
+ if(c >= 10000)
+ (*oconv)(0, 0x30+(c/10000 )%10);
+ if(c >= 1000)
+ (*oconv)(0, 0x30+(c/1000 )%10);
+ if(c >= 100)
+ (*oconv)(0, 0x30+(c/100 )%10);
+ if(c >= 10)
+ (*oconv)(0, 0x30+(c/10 )%10);
+ if(c >= 0)
+ (*oconv)(0, 0x30+ c %10);
+ (*oconv)(0, ';');
+ return;
+}
+
+void encode_fallback_xml(nkf_char c)
+{
+ (*oconv)(0, '&');
+ (*oconv)(0, '#');
+ (*oconv)(0, 'x');
+ nkf_each_char_to_hex(oconv, c);
+ (*oconv)(0, ';');
+ return;
+}
+
+void encode_fallback_java(nkf_char c)
+{
+ (*oconv)(0, '\\');
+ c &= VALUE_MASK;
+ if(!is_unicode_bmp(c)){
+ (*oconv)(0, 'U');
+ (*oconv)(0, '0');
+ (*oconv)(0, '0');
+ (*oconv)(0, bin2hex(c>>20));
+ (*oconv)(0, bin2hex(c>>16));
+ }else{
+ (*oconv)(0, 'u');
+ }
+ (*oconv)(0, bin2hex(c>>12));
+ (*oconv)(0, bin2hex(c>> 8));
+ (*oconv)(0, bin2hex(c>> 4));
+ (*oconv)(0, bin2hex(c ));
+ return;
+}
+
+void encode_fallback_perl(nkf_char c)
+{
+ (*oconv)(0, '\\');
+ (*oconv)(0, 'x');
+ (*oconv)(0, '{');
+ nkf_each_char_to_hex(oconv, c);
+ (*oconv)(0, '}');
+ return;
+}
+
+void encode_fallback_subchar(nkf_char c)
+{
+ c = unicode_subchar;
+ (*oconv)((c>>8)&0xFF, c&0xFF);
+ return;
+}
+#endif
+
static const struct {
const char *name;
const char *alias;
continue;
#endif
case 'c':/* add cr code */
- nlmode_f = CRLF;
+ eolmode_f = CRLF;
continue;
case 'd':/* delete cr code */
- nlmode_f = LF;
+ eolmode_f = LF;
continue;
case 'I': /* ISO-2022-JP output */
iso2022jp_f = TRUE;
continue;
case 'L': /* line mode */
if (*cp=='u') { /* unix */
- nlmode_f = LF; cp++;
+ eolmode_f = LF; cp++;
} else if (*cp=='m') { /* mac */
- nlmode_f = CR; cp++;
+ eolmode_f = CR; cp++;
} else if (*cp=='w') { /* windows */
- nlmode_f = CRLF; cp++;
+ eolmode_f = CRLF; cp++;
} else if (*cp=='0') { /* no conversion */
- nlmode_f = 0; cp++;
+ eolmode_f = 0; cp++;
}
continue;
#ifndef PERL_XS
}
}
-struct input_code * find_inputcode_byfunc(nkf_char (*iconv_func)(nkf_char c2,nkf_char c1,nkf_char c0))
+#ifdef UTF8_INPUT_ENABLE
+nkf_char w_iconv_common(nkf_char c1, nkf_char c0, const unsigned short *const *pp, nkf_char psize, nkf_char *p2, nkf_char *p1)
{
- if (iconv_func){
- struct input_code *p = input_code_list;
- while (p->name){
- if (iconv_func == p->iconv_func){
- return p;
- }
- p++;
- }
- }
- return 0;
-}
+ nkf_char c2;
+ const unsigned short *p;
+ unsigned short val;
-void set_iconv(nkf_char f, nkf_char (*iconv_func)(nkf_char c2,nkf_char c1,nkf_char c0))
-{
-#ifdef INPUT_CODE_FIX
- if (f || !input_encoding)
-#endif
- if (estab_f != f){
- estab_f = f;
- }
+ if (pp == 0) return 1;
- if (iconv_func
-#ifdef INPUT_CODE_FIX
- && (f == -TRUE || !input_encoding) /* -TRUE means "FORCE" */
-#endif
- ){
- iconv = iconv_func;
- }
-#ifdef CHECK_OPTION
- if (estab_f && iconv_for_check != iconv){
- struct input_code *p = find_inputcode_byfunc(iconv);
- if (p){
- set_input_codename(p->name);
- debug(p->name);
- }
- iconv_for_check = iconv;
- }
-#endif
-}
-
-#define SCORE_L2 (1) /* \e$BBh\e(B2\e$B?e=`4A;z\e(B */
-#define SCORE_KANA (SCORE_L2 << 1) /* \e$B$$$o$f$kH>3Q%+%J\e(B */
-#define SCORE_DEPEND (SCORE_KANA << 1) /* \e$B5!<o0MB8J8;z\e(B */
-#define SCORE_CP932 (SCORE_DEPEND << 1) /* CP932 \e$B$K$h$kFI$_49$(\e(B (IBM extended characters) */
-#define SCORE_X0212 (SCORE_CP932 << 1) /* JIS X 0212 */
-#define SCORE_NO_EXIST (SCORE_X0212 << 1) /* \e$BB8:_$7$J$$J8;z\e(B */
-#define SCORE_iMIME (SCORE_NO_EXIST << 1) /* MIME \e$B$K$h$k;XDj\e(B */
-#define SCORE_ERROR (SCORE_iMIME << 1) /* \e$B%(%i!<\e(B */
-
-#define SCORE_INIT (SCORE_iMIME)
-
-static const char score_table_A0[] = {
- 0, 0, 0, 0,
- 0, 0, 0, 0,
- 0, SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND,
- SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND, SCORE_NO_EXIST,
-};
+ c1 -= 0x80;
+ if (c1 < 0 || psize <= c1) return 1;
+ p = pp[c1];
+ if (p == 0) return 1;
-static const char score_table_F0[] = {
- SCORE_L2, SCORE_L2, SCORE_L2, SCORE_L2,
- SCORE_L2, SCORE_DEPEND, SCORE_NO_EXIST, SCORE_NO_EXIST,
- SCORE_DEPEND, SCORE_DEPEND, SCORE_CP932, SCORE_CP932,
- SCORE_CP932, SCORE_NO_EXIST, SCORE_NO_EXIST, SCORE_ERROR,
-};
+ c0 -= 0x80;
+ if (c0 < 0 || sizeof_utf8_to_euc_C2 <= c0) return 1;
+ val = p[c0];
+ if (val == 0) return 1;
+ if (no_cp932ext_f && (
+ (val>>8) == 0x2D || /* NEC special characters */
+ val > NKF_INT32_C(0xF300) /* IBM extended characters */
+ )) return 1;
-void set_code_score(struct input_code *ptr, nkf_char score)
-{
- if (ptr){
- ptr->score |= score;
+ c2 = val >> 8;
+ if (val > 0x7FFF){
+ c2 &= 0x7f;
+ c2 |= PREFIX_EUCG3;
}
+ if (c2 == SO) c2 = JIS_X_0201;
+ c1 = val & 0x7f;
+ if (p2) *p2 = c2;
+ if (p1) *p1 = c1;
+ return 0;
}
-void clr_code_score(struct input_code *ptr, nkf_char score)
+nkf_char unicode_to_jis_common(nkf_char c2, nkf_char c1, nkf_char c0, nkf_char *p2, nkf_char *p1)
{
- if (ptr){
- ptr->score &= ~score;
+ const unsigned short *const *pp;
+ const unsigned short *const *const *ppp;
+ static const char no_best_fit_chars_table_C2[] =
+ {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 2, 1, 1, 2,
+ 0, 0, 1, 1, 0, 1, 0, 1, 2, 1, 1, 1, 1, 1, 1, 1};
+ static const char no_best_fit_chars_table_C2_ms[] =
+ {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0,
+ 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0};
+ static const char no_best_fit_chars_table_932_C2[] =
+ {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1,
+ 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0};
+ static const char no_best_fit_chars_table_932_C3[] =
+ {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1};
+ nkf_char ret = 0;
+
+ if(c2 < 0x80){
+ *p2 = 0;
+ *p1 = c2;
+ }else if(c2 < 0xe0){
+ if(no_best_fit_chars_f){
+ if(ms_ucs_map_f == UCS_MAP_CP932){
+ switch(c2){
+ case 0xC2:
+ if(no_best_fit_chars_table_932_C2[c1&0x3F]) return 1;
+ break;
+ case 0xC3:
+ if(no_best_fit_chars_table_932_C3[c1&0x3F]) return 1;
+ break;
+ }
+ }else if(!cp932inv_f){
+ switch(c2){
+ case 0xC2:
+ if(no_best_fit_chars_table_C2[c1&0x3F]) return 1;
+ break;
+ case 0xC3:
+ if(no_best_fit_chars_table_932_C3[c1&0x3F]) return 1;
+ break;
+ }
+ }else if(ms_ucs_map_f == UCS_MAP_MS){
+ if(c2 == 0xC2 && no_best_fit_chars_table_C2_ms[c1&0x3F]) return 1;
+ }else if(ms_ucs_map_f == UCS_MAP_CP10001){
+ switch(c2){
+ case 0xC2:
+ switch(c1){
+ case 0xA2:
+ case 0xA3:
+ case 0xA5:
+ case 0xA6:
+ case 0xAC:
+ case 0xAF:
+ case 0xB8:
+ return 1;
+ }
+ break;
+ }
+ }
+ }
+ pp =
+ ms_ucs_map_f == UCS_MAP_CP932 ? utf8_to_euc_2bytes_932 :
+ ms_ucs_map_f == UCS_MAP_MS ? utf8_to_euc_2bytes_ms :
+ ms_ucs_map_f == UCS_MAP_CP10001 ? utf8_to_euc_2bytes_mac :
+ utf8_to_euc_2bytes;
+ ret = w_iconv_common(c2, c1, pp, sizeof_utf8_to_euc_2bytes, p2, p1);
+ }else if(c0 < 0xF0){
+ if(no_best_fit_chars_f){
+ if(ms_ucs_map_f == UCS_MAP_CP932){
+ if(c2 == 0xE3 && c1 == 0x82 && c0 == 0x94) return 1;
+ }else if(ms_ucs_map_f == UCS_MAP_MS){
+ switch(c2){
+ case 0xE2:
+ switch(c1){
+ case 0x80:
+ if(c0 == 0x94 || c0 == 0x96 || c0 == 0xBE) return 1;
+ break;
+ case 0x88:
+ if(c0 == 0x92) return 1;
+ break;
+ }
+ break;
+ case 0xE3:
+ if(c1 == 0x80 || c0 == 0x9C) return 1;
+ break;
+ }
+ }else if(ms_ucs_map_f == UCS_MAP_CP10001){
+ switch(c2){
+ case 0xE3:
+ switch(c1){
+ case 0x82:
+ if(c0 == 0x94) return 1;
+ break;
+ case 0x83:
+ if(c0 == 0xBB) return 1;
+ break;
+ }
+ break;
+ }
+ }else{
+ switch(c2){
+ case 0xE2:
+ switch(c1){
+ case 0x80:
+ if(c0 == 0x95) return 1;
+ break;
+ case 0x88:
+ if(c0 == 0xA5) return 1;
+ break;
+ }
+ break;
+ case 0xEF:
+ switch(c1){
+ case 0xBC:
+ if(c0 == 0x8D) return 1;
+ break;
+ case 0xBD:
+ if(c0 == 0x9E && !cp932inv_f) return 1;
+ break;
+ case 0xBF:
+ if(0xA0 <= c0 && c0 <= 0xA5) return 1;
+ break;
+ }
+ break;
+ }
+ }
+ }
+ ppp =
+ ms_ucs_map_f == UCS_MAP_CP932 ? utf8_to_euc_3bytes_932 :
+ ms_ucs_map_f == UCS_MAP_MS ? utf8_to_euc_3bytes_ms :
+ ms_ucs_map_f == UCS_MAP_CP10001 ? utf8_to_euc_3bytes_mac :
+ utf8_to_euc_3bytes;
+ ret = w_iconv_common(c1, c0, ppp[c2 - 0xE0], sizeof_utf8_to_euc_C2, p2, p1);
+ }else return -1;
+#ifdef SHIFTJIS_CP932
+ if (!ret && !cp932inv_f && is_eucg3(*p2)) {
+ nkf_char s2, s1;
+ if (e2s_conv(*p2, *p1, &s2, &s1) == 0) {
+ s2e_conv(s2, s1, p2, p1);
+ }else{
+ ret = 1;
+ }
}
+#endif
+ return ret;
}
-void code_score(struct input_code *ptr)
+nkf_char w2e_conv(nkf_char c2, nkf_char c1, nkf_char c0, nkf_char *p2, nkf_char *p1)
{
- nkf_char c2 = ptr->buf[0];
-#ifdef UTF8_OUTPUT_ENABLE
- nkf_char c1 = ptr->buf[1];
-#endif
- if (c2 < 0){
- set_code_score(ptr, SCORE_ERROR);
- }else if (c2 == SSO){
- set_code_score(ptr, SCORE_KANA);
- }else if (c2 == 0x8f){
- set_code_score(ptr, SCORE_X0212);
-#ifdef UTF8_OUTPUT_ENABLE
- }else if (!e2w_conv(c2, c1)){
- set_code_score(ptr, SCORE_NO_EXIST);
+ nkf_char ret = 0;
+
+ if (!c1){
+ *p2 = 0;
+ *p1 = c2;
+ }else if (0xc0 <= c2 && c2 <= 0xef) {
+ ret = unicode_to_jis_common(c2, c1, c0, p2, p1);
+#ifdef NUMCHAR_OPTION
+ if (ret > 0){
+ if (p2) *p2 = 0;
+ if (p1) *p1 = CLASS_UNICODE | ww16_conv(c2, c1, c0);
+ ret = 0;
+ }
#endif
- }else if ((c2 & 0x70) == 0x20){
- set_code_score(ptr, score_table_A0[c2 & 0x0f]);
- }else if ((c2 & 0x70) == 0x70){
- set_code_score(ptr, score_table_F0[c2 & 0x0f]);
- }else if ((c2 & 0x70) >= 0x50){
- set_code_score(ptr, SCORE_L2);
}
+ return ret;
}
-void status_disable(struct input_code *ptr)
+nkf_char w_iconv(nkf_char c2, nkf_char c1, nkf_char c0)
+{
+ nkf_char ret = 0;
+ static const char w_iconv_utf8_1st_byte[] =
+ { /* 0xC0 - 0xFF */
+ 20, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
+ 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
+ 30, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 32, 33, 33,
+ 40, 41, 41, 41, 42, 43, 43, 43, 50, 50, 50, 50, 60, 60, 70, 70};
+
+ if (c2 < 0 || 0xff < c2) {
+ }else if (c2 == 0) { /* 0 : 1 byte*/
+ c0 = 0;
+ } else if ((c2 & 0xc0) == 0x80) { /* 0x80-0xbf : trail byte */
+ return 0;
+ } else{
+ switch (w_iconv_utf8_1st_byte[c2 - 0xC0]) {
+ case 21:
+ if (c1 < 0x80 || 0xBF < c1) return 0;
+ break;
+ case 30:
+ if (c0 == 0) return -1;
+ if (c1 < 0xA0 || 0xBF < c1 || (c0 & 0xc0) != 0x80)
+ return 0;
+ break;
+ case 31:
+ case 33:
+ if (c0 == 0) return -1;
+ if ((c1 & 0xc0) != 0x80 || (c0 & 0xc0) != 0x80)
+ return 0;
+ break;
+ case 32:
+ if (c0 == 0) return -1;
+ if (c1 < 0x80 || 0x9F < c1 || (c0 & 0xc0) != 0x80)
+ return 0;
+ break;
+ case 40:
+ if (c0 == 0) return -2;
+ if (c1 < 0x90 || 0xBF < c1 || (c0 & 0xc0c0) != 0x8080)
+ return 0;
+ break;
+ case 41:
+ if (c0 == 0) return -2;
+ if (c1 < 0x80 || 0xBF < c1 || (c0 & 0xc0c0) != 0x8080)
+ return 0;
+ break;
+ case 42:
+ if (c0 == 0) return -2;
+ if (c1 < 0x80 || 0x8F < c1 || (c0 & 0xc0c0) != 0x8080)
+ return 0;
+ break;
+ default:
+ return 0;
+ break;
+ }
+ }
+ if (c2 == 0 || c2 == EOF){
+ } else if ((c2 & 0xf8) == 0xf0) { /* 4 bytes */
+ c1 = CLASS_UNICODE | ww16_conv(c2, c1, c0);
+ c2 = 0;
+ } else {
+ ret = w2e_conv(c2, c1, c0, &c2, &c1);
+ }
+ if (ret == 0){
+ (*oconv)(c2, c1);
+ }
+ return ret;
+}
+
+nkf_char w_iconv16(nkf_char c2, nkf_char c1, nkf_char c0)
+{
+ nkf_char ret = 0;
+ if ((c2==0 && c1 < 0x80) || c2==EOF) {
+ (*oconv)(c2, c1);
+ return 0;
+ }else if (0xD8 <= c2 && c2 <= 0xDB) {
+ if (c0 < NKF_INT32_C(0xDC00) || NKF_INT32_C(0xDFFF) < c0)
+ return -2;
+ c1 = CLASS_UNICODE | ((c2 << 18) + (c1 << 10) + c0 - NKF_INT32_C(0x35FDC00));
+ c2 = 0;
+ }else if ((c2>>3) == 27) { /* unpaired surrogate */
+ /*
+ return 2;
+ */
+ return 1;
+ }else ret = w16e_conv(((c2 & 0xff)<<8) + c1, &c2, &c1);
+ if (ret) return ret;
+ (*oconv)(c2, c1);
+ return 0;
+}
+
+nkf_char w_iconv32(nkf_char c2, nkf_char c1, nkf_char c0)
+{
+ int ret = 0;
+
+ if ((c2 == 0 && c1 < 0x80) || c2==EOF) {
+ } else if (is_unicode_bmp(c1)) {
+ ret = w16e_conv(c1, &c2, &c1);
+ } else {
+ c2 = 0;
+ c1 = CLASS_UNICODE | c1;
+ }
+ if (ret) return ret;
+ (*oconv)(c2, c1);
+ return 0;
+}
+
+#endif
+
+struct input_code * find_inputcode_byfunc(nkf_char (*iconv_func)(nkf_char c2,nkf_char c1,nkf_char c0))
+{
+ if (iconv_func){
+ struct input_code *p = input_code_list;
+ while (p->name){
+ if (iconv_func == p->iconv_func){
+ return p;
+ }
+ p++;
+ }
+ }
+ return 0;
+}
+
+void set_iconv(nkf_char f, nkf_char (*iconv_func)(nkf_char c2,nkf_char c1,nkf_char c0))
+{
+#ifdef INPUT_CODE_FIX
+ if (f || !input_encoding)
+#endif
+ if (estab_f != f){
+ estab_f = f;
+ }
+
+ if (iconv_func
+#ifdef INPUT_CODE_FIX
+ && (f == -TRUE || !input_encoding) /* -TRUE means "FORCE" */
+#endif
+ ){
+ iconv = iconv_func;
+ }
+#ifdef CHECK_OPTION
+ if (estab_f && iconv_for_check != iconv){
+ struct input_code *p = find_inputcode_byfunc(iconv);
+ if (p){
+ set_input_codename(p->name);
+ debug(p->name);
+ }
+ iconv_for_check = iconv;
+ }
+#endif
+}
+
+#define SCORE_L2 (1) /* \e$BBh\e(B2\e$B?e=`4A;z\e(B */
+#define SCORE_KANA (SCORE_L2 << 1) /* \e$B$$$o$f$kH>3Q%+%J\e(B */
+#define SCORE_DEPEND (SCORE_KANA << 1) /* \e$B5!<o0MB8J8;z\e(B */
+#define SCORE_CP932 (SCORE_DEPEND << 1) /* CP932 \e$B$K$h$kFI$_49$(\e(B (IBM extended characters) */
+#define SCORE_X0212 (SCORE_CP932 << 1) /* JIS X 0212 */
+#define SCORE_NO_EXIST (SCORE_X0212 << 1) /* \e$BB8:_$7$J$$J8;z\e(B */
+#define SCORE_iMIME (SCORE_NO_EXIST << 1) /* MIME \e$B$K$h$k;XDj\e(B */
+#define SCORE_ERROR (SCORE_iMIME << 1) /* \e$B%(%i!<\e(B */
+
+#define SCORE_INIT (SCORE_iMIME)
+
+static const char score_table_A0[] = {
+ 0, 0, 0, 0,
+ 0, 0, 0, 0,
+ 0, SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND,
+ SCORE_DEPEND, SCORE_DEPEND, SCORE_DEPEND, SCORE_NO_EXIST,
+};
+
+static const char score_table_F0[] = {
+ SCORE_L2, SCORE_L2, SCORE_L2, SCORE_L2,
+ SCORE_L2, SCORE_DEPEND, SCORE_NO_EXIST, SCORE_NO_EXIST,
+ SCORE_DEPEND, SCORE_DEPEND, SCORE_CP932, SCORE_CP932,
+ SCORE_CP932, SCORE_NO_EXIST, SCORE_NO_EXIST, SCORE_ERROR,
+};
+
+void set_code_score(struct input_code *ptr, nkf_char score)
+{
+ if (ptr){
+ ptr->score |= score;
+ }
+}
+
+void clr_code_score(struct input_code *ptr, nkf_char score)
+{
+ if (ptr){
+ ptr->score &= ~score;
+ }
+}
+
+void code_score(struct input_code *ptr)
+{
+ nkf_char c2 = ptr->buf[0];
+#ifdef UTF8_OUTPUT_ENABLE
+ nkf_char c1 = ptr->buf[1];
+#endif
+ if (c2 < 0){
+ set_code_score(ptr, SCORE_ERROR);
+ }else if (c2 == SSO){
+ set_code_score(ptr, SCORE_KANA);
+ }else if (c2 == 0x8f){
+ set_code_score(ptr, SCORE_X0212);
+#ifdef UTF8_OUTPUT_ENABLE
+ }else if (!e2w_conv(c2, c1)){
+ set_code_score(ptr, SCORE_NO_EXIST);
+#endif
+ }else if ((c2 & 0x70) == 0x20){
+ set_code_score(ptr, score_table_A0[c2 & 0x0f]);
+ }else if ((c2 & 0x70) == 0x70){
+ set_code_score(ptr, score_table_F0[c2 & 0x0f]);
+ }else if ((c2 & 0x70) >= 0x50){
+ set_code_score(ptr, SCORE_L2);
+ }
+}
+
+void status_disable(struct input_code *ptr)
{
ptr->stat = -1;
ptr->buf[0] = -1;
}
#endif /*WIN32DLL*/
-#if !defined(PERL_XS) && !defined(WIN32DLL)
-nkf_char noconvert(FILE *f)
+nkf_char
+h_conv(FILE *f, nkf_char c2, nkf_char c1)
{
- nkf_char c;
+ nkf_char ret, c3, c0;
+ int hold_index;
- if (nop_f == 2)
- module_connection();
- while ((c = (*i_getc)(f)) != EOF)
- (*o_putc)(c);
- (*o_putc)(EOF);
- return 1;
-}
-#endif
-void module_connection(void)
-{
- if (input_encoding) set_input_encoding(input_encoding);
- if (!output_encoding) {
- output_encoding = nkf_default_encoding();
- }
- set_output_encoding(output_encoding);
- oconv = nkf_enc_to_oconv(output_encoding);
- o_putc = std_putc;
+ /** it must NOT be in the kanji shifte sequence */
+ /** it must NOT be written in JIS7 */
+ /** and it must be after 2 byte 8bit code */
- /* replace continucation module, from output side */
+ hold_count = 0;
+ push_hold_buf(c2);
+ push_hold_buf(c1);
- /* output redicrection */
-#ifdef CHECK_OPTION
- if (noout_f || guess_f){
- o_putc = no_putc;
- }
-#endif
- if (mimeout_f) {
- o_mputc = o_putc;
- o_putc = mime_putc;
- if (mimeout_f == TRUE) {
- o_base64conv = oconv; oconv = base64_conv;
- }
- /* base64_count = 0; */
+ while ((c1 = (*i_getc)(f)) != EOF) {
+ if (c1 == ESC){
+ (*i_ungetc)(c1,f);
+ break;
+ }
+ code_status(c1);
+ if (push_hold_buf(c1) == EOF || estab_f){
+ break;
+ }
}
- if (nlmode_f || guess_f) {
- o_nlconv = oconv; oconv = nl_conv;
- }
- if (rot_f) {
- o_rot_conv = oconv; oconv = rot_conv;
- }
- if (iso2022jp_f) {
- o_iso2022jp_check_conv = oconv; oconv = iso2022jp_check_conv;
- }
- if (hira_f) {
- o_hira_conv = oconv; oconv = hira_conv;
- }
- if (fold_f) {
- o_fconv = oconv; oconv = fold_conv;
- f_line = 0;
- }
- if (alpha_f || x0201_f) {
- o_zconv = oconv; oconv = z_conv;
+ if (!estab_f){
+ struct input_code *p = input_code_list;
+ struct input_code *result = p;
+ if (c1 == EOF){
+ code_status(c1);
+ }
+ while (p->name){
+ if (p->status_func && p->score < result->score){
+ result = p;
+ }
+ ++p;
+ }
+ set_iconv(TRUE, result->iconv_func);
}
- i_getc = std_getc;
- i_ungetc = std_ungetc;
- /* input redicrection */
-#ifdef INPUT_OPTION
- if (cap_f){
- i_cgetc = i_getc; i_getc = cap_getc;
- i_cungetc = i_ungetc; i_ungetc= cap_ungetc;
- }
- if (url_f){
- i_ugetc = i_getc; i_getc = url_getc;
- i_uungetc = i_ungetc; i_ungetc= url_ungetc;
- }
-#endif
+
+ /** now,
+ ** 1) EOF is detected, or
+ ** 2) Code is established, or
+ ** 3) Buffer is FULL (but last word is pushed)
+ **
+ ** in 1) and 3) cases, we continue to use
+ ** Kanji codes by oconv and leave estab_f unchanged.
+ **/
+
+ ret = c1;
+ hold_index = 0;
+ while (hold_index < hold_count){
+ c2 = hold_buf[hold_index++];
+ if (c2 <= DEL
#ifdef NUMCHAR_OPTION
- if (numchar_f){
- i_ngetc = i_getc; i_getc = numchar_getc;
- i_nungetc = i_ungetc; i_ungetc= numchar_ungetc;
- }
-#endif
-#ifdef UNICODE_NORMALIZATION
- if (nfc_f){
- i_nfc_getc = i_getc; i_getc = nfc_getc;
- i_nfc_ungetc = i_ungetc; i_ungetc= nfc_ungetc;
- }
+ || is_unicode_capsule(c2)
#endif
- if (mime_f && mimebuf_f==FIXED_MIME) {
- i_mgetc = i_getc; i_getc = mime_getc;
- i_mungetc = i_ungetc; i_ungetc = mime_ungetc;
- }
- if (broken_f & 1) {
- i_bgetc = i_getc; i_getc = broken_getc;
- i_bungetc = i_ungetc; i_ungetc = broken_ungetc;
- }
- if (input_encoding) {
- set_iconv(-TRUE, nkf_enc_to_iconv(input_encoding));
- } else {
- set_iconv(FALSE, e_iconv);
- }
-
- {
- struct input_code *p = input_code_list;
- while (p->name){
- status_reinit(p++);
+ ){
+ (*iconv)(0, c2, 0);
+ continue;
+ }else if (iconv == s_iconv && 0xa1 <= c2 && c2 <= 0xdf){
+ (*iconv)(JIS_X_0201, c2, 0);
+ continue;
+ }
+ if (hold_index < hold_count){
+ c1 = hold_buf[hold_index++];
+ }else{
+ c1 = (*i_getc)(f);
+ if (c1 == EOF){
+ c3 = EOF;
+ break;
+ }
+ code_status(c1);
}
+ c0 = 0;
+ switch ((*iconv)(c2, c1, 0)) { /* can be EUC/SJIS/UTF-8 */
+ case -2:
+ /* 4 bytes UTF-8 */
+ if (hold_index < hold_count){
+ c0 = hold_buf[hold_index++];
+ } else if ((c0 = (*i_getc)(f)) == EOF) {
+ ret = EOF;
+ break;
+ } else {
+ code_status(c0);
+ c0 <<= 8;
+ if (hold_index < hold_count){
+ c3 = hold_buf[hold_index++];
+ } else if ((c3 = (*i_getc)(f)) == EOF) {
+ c0 = ret = EOF;
+ break;
+ } else {
+ code_status(c3);
+ (*iconv)(c2, c1, c0|c3);
+ }
+ }
+ break;
+ case -1:
+ /* 3 bytes EUC or UTF-8 */
+ if (hold_index < hold_count){
+ c0 = hold_buf[hold_index++];
+ } else if ((c0 = (*i_getc)(f)) == EOF) {
+ ret = EOF;
+ break;
+ } else {
+ code_status(c0);
+ }
+ (*iconv)(c2, c1, c0);
+ break;
+ }
+ if (c0 == EOF) break;
}
+ return ret;
}
/*
}
}
-/*
- Conversion main loop. Code detection only.
- */
-
-nkf_char kanji_convert(FILE *f)
+nkf_char push_hold_buf(nkf_char c2)
{
- nkf_char c3, c2=0, c1, c0=0;
- int is_8bit = FALSE;
+ if (hold_count >= HOLD_SIZE*2)
+ return (EOF);
+ hold_buf[hold_count++] = (unsigned char)c2;
+ return ((hold_count >= HOLD_SIZE*2) ? EOF : hold_count);
+}
- if (input_encoding && !nkf_enc_asciicompat(input_encoding)) {
- is_8bit = TRUE;
+#ifdef X0212_ENABLE
+nkf_char x0212_shift(nkf_char c)
+{
+ nkf_char ret = c;
+ c &= 0x7f;
+ if (is_eucg3(ret)){
+ if (0x75 <= c && c <= 0x7f){
+ ret = c + (0x109 - 0x75);
+ }
+ }else{
+ if (0x75 <= c && c <= 0x7f){
+ ret = c + (0x113 - 0x75);
+ }
}
+ return ret;
+}
- input_mode = ASCII;
- output_mode = ASCII;
- shift_mode = FALSE;
-
-#define NEXT continue /* no output, get next */
-#define SEND ; /* output c1 and c2, get next */
-#define LAST break /* end of loop, go closing */
- module_connection();
- check_bom(f);
+nkf_char x0212_unshift(nkf_char c)
+{
+ nkf_char ret = c;
+ if (0x7f <= c && c <= 0x88){
+ ret = c + (0x75 - 0x7f);
+ }else if (0x89 <= c && c <= 0x92){
+ ret = PREFIX_EUCG3 | 0x80 | (c + (0x75 - 0x89));
+ }
+ return ret;
+}
+#endif /* X0212_ENABLE */
- while ((c1 = (*i_getc)(f)) != EOF) {
-#ifdef INPUT_CODE_FIX
- if (!input_encoding)
-#endif
- code_status(c1);
- if (c2) {
- /* second byte */
- if (c2 > ((input_encoding && nkf_enc_cp5022x_p(input_encoding)) ? 0x92 : DEL)) {
- /* in case of 8th bit is on */
- if (!estab_f&&!mime_decode_mode) {
- /* in case of not established yet */
- /* It is still ambiguious */
- if (h_conv(f, c2, c1)==EOF)
- LAST;
- else
- c2 = 0;
- NEXT;
- } else {
- /* in case of already established */
- if (c1 < AT) {
- /* ignore bogus code and not CP5022x UCD */
- c2 = 0;
- NEXT;
- } else {
- SEND;
- }
- }
- } else
- /* second byte, 7 bit code */
- /* it might be kanji shitfted */
- if ((c1 == DEL) || (c1 <= SP)) {
- /* ignore bogus first code */
- c2 = 0;
- NEXT;
- } else
- SEND;
- } else {
- /* first byte */
-#ifdef UTF8_INPUT_ENABLE
- if (iconv == w_iconv16) {
- if (input_endian == ENDIAN_BIG) {
- c2 = c1;
- if ((c1 = (*i_getc)(f)) != EOF) {
- if (0xD8 <= c2 && c2 <= 0xDB) {
- if ((c0 = (*i_getc)(f)) != EOF) {
- c0 <<= 8;
- if ((c3 = (*i_getc)(f)) != EOF) {
- c0 |= c3;
- } else c2 = EOF;
- } else c2 = EOF;
- }
- } else c2 = EOF;
- } else {
- if ((c2 = (*i_getc)(f)) != EOF) {
- if (0xD8 <= c2 && c2 <= 0xDB) {
- if ((c3 = (*i_getc)(f)) != EOF) {
- if ((c0 = (*i_getc)(f)) != EOF) {
- c0 <<= 8;
- c0 |= c3;
- } else c2 = EOF;
- } else c2 = EOF;
- }
- } else c2 = EOF;
- }
- SEND;
- } else if(iconv == w_iconv32){
- int c3 = c1;
- if((c2 = (*i_getc)(f)) != EOF &&
- (c1 = (*i_getc)(f)) != EOF &&
- (c0 = (*i_getc)(f)) != EOF){
- switch(input_endian){
- case ENDIAN_BIG:
- c1 = (c2&0xFF)<<16 | (c1&0xFF)<<8 | (c0&0xFF);
- break;
- case ENDIAN_LITTLE:
- c1 = (c3&0xFF) | (c2&0xFF)<<8 | (c1&0xFF)<<16;
- break;
- case ENDIAN_2143:
- c1 = (c3&0xFF)<<16 | (c1&0xFF) | (c0&0xFF)<<8;
- break;
- case ENDIAN_3412:
- c1 = (c3&0xFF)<<8 | (c2&0xFF) | (c0&0xFF)<<16;
- break;
- }
- c2 = 0;
- }else{
- c2 = EOF;
- }
- SEND;
- } else
-#endif
-#ifdef NUMCHAR_OPTION
- if (is_unicode_capsule(c1)){
- SEND;
- } else
-#endif
- if (c1 > ((input_encoding && nkf_enc_cp5022x_p(input_encoding)) ? 0x92 : DEL)) {
- /* 8 bit code */
- if (!estab_f && !iso8859_f) {
- /* not established yet */
- c2 = c1;
- NEXT;
- } else { /* estab_f==TRUE */
- if (iso8859_f) {
- c2 = ISO_8859_1;
- c1 &= 0x7f;
- SEND;
- } else if (SSP<=c1 && c1<0xe0 && iconv == s_iconv) {
- /* SJIS X0201 Case... */
- if (iso2022jp_f && !x0201_f) {
- (*oconv)(GETA1, GETA2);
- NEXT;
- } else {
- c2 = JIS_X_0201;
- c1 &= 0x7f;
- SEND;
- }
- } else if (c1==SSO && iconv != s_iconv) {
- /* EUC X0201 Case */
- c1 = (*i_getc)(f); /* skip SSO */
- code_status(c1);
- if (SSP<=c1 && c1<0xe0) {
- if (iso2022jp_f && !x0201_f) {
- (*oconv)(GETA1, GETA2);
- NEXT;
- } else {
- c2 = JIS_X_0201;
- c1 &= 0x7f;
- SEND;
- }
- } else { /* bogus code, skip SSO and one byte */
- NEXT;
- }
- } else if (ms_ucs_map_f == UCS_MAP_CP10001 &&
- (c1 == 0xFD || c1 == 0xFE)) {
- /* CP10001 */
- c2 = JIS_X_0201;
- c1 &= 0x7f;
- SEND;
- } else {
- /* already established */
- c2 = c1;
- NEXT;
- }
- }
- } else if ((c1 > SP) && (c1 != DEL)) {
- /* in case of Roman characters */
- if (shift_mode) {
- /* output 1 shifted byte */
- if (iso8859_f) {
- c2 = ISO_8859_1;
- SEND;
- } else if (SP <= c1 && c1 < (0xe0&0x7f)){
- /* output 1 shifted byte */
- if (iso2022jp_f && !x0201_f) {
- (*oconv)(GETA1, GETA2);
- NEXT;
- } else {
- c2 = JIS_X_0201;
- SEND;
- }
- } else {
- /* look like bogus code */
- NEXT;
- }
- } else if (input_mode == JIS_X_0208 || input_mode == JIS_X_0212 ||
- input_mode == JIS_X_0213_1 || input_mode == JIS_X_0213_2) {
- /* in case of Kanji shifted */
- c2 = c1;
- NEXT;
- } else if (c1 == '=' && mime_f && !mime_decode_mode) {
- /* Check MIME code */
- if ((c1 = (*i_getc)(f)) == EOF) {
- (*oconv)(0, '=');
- LAST;
- } else if (c1 == '?') {
- /* =? is mime conversion start sequence */
- if(mime_f == STRICT_MIME) {
- /* check in real detail */
- if (mime_begin_strict(f) == EOF)
- LAST;
- else
- NEXT;
- } else if (mime_begin(f) == EOF)
- LAST;
- else
- NEXT;
- } else {
- (*oconv)(0, '=');
- (*i_ungetc)(c1,f);
- NEXT;
- }
- } else {
- /* normal ASCII code */
- SEND;
- }
- } else if (c1 == SI && (!is_8bit || mime_decode_mode)) {
- shift_mode = FALSE;
- NEXT;
- } else if (c1 == SO && (!is_8bit || mime_decode_mode)) {
- shift_mode = TRUE;
- NEXT;
- } else if (c1 == ESC && (!is_8bit || mime_decode_mode)) {
- if ((c1 = (*i_getc)(f)) == EOF) {
- /* (*oconv)(0, ESC); don't send bogus code */
- LAST;
- } else if (c1 == '$') {
- if ((c1 = (*i_getc)(f)) == EOF) {
- /*
- (*oconv)(0, ESC); don't send bogus code
- (*oconv)(0, '$'); */
- LAST;
- } else if (c1 == '@'|| c1 == 'B') {
- /* This is kanji introduction */
- input_mode = JIS_X_0208;
- shift_mode = FALSE;
- set_input_codename("ISO-2022-JP");
-#ifdef CHECK_OPTION
- debug("ISO-2022-JP");
-#endif
- NEXT;
- } else if (c1 == '(') {
- if ((c1 = (*i_getc)(f)) == EOF) {
- /* don't send bogus code
- (*oconv)(0, ESC);
- (*oconv)(0, '$');
- (*oconv)(0, '(');
- */
- LAST;
- } else if (c1 == '@'|| c1 == 'B') {
- /* This is kanji introduction */
- input_mode = JIS_X_0208;
- shift_mode = FALSE;
- NEXT;
-#ifdef X0212_ENABLE
- } else if (c1 == 'D'){
- input_mode = JIS_X_0212;
- shift_mode = FALSE;
- NEXT;
-#endif /* X0212_ENABLE */
- } else if (c1 == 0x4F){
- input_mode = JIS_X_0213_1;
- shift_mode = FALSE;
- NEXT;
- } else if (c1 == 0x50){
- input_mode = JIS_X_0213_2;
- shift_mode = FALSE;
- NEXT;
- } else {
- /* could be some special code */
- (*oconv)(0, ESC);
- (*oconv)(0, '$');
- (*oconv)(0, '(');
- (*oconv)(0, c1);
- NEXT;
- }
- } else if (broken_f&0x2) {
- /* accept any ESC-(-x as broken code ... */
- input_mode = JIS_X_0208;
- shift_mode = FALSE;
- NEXT;
- } else {
- (*oconv)(0, ESC);
- (*oconv)(0, '$');
- (*oconv)(0, c1);
- NEXT;
- }
- } else if (c1 == '(') {
- if ((c1 = (*i_getc)(f)) == EOF) {
- /* don't send bogus code
- (*oconv)(0, ESC);
- (*oconv)(0, '('); */
- LAST;
- } else {
- if (c1 == 'I') {
- /* This is X0201 kana introduction */
- input_mode = JIS_X_0201; shift_mode = JIS_X_0201;
- NEXT;
- } else if (c1 == 'B' || c1 == 'J' || c1 == 'H') {
- /* This is X0208 kanji introduction */
- input_mode = ASCII; shift_mode = FALSE;
- NEXT;
- } else if (broken_f&0x2) {
- input_mode = ASCII; shift_mode = FALSE;
- NEXT;
- } else {
- (*oconv)(0, ESC);
- (*oconv)(0, '(');
- /* maintain various input_mode here */
- SEND;
- }
- }
- } else if ( c1 == 'N' || c1 == 'n'){
- /* SS2 */
- c3 = (*i_getc)(f); /* skip SS2 */
- if ( (SP<=c3 && c3 < 0x60) || (0xa0<=c3 && c3 < 0xe0)){
- c1 = c3;
- c2 = JIS_X_0201;
- SEND;
- }else{
- (*i_ungetc)(c3, f);
- /* lonely ESC */
- (*oconv)(0, ESC);
- SEND;
- }
- } else {
- /* lonely ESC */
- (*oconv)(0, ESC);
- SEND;
- }
- } else if (c1 == ESC && iconv == s_iconv) {
- /* ESC in Shift_JIS */
- if ((c1 = (*i_getc)(f)) == EOF) {
- /* (*oconv)(0, ESC); don't send bogus code */
- LAST;
- } else if (c1 == '$') {
- /* J-PHONE emoji */
- if ((c1 = (*i_getc)(f)) == EOF) {
- /*
- (*oconv)(0, ESC); don't send bogus code
- (*oconv)(0, '$'); */
- LAST;
- } else {
- if (('E' <= c1 && c1 <= 'G') ||
- ('O' <= c1 && c1 <= 'Q')) {
- /*
- NUM : 0 1 2 3 4 5
- BYTE: G E F O P Q
- C%7 : 1 6 0 2 3 4
- C%7 : 0 1 2 3 4 5 6
- NUM : 2 0 3 4 5 X 1
- */
- static const char jphone_emoji_first_table[7] = {2, 0, 3, 4, 5, 0, 1};
- c0 = (jphone_emoji_first_table[c1 % 7] << 8) - SP + 0xE000 + CLASS_UNICODE;
- while ((c1 = (*i_getc)(f)) != EOF) {
- if (SP <= c1 && c1 <= 'z') {
- (*oconv)(0, c1 + c0);
- } else break; /* c1 == SO */
- }
- }
- }
- if (c1 == EOF) LAST;
- NEXT;
- } else {
- /* lonely ESC */
- (*oconv)(0, ESC);
- SEND;
- }
- } else if (c1 == LF || c1 == CR) {
- if (broken_f&4) {
- input_mode = ASCII; set_iconv(FALSE, 0);
- SEND;
- } else if (mime_decode_f && !mime_decode_mode){
- if (c1 == LF) {
- if ((c1=(*i_getc)(f))!=EOF && c1 == SP) {
- i_ungetc(SP,f);
- continue;
- } else {
- i_ungetc(c1,f);
- }
- c1 = LF;
- SEND;
- } else { /* if (c1 == CR)*/
- if ((c1=(*i_getc)(f))!=EOF) {
- if (c1==SP) {
- i_ungetc(SP,f);
- continue;
- } else if (c1 == LF && (c1=(*i_getc)(f))!=EOF && c1 == SP) {
- i_ungetc(SP,f);
- continue;
- } else {
- i_ungetc(c1,f);
- }
- i_ungetc(LF,f);
- } else {
- i_ungetc(c1,f);
- }
- c1 = CR;
- SEND;
- }
- }
- } else if (c1 == DEL && input_mode == JIS_X_0208) {
- /* CP5022x */
- c2 = c1;
- NEXT;
- } else
- SEND;
- }
- /* send: */
- switch(input_mode){
- case ASCII:
- switch ((*iconv)(c2, c1, c0)) { /* can be EUC / SJIS / UTF-8 / UTF-16 */
- case -2:
- /* 4 bytes UTF-8 */
- if ((c0 = (*i_getc)(f)) != EOF) {
- code_status(c0);
- c0 <<= 8;
- if ((c3 = (*i_getc)(f)) != EOF) {
- code_status(c3);
- (*iconv)(c2, c1, c0|c3);
- }
- }
- break;
- case -1:
- /* 3 bytes EUC or UTF-8 */
- if ((c0 = (*i_getc)(f)) != EOF) {
- code_status(c0);
- (*iconv)(c2, c1, c0);
- }
- break;
- }
- break;
- case JIS_X_0208:
- case JIS_X_0213_1:
- if (ms_ucs_map_f &&
- 0x7F <= c2 && c2 <= 0x92 &&
- 0x21 <= c1 && c1 <= 0x7E) {
- /* CP932 UDC */
- if(c1 == 0x7F) return 0;
- c1 = (c2 - 0x7F) * 94 + c1 - 0x21 + 0xE000 + CLASS_UNICODE;
- c2 = 0;
- }
- (*oconv)(c2, c1); /* this is JIS, not SJIS/EUC case */
- break;
-#ifdef X0212_ENABLE
- case JIS_X_0212:
- (*oconv)(PREFIX_EUCG3 | c2, c1);
- break;
-#endif /* X0212_ENABLE */
- case JIS_X_0213_2:
- (*oconv)(PREFIX_EUCG3 | c2, c1);
- break;
- default:
- (*oconv)(input_mode, c1); /* other special case */
- }
-
- c2 = 0;
- c0 = 0;
- continue;
- /* goto next_word */
- }
-
- /* epilogue */
- (*iconv)(EOF, 0, 0);
- if (!input_codename)
- {
- if (is_8bit) {
- struct input_code *p = input_code_list;
- struct input_code *result = p;
- while (p->name){
- if (p->score < result->score) result = p;
- ++p;
- }
- set_input_codename(result->name);
-#ifdef CHECK_OPTION
- debug(result->name);
-#endif
- }
- }
- return 1;
-}
-
-nkf_char
-h_conv(FILE *f, nkf_char c2, nkf_char c1)
-{
- nkf_char ret, c3, c0;
- int hold_index;
-
-
- /** it must NOT be in the kanji shifte sequence */
- /** it must NOT be written in JIS7 */
- /** and it must be after 2 byte 8bit code */
-
- hold_count = 0;
- push_hold_buf(c2);
- push_hold_buf(c1);
-
- while ((c1 = (*i_getc)(f)) != EOF) {
- if (c1 == ESC){
- (*i_ungetc)(c1,f);
- break;
- }
- code_status(c1);
- if (push_hold_buf(c1) == EOF || estab_f){
- break;
- }
- }
-
- if (!estab_f){
- struct input_code *p = input_code_list;
- struct input_code *result = p;
- if (c1 == EOF){
- code_status(c1);
- }
- while (p->name){
- if (p->status_func && p->score < result->score){
- result = p;
- }
- ++p;
- }
- set_iconv(TRUE, result->iconv_func);
- }
-
-
- /** now,
- ** 1) EOF is detected, or
- ** 2) Code is established, or
- ** 3) Buffer is FULL (but last word is pushed)
- **
- ** in 1) and 3) cases, we continue to use
- ** Kanji codes by oconv and leave estab_f unchanged.
- **/
-
- ret = c1;
- hold_index = 0;
- while (hold_index < hold_count){
- c2 = hold_buf[hold_index++];
- if (c2 <= DEL
-#ifdef NUMCHAR_OPTION
- || is_unicode_capsule(c2)
-#endif
- ){
- (*iconv)(0, c2, 0);
- continue;
- }else if (iconv == s_iconv && 0xa1 <= c2 && c2 <= 0xdf){
- (*iconv)(JIS_X_0201, c2, 0);
- continue;
- }
- if (hold_index < hold_count){
- c1 = hold_buf[hold_index++];
- }else{
- c1 = (*i_getc)(f);
- if (c1 == EOF){
- c3 = EOF;
- break;
- }
- code_status(c1);
- }
- c0 = 0;
- switch ((*iconv)(c2, c1, 0)) { /* can be EUC/SJIS/UTF-8 */
- case -2:
- /* 4 bytes UTF-8 */
- if (hold_index < hold_count){
- c0 = hold_buf[hold_index++];
- } else if ((c0 = (*i_getc)(f)) == EOF) {
- ret = EOF;
- break;
- } else {
- code_status(c0);
- c0 <<= 8;
- if (hold_index < hold_count){
- c3 = hold_buf[hold_index++];
- } else if ((c3 = (*i_getc)(f)) == EOF) {
- c0 = ret = EOF;
- break;
- } else {
- code_status(c3);
- (*iconv)(c2, c1, c0|c3);
- }
- }
- break;
- case -1:
- /* 3 bytes EUC or UTF-8 */
- if (hold_index < hold_count){
- c0 = hold_buf[hold_index++];
- } else if ((c0 = (*i_getc)(f)) == EOF) {
- ret = EOF;
- break;
- } else {
- code_status(c0);
- }
- (*iconv)(c2, c1, c0);
- break;
- }
- if (c0 == EOF) break;
- }
- return ret;
-}
-
-nkf_char push_hold_buf(nkf_char c2)
-{
- if (hold_count >= HOLD_SIZE*2)
- return (EOF);
- hold_buf[hold_count++] = (unsigned char)c2;
- return ((hold_count >= HOLD_SIZE*2) ? EOF : hold_count);
-}
-
-nkf_char s2e_conv(nkf_char c2, nkf_char c1, nkf_char *p2, nkf_char *p1)
-{
-#if defined(SHIFTJIS_CP932) || defined(X0212_ENABLE)
- nkf_char val;
+nkf_char s2e_conv(nkf_char c2, nkf_char c1, nkf_char *p2, nkf_char *p1)
+{
+#if defined(SHIFTJIS_CP932) || defined(X0212_ENABLE)
+ nkf_char val;
#endif
static const char shift_jisx0213_s1a3_table[5][2] ={ { 1, 8}, { 3, 4}, { 5,12}, {13,14}, {15, 0} };
#ifdef SHIFTJIS_CP932
}
if (c1 < 0x9F)
c1 = c1 - ((c1 > DEL) ? SP : 0x1F);
- else {
- c1 = c1 - 0x7E;
- }
- }
-
-#ifdef X0212_ENABLE
- c2 = x0212_unshift(c2);
-#endif
- if (p2) *p2 = c2;
- if (p1) *p1 = c1;
- return 0;
-}
-
-nkf_char s_iconv(nkf_char c2, nkf_char c1, nkf_char c0)
-{
- if (c2 == JIS_X_0201) {
- c1 &= 0x7f;
- } else if ((c2 == EOF) || (c2 == 0) || c2 < SP) {
- /* NOP */
- } else if (!x0213_f && 0xF0 <= c2 && c2 <= 0xF9 && 0x40 <= c1 && c1 <= 0xFC) {
- /* CP932 UDC */
- if(c1 == 0x7F) return 0;
- c1 = (c2 - 0xF0) * 188 + (c1 - 0x40 - (0x7E < c1)) + 0xE000 + CLASS_UNICODE;
- c2 = 0;
- } else {
- nkf_char ret = s2e_conv(c2, c1, &c2, &c1);
- if (ret) return ret;
- }
- (*oconv)(c2, c1);
- return 0;
-}
-
-nkf_char e_iconv(nkf_char c2, nkf_char c1, nkf_char c0)
-{
- if (c2 == JIS_X_0201) {
- c1 &= 0x7f;
-#ifdef X0212_ENABLE
- }else if (c2 == 0x8f){
- if (c0 == 0){
- return -1;
- }
- if (!cp51932_f && !x0213_f && 0xF5 <= c1 && c1 <= 0xFE && 0xA1 <= c0 && c0 <= 0xFE) {
- /* encoding is eucJP-ms, so invert to Unicode Private User Area */
- c1 = (c1 - 0xF5) * 94 + c0 - 0xA1 + 0xE3AC + CLASS_UNICODE;
- c2 = 0;
- } else {
- c2 = (c2 << 8) | (c1 & 0x7f);
- c1 = c0 & 0x7f;
-#ifdef SHIFTJIS_CP932
- if (cp51932_f){
- nkf_char s2, s1;
- if (e2s_conv(c2, c1, &s2, &s1) == 0){
- s2e_conv(s2, s1, &c2, &c1);
- if (c2 < 0x100){
- c1 &= 0x7f;
- c2 &= 0x7f;
- }
- }
- }
-#endif /* SHIFTJIS_CP932 */
- }
-#endif /* X0212_ENABLE */
- } else if (c2 == SSO){
- c2 = JIS_X_0201;
- c1 &= 0x7f;
- } else if ((c2 == EOF) || (c2 == 0) || c2 < SP) {
- /* NOP */
- } else {
- if (!cp51932_f && ms_ucs_map_f && 0xF5 <= c2 && c2 <= 0xFE && 0xA1 <= c1 && c1 <= 0xFE) {
- /* encoding is eucJP-ms, so invert to Unicode Private User Area */
- c1 = (c2 - 0xF5) * 94 + c1 - 0xA1 + 0xE000 + CLASS_UNICODE;
- c2 = 0;
- } else {
- c1 &= 0x7f;
- c2 &= 0x7f;
-#ifdef SHIFTJIS_CP932
- if (cp51932_f && 0x79 <= c2 && c2 <= 0x7c){
- nkf_char s2, s1;
- if (e2s_conv(c2, c1, &s2, &s1) == 0){
- s2e_conv(s2, s1, &c2, &c1);
- if (c2 < 0x100){
- c1 &= 0x7f;
- c2 &= 0x7f;
- }
- }
- }
-#endif /* SHIFTJIS_CP932 */
- }
- }
- (*oconv)(c2, c1);
- return 0;
-}
-
-#ifdef UTF8_INPUT_ENABLE
-nkf_char w2e_conv(nkf_char c2, nkf_char c1, nkf_char c0, nkf_char *p2, nkf_char *p1)
-{
- nkf_char ret = 0;
-
- if (!c1){
- *p2 = 0;
- *p1 = c2;
- }else if (0xc0 <= c2 && c2 <= 0xef) {
- ret = unicode_to_jis_common(c2, c1, c0, p2, p1);
-#ifdef NUMCHAR_OPTION
- if (ret > 0){
- if (p2) *p2 = 0;
- if (p1) *p1 = CLASS_UNICODE | ww16_conv(c2, c1, c0);
- ret = 0;
- }
-#endif
- }
- return ret;
-}
-
-nkf_char w_iconv(nkf_char c2, nkf_char c1, nkf_char c0)
-{
- nkf_char ret = 0;
- static const char w_iconv_utf8_1st_byte[] =
- { /* 0xC0 - 0xFF */
- 20, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
- 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
- 30, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 32, 33, 33,
- 40, 41, 41, 41, 42, 43, 43, 43, 50, 50, 50, 50, 60, 60, 70, 70};
-
- if (c2 < 0 || 0xff < c2) {
- }else if (c2 == 0) { /* 0 : 1 byte*/
- c0 = 0;
- } else if ((c2 & 0xc0) == 0x80) { /* 0x80-0xbf : trail byte */
- return 0;
- } else{
- switch (w_iconv_utf8_1st_byte[c2 - 0xC0]) {
- case 21:
- if (c1 < 0x80 || 0xBF < c1) return 0;
- break;
- case 30:
- if (c0 == 0) return -1;
- if (c1 < 0xA0 || 0xBF < c1 || (c0 & 0xc0) != 0x80)
- return 0;
- break;
- case 31:
- case 33:
- if (c0 == 0) return -1;
- if ((c1 & 0xc0) != 0x80 || (c0 & 0xc0) != 0x80)
- return 0;
- break;
- case 32:
- if (c0 == 0) return -1;
- if (c1 < 0x80 || 0x9F < c1 || (c0 & 0xc0) != 0x80)
- return 0;
- break;
- case 40:
- if (c0 == 0) return -2;
- if (c1 < 0x90 || 0xBF < c1 || (c0 & 0xc0c0) != 0x8080)
- return 0;
- break;
- case 41:
- if (c0 == 0) return -2;
- if (c1 < 0x80 || 0xBF < c1 || (c0 & 0xc0c0) != 0x8080)
- return 0;
- break;
- case 42:
- if (c0 == 0) return -2;
- if (c1 < 0x80 || 0x8F < c1 || (c0 & 0xc0c0) != 0x8080)
- return 0;
- break;
- default:
- return 0;
- break;
- }
- }
- if (c2 == 0 || c2 == EOF){
- } else if ((c2 & 0xf8) == 0xf0) { /* 4 bytes */
- c1 = CLASS_UNICODE | ww16_conv(c2, c1, c0);
- c2 = 0;
- } else {
- ret = w2e_conv(c2, c1, c0, &c2, &c1);
- }
- if (ret == 0){
- (*oconv)(c2, c1);
- }
- return ret;
-}
-#endif
-
-#if defined(UTF8_INPUT_ENABLE) || defined(UTF8_OUTPUT_ENABLE)
-void w16w_conv(nkf_char val, nkf_char *p2, nkf_char *p1, nkf_char *p0)
-{
- val &= VALUE_MASK;
- if (val < 0x80){
- *p2 = val;
- *p1 = 0;
- *p0 = 0;
- }else if (val < 0x800){
- *p2 = 0xc0 | (val >> 6);
- *p1 = 0x80 | (val & 0x3f);
- *p0 = 0;
- } else if (val <= NKF_INT32_C(0xFFFF)) {
- *p2 = 0xe0 | (val >> 12);
- *p1 = 0x80 | ((val >> 6) & 0x3f);
- *p0 = 0x80 | (val & 0x3f);
- } else if (val <= NKF_INT32_C(0x10FFFF)) {
- *p2 = 0xe0 | (val >> 16);
- *p1 = 0x80 | ((val >> 12) & 0x3f);
- *p0 = 0x8080 | ((val << 2) & 0x3f00)| (val & 0x3f);
- } else {
- *p2 = 0;
- *p1 = 0;
- *p0 = 0;
- }
-}
-#endif
-
-#ifdef UTF8_INPUT_ENABLE
-nkf_char ww16_conv(nkf_char c2, nkf_char c1, nkf_char c0)
-{
- nkf_char val;
- if (c2 >= 0xf8) {
- val = -1;
- } else if (c2 >= 0xf0){
- /* c2: 1st, c1: 2nd, c0: 3rd/4th */
- val = (c2 & 0x0f) << 18;
- val |= (c1 & 0x3f) << 12;
- val |= (c0 & 0x3f00) >> 2;
- val |= (c0 & 0x3f);
- }else if (c2 >= 0xe0){
- val = (c2 & 0x0f) << 12;
- val |= (c1 & 0x3f) << 6;
- val |= (c0 & 0x3f);
- }else if (c2 >= 0xc0){
- val = (c2 & 0x1f) << 6;
- val |= (c1 & 0x3f);
- }else{
- val = c2;
- }
- return val;
-}
-
-nkf_char w16e_conv(nkf_char val, nkf_char *p2, nkf_char *p1)
-{
- nkf_char c2, c1, c0;
- nkf_char ret = 0;
- val &= VALUE_MASK;
- if (val < 0x80){
- *p2 = 0;
- *p1 = val;
- }else{
- w16w_conv(val, &c2, &c1, &c0);
- ret = unicode_to_jis_common(c2, c1, c0, p2, p1);
-#ifdef NUMCHAR_OPTION
- if (ret > 0){
- *p2 = 0;
- *p1 = CLASS_UNICODE | val;
- ret = 0;
+ else {
+ c1 = c1 - 0x7E;
}
-#endif
}
- return ret;
-}
-#endif
-#ifdef UTF8_INPUT_ENABLE
-nkf_char w_iconv16(nkf_char c2, nkf_char c1, nkf_char c0)
-{
- nkf_char ret = 0;
- if ((c2==0 && c1 < 0x80) || c2==EOF) {
- (*oconv)(c2, c1);
- return 0;
- }else if (0xD8 <= c2 && c2 <= 0xDB) {
- if (c0 < NKF_INT32_C(0xDC00) || NKF_INT32_C(0xDFFF) < c0)
- return -2;
- c1 = CLASS_UNICODE | ((c2 << 18) + (c1 << 10) + c0 - NKF_INT32_C(0x35FDC00));
- c2 = 0;
- }else if ((c2>>3) == 27) { /* unpaired surrogate */
- /*
- return 2;
- */
- return 1;
- }else ret = w16e_conv(((c2 & 0xff)<<8) + c1, &c2, &c1);
- if (ret) return ret;
- (*oconv)(c2, c1);
+#ifdef X0212_ENABLE
+ c2 = x0212_unshift(c2);
+#endif
+ if (p2) *p2 = c2;
+ if (p1) *p1 = c1;
return 0;
}
-nkf_char w_iconv32(nkf_char c2, nkf_char c1, nkf_char c0)
+nkf_char s_iconv(nkf_char c2, nkf_char c1, nkf_char c0)
{
- int ret = 0;
-
- if ((c2 == 0 && c1 < 0x80) || c2==EOF) {
- } else if (is_unicode_bmp(c1)) {
- ret = w16e_conv(c1, &c2, &c1);
- } else {
+ if (c2 == JIS_X_0201) {
+ c1 &= 0x7f;
+ } else if ((c2 == EOF) || (c2 == 0) || c2 < SP) {
+ /* NOP */
+ } else if (!x0213_f && 0xF0 <= c2 && c2 <= 0xF9 && 0x40 <= c1 && c1 <= 0xFC) {
+ /* CP932 UDC */
+ if(c1 == 0x7F) return 0;
+ c1 = (c2 - 0xF0) * 188 + (c1 - 0x40 - (0x7E < c1)) + 0xE000 + CLASS_UNICODE;
c2 = 0;
- c1 = CLASS_UNICODE | c1;
+ } else {
+ nkf_char ret = s2e_conv(c2, c1, &c2, &c1);
+ if (ret) return ret;
}
- if (ret) return ret;
(*oconv)(c2, c1);
return 0;
}
-nkf_char unicode_to_jis_common(nkf_char c2, nkf_char c1, nkf_char c0, nkf_char *p2, nkf_char *p1)
+nkf_char e_iconv(nkf_char c2, nkf_char c1, nkf_char c0)
{
- const unsigned short *const *pp;
- const unsigned short *const *const *ppp;
- static const char no_best_fit_chars_table_C2[] =
- {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 1, 2, 1, 1, 2,
- 0, 0, 1, 1, 0, 1, 0, 1, 2, 1, 1, 1, 1, 1, 1, 1};
- static const char no_best_fit_chars_table_C2_ms[] =
- {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0,
- 0, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0};
- static const char no_best_fit_chars_table_932_C2[] =
- {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1,
- 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0};
- static const char no_best_fit_chars_table_932_C3[] =
- {1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1};
- nkf_char ret = 0;
-
- if(c2 < 0x80){
- *p2 = 0;
- *p1 = c2;
- }else if(c2 < 0xe0){
- if(no_best_fit_chars_f){
- if(ms_ucs_map_f == UCS_MAP_CP932){
- switch(c2){
- case 0xC2:
- if(no_best_fit_chars_table_932_C2[c1&0x3F]) return 1;
- break;
- case 0xC3:
- if(no_best_fit_chars_table_932_C3[c1&0x3F]) return 1;
- break;
- }
- }else if(!cp932inv_f){
- switch(c2){
- case 0xC2:
- if(no_best_fit_chars_table_C2[c1&0x3F]) return 1;
- break;
- case 0xC3:
- if(no_best_fit_chars_table_932_C3[c1&0x3F]) return 1;
- break;
- }
- }else if(ms_ucs_map_f == UCS_MAP_MS){
- if(c2 == 0xC2 && no_best_fit_chars_table_C2_ms[c1&0x3F]) return 1;
- }else if(ms_ucs_map_f == UCS_MAP_CP10001){
- switch(c2){
- case 0xC2:
- switch(c1){
- case 0xA2:
- case 0xA3:
- case 0xA5:
- case 0xA6:
- case 0xAC:
- case 0xAF:
- case 0xB8:
- return 1;
- }
- break;
- }
- }
- }
- pp =
- ms_ucs_map_f == UCS_MAP_CP932 ? utf8_to_euc_2bytes_932 :
- ms_ucs_map_f == UCS_MAP_MS ? utf8_to_euc_2bytes_ms :
- ms_ucs_map_f == UCS_MAP_CP10001 ? utf8_to_euc_2bytes_mac :
- utf8_to_euc_2bytes;
- ret = w_iconv_common(c2, c1, pp, sizeof_utf8_to_euc_2bytes, p2, p1);
- }else if(c0 < 0xF0){
- if(no_best_fit_chars_f){
- if(ms_ucs_map_f == UCS_MAP_CP932){
- if(c2 == 0xE3 && c1 == 0x82 && c0 == 0x94) return 1;
- }else if(ms_ucs_map_f == UCS_MAP_MS){
- switch(c2){
- case 0xE2:
- switch(c1){
- case 0x80:
- if(c0 == 0x94 || c0 == 0x96 || c0 == 0xBE) return 1;
- break;
- case 0x88:
- if(c0 == 0x92) return 1;
- break;
- }
- break;
- case 0xE3:
- if(c1 == 0x80 || c0 == 0x9C) return 1;
- break;
- }
- }else if(ms_ucs_map_f == UCS_MAP_CP10001){
- switch(c2){
- case 0xE3:
- switch(c1){
- case 0x82:
- if(c0 == 0x94) return 1;
- break;
- case 0x83:
- if(c0 == 0xBB) return 1;
- break;
- }
- break;
- }
- }else{
- switch(c2){
- case 0xE2:
- switch(c1){
- case 0x80:
- if(c0 == 0x95) return 1;
- break;
- case 0x88:
- if(c0 == 0xA5) return 1;
- break;
- }
- break;
- case 0xEF:
- switch(c1){
- case 0xBC:
- if(c0 == 0x8D) return 1;
- break;
- case 0xBD:
- if(c0 == 0x9E && !cp932inv_f) return 1;
- break;
- case 0xBF:
- if(0xA0 <= c0 && c0 <= 0xA5) return 1;
- break;
+ if (c2 == JIS_X_0201) {
+ c1 &= 0x7f;
+#ifdef X0212_ENABLE
+ }else if (c2 == 0x8f){
+ if (c0 == 0){
+ return -1;
+ }
+ if (!cp51932_f && !x0213_f && 0xF5 <= c1 && c1 <= 0xFE && 0xA1 <= c0 && c0 <= 0xFE) {
+ /* encoding is eucJP-ms, so invert to Unicode Private User Area */
+ c1 = (c1 - 0xF5) * 94 + c0 - 0xA1 + 0xE3AC + CLASS_UNICODE;
+ c2 = 0;
+ } else {
+ c2 = (c2 << 8) | (c1 & 0x7f);
+ c1 = c0 & 0x7f;
+#ifdef SHIFTJIS_CP932
+ if (cp51932_f){
+ nkf_char s2, s1;
+ if (e2s_conv(c2, c1, &s2, &s1) == 0){
+ s2e_conv(s2, s1, &c2, &c1);
+ if (c2 < 0x100){
+ c1 &= 0x7f;
+ c2 &= 0x7f;
}
- break;
}
}
- }
- ppp =
- ms_ucs_map_f == UCS_MAP_CP932 ? utf8_to_euc_3bytes_932 :
- ms_ucs_map_f == UCS_MAP_MS ? utf8_to_euc_3bytes_ms :
- ms_ucs_map_f == UCS_MAP_CP10001 ? utf8_to_euc_3bytes_mac :
- utf8_to_euc_3bytes;
- ret = w_iconv_common(c1, c0, ppp[c2 - 0xE0], sizeof_utf8_to_euc_C2, p2, p1);
- }else return -1;
-#ifdef SHIFTJIS_CP932
- if (!ret && !cp932inv_f && is_eucg3(*p2)) {
- nkf_char s2, s1;
- if (e2s_conv(*p2, *p1, &s2, &s1) == 0) {
- s2e_conv(s2, s1, p2, p1);
- }else{
- ret = 1;
- }
- }
-#endif
- return ret;
-}
-
-nkf_char w_iconv_common(nkf_char c1, nkf_char c0, const unsigned short *const *pp, nkf_char psize, nkf_char *p2, nkf_char *p1)
-{
- nkf_char c2;
- const unsigned short *p;
- unsigned short val;
-
- if (pp == 0) return 1;
-
- c1 -= 0x80;
- if (c1 < 0 || psize <= c1) return 1;
- p = pp[c1];
- if (p == 0) return 1;
-
- c0 -= 0x80;
- if (c0 < 0 || sizeof_utf8_to_euc_C2 <= c0) return 1;
- val = p[c0];
- if (val == 0) return 1;
- if (no_cp932ext_f && (
- (val>>8) == 0x2D || /* NEC special characters */
- val > NKF_INT32_C(0xF300) /* IBM extended characters */
- )) return 1;
-
- c2 = val >> 8;
- if (val > 0x7FFF){
- c2 &= 0x7f;
- c2 |= PREFIX_EUCG3;
+#endif /* SHIFTJIS_CP932 */
+ }
+#endif /* X0212_ENABLE */
+ } else if (c2 == SSO){
+ c2 = JIS_X_0201;
+ c1 &= 0x7f;
+ } else if ((c2 == EOF) || (c2 == 0) || c2 < SP) {
+ /* NOP */
+ } else {
+ if (!cp51932_f && ms_ucs_map_f && 0xF5 <= c2 && c2 <= 0xFE && 0xA1 <= c1 && c1 <= 0xFE) {
+ /* encoding is eucJP-ms, so invert to Unicode Private User Area */
+ c1 = (c2 - 0xF5) * 94 + c1 - 0xA1 + 0xE000 + CLASS_UNICODE;
+ c2 = 0;
+ } else {
+ c1 &= 0x7f;
+ c2 &= 0x7f;
+#ifdef SHIFTJIS_CP932
+ if (cp51932_f && 0x79 <= c2 && c2 <= 0x7c){
+ nkf_char s2, s1;
+ if (e2s_conv(c2, c1, &s2, &s1) == 0){
+ s2e_conv(s2, s1, &c2, &c1);
+ if (c2 < 0x100){
+ c1 &= 0x7f;
+ c2 &= 0x7f;
+ }
+ }
+ }
+#endif /* SHIFTJIS_CP932 */
+ }
}
- if (c2 == SO) c2 = JIS_X_0201;
- c1 = val & 0x7f;
- if (p2) *p2 = c2;
- if (p1) *p1 = c1;
+ (*oconv)(c2, c1);
return 0;
}
-void nkf_each_char_to_hex(void (*f)(nkf_char c2,nkf_char c1), nkf_char c)
+#if defined(UTF8_INPUT_ENABLE) || defined(UTF8_OUTPUT_ENABLE)
+void w16w_conv(nkf_char val, nkf_char *p2, nkf_char *p1, nkf_char *p0)
{
- int shift = 20;
- c &= VALUE_MASK;
- while(shift >= 0){
- if(c >= 1<<shift){
- while(shift >= 0){
- (*f)(0, bin2hex(c>>shift));
- shift -= 4;
- }
- }else{
- shift -= 4;
- }
+ val &= VALUE_MASK;
+ if (val < 0x80){
+ *p2 = val;
+ *p1 = 0;
+ *p0 = 0;
+ }else if (val < 0x800){
+ *p2 = 0xc0 | (val >> 6);
+ *p1 = 0x80 | (val & 0x3f);
+ *p0 = 0;
+ } else if (val <= NKF_INT32_C(0xFFFF)) {
+ *p2 = 0xe0 | (val >> 12);
+ *p1 = 0x80 | ((val >> 6) & 0x3f);
+ *p0 = 0x80 | (val & 0x3f);
+ } else if (val <= NKF_INT32_C(0x10FFFF)) {
+ *p2 = 0xe0 | (val >> 16);
+ *p1 = 0x80 | ((val >> 12) & 0x3f);
+ *p0 = 0x8080 | ((val << 2) & 0x3f00)| (val & 0x3f);
+ } else {
+ *p2 = 0;
+ *p1 = 0;
+ *p0 = 0;
}
- return;
-}
-
-void encode_fallback_html(nkf_char c)
-{
- (*oconv)(0, '&');
- (*oconv)(0, '#');
- c &= VALUE_MASK;
- if(c >= NKF_INT32_C(1000000))
- (*oconv)(0, 0x30+(c/NKF_INT32_C(1000000))%10);
- if(c >= NKF_INT32_C(100000))
- (*oconv)(0, 0x30+(c/NKF_INT32_C(100000) )%10);
- if(c >= 10000)
- (*oconv)(0, 0x30+(c/10000 )%10);
- if(c >= 1000)
- (*oconv)(0, 0x30+(c/1000 )%10);
- if(c >= 100)
- (*oconv)(0, 0x30+(c/100 )%10);
- if(c >= 10)
- (*oconv)(0, 0x30+(c/10 )%10);
- if(c >= 0)
- (*oconv)(0, 0x30+ c %10);
- (*oconv)(0, ';');
- return;
-}
-
-void encode_fallback_xml(nkf_char c)
-{
- (*oconv)(0, '&');
- (*oconv)(0, '#');
- (*oconv)(0, 'x');
- nkf_each_char_to_hex(oconv, c);
- (*oconv)(0, ';');
- return;
}
+#endif
-void encode_fallback_java(nkf_char c)
+#ifdef UTF8_INPUT_ENABLE
+nkf_char ww16_conv(nkf_char c2, nkf_char c1, nkf_char c0)
{
- (*oconv)(0, '\\');
- c &= VALUE_MASK;
- if(!is_unicode_bmp(c)){
- (*oconv)(0, 'U');
- (*oconv)(0, '0');
- (*oconv)(0, '0');
- (*oconv)(0, bin2hex(c>>20));
- (*oconv)(0, bin2hex(c>>16));
+ nkf_char val;
+ if (c2 >= 0xf8) {
+ val = -1;
+ } else if (c2 >= 0xf0){
+ /* c2: 1st, c1: 2nd, c0: 3rd/4th */
+ val = (c2 & 0x0f) << 18;
+ val |= (c1 & 0x3f) << 12;
+ val |= (c0 & 0x3f00) >> 2;
+ val |= (c0 & 0x3f);
+ }else if (c2 >= 0xe0){
+ val = (c2 & 0x0f) << 12;
+ val |= (c1 & 0x3f) << 6;
+ val |= (c0 & 0x3f);
+ }else if (c2 >= 0xc0){
+ val = (c2 & 0x1f) << 6;
+ val |= (c1 & 0x3f);
}else{
- (*oconv)(0, 'u');
+ val = c2;
}
- (*oconv)(0, bin2hex(c>>12));
- (*oconv)(0, bin2hex(c>> 8));
- (*oconv)(0, bin2hex(c>> 4));
- (*oconv)(0, bin2hex(c ));
- return;
-}
-
-void encode_fallback_perl(nkf_char c)
-{
- (*oconv)(0, '\\');
- (*oconv)(0, 'x');
- (*oconv)(0, '{');
- nkf_each_char_to_hex(oconv, c);
- (*oconv)(0, '}');
- return;
+ return val;
}
-void encode_fallback_subchar(nkf_char c)
+nkf_char w16e_conv(nkf_char val, nkf_char *p2, nkf_char *p1)
{
- c = unicode_subchar;
- (*oconv)((c>>8)&0xFF, c&0xFF);
- return;
+ nkf_char c2, c1, c0;
+ nkf_char ret = 0;
+ val &= VALUE_MASK;
+ if (val < 0x80){
+ *p2 = 0;
+ *p1 = val;
+ }else{
+ w16w_conv(val, &c2, &c1, &c0);
+ ret = unicode_to_jis_common(c2, c1, c0, p2, p1);
+#ifdef NUMCHAR_OPTION
+ if (ret > 0){
+ *p2 = 0;
+ *p1 = CLASS_UNICODE | val;
+ ret = 0;
+ }
+#endif
+ }
+ return ret;
}
#endif
}
}
-#ifdef X0212_ENABLE
-nkf_char x0212_shift(nkf_char c)
-{
- nkf_char ret = c;
- c &= 0x7f;
- if (is_eucg3(ret)){
- if (0x75 <= c && c <= 0x7f){
- ret = c + (0x109 - 0x75);
- }
- }else{
- if (0x75 <= c && c <= 0x7f){
- ret = c + (0x113 - 0x75);
- }
- }
- return ret;
-}
-
-
-nkf_char x0212_unshift(nkf_char c)
-{
- nkf_char ret = c;
- if (0x7f <= c && c <= 0x88){
- ret = c + (0x75 - 0x7f);
- }else if (0x89 <= c && c <= 0x92){
- ret = PREFIX_EUCG3 | 0x80 | (c + (0x75 - 0x89));
- }
- return ret;
-}
-#endif /* X0212_ENABLE */
-
nkf_char e2s_conv(nkf_char c2, nkf_char c1, nkf_char *p2, nkf_char *p1)
{
nkf_char ndx;
}
}
-void base64_conv(nkf_char c2, nkf_char c1)
+static struct {
+ int count;
+ nkf_char status;
+ nkf_char buf[3];
+} broken_state;
+
+static void init_broken_state(void)
{
- mime_prechar(c2, c1);
- (*o_base64conv)(c2,c1);
+ memset(&broken_state, 0, sizeof(broken_state));
+}
+
+static void push_broken_buf(c)
+{
+ broken_state.buf[broken_state.count++] = c;
}
+static nkf_char pop_broken_buf(void)
+{
+ return broken_state.buf[--broken_state.count];
+}
-static nkf_char broken_buf[3];
-static int broken_counter = 0;
-static int broken_last = 0;
nkf_char broken_getc(FILE *f)
{
- nkf_char c,c1;
+ nkf_char c, c1;
- if (broken_counter>0) {
- return broken_buf[--broken_counter];
+ if (broken_state.count > 0) {
+ return pop_broken_buf();
}
- c= (*i_bgetc)(f);
- if (c=='$' && broken_last != ESC
+ c = (*i_bgetc)(f);
+ if (c=='$' && broken_state.status != ESC
&& (input_mode==ASCII || input_mode==JIS_X_0201)) {
c1= (*i_bgetc)(f);
- broken_last = 0;
+ broken_state.status = 0;
if (c1=='@'|| c1=='B') {
- broken_buf[0]=c1; broken_buf[1]=c;
- broken_counter=2;
+ push_broken_buf(c1);
+ push_broken_buf(c);
return ESC;
} else {
(*i_bungetc)(c1,f);
return c;
}
- } else if (c=='(' && broken_last != ESC
+ } else if (c=='(' && broken_state.status != ESC
&& (input_mode==JIS_X_0208 || input_mode==JIS_X_0201)) { /* ) */
c1= (*i_bgetc)(f);
- broken_last = 0;
+ broken_state.status = 0;
if (c1=='J'|| c1=='B') {
- broken_buf[0]=c1; broken_buf[1]=c;
- broken_counter=2;
+ push_broken_buf(c1);
+ push_broken_buf(c);
return ESC;
} else {
(*i_bungetc)(c1,f);
return c;
}
} else {
- broken_last = c;
+ broken_state.status = c;
return c;
}
}
nkf_char broken_ungetc(nkf_char c, FILE *f)
{
- if (broken_counter<2)
- broken_buf[broken_counter++]=c;
+ if (broken_state.count < 2)
+ push_broken_buf(c);
return c;
}
-void nl_conv(nkf_char c2, nkf_char c1)
+void eol_conv(nkf_char c2, nkf_char c1)
{
- if (guess_f && input_newline != EOF) {
+ if (guess_f && input_eol != EOF) {
if (c2 == 0 && c1 == LF) {
- if (!input_newline) input_newline = prev_cr ? CRLF : LF;
- else if (input_newline != (prev_cr ? CRLF : LF)) input_newline = EOF;
- } else if (c2 == 0 && c1 == CR && input_newline == LF) input_newline = EOF;
+ if (!input_eol) input_eol = prev_cr ? CRLF : LF;
+ else if (input_eol != (prev_cr ? CRLF : LF)) input_eol = EOF;
+ } else if (c2 == 0 && c1 == CR && input_eol == LF) input_eol = EOF;
else if (!prev_cr);
- else if (!input_newline) input_newline = CR;
- else if (input_newline != CR) input_newline = EOF;
+ else if (!input_eol) input_eol = CR;
+ else if (input_eol != CR) input_eol = EOF;
}
if (prev_cr || (c2 == 0 && c1 == LF)) {
prev_cr = 0;
- if (nlmode_f != LF) (*o_nlconv)(0, CR);
- if (nlmode_f != CR) (*o_nlconv)(0, LF);
+ if (eolmode_f != LF) (*o_eol_conv)(0, CR);
+ if (eolmode_f != CR) (*o_eol_conv)(0, LF);
}
if (c2 == 0 && c1 == CR) prev_cr = CR;
- else if (c2 != 0 || c1 != LF) (*o_nlconv)(c2, c1);
+ else if (c2 != 0 || c1 != LF) (*o_eol_conv)(c2, c1);
}
/*
};
+/* MIME preprocessor fifo */
+
+#define MIME_BUF_SIZE (1024) /* 2^n ring buffer */
+#define MIME_BUF_MASK (MIME_BUF_SIZE-1)
+#define mime_input_buf(n) mime_input_state.buf[(n)&MIME_BUF_MASK]
+static struct {
+ unsigned char buf[MIME_BUF_SIZE];
+ unsigned int top;
+ unsigned int last; /* decoded */
+ unsigned int input; /* undecoded */
+} mime_input_state;
+static nkf_char (*mime_iconv_back)(nkf_char c2,nkf_char c1,nkf_char c0) = NULL;
+
#define MAXRECOVER 20
+static void mime_input_buf_unshift(nkf_char c)
+{
+ mime_input_buf(--mime_input_state.top) = (unsigned char)c;
+}
+
+nkf_char mime_ungetc(nkf_char c, FILE *f)
+{
+ mime_input_buf_unshift(c);
+ return c;
+}
+
+nkf_char mime_ungetc_buf(nkf_char c, FILE *f)
+{
+ if (mimebuf_f)
+ (*i_mungetc_buf)(c,f);
+ else
+ mime_input_buf(--mime_input_state.input) = (unsigned char)c;
+ return c;
+}
+
+nkf_char mime_getc_buf(FILE *f)
+{
+ /* we don't keep eof of mime_input_buf, becase it contains ?= as
+ a terminator. It was checked in mime_integrity. */
+ return ((mimebuf_f)?
+ (*i_mgetc_buf)(f):mime_input_buf(mime_input_state.input++));
+}
+
void switch_mime_getc(void)
{
if (i_getc!=mime_getc) {
mime_iconv_back = NULL;
}
+nkf_char mime_integrity(FILE *f, const unsigned char *p)
+{
+ nkf_char c,d;
+ unsigned int q;
+ /* In buffered mode, read until =? or NL or buffer full
+ */
+ mime_input_state.input = mime_input_state.top;
+ mime_input_state.last = mime_input_state.top;
+
+ while(*p) mime_input_buf(mime_input_state.input++) = *p++;
+ d = 0;
+ q = mime_input_state.input;
+ while((c=(*i_getc)(f))!=EOF) {
+ if (((mime_input_state.input-mime_input_state.top)&MIME_BUF_MASK)==0) {
+ break; /* buffer full */
+ }
+ if (c=='=' && d=='?') {
+ /* checked. skip header, start decode */
+ mime_input_buf(mime_input_state.input++) = (unsigned char)c;
+ /* mime_last_input = mime_input_state.input; */
+ mime_input_state.input = q;
+ switch_mime_getc();
+ return 1;
+ }
+ if (!( (c=='+'||c=='/'|| c=='=' || c=='?' || is_alnum(c))))
+ break;
+ /* Should we check length mod 4? */
+ mime_input_buf(mime_input_state.input++) = (unsigned char)c;
+ d=c;
+ }
+ /* In case of Incomplete MIME, no MIME decode */
+ mime_input_buf(mime_input_state.input++) = (unsigned char)c;
+ mime_input_state.last = mime_input_state.input; /* point undecoded buffer */
+ mime_decode_mode = 1; /* no decode on mime_input_buf last in mime_getc */
+ switch_mime_getc(); /* anyway we need buffered getc */
+ return 1;
+}
+
nkf_char mime_begin_strict(FILE *f)
{
nkf_char c1 = 0;
return c1;
}
-nkf_char mime_getc_buf(FILE *f)
-{
- /* we don't keep eof of Fifo, becase it contains ?= as
- a terminator. It was checked in mime_integrity. */
- return ((mimebuf_f)?
- (*i_mgetc_buf)(f):Fifo(mime_input++));
-}
-
-nkf_char mime_ungetc_buf(nkf_char c, FILE *f)
-{
- if (mimebuf_f)
- (*i_mungetc_buf)(c,f);
- else
- Fifo(--mime_input) = (unsigned char)c;
- return c;
-}
-
nkf_char mime_begin(FILE *f)
{
nkf_char c1;
/* re-read and convert again from mime_buffer. */
/* =? has been checked */
- k = mime_last;
- Fifo(mime_last++)='='; Fifo(mime_last++)='?';
+ k = mime_input_state.last;
+ mime_input_buf(mime_input_state.last++)='='; mime_input_buf(mime_input_state.last++)='?';
for(i=2;i<MAXRECOVER;i++) { /* start at =? */
/* We accept any character type even if it is breaked by new lines */
- c1 = (*i_getc)(f); Fifo(mime_last++) = (unsigned char)c1;
+ c1 = (*i_getc)(f); mime_input_buf(mime_input_state.last++) = (unsigned char)c1;
if (c1==LF||c1==SP||c1==CR||
c1=='-'||c1=='_'||is_alnum(c1)) continue;
if (c1=='=') {
/* Failed. But this could be another MIME preemble */
(*i_ungetc)(c1,f);
- mime_last--;
+ mime_input_state.last--;
break;
}
if (c1!='?') break;
else {
/* c1=='?' */
- c1 = (*i_getc)(f); Fifo(mime_last++) = (unsigned char)c1;
+ c1 = (*i_getc)(f); mime_input_buf(mime_input_state.last++) = (unsigned char)c1;
if (!(++i<MAXRECOVER) || c1==EOF) break;
if (c1=='b'||c1=='B') {
mime_decode_mode = 'B';
} else {
break;
}
- c1 = (*i_getc)(f); Fifo(mime_last++) = (unsigned char)c1;
+ c1 = (*i_getc)(f); mime_input_buf(mime_input_state.last++) = (unsigned char)c1;
if (!(++i<MAXRECOVER) || c1==EOF) break;
if (c1!='?') {
mime_decode_mode = FALSE;
/* we never go into mime_begin again for a while. */
return c1;
}
- /* discard mime preemble, and goto MIME mode */
- mime_last = k;
- /* do no MIME integrity check */
- return c1; /* used only for checking EOF */
+ /* discard mime preemble, and goto MIME mode */
+ mime_input_state.last = k;
+ /* do no MIME integrity check */
+ return c1; /* used only for checking EOF */
+}
+
+#ifdef CHECK_OPTION
+void no_putc(nkf_char c)
+{
+ ;
+}
+
+void debug(const char *str)
+{
+ if (debug_f){
+ fprintf(stderr, "%s\n", str ? str : "NULL");
+ }
+}
+#endif
+
+void set_input_codename(char *codename)
+{
+ if (!input_codename) {
+ input_codename = codename;
+ } else if (strcmp(codename, input_codename) != 0) {
+ input_codename = "";
+ }
+}
+
+static char* get_guessed_code(void)
+{
+ if (input_codename && !*input_codename) {
+ input_codename = "BINARY";
+ } else {
+ struct input_code *p = find_inputcode_byfunc(iconv);
+ if (!input_codename) {
+ input_codename = "ASCII";
+ } else if (strcmp(input_codename, "Shift_JIS") == 0) {
+ if (p->score & (SCORE_DEPEND|SCORE_CP932))
+ input_codename = "CP932";
+ } else if (strcmp(input_codename, "EUC-JP") == 0) {
+ if (p->score & (SCORE_X0212))
+ input_codename = "EUCJP-MS";
+ else if (p->score & (SCORE_DEPEND|SCORE_CP932))
+ input_codename = "CP51932";
+ } else if (strcmp(input_codename, "ISO-2022-JP") == 0) {
+ if (p->score & (SCORE_KANA))
+ input_codename = "CP50221";
+ else if (p->score & (SCORE_DEPEND|SCORE_CP932))
+ input_codename = "CP50220";
+ }
+ }
+ return input_codename;
+}
+
+#if !defined(PERL_XS) && !defined(WIN32DLL)
+void print_guessed_code(char *filename)
+{
+ if (filename != NULL) printf("%s: ", filename);
+ if (input_codename && !*input_codename) {
+ printf("BINARY\n");
+ } else {
+ input_codename = get_guessed_code();
+ if (guess_f == 1) {
+ printf("%s\n", input_codename);
+ } else {
+ printf("%s%s\n",
+ input_codename,
+ input_eol == CR ? " (CR)" :
+ input_eol == LF ? " (LF)" :
+ input_eol == CRLF ? " (CRLF)" :
+ input_eol == EOF ? " (MIXED NL)" :
+ "");
+ }
+ }
+}
+#endif /*WIN32DLL*/
+
+#ifdef INPUT_OPTION
+
+nkf_char hex_getc(nkf_char ch, FILE *f, nkf_char (*g)(FILE *f), nkf_char (*u)(nkf_char c, FILE *f))
+{
+ nkf_char c1, c2, c3;
+ c1 = (*g)(f);
+ if (c1 != ch){
+ return c1;
+ }
+ c2 = (*g)(f);
+ if (!nkf_isxdigit(c2)){
+ (*u)(c2, f);
+ return c1;
+ }
+ c3 = (*g)(f);
+ if (!nkf_isxdigit(c3)){
+ (*u)(c2, f);
+ (*u)(c3, f);
+ return c1;
+ }
+ return (hex2bin(c2) << 4) | hex2bin(c3);
+}
+
+nkf_char cap_getc(FILE *f)
+{
+ return hex_getc(':', f, i_cgetc, i_cungetc);
+}
+
+nkf_char cap_ungetc(nkf_char c, FILE *f)
+{
+ return (*i_cungetc)(c, f);
+}
+
+nkf_char url_getc(FILE *f)
+{
+ return hex_getc('%', f, i_ugetc, i_uungetc);
+}
+
+nkf_char url_ungetc(nkf_char c, FILE *f)
+{
+ return (*i_uungetc)(c, f);
+}
+#endif
+
+#ifdef NUMCHAR_OPTION
+nkf_char numchar_getc(FILE *f)
+{
+ nkf_char (*g)(FILE *) = i_ngetc;
+ nkf_char (*u)(nkf_char c ,FILE *f) = i_nungetc;
+ int i = 0, j;
+ nkf_char buf[8];
+ long c = -1;
+
+ buf[i] = (*g)(f);
+ if (buf[i] == '&'){
+ buf[++i] = (*g)(f);
+ if (buf[i] == '#'){
+ c = 0;
+ buf[++i] = (*g)(f);
+ if (buf[i] == 'x' || buf[i] == 'X'){
+ for (j = 0; j < 7; j++){
+ buf[++i] = (*g)(f);
+ if (!nkf_isxdigit(buf[i])){
+ if (buf[i] != ';'){
+ c = -1;
+ }
+ break;
+ }
+ c <<= 4;
+ c |= hex2bin(buf[i]);
+ }
+ }else{
+ for (j = 0; j < 8; j++){
+ if (j){
+ buf[++i] = (*g)(f);
+ }
+ if (!nkf_isdigit(buf[i])){
+ if (buf[i] != ';'){
+ c = -1;
+ }
+ break;
+ }
+ c *= 10;
+ c += hex2bin(buf[i]);
+ }
+ }
+ }
+ }
+ if (c != -1){
+ return CLASS_UNICODE | c;
+ }
+ while (i > 0){
+ (*u)(buf[i], f);
+ --i;
+ }
+ return buf[0];
+}
+
+nkf_char numchar_ungetc(nkf_char c, FILE *f)
+{
+ return (*i_nungetc)(c, f);
+}
+#endif
+
+#ifdef UNICODE_NORMALIZATION
+
+/* Normalization Form C */
+nkf_char nfc_getc(FILE *f)
+{
+ nkf_char (*g)(FILE *f) = i_nfc_getc;
+ nkf_char (*u)(nkf_char c ,FILE *f) = i_nfc_ungetc;
+ int i=0, j, k=1, lower, upper;
+ nkf_char buf[9];
+ const unsigned char *array;
+
+ buf[i] = (*g)(f);
+ while (k > 0 && ((buf[i] & 0xc0) != 0x80)){
+ lower=0, upper=NORMALIZATION_TABLE_LENGTH-1;
+ while (upper >= lower) {
+ j = (lower+upper) / 2;
+ array = normalization_table[j].nfd;
+ for (k=0; k < NORMALIZATION_TABLE_NFD_LENGTH && array[k]; k++){
+ if (array[k] != buf[k]){
+ array[k] < buf[k] ? (lower = j + 1) : (upper = j - 1);
+ k = 0;
+ break;
+ } else if (k >= i)
+ buf[++i] = (*g)(f);
+ }
+ if (k > 0){
+ array = normalization_table[j].nfc;
+ for (i=0; i < NORMALIZATION_TABLE_NFC_LENGTH && array[i]; i++)
+ buf[i] = (nkf_char)(array[i]);
+ i--;
+ break;
+ }
+ }
+ while (i > 0)
+ (*u)(buf[i--], f);
+ }
+ return buf[0];
+}
+
+nkf_char nfc_ungetc(nkf_char c, FILE *f)
+{
+ return (*i_nfc_ungetc)(c, f);
+}
+#endif /* UNICODE_NORMALIZATION */
+
+
+static nkf_char base64decode(nkf_char c)
+{
+ int i;
+ if (c > '@') {
+ if (c < '[') {
+ i = c - 'A'; /* A..Z 0-25 */
+ } else if (c == '_') {
+ i = '?' /* 63 */ ; /* _ 63 */
+ } else {
+ i = c - 'G' /* - 'a' + 26 */ ; /* a..z 26-51 */
+ }
+ } else if (c > '/') {
+ i = c - '0' + '4' /* - '0' + 52 */ ; /* 0..9 52-61 */
+ } else if (c == '+' || c == '-') {
+ i = '>' /* 62 */ ; /* + and - 62 */
+ } else {
+ i = '?' /* 63 */ ; /* / 63 */
+ }
+ return (i);
}
-#ifdef CHECK_OPTION
-void no_putc(nkf_char c)
+nkf_char
+mime_getc(FILE *f)
{
- ;
-}
+ nkf_char c1, c2, c3, c4, cc;
+ nkf_char t1, t2, t3, t4, mode, exit_mode;
+ nkf_char lwsp_count;
+ char *lwsp_buf;
+ char *lwsp_buf_new;
+ nkf_char lwsp_size = 128;
-void debug(const char *str)
-{
- if (debug_f){
- fprintf(stderr, "%s\n", str ? str : "NULL");
+ if (mime_input_state.top != mime_input_state.last) { /* Something is in FIFO */
+ return mime_input_buf(mime_input_state.top++);
}
-}
-#endif
-
-void set_input_codename(char *codename)
-{
- if (!input_codename) {
- input_codename = codename;
- } else if (strcmp(codename, input_codename) != 0) {
- input_codename = "";
+ if (mime_decode_mode==1 ||mime_decode_mode==FALSE) {
+ mime_decode_mode=FALSE;
+ unswitch_mime_getc();
+ return (*i_getc)(f);
}
-}
-static char* get_guessed_code(void)
-{
- if (input_codename && !*input_codename) {
- input_codename = "BINARY";
- } else {
- struct input_code *p = find_inputcode_byfunc(iconv);
- if (!input_codename) {
- input_codename = "ASCII";
- } else if (strcmp(input_codename, "Shift_JIS") == 0) {
- if (p->score & (SCORE_DEPEND|SCORE_CP932))
- input_codename = "CP932";
- } else if (strcmp(input_codename, "EUC-JP") == 0) {
- if (p->score & (SCORE_X0212))
- input_codename = "EUCJP-MS";
- else if (p->score & (SCORE_DEPEND|SCORE_CP932))
- input_codename = "CP51932";
- } else if (strcmp(input_codename, "ISO-2022-JP") == 0) {
- if (p->score & (SCORE_KANA))
- input_codename = "CP50221";
- else if (p->score & (SCORE_DEPEND|SCORE_CP932))
- input_codename = "CP50220";
+ if (mimebuf_f == FIXED_MIME)
+ exit_mode = mime_decode_mode;
+ else
+ exit_mode = FALSE;
+ if (mime_decode_mode == 'Q') {
+ if ((c1 = (*i_mgetc)(f)) == EOF) return (EOF);
+restart_mime_q:
+ if (c1=='_' && mimebuf_f != FIXED_MIME) return SP;
+ if (c1<=SP || DEL<=c1) {
+ mime_decode_mode = exit_mode; /* prepare for quit */
+ return c1;
+ }
+ if (c1!='=' && (c1!='?' || mimebuf_f == FIXED_MIME)) {
+ return c1;
+ }
+
+ mime_decode_mode = exit_mode; /* prepare for quit */
+ if ((c2 = (*i_mgetc)(f)) == EOF) return (EOF);
+ if (c1=='?'&&c2=='=' && mimebuf_f != FIXED_MIME) {
+ /* end Q encoding */
+ input_mode = exit_mode;
+ lwsp_count = 0;
+ lwsp_buf = malloc((lwsp_size+5)*sizeof(char));
+ if (lwsp_buf==NULL) {
+ perror("can't malloc");
+ return -1;
+ }
+ while ((c1=(*i_getc)(f))!=EOF) {
+ switch (c1) {
+ case LF:
+ case CR:
+ if (c1==LF) {
+ if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
+ i_ungetc(SP,f);
+ continue;
+ } else {
+ i_ungetc(c1,f);
+ }
+ c1 = LF;
+ } else {
+ if ((c1=(*i_getc)(f))!=EOF && c1 == LF) {
+ if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
+ i_ungetc(SP,f);
+ continue;
+ } else {
+ i_ungetc(c1,f);
+ }
+ i_ungetc(LF,f);
+ } else {
+ i_ungetc(c1,f);
+ }
+ c1 = CR;
+ }
+ break;
+ case SP:
+ case TAB:
+ lwsp_buf[lwsp_count] = (unsigned char)c1;
+ if (lwsp_count++>lwsp_size){
+ lwsp_size <<= 1;
+ lwsp_buf_new = realloc(lwsp_buf, (lwsp_size+5)*sizeof(char));
+ if (lwsp_buf_new==NULL) {
+ free(lwsp_buf);
+ perror("can't realloc");
+ return -1;
+ }
+ lwsp_buf = lwsp_buf_new;
+ }
+ continue;
+ }
+ break;
+ }
+ if (lwsp_count > 0 && (c1 != '=' || (lwsp_buf[lwsp_count-1] != SP && lwsp_buf[lwsp_count-1] != TAB))) {
+ i_ungetc(c1,f);
+ for(lwsp_count--;lwsp_count>0;lwsp_count--)
+ i_ungetc(lwsp_buf[lwsp_count],f);
+ c1 = lwsp_buf[0];
+ }
+ free(lwsp_buf);
+ return c1;
+ }
+ if (c1=='='&&c2<SP) { /* this is soft wrap */
+ while((c1 = (*i_mgetc)(f)) <=SP) {
+ if ((c1 = (*i_mgetc)(f)) == EOF) return (EOF);
+ }
+ mime_decode_mode = 'Q'; /* still in MIME */
+ goto restart_mime_q;
}
+ if (c1=='?') {
+ mime_decode_mode = 'Q'; /* still in MIME */
+ (*i_mungetc)(c2,f);
+ return c1;
+ }
+ if ((c3 = (*i_mgetc)(f)) == EOF) return (EOF);
+ if (c2<=SP) return c2;
+ mime_decode_mode = 'Q'; /* still in MIME */
+ return ((hex2bin(c2)<<4) + hex2bin(c3));
}
- return input_codename;
-}
-#if !defined(PERL_XS) && !defined(WIN32DLL)
-void print_guessed_code(char *filename)
-{
- if (filename != NULL) printf("%s: ", filename);
- if (input_codename && !*input_codename) {
- printf("BINARY\n");
- } else {
- input_codename = get_guessed_code();
- if (guess_f == 1) {
- printf("%s\n", input_codename);
- } else {
- printf("%s%s\n",
- input_codename,
- input_newline == CR ? " (CR)" :
- input_newline == LF ? " (LF)" :
- input_newline == CRLF ? " (CRLF)" :
- input_newline == EOF ? " (MIXED NL)" :
- "");
+ if (mime_decode_mode != 'B') {
+ mime_decode_mode = FALSE;
+ return (*i_mgetc)(f);
+ }
+
+
+ /* Base64 encoding */
+ /*
+ MIME allows line break in the middle of
+ Base64, but we are very pessimistic in decoding
+ in unbuf mode because MIME encoded code may broken by
+ less or editor's control sequence (such as ESC-[-K in unbuffered
+ mode. ignore incomplete MIME.
+ */
+ mode = mime_decode_mode;
+ mime_decode_mode = exit_mode; /* prepare for quit */
+
+ while ((c1 = (*i_mgetc)(f))<=SP) {
+ if (c1==EOF)
+ return (EOF);
+ }
+mime_c2_retry:
+ if ((c2 = (*i_mgetc)(f))<=SP) {
+ if (c2==EOF)
+ return (EOF);
+ if (mime_f != STRICT_MIME) goto mime_c2_retry;
+ if (mimebuf_f!=FIXED_MIME) input_mode = ASCII;
+ return c2;
+ }
+ if ((c1 == '?') && (c2 == '=')) {
+ input_mode = ASCII;
+ lwsp_count = 0;
+ lwsp_buf = malloc((lwsp_size+5)*sizeof(char));
+ if (lwsp_buf==NULL) {
+ perror("can't malloc");
+ return -1;
+ }
+ while ((c1=(*i_getc)(f))!=EOF) {
+ switch (c1) {
+ case LF:
+ case CR:
+ if (c1==LF) {
+ if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
+ i_ungetc(SP,f);
+ continue;
+ } else {
+ i_ungetc(c1,f);
+ }
+ c1 = LF;
+ } else {
+ if ((c1=(*i_getc)(f))!=EOF) {
+ if (c1==SP) {
+ i_ungetc(SP,f);
+ continue;
+ } else if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
+ i_ungetc(SP,f);
+ continue;
+ } else {
+ i_ungetc(c1,f);
+ }
+ i_ungetc(LF,f);
+ } else {
+ i_ungetc(c1,f);
+ }
+ c1 = CR;
+ }
+ break;
+ case SP:
+ case TAB:
+ lwsp_buf[lwsp_count] = (unsigned char)c1;
+ if (lwsp_count++>lwsp_size){
+ lwsp_size <<= 1;
+ lwsp_buf_new = realloc(lwsp_buf, (lwsp_size+5)*sizeof(char));
+ if (lwsp_buf_new==NULL) {
+ free(lwsp_buf);
+ perror("can't realloc");
+ return -1;
+ }
+ lwsp_buf = lwsp_buf_new;
+ }
+ continue;
+ }
+ break;
+ }
+ if (lwsp_count > 0 && (c1 != '=' || (lwsp_buf[lwsp_count-1] != SP && lwsp_buf[lwsp_count-1] != TAB))) {
+ i_ungetc(c1,f);
+ for(lwsp_count--;lwsp_count>0;lwsp_count--)
+ i_ungetc(lwsp_buf[lwsp_count],f);
+ c1 = lwsp_buf[0];
}
- }
-}
-#endif /*WIN32DLL*/
-
-#ifdef INPUT_OPTION
-
-nkf_char hex_getc(nkf_char ch, FILE *f, nkf_char (*g)(FILE *f), nkf_char (*u)(nkf_char c, FILE *f))
-{
- nkf_char c1, c2, c3;
- c1 = (*g)(f);
- if (c1 != ch){
+ free(lwsp_buf);
return c1;
}
- c2 = (*g)(f);
- if (!nkf_isxdigit(c2)){
- (*u)(c2, f);
- return c1;
+mime_c3_retry:
+ if ((c3 = (*i_mgetc)(f))<=SP) {
+ if (c3==EOF)
+ return (EOF);
+ if (mime_f != STRICT_MIME) goto mime_c3_retry;
+ if (mimebuf_f!=FIXED_MIME) input_mode = ASCII;
+ return c3;
}
- c3 = (*g)(f);
- if (!nkf_isxdigit(c3)){
- (*u)(c2, f);
- (*u)(c3, f);
+mime_c4_retry:
+ if ((c4 = (*i_mgetc)(f))<=SP) {
+ if (c4==EOF)
+ return (EOF);
+ if (mime_f != STRICT_MIME) goto mime_c4_retry;
+ if (mimebuf_f!=FIXED_MIME) input_mode = ASCII;
+ return c4;
+ }
+
+ mime_decode_mode = mode; /* still in MIME sigh... */
+
+ /* BASE 64 decoding */
+
+ t1 = 0x3f & base64decode(c1);
+ t2 = 0x3f & base64decode(c2);
+ t3 = 0x3f & base64decode(c3);
+ t4 = 0x3f & base64decode(c4);
+ cc = ((t1 << 2) & 0x0fc) | ((t2 >> 4) & 0x03);
+ if (c2 != '=') {
+ mime_input_buf(mime_input_state.last++) = (unsigned char)cc;
+ cc = ((t2 << 4) & 0x0f0) | ((t3 >> 2) & 0x0f);
+ if (c3 != '=') {
+ mime_input_buf(mime_input_state.last++) = (unsigned char)cc;
+ cc = ((t3 << 6) & 0x0c0) | (t4 & 0x3f);
+ if (c4 != '=')
+ mime_input_buf(mime_input_state.last++) = (unsigned char)cc;
+ }
+ } else {
return c1;
}
- return (hex2bin(c2) << 4) | hex2bin(c3);
+ return mime_input_buf(mime_input_state.top++);
}
-nkf_char cap_getc(FILE *f)
-{
- return hex_getc(':', f, i_cgetc, i_cungetc);
-}
+static const char basis_64[] =
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-nkf_char cap_ungetc(nkf_char c, FILE *f)
-{
- return (*i_cungetc)(c, f);
-}
+#define MIMEOUT_BUF_LENGTH (60)
+static struct {
+ char buf[MIMEOUT_BUF_LENGTH+1];
+ int count;
+ nkf_char state;
+} mimeout_state;
-nkf_char url_getc(FILE *f)
-{
- return hex_getc('%', f, i_ugetc, i_uungetc);
-}
+/*nkf_char mime_lastchar2, mime_lastchar1;*/
-nkf_char url_ungetc(nkf_char c, FILE *f)
+static void open_mime(nkf_char mode)
{
- return (*i_uungetc)(c, f);
+ const unsigned char *p;
+ int i;
+ int j;
+ p = mime_pattern[0];
+ for(i=0;mime_pattern[i];i++) {
+ if (mode == mime_encode[i]) {
+ p = mime_pattern[i];
+ break;
+ }
+ }
+ mimeout_mode = mime_encode_method[i];
+ i = 0;
+ if (base64_count>45) {
+ if (mimeout_state.count>0 && nkf_isblank(mimeout_state.buf[i])){
+ (*o_mputc)(mimeout_state.buf[i]);
+ i++;
+ }
+ PUT_NEWLINE((*o_mputc));
+ (*o_mputc)(SP);
+ base64_count = 1;
+ if (mimeout_state.count>0
+ && (mimeout_state.buf[i]==SP || mimeout_state.buf[i]==TAB
+ || mimeout_state.buf[i]==CR || mimeout_state.buf[i]==LF)) {
+ i++;
+ }
+ }
+ for (;i<mimeout_state.count;i++) {
+ if (mimeout_state.buf[i]==SP || mimeout_state.buf[i]==TAB
+ || mimeout_state.buf[i]==CR || mimeout_state.buf[i]==LF) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ base64_count ++;
+ } else {
+ break;
+ }
+ }
+ while(*p) {
+ (*o_mputc)(*p++);
+ base64_count ++;
+ }
+ j = mimeout_state.count;
+ mimeout_state.count = 0;
+ for (;i<j;i++) {
+ mime_putc(mimeout_state.buf[i]);
+ }
}
-#endif
-#ifdef NUMCHAR_OPTION
-nkf_char numchar_getc(FILE *f)
+static void mime_prechar(nkf_char c2, nkf_char c1)
{
- nkf_char (*g)(FILE *) = i_ngetc;
- nkf_char (*u)(nkf_char c ,FILE *f) = i_nungetc;
- int i = 0, j;
- nkf_char buf[8];
- long c = -1;
-
- buf[i] = (*g)(f);
- if (buf[i] == '&'){
- buf[++i] = (*g)(f);
- if (buf[i] == '#'){
- c = 0;
- buf[++i] = (*g)(f);
- if (buf[i] == 'x' || buf[i] == 'X'){
- for (j = 0; j < 7; j++){
- buf[++i] = (*g)(f);
- if (!nkf_isxdigit(buf[i])){
- if (buf[i] != ';'){
- c = -1;
- }
- break;
- }
- c <<= 4;
- c |= hex2bin(buf[i]);
- }
- }else{
- for (j = 0; j < 8; j++){
- if (j){
- buf[++i] = (*g)(f);
- }
- if (!nkf_isdigit(buf[i])){
- if (buf[i] != ';'){
- c = -1;
- }
- break;
- }
- c *= 10;
- c += hex2bin(buf[i]);
- }
+ if (mimeout_mode > 0){
+ if (c2 == EOF){
+ if (base64_count + mimeout_state.count/3*4> 73){
+ (*o_base64conv)(EOF,0);
+ OCONV_NEWLINE((*o_base64conv));
+ (*o_base64conv)(0,SP);
+ base64_count = 1;
+ }
+ } else {
+ if (base64_count + mimeout_state.count/3*4> 66) {
+ (*o_base64conv)(EOF,0);
+ OCONV_NEWLINE((*o_base64conv));
+ (*o_base64conv)(0,SP);
+ base64_count = 1;
+ mimeout_mode = -1;
}
}
+ } else if (c2) {
+ if (c2 != EOF && base64_count + mimeout_state.count/3*4> 60) {
+ mimeout_mode = (output_mode==ASCII ||output_mode == ISO_8859_1) ? 'Q' : 'B';
+ open_mime(output_mode);
+ (*o_base64conv)(EOF,0);
+ OCONV_NEWLINE((*o_base64conv));
+ (*o_base64conv)(0,SP);
+ base64_count = 1;
+ mimeout_mode = -1;
+ }
}
- if (c != -1){
- return CLASS_UNICODE | c;
- }
- while (i > 0){
- (*u)(buf[i], f);
- --i;
- }
- return buf[0];
}
-nkf_char numchar_ungetc(nkf_char c, FILE *f)
+static void close_mime(void)
{
- return (*i_nungetc)(c, f);
+ (*o_mputc)('?');
+ (*o_mputc)('=');
+ base64_count += 2;
+ mimeout_mode = 0;
}
-#endif
-#ifdef UNICODE_NORMALIZATION
-
-/* Normalization Form C */
-nkf_char nfc_getc(FILE *f)
+static void eof_mime(void)
{
- nkf_char (*g)(FILE *f) = i_nfc_getc;
- nkf_char (*u)(nkf_char c ,FILE *f) = i_nfc_ungetc;
- int i=0, j, k=1, lower, upper;
- nkf_char buf[9];
- const unsigned char *array;
+ switch(mimeout_mode) {
+ case 'Q':
+ case 'B':
+ break;
+ case 2:
+ (*o_mputc)(basis_64[((mimeout_state.state & 0x3)<< 4)]);
+ (*o_mputc)('=');
+ (*o_mputc)('=');
+ base64_count += 3;
+ break;
+ case 1:
+ (*o_mputc)(basis_64[((mimeout_state.state & 0xF) << 2)]);
+ (*o_mputc)('=');
+ base64_count += 2;
+ break;
+ }
+ if (mimeout_mode > 0) {
+ if (mimeout_f!=FIXED_MIME) {
+ close_mime();
+ } else if (mimeout_mode != 'Q')
+ mimeout_mode = 'B';
+ }
+}
- buf[i] = (*g)(f);
- while (k > 0 && ((buf[i] & 0xc0) != 0x80)){
- lower=0, upper=NORMALIZATION_TABLE_LENGTH-1;
- while (upper >= lower) {
- j = (lower+upper) / 2;
- array = normalization_table[j].nfd;
- for (k=0; k < NORMALIZATION_TABLE_NFD_LENGTH && array[k]; k++){
- if (array[k] != buf[k]){
- array[k] < buf[k] ? (lower = j + 1) : (upper = j - 1);
- k = 0;
- break;
- } else if (k >= i)
- buf[++i] = (*g)(f);
- }
- if (k > 0){
- array = normalization_table[j].nfc;
- for (i=0; i < NORMALIZATION_TABLE_NFC_LENGTH && array[i]; i++)
- buf[i] = (nkf_char)(array[i]);
- i--;
- break;
- }
+static void mimeout_addchar(nkf_char c)
+{
+ switch(mimeout_mode) {
+ case 'Q':
+ if (c==CR||c==LF) {
+ (*o_mputc)(c);
+ base64_count = 0;
+ } else if(!nkf_isalnum(c)) {
+ (*o_mputc)('=');
+ (*o_mputc)(bin2hex(((c>>4)&0xf)));
+ (*o_mputc)(bin2hex((c&0xf)));
+ base64_count += 3;
+ } else {
+ (*o_mputc)(c);
+ base64_count++;
}
- while (i > 0)
- (*u)(buf[i--], f);
+ break;
+ case 'B':
+ mimeout_state.state=c;
+ (*o_mputc)(basis_64[c>>2]);
+ mimeout_mode=2;
+ base64_count ++;
+ break;
+ case 2:
+ (*o_mputc)(basis_64[((mimeout_state.state & 0x3)<< 4) | ((c & 0xF0) >> 4)]);
+ mimeout_state.state=c;
+ mimeout_mode=1;
+ base64_count ++;
+ break;
+ case 1:
+ (*o_mputc)(basis_64[((mimeout_state.state & 0xF) << 2) | ((c & 0xC0) >>6)]);
+ (*o_mputc)(basis_64[c & 0x3F]);
+ mimeout_mode='B';
+ base64_count += 2;
+ break;
+ default:
+ (*o_mputc)(c);
+ base64_count++;
+ break;
}
- return buf[0];
}
-nkf_char nfc_ungetc(nkf_char c, FILE *f)
+static void mime_putc(nkf_char c)
{
- return (*i_nfc_ungetc)(c, f);
-}
-#endif /* UNICODE_NORMALIZATION */
+ int i, j;
+ nkf_char lastchar;
+ if (mimeout_f == FIXED_MIME){
+ if (mimeout_mode == 'Q'){
+ if (base64_count > 71){
+ if (c!=CR && c!=LF) {
+ (*o_mputc)('=');
+ PUT_NEWLINE((*o_mputc));
+ }
+ base64_count = 0;
+ }
+ }else{
+ if (base64_count > 71){
+ eof_mime();
+ PUT_NEWLINE((*o_mputc));
+ base64_count = 0;
+ }
+ if (c == EOF) { /* c==EOF */
+ eof_mime();
+ }
+ }
+ if (c != EOF) { /* c==EOF */
+ mimeout_addchar(c);
+ }
+ return;
+ }
-nkf_char
-mime_getc(FILE *f)
-{
- nkf_char c1, c2, c3, c4, cc;
- nkf_char t1, t2, t3, t4, mode, exit_mode;
- nkf_char lwsp_count;
- char *lwsp_buf;
- char *lwsp_buf_new;
- nkf_char lwsp_size = 128;
+ /* mimeout_f != FIXED_MIME */
- if (mime_top != mime_last) { /* Something is in FIFO */
- return Fifo(mime_top++);
- }
- if (mime_decode_mode==1 ||mime_decode_mode==FALSE) {
- mime_decode_mode=FALSE;
- unswitch_mime_getc();
- return (*i_getc)(f);
+ if (c == EOF) { /* c==EOF */
+ if (mimeout_mode == -1 && mimeout_state.count > 1) open_mime(output_mode);
+ j = mimeout_state.count;
+ mimeout_state.count = 0;
+ i = 0;
+ if (mimeout_mode > 0) {
+ if (!nkf_isblank(mimeout_state.buf[j-1])) {
+ for (;i<j;i++) {
+ if (nkf_isspace(mimeout_state.buf[i]) && base64_count < 71){
+ break;
+ }
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ eof_mime();
+ for (;i<j;i++) {
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ } else {
+ for (;i<j;i++) {
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ eof_mime();
+ }
+ } else {
+ for (;i<j;i++) {
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ }
+ return;
}
- if (mimebuf_f == FIXED_MIME)
- exit_mode = mime_decode_mode;
- else
- exit_mode = FALSE;
- if (mime_decode_mode == 'Q') {
- if ((c1 = (*i_mgetc)(f)) == EOF) return (EOF);
-restart_mime_q:
- if (c1=='_' && mimebuf_f != FIXED_MIME) return SP;
- if (c1<=SP || DEL<=c1) {
- mime_decode_mode = exit_mode; /* prepare for quit */
- return c1;
- }
- if (c1!='=' && (c1!='?' || mimebuf_f == FIXED_MIME)) {
- return c1;
- }
+ if (mimeout_state.count > 0){
+ lastchar = mimeout_state.buf[mimeout_state.count - 1];
+ }else{
+ lastchar = -1;
+ }
- mime_decode_mode = exit_mode; /* prepare for quit */
- if ((c2 = (*i_mgetc)(f)) == EOF) return (EOF);
- if (c1=='?'&&c2=='=' && mimebuf_f != FIXED_MIME) {
- /* end Q encoding */
- input_mode = exit_mode;
- lwsp_count = 0;
- lwsp_buf = malloc((lwsp_size+5)*sizeof(char));
- if (lwsp_buf==NULL) {
- perror("can't malloc");
- return -1;
+ if (mimeout_mode=='Q') {
+ if (c <= DEL && (output_mode==ASCII ||output_mode == ISO_8859_1)) {
+ if (c == CR || c == LF) {
+ close_mime();
+ (*o_mputc)(c);
+ base64_count = 0;
+ return;
+ } else if (c <= SP) {
+ close_mime();
+ if (base64_count > 70) {
+ PUT_NEWLINE((*o_mputc));
+ base64_count = 0;
+ }
+ if (!nkf_isblank(c)) {
+ (*o_mputc)(SP);
+ base64_count++;
+ }
+ } else {
+ if (base64_count > 70) {
+ close_mime();
+ PUT_NEWLINE((*o_mputc));
+ (*o_mputc)(SP);
+ base64_count = 1;
+ open_mime(output_mode);
+ }
+ if (!nkf_noescape_mime(c)) {
+ mimeout_addchar(c);
+ return;
+ }
}
- while ((c1=(*i_getc)(f))!=EOF) {
- switch (c1) {
- case LF:
- case CR:
- if (c1==LF) {
- if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
- i_ungetc(SP,f);
- continue;
- } else {
- i_ungetc(c1,f);
- }
- c1 = LF;
+ (*o_mputc)(c);
+ base64_count++;
+ }
+ return;
+ }
+
+ if (mimeout_mode <= 0) {
+ if (c <= DEL && (output_mode==ASCII ||output_mode == ISO_8859_1)) {
+ if (nkf_isspace(c)) {
+ int flag = 0;
+ if (mimeout_mode == -1) {
+ flag = 1;
+ }
+ if (c==CR || c==LF) {
+ if (flag) {
+ open_mime(output_mode);
+ output_mode = 0;
} else {
- if ((c1=(*i_getc)(f))!=EOF && c1 == LF) {
- if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
- i_ungetc(SP,f);
- continue;
- } else {
- i_ungetc(c1,f);
- }
- i_ungetc(LF,f);
- } else {
- i_ungetc(c1,f);
- }
- c1 = CR;
- }
- break;
- case SP:
- case TAB:
- lwsp_buf[lwsp_count] = (unsigned char)c1;
- if (lwsp_count++>lwsp_size){
- lwsp_size <<= 1;
- lwsp_buf_new = realloc(lwsp_buf, (lwsp_size+5)*sizeof(char));
- if (lwsp_buf_new==NULL) {
- free(lwsp_buf);
- perror("can't realloc");
- return -1;
- }
- lwsp_buf = lwsp_buf_new;
+ base64_count = 0;
}
- continue;
- }
- break;
- }
- if (lwsp_count > 0 && (c1 != '=' || (lwsp_buf[lwsp_count-1] != SP && lwsp_buf[lwsp_count-1] != TAB))) {
- i_ungetc(c1,f);
- for(lwsp_count--;lwsp_count>0;lwsp_count--)
- i_ungetc(lwsp_buf[lwsp_count],f);
- c1 = lwsp_buf[0];
+ }
+ for (i=0;i<mimeout_state.count;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ if (mimeout_state.buf[i] == CR || mimeout_state.buf[i] == LF){
+ base64_count = 0;
+ }else{
+ base64_count++;
+ }
+ }
+ if (flag) {
+ eof_mime();
+ base64_count = 0;
+ mimeout_mode = 0;
+ }
+ mimeout_state.buf[0] = (char)c;
+ mimeout_state.count = 1;
+ }else{
+ if (base64_count > 1
+ && base64_count + mimeout_state.count > 76
+ && mimeout_state.buf[0] != CR && mimeout_state.buf[0] != LF){
+ PUT_NEWLINE((*o_mputc));
+ base64_count = 0;
+ if (!nkf_isspace(mimeout_state.buf[0])){
+ (*o_mputc)(SP);
+ base64_count++;
+ }
+ }
+ mimeout_state.buf[mimeout_state.count++] = (char)c;
+ if (mimeout_state.count>MIMEOUT_BUF_LENGTH) {
+ open_mime(output_mode);
+ }
+ }
+ return;
+ }else{
+ if (lastchar==CR || lastchar == LF){
+ for (i=0;i<mimeout_state.count;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ }
+ base64_count = 0;
+ mimeout_state.count = 0;
+ }
+ if (lastchar==SP) {
+ for (i=0;i<mimeout_state.count-1;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ base64_count++;
+ }
+ mimeout_state.buf[0] = SP;
+ mimeout_state.count = 1;
+ }
+ open_mime(output_mode);
+ }
+ }else{
+ /* mimeout_mode == 'B', 1, 2 */
+ if ( c<=DEL && (output_mode==ASCII ||output_mode == ISO_8859_1)) {
+ if (lastchar == CR || lastchar == LF){
+ if (nkf_isblank(c)) {
+ for (i=0;i<mimeout_state.count;i++) {
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ mimeout_state.count = 0;
+ } else if (SP<c && c<DEL) {
+ eof_mime();
+ for (i=0;i<mimeout_state.count;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ }
+ base64_count = 0;
+ mimeout_state.count = 0;
+ }
+ mimeout_state.buf[mimeout_state.count++] = (char)c;
+ return;
+ }
+ if (c==SP || c==TAB || c==CR || c==LF) {
+ for (i=0;i<mimeout_state.count;i++) {
+ if (SP<mimeout_state.buf[i] && mimeout_state.buf[i]<DEL) {
+ eof_mime();
+ for (i=0;i<mimeout_state.count;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ base64_count++;
+ }
+ mimeout_state.count = 0;
+ }
+ }
+ mimeout_state.buf[mimeout_state.count++] = (char)c;
+ if (mimeout_state.count>MIMEOUT_BUF_LENGTH) {
+ eof_mime();
+ for (i=0;i<mimeout_state.count;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
+ base64_count++;
+ }
+ mimeout_state.count = 0;
+ }
+ return;
}
- free(lwsp_buf);
- return c1;
+ if (mimeout_state.count>0 && SP<c && c!='=') {
+ mimeout_state.buf[mimeout_state.count++] = (char)c;
+ if (mimeout_state.count>MIMEOUT_BUF_LENGTH) {
+ j = mimeout_state.count;
+ mimeout_state.count = 0;
+ for (i=0;i<j;i++) {
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ }
+ return;
+ }
}
- if (c1=='='&&c2<SP) { /* this is soft wrap */
- while((c1 = (*i_mgetc)(f)) <=SP) {
- if ((c1 = (*i_mgetc)(f)) == EOF) return (EOF);
+ }
+ if (mimeout_state.count>0) {
+ j = mimeout_state.count;
+ mimeout_state.count = 0;
+ for (i=0;i<j;i++) {
+ if (mimeout_state.buf[i]==CR || mimeout_state.buf[i]==LF)
+ break;
+ mimeout_addchar(mimeout_state.buf[i]);
+ }
+ if (i<j) {
+ eof_mime();
+ base64_count=0;
+ for (;i<j;i++) {
+ (*o_mputc)(mimeout_state.buf[i]);
}
- mime_decode_mode = 'Q'; /* still in MIME */
- goto restart_mime_q;
+ open_mime(output_mode);
}
- if (c1=='?') {
- mime_decode_mode = 'Q'; /* still in MIME */
- (*i_mungetc)(c2,f);
- return c1;
- }
- if ((c3 = (*i_mgetc)(f)) == EOF) return (EOF);
- if (c2<=SP) return c2;
- mime_decode_mode = 'Q'; /* still in MIME */
- return ((hex2bin(c2)<<4) + hex2bin(c3));
}
+ mimeout_addchar(c);
+}
- if (mime_decode_mode != 'B') {
- mime_decode_mode = FALSE;
- return (*i_mgetc)(f);
- }
+void base64_conv(nkf_char c2, nkf_char c1)
+{
+ mime_prechar(c2, c1);
+ (*o_base64conv)(c2,c1);
+}
+#ifdef HAVE_ICONV_H
+typedef struct nkf_iconv_t {
+ iconv_t cd;
+ char *input_buffer;
+ size_t input_buffer_size;
+ char *output_buffer;
+ size_t output_buffer_size;
+}
- /* Base64 encoding */
- /*
- MIME allows line break in the middle of
- Base64, but we are very pessimistic in decoding
- in unbuf mode because MIME encoded code may broken by
- less or editor's control sequence (such as ESC-[-K in unbuffered
- mode. ignore incomplete MIME.
- */
- mode = mime_decode_mode;
- mime_decode_mode = exit_mode; /* prepare for quit */
+nkf_iconv_t nkf_iconv_new(char *tocode, char *fromcode)
+{
+ nkf_iconv_t converter;
- while ((c1 = (*i_mgetc)(f))<=SP) {
- if (c1==EOF)
- return (EOF);
- }
-mime_c2_retry:
- if ((c2 = (*i_mgetc)(f))<=SP) {
- if (c2==EOF)
- return (EOF);
- if (mime_f != STRICT_MIME) goto mime_c2_retry;
- if (mimebuf_f!=FIXED_MIME) input_mode = ASCII;
- return c2;
- }
- if ((c1 == '?') && (c2 == '=')) {
- input_mode = ASCII;
- lwsp_count = 0;
- lwsp_buf = malloc((lwsp_size+5)*sizeof(char));
- if (lwsp_buf==NULL) {
- perror("can't malloc");
- return -1;
- }
- while ((c1=(*i_getc)(f))!=EOF) {
- switch (c1) {
- case LF:
- case CR:
- if (c1==LF) {
- if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
- i_ungetc(SP,f);
- continue;
- } else {
- i_ungetc(c1,f);
- }
- c1 = LF;
- } else {
- if ((c1=(*i_getc)(f))!=EOF) {
- if (c1==SP) {
- i_ungetc(SP,f);
- continue;
- } else if ((c1=(*i_getc)(f))!=EOF && (c1==SP||c1==TAB)) {
- i_ungetc(SP,f);
- continue;
- } else {
- i_ungetc(c1,f);
- }
- i_ungetc(LF,f);
- } else {
- i_ungetc(c1,f);
- }
- c1 = CR;
- }
- break;
- case SP:
- case TAB:
- lwsp_buf[lwsp_count] = (unsigned char)c1;
- if (lwsp_count++>lwsp_size){
- lwsp_size <<= 1;
- lwsp_buf_new = realloc(lwsp_buf, (lwsp_size+5)*sizeof(char));
- if (lwsp_buf_new==NULL) {
- free(lwsp_buf);
- perror("can't realloc");
- return -1;
- }
- lwsp_buf = lwsp_buf_new;
- }
- continue;
- }
- break;
- }
- if (lwsp_count > 0 && (c1 != '=' || (lwsp_buf[lwsp_count-1] != SP && lwsp_buf[lwsp_count-1] != TAB))) {
- i_ungetc(c1,f);
- for(lwsp_count--;lwsp_count>0;lwsp_count--)
- i_ungetc(lwsp_buf[lwsp_count],f);
- c1 = lwsp_buf[0];
- }
- free(lwsp_buf);
- return c1;
- }
-mime_c3_retry:
- if ((c3 = (*i_mgetc)(f))<=SP) {
- if (c3==EOF)
- return (EOF);
- if (mime_f != STRICT_MIME) goto mime_c3_retry;
- if (mimebuf_f!=FIXED_MIME) input_mode = ASCII;
- return c3;
- }
-mime_c4_retry:
- if ((c4 = (*i_mgetc)(f))<=SP) {
- if (c4==EOF)
- return (EOF);
- if (mime_f != STRICT_MIME) goto mime_c4_retry;
- if (mimebuf_f!=FIXED_MIME) input_mode = ASCII;
- return c4;
+ converter->input_buffer_size = IOBUF_SIZE;
+ converter->input_buffer = malloc(converter->input_buffer_size);
+ if (converter->input_buffer == NULL)
+ perror("can't malloc");
+
+ converter->output_buffer_size = IOBUF_SIZE * 2;
+ converter->output_buffer = malloc(converter->output_buffer_size);
+ if (converter->output_buffer == NULL)
+ perror("can't malloc");
+
+ converter->cd = iconv_open(tocode, fromcode);
+ if (converter->cd == (iconv_t)-1)
+ {
+ switch (errno) {
+ case EINVAL:
+ perror(fprintf("iconv doesn't support %s to %s conversion.", fromcode, tocode));
+ return -1;
+ default:
+ perror("can't iconv_open");
+ }
}
+}
- mime_decode_mode = mode; /* still in MIME sigh... */
+size_t nkf_iconv_convert(nkf_iconv_t *converter, FILE *input)
+{
+ size_t invalid = (size_t)0;
+ char *input_buffer = converter->input_buffer;
+ size_t input_length = (size_t)0;
+ char *output_buffer = converter->output_buffer;
+ size_t output_length = converter->output_buffer_size;
+ int c;
- /* BASE 64 decoding */
+ do {
+ if (c != EOF) {
+ while ((c = (*i_getc)(f)) != EOF) {
+ input_buffer[input_length++] = c;
+ if (input_length < converter->input_buffer_size) break;
+ }
+ }
- t1 = 0x3f & base64decode(c1);
- t2 = 0x3f & base64decode(c2);
- t3 = 0x3f & base64decode(c3);
- t4 = 0x3f & base64decode(c4);
- cc = ((t1 << 2) & 0x0fc) | ((t2 >> 4) & 0x03);
- if (c2 != '=') {
- Fifo(mime_last++) = (unsigned char)cc;
- cc = ((t2 << 4) & 0x0f0) | ((t3 >> 2) & 0x0f);
- if (c3 != '=') {
- Fifo(mime_last++) = (unsigned char)cc;
- cc = ((t3 << 6) & 0x0c0) | (t4 & 0x3f);
- if (c4 != '=')
- Fifo(mime_last++) = (unsigned char)cc;
+ size_t ret = iconv(converter->cd, &input_buffer, &input_length, &output_buffer, &output_length);
+ while (output_length-- > 0) {
+ (*o_putc)(output_buffer[converter->output_buffer_size-output_length]);
+ }
+ if (ret == (size_t) - 1) {
+ switch (errno) {
+ case EINVAL:
+ if (input_buffer != converter->input_buffer)
+ memmove(converter->input_buffer, input_buffer, input_length);
+ break;
+ case E2BIG:
+ converter->output_buffer_size *= 2;
+ output_buffer = realloc(converter->outbuf, converter->output_buffer_size);
+ if (output_buffer == NULL) {
+ perror("can't realloc");
+ return -1;
+ }
+ converter->output_buffer = output_buffer;
+ break;
+ default:
+ perror("can't iconv");
+ return -1;
+ }
+ } else {
+ invalid += ret;
+ }
+ } while (1);
+
+ return invalid;
+}
+
+
+void nkf_iconv_close(nkf_iconv_t *convert)
+{
+ free(converter->inbuf);
+ free(converter->outbuf);
+ iconv_close(converter->cd);
+}
+#endif
+
+
+void reinit(void)
+{
+ {
+ struct input_code *p = input_code_list;
+ while (p->name){
+ status_reinit(p++);
+ }
+ }
+ unbuf_f = FALSE;
+ estab_f = FALSE;
+ nop_f = FALSE;
+ binmode_f = TRUE;
+ rot_f = FALSE;
+ hira_f = FALSE;
+ alpha_f = FALSE;
+ mime_f = MIME_DECODE_DEFAULT;
+ mime_decode_f = FALSE;
+ mimebuf_f = FALSE;
+ broken_f = FALSE;
+ iso8859_f = FALSE;
+ mimeout_f = FALSE;
+ x0201_f = X0201_DEFAULT;
+ iso2022jp_f = FALSE;
+#if defined(UTF8_INPUT_ENABLE) || defined(UTF8_OUTPUT_ENABLE)
+ ms_ucs_map_f = UCS_MAP_ASCII;
+#endif
+#ifdef UTF8_INPUT_ENABLE
+ no_cp932ext_f = FALSE;
+ no_best_fit_chars_f = FALSE;
+ encode_fallback = NULL;
+ unicode_subchar = '?';
+ input_endian = ENDIAN_BIG;
+#endif
+#ifdef UTF8_OUTPUT_ENABLE
+ output_bom_f = FALSE;
+ output_endian = ENDIAN_BIG;
+#endif
+#ifdef UNICODE_NORMALIZATION
+ nfc_f = FALSE;
+#endif
+#ifdef INPUT_OPTION
+ cap_f = FALSE;
+ url_f = FALSE;
+ numchar_f = FALSE;
+#endif
+#ifdef CHECK_OPTION
+ noout_f = FALSE;
+ debug_f = FALSE;
+#endif
+ guess_f = 0;
+#ifdef EXEC_IO
+ exec_f = 0;
+#endif
+#ifdef SHIFTJIS_CP932
+ cp51932_f = TRUE;
+ cp932inv_f = TRUE;
+#endif
+#ifdef X0212_ENABLE
+ x0212_f = FALSE;
+ x0213_f = FALSE;
+#endif
+ {
+ int i;
+ for (i = 0; i < 256; i++){
+ prefix_table[i] = 0;
}
- } else {
- return c1;
}
- return Fifo(mime_top++);
+ hold_count = 0;
+ mimeout_state.count = 0;
+ mimeout_mode = 0;
+ base64_count = 0;
+ f_line = 0;
+ f_prev = 0;
+ fold_preserve_f = FALSE;
+ fold_f = FALSE;
+ fold_len = 0;
+ kanji_intro = DEFAULT_J;
+ ascii_intro = DEFAULT_R;
+ fold_margin = FOLD_MARGIN;
+ o_zconv = no_connection;
+ o_fconv = no_connection;
+ o_eol_conv = no_connection;
+ o_rot_conv = no_connection;
+ o_hira_conv = no_connection;
+ o_base64conv = no_connection;
+ o_iso2022jp_check_conv = no_connection;
+ o_putc = std_putc;
+ i_getc = std_getc;
+ i_ungetc = std_ungetc;
+ i_bgetc = std_getc;
+ i_bungetc = std_ungetc;
+ o_mputc = std_putc;
+ i_mgetc = std_getc;
+ i_mungetc = std_ungetc;
+ i_mgetc_buf = std_getc;
+ i_mungetc_buf = std_ungetc;
+ output_mode = ASCII;
+ input_mode = ASCII;
+ shift_mode = FALSE;
+ mime_decode_mode = FALSE;
+ file_out_f = FALSE;
+ eolmode_f = 0;
+ input_eol = 0;
+ prev_cr = 0;
+ option_mode = 0;
+ init_broken_state();
+ z_prev2=0,z_prev1=0;
+#ifdef CHECK_OPTION
+ iconv_for_check = 0;
+#endif
+ input_codename = NULL;
+ input_encoding = NULL;
+ output_encoding = NULL;
+#ifdef WIN32DLL
+ reinitdll();
+#endif /*WIN32DLL*/
}
-nkf_char mime_ungetc(nkf_char c, FILE *f)
+void module_connection(void)
{
- Fifo(--mime_top) = (unsigned char)c;
- return c;
-}
+ if (input_encoding) set_input_encoding(input_encoding);
+ if (!output_encoding) {
+ output_encoding = nkf_default_encoding();
+ }
+ set_output_encoding(output_encoding);
+ oconv = nkf_enc_to_oconv(output_encoding);
+ o_putc = std_putc;
-nkf_char mime_integrity(FILE *f, const unsigned char *p)
-{
- nkf_char c,d;
- unsigned int q;
- /* In buffered mode, read until =? or NL or buffer full
- */
- mime_input = mime_top;
- mime_last = mime_top;
+ /* replace continucation module, from output side */
- while(*p) Fifo(mime_input++) = *p++;
- d = 0;
- q = mime_input;
- while((c=(*i_getc)(f))!=EOF) {
- if (((mime_input-mime_top)&MIME_BUF_MASK)==0) {
- break; /* buffer full */
- }
- if (c=='=' && d=='?') {
- /* checked. skip header, start decode */
- Fifo(mime_input++) = (unsigned char)c;
- /* mime_last_input = mime_input; */
- mime_input = q;
- switch_mime_getc();
- return 1;
- }
- if (!( (c=='+'||c=='/'|| c=='=' || c=='?' || is_alnum(c))))
- break;
- /* Should we check length mod 4? */
- Fifo(mime_input++) = (unsigned char)c;
- d=c;
+ /* output redicrection */
+#ifdef CHECK_OPTION
+ if (noout_f || guess_f){
+ o_putc = no_putc;
}
- /* In case of Incomplete MIME, no MIME decode */
- Fifo(mime_input++) = (unsigned char)c;
- mime_last = mime_input; /* point undecoded buffer */
- mime_decode_mode = 1; /* no decode on Fifo last in mime_getc */
- switch_mime_getc(); /* anyway we need buffered getc */
- return 1;
-}
-
-nkf_char base64decode(nkf_char c)
-{
- int i;
- if (c > '@') {
- if (c < '[') {
- i = c - 'A'; /* A..Z 0-25 */
- } else if (c == '_') {
- i = '?' /* 63 */ ; /* _ 63 */
- } else {
- i = c - 'G' /* - 'a' + 26 */ ; /* a..z 26-51 */
+#endif
+ if (mimeout_f) {
+ o_mputc = o_putc;
+ o_putc = mime_putc;
+ if (mimeout_f == TRUE) {
+ o_base64conv = oconv; oconv = base64_conv;
}
- } else if (c > '/') {
- i = c - '0' + '4' /* - '0' + 52 */ ; /* 0..9 52-61 */
- } else if (c == '+' || c == '-') {
- i = '>' /* 62 */ ; /* + and - 62 */
- } else {
- i = '?' /* 63 */ ; /* / 63 */
+ /* base64_count = 0; */
}
- return (i);
-}
-
-static const char basis_64[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-static nkf_char b64c;
-#define MIMEOUT_BUF_LENGTH (60)
-char mimeout_buf[MIMEOUT_BUF_LENGTH+1];
-int mimeout_buf_count = 0;
-
-void open_mime(nkf_char mode)
-{
- const unsigned char *p;
- int i;
- int j;
- p = mime_pattern[0];
- for(i=0;mime_pattern[i];i++) {
- if (mode == mime_encode[i]) {
- p = mime_pattern[i];
- break;
- }
+ if (eolmode_f || guess_f) {
+ o_eol_conv = oconv; oconv = eol_conv;
}
- mimeout_mode = mime_encode_method[i];
- i = 0;
- if (base64_count>45) {
- if (mimeout_buf_count>0 && nkf_isblank(mimeout_buf[i])){
- (*o_mputc)(mimeout_buf[i]);
- i++;
- }
- PUT_NEWLINE((*o_mputc));
- (*o_mputc)(SP);
- base64_count = 1;
- if (mimeout_buf_count>0
- && (mimeout_buf[i]==SP || mimeout_buf[i]==TAB
- || mimeout_buf[i]==CR || mimeout_buf[i]==LF)) {
- i++;
- }
+ if (rot_f) {
+ o_rot_conv = oconv; oconv = rot_conv;
}
- for (;i<mimeout_buf_count;i++) {
- if (mimeout_buf[i]==SP || mimeout_buf[i]==TAB
- || mimeout_buf[i]==CR || mimeout_buf[i]==LF) {
- (*o_mputc)(mimeout_buf[i]);
- base64_count ++;
- } else {
- break;
- }
+ if (iso2022jp_f) {
+ o_iso2022jp_check_conv = oconv; oconv = iso2022jp_check_conv;
}
- while(*p) {
- (*o_mputc)(*p++);
- base64_count ++;
+ if (hira_f) {
+ o_hira_conv = oconv; oconv = hira_conv;
}
- j = mimeout_buf_count;
- mimeout_buf_count = 0;
- for (;i<j;i++) {
- mime_putc(mimeout_buf[i]);
+ if (fold_f) {
+ o_fconv = oconv; oconv = fold_conv;
+ f_line = 0;
+ }
+ if (alpha_f || x0201_f) {
+ o_zconv = oconv; oconv = z_conv;
}
-}
-
-void close_mime(void)
-{
- (*o_mputc)('?');
- (*o_mputc)('=');
- base64_count += 2;
- mimeout_mode = 0;
-}
-void eof_mime(void)
-{
- switch(mimeout_mode) {
- case 'Q':
- case 'B':
- break;
- case 2:
- (*o_mputc)(basis_64[((b64c & 0x3)<< 4)]);
- (*o_mputc)('=');
- (*o_mputc)('=');
- base64_count += 3;
- break;
- case 1:
- (*o_mputc)(basis_64[((b64c & 0xF) << 2)]);
- (*o_mputc)('=');
- base64_count += 2;
- break;
+ i_getc = std_getc;
+ i_ungetc = std_ungetc;
+ /* input redicrection */
+#ifdef INPUT_OPTION
+ if (cap_f){
+ i_cgetc = i_getc; i_getc = cap_getc;
+ i_cungetc = i_ungetc; i_ungetc= cap_ungetc;
+ }
+ if (url_f){
+ i_ugetc = i_getc; i_getc = url_getc;
+ i_uungetc = i_ungetc; i_ungetc= url_ungetc;
+ }
+#endif
+#ifdef NUMCHAR_OPTION
+ if (numchar_f){
+ i_ngetc = i_getc; i_getc = numchar_getc;
+ i_nungetc = i_ungetc; i_ungetc= numchar_ungetc;
+ }
+#endif
+#ifdef UNICODE_NORMALIZATION
+ if (nfc_f){
+ i_nfc_getc = i_getc; i_getc = nfc_getc;
+ i_nfc_ungetc = i_ungetc; i_ungetc= nfc_ungetc;
+ }
+#endif
+ if (mime_f && mimebuf_f==FIXED_MIME) {
+ i_mgetc = i_getc; i_getc = mime_getc;
+ i_mungetc = i_ungetc; i_ungetc = mime_ungetc;
}
- if (mimeout_mode > 0) {
- if (mimeout_f!=FIXED_MIME) {
- close_mime();
- } else if (mimeout_mode != 'Q')
- mimeout_mode = 'B';
+ if (broken_f & 1) {
+ i_bgetc = i_getc; i_getc = broken_getc;
+ i_bungetc = i_ungetc; i_ungetc = broken_ungetc;
+ }
+ if (input_encoding) {
+ set_iconv(-TRUE, nkf_enc_to_iconv(input_encoding));
+ } else {
+ set_iconv(FALSE, e_iconv);
}
-}
-void mimeout_addchar(nkf_char c)
-{
- switch(mimeout_mode) {
- case 'Q':
- if (c==CR||c==LF) {
- (*o_mputc)(c);
- base64_count = 0;
- } else if(!nkf_isalnum(c)) {
- (*o_mputc)('=');
- (*o_mputc)(bin2hex(((c>>4)&0xf)));
- (*o_mputc)(bin2hex((c&0xf)));
- base64_count += 3;
- } else {
- (*o_mputc)(c);
- base64_count++;
- }
- break;
- case 'B':
- b64c=c;
- (*o_mputc)(basis_64[c>>2]);
- mimeout_mode=2;
- base64_count ++;
- break;
- case 2:
- (*o_mputc)(basis_64[((b64c & 0x3)<< 4) | ((c & 0xF0) >> 4)]);
- b64c=c;
- mimeout_mode=1;
- base64_count ++;
- break;
- case 1:
- (*o_mputc)(basis_64[((b64c & 0xF) << 2) | ((c & 0xC0) >>6)]);
- (*o_mputc)(basis_64[c & 0x3F]);
- mimeout_mode='B';
- base64_count += 2;
- break;
- default:
- (*o_mputc)(c);
- base64_count++;
- break;
+ {
+ struct input_code *p = input_code_list;
+ while (p->name){
+ status_reinit(p++);
+ }
}
}
-/*nkf_char mime_lastchar2, mime_lastchar1;*/
+/*
+ Conversion main loop. Code detection only.
+ */
-void mime_prechar(nkf_char c2, nkf_char c1)
+#if !defined(PERL_XS) && !defined(WIN32DLL)
+nkf_char noconvert(FILE *f)
{
- if (mimeout_mode > 0){
- if (c2 == EOF){
- if (base64_count + mimeout_buf_count/3*4> 73){
- (*o_base64conv)(EOF,0);
- OCONV_NEWLINE((*o_base64conv));
- (*o_base64conv)(0,SP);
- base64_count = 1;
- }
- } else {
- if (base64_count + mimeout_buf_count/3*4> 66) {
- (*o_base64conv)(EOF,0);
- OCONV_NEWLINE((*o_base64conv));
- (*o_base64conv)(0,SP);
- base64_count = 1;
- mimeout_mode = -1;
- }
- }
- } else if (c2) {
- if (c2 != EOF && base64_count + mimeout_buf_count/3*4> 60) {
- mimeout_mode = (output_mode==ASCII ||output_mode == ISO_8859_1) ? 'Q' : 'B';
- open_mime(output_mode);
- (*o_base64conv)(EOF,0);
- OCONV_NEWLINE((*o_base64conv));
- (*o_base64conv)(0,SP);
- base64_count = 1;
- mimeout_mode = -1;
- }
- }
+ nkf_char c;
+
+ if (nop_f == 2)
+ module_connection();
+ while ((c = (*i_getc)(f)) != EOF)
+ (*o_putc)(c);
+ (*o_putc)(EOF);
+ return 1;
}
+#endif
-void mime_putc(nkf_char c)
+nkf_char kanji_convert(FILE *f)
{
- int i, j;
- nkf_char lastchar;
+ nkf_char c3, c2=0, c1, c0=0;
+ int is_8bit = FALSE;
- if (mimeout_f == FIXED_MIME){
- if (mimeout_mode == 'Q'){
- if (base64_count > 71){
- if (c!=CR && c!=LF) {
- (*o_mputc)('=');
- PUT_NEWLINE((*o_mputc));
- }
- base64_count = 0;
- }
- }else{
- if (base64_count > 71){
- eof_mime();
- PUT_NEWLINE((*o_mputc));
- base64_count = 0;
- }
- if (c == EOF) { /* c==EOF */
- eof_mime();
- }
- }
- if (c != EOF) { /* c==EOF */
- mimeout_addchar(c);
- }
- return;
+ if (input_encoding && !nkf_enc_asciicompat(input_encoding)) {
+ is_8bit = TRUE;
}
- /* mimeout_f != FIXED_MIME */
+ input_mode = ASCII;
+ output_mode = ASCII;
+ shift_mode = FALSE;
- if (c == EOF) { /* c==EOF */
- if (mimeout_mode == -1 && mimeout_buf_count > 1) open_mime(output_mode);
- j = mimeout_buf_count;
- mimeout_buf_count = 0;
- i = 0;
- if (mimeout_mode > 0) {
- if (!nkf_isblank(mimeout_buf[j-1])) {
- for (;i<j;i++) {
- if (nkf_isspace(mimeout_buf[i]) && base64_count < 71){
- break;
- }
- mimeout_addchar(mimeout_buf[i]);
- }
- eof_mime();
- for (;i<j;i++) {
- mimeout_addchar(mimeout_buf[i]);
- }
- } else {
- for (;i<j;i++) {
- mimeout_addchar(mimeout_buf[i]);
- }
- eof_mime();
- }
- } else {
- for (;i<j;i++) {
- mimeout_addchar(mimeout_buf[i]);
- }
- }
- return;
- }
+#define NEXT continue /* no output, get next */
+#define SEND ; /* output c1 and c2, get next */
+#define LAST break /* end of loop, go closing */
- if (mimeout_buf_count > 0){
- lastchar = mimeout_buf[mimeout_buf_count - 1];
- }else{
- lastchar = -1;
- }
+ module_connection();
+ check_bom(f);
- if (mimeout_mode=='Q') {
- if (c <= DEL && (output_mode==ASCII ||output_mode == ISO_8859_1)) {
- if (c == CR || c == LF) {
- close_mime();
- (*o_mputc)(c);
- base64_count = 0;
- return;
- } else if (c <= SP) {
- close_mime();
- if (base64_count > 70) {
- PUT_NEWLINE((*o_mputc));
- base64_count = 0;
- }
- if (!nkf_isblank(c)) {
- (*o_mputc)(SP);
- base64_count++;
- }
- } else {
- if (base64_count > 70) {
- close_mime();
- PUT_NEWLINE((*o_mputc));
- (*o_mputc)(SP);
- base64_count = 1;
- open_mime(output_mode);
- }
- if (!nkf_noescape_mime(c)) {
- mimeout_addchar(c);
- return;
+ while ((c1 = (*i_getc)(f)) != EOF) {
+#ifdef INPUT_CODE_FIX
+ if (!input_encoding)
+#endif
+ code_status(c1);
+ if (c2) {
+ /* second byte */
+ if (c2 > ((input_encoding && nkf_enc_cp5022x_p(input_encoding)) ? 0x92 : DEL)) {
+ /* in case of 8th bit is on */
+ if (!estab_f&&!mime_decode_mode) {
+ /* in case of not established yet */
+ /* It is still ambiguious */
+ if (h_conv(f, c2, c1)==EOF)
+ LAST;
+ else
+ c2 = 0;
+ NEXT;
+ } else {
+ /* in case of already established */
+ if (c1 < AT) {
+ /* ignore bogus code and not CP5022x UCD */
+ c2 = 0;
+ NEXT;
+ } else {
+ SEND;
+ }
}
- }
- (*o_mputc)(c);
- base64_count++;
- }
- return;
- }
-
- if (mimeout_mode <= 0) {
- if (c <= DEL && (output_mode==ASCII ||output_mode == ISO_8859_1)) {
- if (nkf_isspace(c)) {
- int flag = 0;
- if (mimeout_mode == -1) {
- flag = 1;
+ } else
+ /* second byte, 7 bit code */
+ /* it might be kanji shitfted */
+ if ((c1 == DEL) || (c1 <= SP)) {
+ /* ignore bogus first code */
+ c2 = 0;
+ NEXT;
+ } else
+ SEND;
+ } else {
+ /* first byte */
+#ifdef UTF8_INPUT_ENABLE
+ if (iconv == w_iconv16) {
+ if (input_endian == ENDIAN_BIG) {
+ c2 = c1;
+ if ((c1 = (*i_getc)(f)) != EOF) {
+ if (0xD8 <= c2 && c2 <= 0xDB) {
+ if ((c0 = (*i_getc)(f)) != EOF) {
+ c0 <<= 8;
+ if ((c3 = (*i_getc)(f)) != EOF) {
+ c0 |= c3;
+ } else c2 = EOF;
+ } else c2 = EOF;
+ }
+ } else c2 = EOF;
+ } else {
+ if ((c2 = (*i_getc)(f)) != EOF) {
+ if (0xD8 <= c2 && c2 <= 0xDB) {
+ if ((c3 = (*i_getc)(f)) != EOF) {
+ if ((c0 = (*i_getc)(f)) != EOF) {
+ c0 <<= 8;
+ c0 |= c3;
+ } else c2 = EOF;
+ } else c2 = EOF;
+ }
+ } else c2 = EOF;
}
- if (c==CR || c==LF) {
- if (flag) {
- open_mime(output_mode);
- output_mode = 0;
- } else {
- base64_count = 0;
+ SEND;
+ } else if(iconv == w_iconv32){
+ int c3 = c1;
+ if((c2 = (*i_getc)(f)) != EOF &&
+ (c1 = (*i_getc)(f)) != EOF &&
+ (c0 = (*i_getc)(f)) != EOF){
+ switch(input_endian){
+ case ENDIAN_BIG:
+ c1 = (c2&0xFF)<<16 | (c1&0xFF)<<8 | (c0&0xFF);
+ break;
+ case ENDIAN_LITTLE:
+ c1 = (c3&0xFF) | (c2&0xFF)<<8 | (c1&0xFF)<<16;
+ break;
+ case ENDIAN_2143:
+ c1 = (c3&0xFF)<<16 | (c1&0xFF) | (c0&0xFF)<<8;
+ break;
+ case ENDIAN_3412:
+ c1 = (c3&0xFF)<<8 | (c2&0xFF) | (c0&0xFF)<<16;
+ break;
}
- }
- for (i=0;i<mimeout_buf_count;i++) {
- (*o_mputc)(mimeout_buf[i]);
- if (mimeout_buf[i] == CR || mimeout_buf[i] == LF){
- base64_count = 0;
- }else{
- base64_count++;
- }
- }
- if (flag) {
- eof_mime();
- base64_count = 0;
- mimeout_mode = 0;
- }
- mimeout_buf[0] = (char)c;
- mimeout_buf_count = 1;
- }else{
- if (base64_count > 1
- && base64_count + mimeout_buf_count > 76
- && mimeout_buf[0] != CR && mimeout_buf[0] != LF){
- PUT_NEWLINE((*o_mputc));
- base64_count = 0;
- if (!nkf_isspace(mimeout_buf[0])){
- (*o_mputc)(SP);
- base64_count++;
+ c2 = 0;
+ }else{
+ c2 = EOF;
+ }
+ SEND;
+ } else
+#endif
+#ifdef NUMCHAR_OPTION
+ if (is_unicode_capsule(c1)){
+ SEND;
+ } else
+#endif
+ if (c1 > ((input_encoding && nkf_enc_cp5022x_p(input_encoding)) ? 0x92 : DEL)) {
+ /* 8 bit code */
+ if (!estab_f && !iso8859_f) {
+ /* not established yet */
+ c2 = c1;
+ NEXT;
+ } else { /* estab_f==TRUE */
+ if (iso8859_f) {
+ c2 = ISO_8859_1;
+ c1 &= 0x7f;
+ SEND;
+ } else if (SSP<=c1 && c1<0xe0 && iconv == s_iconv) {
+ /* SJIS X0201 Case... */
+ if (iso2022jp_f && !x0201_f) {
+ (*oconv)(GETA1, GETA2);
+ NEXT;
+ } else {
+ c2 = JIS_X_0201;
+ c1 &= 0x7f;
+ SEND;
+ }
+ } else if (c1==SSO && iconv != s_iconv) {
+ /* EUC X0201 Case */
+ c1 = (*i_getc)(f); /* skip SSO */
+ code_status(c1);
+ if (SSP<=c1 && c1<0xe0) {
+ if (iso2022jp_f && !x0201_f) {
+ (*oconv)(GETA1, GETA2);
+ NEXT;
+ } else {
+ c2 = JIS_X_0201;
+ c1 &= 0x7f;
+ SEND;
+ }
+ } else { /* bogus code, skip SSO and one byte */
+ NEXT;
+ }
+ } else if (ms_ucs_map_f == UCS_MAP_CP10001 &&
+ (c1 == 0xFD || c1 == 0xFE)) {
+ /* CP10001 */
+ c2 = JIS_X_0201;
+ c1 &= 0x7f;
+ SEND;
+ } else {
+ /* already established */
+ c2 = c1;
+ NEXT;
}
}
- mimeout_buf[mimeout_buf_count++] = (char)c;
- if (mimeout_buf_count>MIMEOUT_BUF_LENGTH) {
- open_mime(output_mode);
- }
- }
- return;
- }else{
- if (lastchar==CR || lastchar == LF){
- for (i=0;i<mimeout_buf_count;i++) {
- (*o_mputc)(mimeout_buf[i]);
- }
- base64_count = 0;
- mimeout_buf_count = 0;
- }
- if (lastchar==SP) {
- for (i=0;i<mimeout_buf_count-1;i++) {
- (*o_mputc)(mimeout_buf[i]);
- base64_count++;
- }
- mimeout_buf[0] = SP;
- mimeout_buf_count = 1;
- }
- open_mime(output_mode);
- }
- }else{
- /* mimeout_mode == 'B', 1, 2 */
- if ( c<=DEL && (output_mode==ASCII ||output_mode == ISO_8859_1)) {
- if (lastchar == CR || lastchar == LF){
- if (nkf_isblank(c)) {
- for (i=0;i<mimeout_buf_count;i++) {
- mimeout_addchar(mimeout_buf[i]);
+ } else if ((c1 > SP) && (c1 != DEL)) {
+ /* in case of Roman characters */
+ if (shift_mode) {
+ /* output 1 shifted byte */
+ if (iso8859_f) {
+ c2 = ISO_8859_1;
+ SEND;
+ } else if (SP <= c1 && c1 < (0xe0&0x7f)){
+ /* output 1 shifted byte */
+ if (iso2022jp_f && !x0201_f) {
+ (*oconv)(GETA1, GETA2);
+ NEXT;
+ } else {
+ c2 = JIS_X_0201;
+ SEND;
+ }
+ } else {
+ /* look like bogus code */
+ NEXT;
}
- mimeout_buf_count = 0;
- } else if (SP<c && c<DEL) {
- eof_mime();
- for (i=0;i<mimeout_buf_count;i++) {
- (*o_mputc)(mimeout_buf[i]);
+ } else if (input_mode == JIS_X_0208 || input_mode == JIS_X_0212 ||
+ input_mode == JIS_X_0213_1 || input_mode == JIS_X_0213_2) {
+ /* in case of Kanji shifted */
+ c2 = c1;
+ NEXT;
+ } else if (c1 == '=' && mime_f && !mime_decode_mode) {
+ /* Check MIME code */
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ (*oconv)(0, '=');
+ LAST;
+ } else if (c1 == '?') {
+ /* =? is mime conversion start sequence */
+ if(mime_f == STRICT_MIME) {
+ /* check in real detail */
+ if (mime_begin_strict(f) == EOF)
+ LAST;
+ else
+ NEXT;
+ } else if (mime_begin(f) == EOF)
+ LAST;
+ else
+ NEXT;
+ } else {
+ (*oconv)(0, '=');
+ (*i_ungetc)(c1,f);
+ NEXT;
}
- base64_count = 0;
- mimeout_buf_count = 0;
+ } else {
+ /* normal ASCII code */
+ SEND;
}
- mimeout_buf[mimeout_buf_count++] = (char)c;
- return;
- }
- if (c==SP || c==TAB || c==CR || c==LF) {
- for (i=0;i<mimeout_buf_count;i++) {
- if (SP<mimeout_buf[i] && mimeout_buf[i]<DEL) {
- eof_mime();
- for (i=0;i<mimeout_buf_count;i++) {
- (*o_mputc)(mimeout_buf[i]);
- base64_count++;
+ } else if (c1 == SI && (!is_8bit || mime_decode_mode)) {
+ shift_mode = FALSE;
+ NEXT;
+ } else if (c1 == SO && (!is_8bit || mime_decode_mode)) {
+ shift_mode = TRUE;
+ NEXT;
+ } else if (c1 == ESC && (!is_8bit || mime_decode_mode)) {
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ /* (*oconv)(0, ESC); don't send bogus code */
+ LAST;
+ } else if (c1 == '$') {
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ /*
+ (*oconv)(0, ESC); don't send bogus code
+ (*oconv)(0, '$'); */
+ LAST;
+ } else if (c1 == '@'|| c1 == 'B') {
+ /* This is kanji introduction */
+ input_mode = JIS_X_0208;
+ shift_mode = FALSE;
+ set_input_codename("ISO-2022-JP");
+#ifdef CHECK_OPTION
+ debug("ISO-2022-JP");
+#endif
+ NEXT;
+ } else if (c1 == '(') {
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ /* don't send bogus code
+ (*oconv)(0, ESC);
+ (*oconv)(0, '$');
+ (*oconv)(0, '(');
+ */
+ LAST;
+ } else if (c1 == '@'|| c1 == 'B') {
+ /* This is kanji introduction */
+ input_mode = JIS_X_0208;
+ shift_mode = FALSE;
+ NEXT;
+#ifdef X0212_ENABLE
+ } else if (c1 == 'D'){
+ input_mode = JIS_X_0212;
+ shift_mode = FALSE;
+ NEXT;
+#endif /* X0212_ENABLE */
+ } else if (c1 == 0x4F){
+ input_mode = JIS_X_0213_1;
+ shift_mode = FALSE;
+ NEXT;
+ } else if (c1 == 0x50){
+ input_mode = JIS_X_0213_2;
+ shift_mode = FALSE;
+ NEXT;
+ } else {
+ /* could be some special code */
+ (*oconv)(0, ESC);
+ (*oconv)(0, '$');
+ (*oconv)(0, '(');
+ (*oconv)(0, c1);
+ NEXT;
}
- mimeout_buf_count = 0;
- }
- }
- mimeout_buf[mimeout_buf_count++] = (char)c;
- if (mimeout_buf_count>MIMEOUT_BUF_LENGTH) {
- eof_mime();
- for (i=0;i<mimeout_buf_count;i++) {
- (*o_mputc)(mimeout_buf[i]);
- base64_count++;
+ } else if (broken_f&0x2) {
+ /* accept any ESC-(-x as broken code ... */
+ input_mode = JIS_X_0208;
+ shift_mode = FALSE;
+ NEXT;
+ } else {
+ (*oconv)(0, ESC);
+ (*oconv)(0, '$');
+ (*oconv)(0, c1);
+ NEXT;
}
- mimeout_buf_count = 0;
- }
- return;
- }
- if (mimeout_buf_count>0 && SP<c && c!='=') {
- mimeout_buf[mimeout_buf_count++] = (char)c;
- if (mimeout_buf_count>MIMEOUT_BUF_LENGTH) {
- j = mimeout_buf_count;
- mimeout_buf_count = 0;
- for (i=0;i<j;i++) {
- mimeout_addchar(mimeout_buf[i]);
+ } else if (c1 == '(') {
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ /* don't send bogus code
+ (*oconv)(0, ESC);
+ (*oconv)(0, '('); */
+ LAST;
+ } else {
+ if (c1 == 'I') {
+ /* This is X0201 kana introduction */
+ input_mode = JIS_X_0201; shift_mode = JIS_X_0201;
+ NEXT;
+ } else if (c1 == 'B' || c1 == 'J' || c1 == 'H') {
+ /* This is X0208 kanji introduction */
+ input_mode = ASCII; shift_mode = FALSE;
+ NEXT;
+ } else if (broken_f&0x2) {
+ input_mode = ASCII; shift_mode = FALSE;
+ NEXT;
+ } else {
+ (*oconv)(0, ESC);
+ (*oconv)(0, '(');
+ /* maintain various input_mode here */
+ SEND;
+ }
}
+ } else if ( c1 == 'N' || c1 == 'n'){
+ /* SS2 */
+ c3 = (*i_getc)(f); /* skip SS2 */
+ if ( (SP<=c3 && c3 < 0x60) || (0xa0<=c3 && c3 < 0xe0)){
+ c1 = c3;
+ c2 = JIS_X_0201;
+ SEND;
+ }else{
+ (*i_ungetc)(c3, f);
+ /* lonely ESC */
+ (*oconv)(0, ESC);
+ SEND;
+ }
+ } else {
+ /* lonely ESC */
+ (*oconv)(0, ESC);
+ SEND;
}
- return;
- }
+ } else if (c1 == ESC && iconv == s_iconv) {
+ /* ESC in Shift_JIS */
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ /* (*oconv)(0, ESC); don't send bogus code */
+ LAST;
+ } else if (c1 == '$') {
+ /* J-PHONE emoji */
+ if ((c1 = (*i_getc)(f)) == EOF) {
+ /*
+ (*oconv)(0, ESC); don't send bogus code
+ (*oconv)(0, '$'); */
+ LAST;
+ } else {
+ if (('E' <= c1 && c1 <= 'G') ||
+ ('O' <= c1 && c1 <= 'Q')) {
+ /*
+ NUM : 0 1 2 3 4 5
+ BYTE: G E F O P Q
+ C%7 : 1 6 0 2 3 4
+ C%7 : 0 1 2 3 4 5 6
+ NUM : 2 0 3 4 5 X 1
+ */
+ static const char jphone_emoji_first_table[7] = {2, 0, 3, 4, 5, 0, 1};
+ c0 = (jphone_emoji_first_table[c1 % 7] << 8) - SP + 0xE000 + CLASS_UNICODE;
+ while ((c1 = (*i_getc)(f)) != EOF) {
+ if (SP <= c1 && c1 <= 'z') {
+ (*oconv)(0, c1 + c0);
+ } else break; /* c1 == SO */
+ }
+ }
+ }
+ if (c1 == EOF) LAST;
+ NEXT;
+ } else {
+ /* lonely ESC */
+ (*oconv)(0, ESC);
+ SEND;
+ }
+ } else if (c1 == LF || c1 == CR) {
+ if (broken_f&4) {
+ input_mode = ASCII; set_iconv(FALSE, 0);
+ SEND;
+ } else if (mime_decode_f && !mime_decode_mode){
+ if (c1 == LF) {
+ if ((c1=(*i_getc)(f))!=EOF && c1 == SP) {
+ i_ungetc(SP,f);
+ continue;
+ } else {
+ i_ungetc(c1,f);
+ }
+ c1 = LF;
+ SEND;
+ } else { /* if (c1 == CR)*/
+ if ((c1=(*i_getc)(f))!=EOF) {
+ if (c1==SP) {
+ i_ungetc(SP,f);
+ continue;
+ } else if (c1 == LF && (c1=(*i_getc)(f))!=EOF && c1 == SP) {
+ i_ungetc(SP,f);
+ continue;
+ } else {
+ i_ungetc(c1,f);
+ }
+ i_ungetc(LF,f);
+ } else {
+ i_ungetc(c1,f);
+ }
+ c1 = CR;
+ SEND;
+ }
+ }
+ } else if (c1 == DEL && input_mode == JIS_X_0208) {
+ /* CP5022x */
+ c2 = c1;
+ NEXT;
+ } else
+ SEND;
}
- }
- if (mimeout_buf_count>0) {
- j = mimeout_buf_count;
- mimeout_buf_count = 0;
- for (i=0;i<j;i++) {
- if (mimeout_buf[i]==CR || mimeout_buf[i]==LF)
+ /* send: */
+ switch(input_mode){
+ case ASCII:
+ switch ((*iconv)(c2, c1, c0)) { /* can be EUC / SJIS / UTF-8 / UTF-16 */
+ case -2:
+ /* 4 bytes UTF-8 */
+ if ((c0 = (*i_getc)(f)) != EOF) {
+ code_status(c0);
+ c0 <<= 8;
+ if ((c3 = (*i_getc)(f)) != EOF) {
+ code_status(c3);
+ (*iconv)(c2, c1, c0|c3);
+ }
+ }
+ break;
+ case -1:
+ /* 3 bytes EUC or UTF-8 */
+ if ((c0 = (*i_getc)(f)) != EOF) {
+ code_status(c0);
+ (*iconv)(c2, c1, c0);
+ }
break;
- mimeout_addchar(mimeout_buf[i]);
- }
- if (i<j) {
- eof_mime();
- base64_count=0;
- for (;i<j;i++) {
- (*o_mputc)(mimeout_buf[i]);
}
- open_mime(output_mode);
- }
- }
- mimeout_addchar(c);
-}
-
-#ifdef HAVE_ICONV_H
-typedef struct nkf_iconv_t {
- iconv_t cd;
- char *input_buffer;
- size_t input_buffer_size;
- char *output_buffer;
- size_t output_buffer_size;
-}
-
-nkf_iconv_t nkf_iconv_new(char *tocode, char *fromcode)
-{
- nkf_iconv_t converter;
-
- converter->input_buffer_size = IOBUF_SIZE;
- converter->input_buffer = malloc(converter->input_buffer_size);
- if (converter->input_buffer == NULL)
- perror("can't malloc");
-
- converter->output_buffer_size = IOBUF_SIZE * 2;
- converter->output_buffer = malloc(converter->output_buffer_size);
- if (converter->output_buffer == NULL)
- perror("can't malloc");
-
- converter->cd = iconv_open(tocode, fromcode);
- if (converter->cd == (iconv_t)-1)
- {
- switch (errno) {
- case EINVAL:
- perror(fprintf("iconv doesn't support %s to %s conversion.", fromcode, tocode));
- return -1;
- default:
- perror("can't iconv_open");
- }
- }
-}
-
-size_t nkf_iconv_convert(nkf_iconv_t *converter, FILE *input)
-{
- size_t invalid = (size_t)0;
- char *input_buffer = converter->input_buffer;
- size_t input_length = (size_t)0;
- char *output_buffer = converter->output_buffer;
- size_t output_length = converter->output_buffer_size;
- int c;
-
- do {
- if (c != EOF) {
- while ((c = (*i_getc)(f)) != EOF) {
- input_buffer[input_length++] = c;
- if (input_length < converter->input_buffer_size) break;
- }
- }
-
- size_t ret = iconv(converter->cd, &input_buffer, &input_length, &output_buffer, &output_length);
- while (output_length-- > 0) {
- (*o_putc)(output_buffer[converter->output_buffer_size-output_length]);
- }
- if (ret == (size_t) - 1) {
- switch (errno) {
- case EINVAL:
- if (input_buffer != converter->input_buffer)
- memmove(converter->input_buffer, input_buffer, input_length);
- break;
- case E2BIG:
- converter->output_buffer_size *= 2;
- output_buffer = realloc(converter->outbuf, converter->output_buffer_size);
- if (output_buffer == NULL) {
- perror("can't realloc");
- return -1;
- }
- converter->output_buffer = output_buffer;
- break;
- default:
- perror("can't iconv");
- return -1;
- }
- } else {
- invalid += ret;
- }
- } while (1);
-
- return invalid;
-}
-
-
-void nkf_iconv_close(nkf_iconv_t *convert)
-{
- free(converter->inbuf);
- free(converter->outbuf);
- iconv_close(converter->cd);
-}
-#endif
+ break;
+ case JIS_X_0208:
+ case JIS_X_0213_1:
+ if (ms_ucs_map_f &&
+ 0x7F <= c2 && c2 <= 0x92 &&
+ 0x21 <= c1 && c1 <= 0x7E) {
+ /* CP932 UDC */
+ if(c1 == 0x7F) return 0;
+ c1 = (c2 - 0x7F) * 94 + c1 - 0x21 + 0xE000 + CLASS_UNICODE;
+ c2 = 0;
+ }
+ (*oconv)(c2, c1); /* this is JIS, not SJIS/EUC case */
+ break;
+#ifdef X0212_ENABLE
+ case JIS_X_0212:
+ (*oconv)(PREFIX_EUCG3 | c2, c1);
+ break;
+#endif /* X0212_ENABLE */
+ case JIS_X_0213_2:
+ (*oconv)(PREFIX_EUCG3 | c2, c1);
+ break;
+ default:
+ (*oconv)(input_mode, c1); /* other special case */
+ }
+ c2 = 0;
+ c0 = 0;
+ continue;
+ /* goto next_word */
+ }
-void reinit(void)
-{
+ /* epilogue */
+ (*iconv)(EOF, 0, 0);
+ if (!input_codename)
{
- struct input_code *p = input_code_list;
- while (p->name){
- status_reinit(p++);
- }
- }
- unbuf_f = FALSE;
- estab_f = FALSE;
- nop_f = FALSE;
- binmode_f = TRUE;
- rot_f = FALSE;
- hira_f = FALSE;
- alpha_f = FALSE;
- mime_f = MIME_DECODE_DEFAULT;
- mime_decode_f = FALSE;
- mimebuf_f = FALSE;
- broken_f = FALSE;
- iso8859_f = FALSE;
- mimeout_f = FALSE;
- x0201_f = X0201_DEFAULT;
- iso2022jp_f = FALSE;
-#if defined(UTF8_INPUT_ENABLE) || defined(UTF8_OUTPUT_ENABLE)
- ms_ucs_map_f = UCS_MAP_ASCII;
-#endif
-#ifdef UTF8_INPUT_ENABLE
- no_cp932ext_f = FALSE;
- no_best_fit_chars_f = FALSE;
- encode_fallback = NULL;
- unicode_subchar = '?';
- input_endian = ENDIAN_BIG;
-#endif
-#ifdef UTF8_OUTPUT_ENABLE
- output_bom_f = FALSE;
- output_endian = ENDIAN_BIG;
-#endif
-#ifdef UNICODE_NORMALIZATION
- nfc_f = FALSE;
-#endif
-#ifdef INPUT_OPTION
- cap_f = FALSE;
- url_f = FALSE;
- numchar_f = FALSE;
-#endif
+ if (is_8bit) {
+ struct input_code *p = input_code_list;
+ struct input_code *result = p;
+ while (p->name){
+ if (p->score < result->score) result = p;
+ ++p;
+ }
+ set_input_codename(result->name);
#ifdef CHECK_OPTION
- noout_f = FALSE;
- debug_f = FALSE;
-#endif
- guess_f = 0;
-#ifdef EXEC_IO
- exec_f = 0;
-#endif
-#ifdef SHIFTJIS_CP932
- cp51932_f = TRUE;
- cp932inv_f = TRUE;
-#endif
-#ifdef X0212_ENABLE
- x0212_f = FALSE;
- x0213_f = FALSE;
+ debug(result->name);
#endif
- {
- int i;
- for (i = 0; i < 256; i++){
- prefix_table[i] = 0;
- }
+ }
}
- hold_count = 0;
- mimeout_buf_count = 0;
- mimeout_mode = 0;
- base64_count = 0;
- f_line = 0;
- f_prev = 0;
- fold_preserve_f = FALSE;
- fold_f = FALSE;
- fold_len = 0;
- kanji_intro = DEFAULT_J;
- ascii_intro = DEFAULT_R;
- fold_margin = FOLD_MARGIN;
- o_zconv = no_connection;
- o_fconv = no_connection;
- o_nlconv = no_connection;
- o_rot_conv = no_connection;
- o_hira_conv = no_connection;
- o_base64conv = no_connection;
- o_iso2022jp_check_conv = no_connection;
- o_putc = std_putc;
- i_getc = std_getc;
- i_ungetc = std_ungetc;
- i_bgetc = std_getc;
- i_bungetc = std_ungetc;
- o_mputc = std_putc;
- i_mgetc = std_getc;
- i_mungetc = std_ungetc;
- i_mgetc_buf = std_getc;
- i_mungetc_buf = std_ungetc;
- output_mode = ASCII;
- input_mode = ASCII;
- shift_mode = FALSE;
- mime_decode_mode = FALSE;
- file_out_f = FALSE;
- nlmode_f = 0;
- input_newline = 0;
- prev_cr = 0;
- option_mode = 0;
- broken_counter = 0;
- broken_last = 0;
- z_prev2=0,z_prev1=0;
-#ifdef CHECK_OPTION
- iconv_for_check = 0;
-#endif
- input_codename = NULL;
- input_encoding = NULL;
- output_encoding = NULL;
-#ifdef WIN32DLL
- reinitdll();
-#endif /*WIN32DLL*/
+ return 1;
}
-void no_connection(nkf_char c2, nkf_char c1)
+#ifdef WIN32DLL
+#include "nkf32dll.c"
+#elif defined(PERL_XS)
+#else /* WIN32DLL */
+int main(int argc, char **argv)
{
- no_connection2(c2,c1,0);
-}
+ FILE *fin;
+ unsigned char *cp;
-nkf_char no_connection2(nkf_char c2, nkf_char c1, nkf_char c0)
-{
- fprintf(stderr,"nkf internal module connection failure.\n");
- exit(1);
- return 0; /* LINT */
-}
+ char *outfname = NULL;
+ char *origfname;
-#ifndef PERL_XS
-#ifdef WIN32DLL
-#define fprintf dllprintf
+#ifdef EASYWIN /*Easy Win */
+ _BufferSize.y = 400;/*Set Scroll Buffer Size*/
#endif
+ setlocale(LC_CTYPE, "");
-void version(void)
-{
- fprintf(HELP_OUTPUT,"Network Kanji Filter Version " NKF_VERSION " (" NKF_RELEASE_DATE ") \n" COPY_RIGHT "\n");
-}
-
-void usage(void)
-{
- fprintf(HELP_OUTPUT,
- "USAGE: nkf(nkf32,wnkf,nkf2) -[flags] [in file] .. [out file for -O flag]\n"
- "Flags:\n"
- "b,u Output is buffered (DEFAULT),Output is unbuffered\n"
- "j,s,e,w Output code is ISO-2022-JP, Shift JIS, EUC-JP, UTF-8N\n"
-#ifdef UTF8_OUTPUT_ENABLE
- " After 'w' you can add more options. -w[ 8 [0], 16 [[BL] [0]] ]\n"
+ for (argc--,argv++; (argc > 0) && **argv == '-'; argc--, argv++) {
+ cp = (unsigned char *)*argv;
+ options(cp);
+#ifdef EXEC_IO
+ if (exec_f){
+ int fds[2], pid;
+ if (pipe(fds) < 0 || (pid = fork()) < 0){
+ abort();
+ }
+ if (pid == 0){
+ if (exec_f > 0){
+ close(fds[0]);
+ dup2(fds[1], 1);
+ }else{
+ close(fds[1]);
+ dup2(fds[0], 0);
+ }
+ execvp(argv[1], &argv[1]);
+ }
+ if (exec_f > 0){
+ close(fds[1]);
+ dup2(fds[0], 0);
+ }else{
+ close(fds[0]);
+ dup2(fds[1], 1);
+ }
+ argc = 0;
+ break;
+ }
#endif
- "J,S,E,W Input assumption is JIS 7 bit , Shift JIS, EUC-JP, UTF-8\n"
-#ifdef UTF8_INPUT_ENABLE
- " After 'W' you can add more options. -W[ 8, 16 [BL] ] \n"
+ }
+
+ if (guess_f) {
+#ifdef CHECK_OPTION
+ int debug_f_back = debug_f;
#endif
- "t no conversion\n"
- "i[@B] Specify the Esc Seq for JIS X 0208-1978/83 (DEFAULT B)\n"
- "o[BJH] Specify the Esc Seq for ASCII/Roman (DEFAULT B)\n"
- "r {de/en}crypt ROT13/47\n"
- "h 1 katakana->hiragana, 2 hiragana->katakana, 3 both\n"
- "m[BQSN0] MIME decode [B:base64,Q:quoted,S:strict,N:non-strict,0:no decode]\n"
- "M[BQ] MIME encode [B:base64 Q:quoted]\n"
- "l ISO8859-1 (Latin-1) support\n"
- "f/F Folding: -f60 or -f or -f60-10 (fold margin 10) F preserve nl\n"
- "Z[0-4] Default/0: Convert JISX0208 Alphabet to ASCII\n"
- " 1: Kankaku to one space 2: to two spaces 3: HTML Entity\n"
- " 4: JISX0208 Katakana to JISX0201 Katakana\n"
- "X,x Assume X0201 kana in MS-Kanji, -x preserves X0201\n"
- "B[0-2] Broken input 0: missing ESC,1: any X on ESC-[($]-X,2: ASCII on NL\n"
-#ifdef MSDOS
- "T Text mode output\n"
+#ifdef EXEC_IO
+ int exec_f_back = exec_f;
#endif
- "O Output to File (DEFAULT 'nkf.out')\n"
- "I Convert non ISO-2022-JP charactor to GETA\n"
- "d,c Convert line breaks -d: LF -c: CRLF\n"
- "-L[uwm] line mode u:LF w:CRLF m:CR (DEFAULT noconversion)\n"
- "v, V Show this usage. V: show configuration\n"
- "\n"
- "Long name options\n"
- " --ic=<input codeset> --oc=<output codeset>\n"
- " Specify the input or output codeset\n"
- " --fj --unix --mac --windows\n"
- " --jis --euc --sjis --utf8 --utf16 --mime --base64\n"
- " Convert for the system or code\n"
- " --hiragana --katakana --katakana-hiragana\n"
- " To Hiragana/Katakana Conversion\n"
- " --prefix= Insert escape before troublesome characters of Shift_JIS\n"
-#ifdef INPUT_OPTION
- " --cap-input, --url-input Convert hex after ':' or '%%'\n"
+#ifdef X0212_ENABLE
+ int x0212_f_back = x0212_f;
#endif
-#ifdef NUMCHAR_OPTION
- " --numchar-input Convert Unicode Character Reference\n"
+ int x0213_f_back = x0213_f;
+ int guess_f_back = guess_f;
+ reinit();
+ guess_f = guess_f_back;
+ mime_f = FALSE;
+#ifdef CHECK_OPTION
+ debug_f = debug_f_back;
#endif
-#ifdef UTF8_INPUT_ENABLE
- " --fb-{skip, html, xml, perl, java, subchar}\n"
- " Specify how nkf handles unassigned characters\n"
+#ifdef EXEC_IO
+ exec_f = exec_f_back;
+#endif
+#ifdef X0212_ENABLE
+ x0212_f = x0212_f_back;
+#endif
+ x0213_f = x0213_f_back;
+ }
+
+ if (binmode_f == TRUE)
+#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
+ if (freopen("","wb",stdout) == NULL)
+ return (-1);
+#else
+ setbinmode(stdout);
+#endif
+
+ if (unbuf_f)
+ setbuf(stdout, (char *) NULL);
+ else
+ setvbuffer(stdout, (char *) stdobuf, IOBUF_SIZE);
+
+ if (argc == 0) {
+ if (binmode_f == TRUE)
+#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
+ if (freopen("","rb",stdin) == NULL) return (-1);
+#else
+ setbinmode(stdin);
+#endif
+ setvbuffer(stdin, (char *) stdibuf, IOBUF_SIZE);
+ if (nop_f)
+ noconvert(stdin);
+ else {
+ kanji_convert(stdin);
+ if (guess_f) print_guessed_code(NULL);
+ }
+ } else {
+ int nfiles = argc;
+ int is_argument_error = FALSE;
+ while (argc--) {
+ input_codename = NULL;
+ input_eol = 0;
+#ifdef CHECK_OPTION
+ iconv_for_check = 0;
#endif
+ if ((fin = fopen((origfname = *argv++), "r")) == NULL) {
+ perror(*(argv-1));
+ is_argument_error = TRUE;
+ continue;
+ } else {
#ifdef OVERWRITE
- " --in-place[=SUFFIX] --overwrite[=SUFFIX]\n"
- " Overwrite original listed files by filtered result\n"
- " --overwrite preserves timestamp of original files\n"
+ int fd = 0;
+ int fd_backup = 0;
#endif
- " -g --guess Guess the input code\n"
- " --help --version Show this help/the version\n"
- " For more information, see also man nkf\n"
- "\n");
- version();
-}
-void show_configuration(void)
-{
- fprintf(HELP_OUTPUT,
- "Summary of my nkf " NKF_VERSION " (" NKF_RELEASE_DATE ") configuration:\n"
- " nkf identity:\n"
- " " NKF_IDENT "\n"
- " Compile-time options:\n"
- " Compiled at: " __DATE__ " " __TIME__ "\n"
- );
- fprintf(HELP_OUTPUT,
- " Default output encoding: "
-#ifdef DEFAULT_ENCIDX
- "%s\n", nkf_enc_name(nkf_default_encoding())
+/* reopen file for stdout */
+ if (file_out_f == TRUE) {
+#ifdef OVERWRITE
+ if (overwrite_f){
+ outfname = malloc(strlen(origfname)
+ + strlen(".nkftmpXXXXXX")
+ + 1);
+ if (!outfname){
+ perror(origfname);
+ return -1;
+ }
+ strcpy(outfname, origfname);
+#ifdef MSDOS
+ {
+ int i;
+ for (i = strlen(outfname); i; --i){
+ if (outfname[i - 1] == '/'
+ || outfname[i - 1] == '\\'){
+ break;
+ }
+ }
+ outfname[i] = '\0';
+ }
+ strcat(outfname, "ntXXXXXX");
+ mktemp(outfname);
+ fd = open(outfname, O_WRONLY | O_CREAT | O_TRUNC | O_EXCL,
+ S_IREAD | S_IWRITE);
#else
- "%s (%s)\n", nkf_locale_encoding() ? "LOCALE" : "DEFAULT",
- nkf_enc_name(nkf_default_encoding())
+ strcat(outfname, ".nkftmpXXXXXX");
+ fd = mkstemp(outfname);
#endif
- );
- fprintf(HELP_OUTPUT,
- " Default output newline: "
-#if DEFAULT_NEWLINE == CR
- "CR"
-#elif DEFAULT_NEWLINE == CRLF
- "CRLF"
+ if (fd < 0
+ || (fd_backup = dup(fileno(stdout))) < 0
+ || dup2(fd, fileno(stdout)) < 0
+ ){
+ perror(origfname);
+ return -1;
+ }
+ }else
+#endif
+ if(argc == 1) {
+ outfname = *argv++;
+ argc--;
+ } else {
+ outfname = "nkf.out";
+ }
+
+ if(freopen(outfname, "w", stdout) == NULL) {
+ perror (outfname);
+ return (-1);
+ }
+ if (binmode_f == TRUE) {
+#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
+ if (freopen("","wb",stdout) == NULL)
+ return (-1);
#else
- "LF"
+ setbinmode(stdout);
#endif
- "\n"
- " Decode MIME encoded string: "
-#if MIME_DECODE_DEFAULT
- "ON"
+ }
+ }
+ if (binmode_f == TRUE)
+#if defined(__OS2__) && (defined(__IBMC__) || defined(__IBMCPP__))
+ if (freopen("","rb",fin) == NULL)
+ return (-1);
#else
- "OFF"
+ setbinmode(fin);
#endif
- "\n"
- " Convert JIS X 0201 Katakana: "
-#if X0201_DEFAULT
- "ON"
+ setvbuffer(fin, (char *) stdibuf, IOBUF_SIZE);
+ if (nop_f)
+ noconvert(fin);
+ else {
+ char *filename = NULL;
+ kanji_convert(fin);
+ if (nfiles > 1) filename = origfname;
+ if (guess_f) print_guessed_code(filename);
+ }
+ fclose(fin);
+#ifdef OVERWRITE
+ if (overwrite_f) {
+ struct stat sb;
+#if defined(MSDOS) && !defined(__MINGW32__) && !defined(__WIN32__) && !defined(__WATCOMC__) && !defined(__EMX__) && !defined(__OS2__) && !defined(__DJGPP__)
+ time_t tb[2];
#else
- "OFF"
+ struct utimbuf tb;
#endif
- "\n"
- " --help, --version output: "
-#if HELP_OUTPUT_HELP_OUTPUT
- "HELP_OUTPUT"
+
+ fflush(stdout);
+ close(fd);
+ if (dup2(fd_backup, fileno(stdout)) < 0){
+ perror("dup2");
+ }
+ if (stat(origfname, &sb)) {
+ fprintf(stderr, "Can't stat %s\n", origfname);
+ }
+ /* \e$B%Q!<%_%C%7%g%s$rI|85\e(B */
+ if (chmod(outfname, sb.st_mode)) {
+ fprintf(stderr, "Can't set permission %s\n", outfname);
+ }
+
+ /* \e$B%?%$%`%9%?%s%W$rI|85\e(B */
+ if(preserve_time_f){
+#if defined(MSDOS) && !defined(__MINGW32__) && !defined(__WIN32__) && !defined(__WATCOMC__) && !defined(__EMX__) && !defined(__OS2__) && !defined(__DJGPP__)
+ tb[0] = tb[1] = sb.st_mtime;
+ if (utime(outfname, tb)) {
+ fprintf(stderr, "Can't set timestamp %s\n", outfname);
+ }
#else
- "STDOUT"
+ tb.actime = sb.st_atime;
+ tb.modtime = sb.st_mtime;
+ if (utime(outfname, &tb)) {
+ fprintf(stderr, "Can't set timestamp %s\n", outfname);
+ }
#endif
- "\n");
+ }
+ if(backup_f){
+ char *backup_filename = get_backup_filename(backup_suffix, origfname);
+#ifdef MSDOS
+ unlink(backup_filename);
+#endif
+ if (rename(origfname, backup_filename)) {
+ perror(backup_filename);
+ fprintf(stderr, "Can't rename %s to %s\n",
+ origfname, backup_filename);
+ }
+ }else{
+#ifdef MSDOS
+ if (unlink(origfname)){
+ perror(origfname);
+ }
+#endif
+ }
+ if (rename(outfname, origfname)) {
+ perror(origfname);
+ fprintf(stderr, "Can't rename %s to %s\n",
+ outfname, origfname);
+ }
+ free(outfname);
+ }
+#endif
+ }
+ }
+ if (is_argument_error)
+ return(-1);
+ }
+#ifdef EASYWIN /*Easy Win */
+ if (file_out_f == FALSE)
+ scanf("%d",&end_check);
+ else
+ fclose(stdout);
+#else /* for Other OS */
+ if (file_out_f == TRUE)
+ fclose(stdout);
+#endif /*Easy Win */
+ return (0);
}
-#endif /*PERL_XS*/
+#endif /* WIN32DLL */