/*
- * Copyright (C) 2005-2008 Atsushi Konno All rights reserved.
+ * Copyright (C) 2005-2009 Atsushi Konno All rights reserved.
* Copyright (C) 2005 QSDN,Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
#include "qs_parse_string.h"
#include "chxj_preg_replace.h"
-#include <limits.h>
-
#include "http_core.h"
#include <wand/magick_wand.h>
+#if !defined(LONG_LONG_MAX) && defined(LLONG_MAX)
+# define LONG_LONG_MAX LLONG_MAX
+#endif
+
#define EXIT_MAGICK_ERROR() \
do { \
- char *description; \
- ExceptionType severity; \
+ char *description; ExceptionType severity; \
description=MagickGetException(magick_wand,&severity); \
- ap_log_rerror(APLOG_MARK,APLOG_DEBUG, 0, r,"%s %s %d %s\n",__FILE__,(__func__),__LINE__,description); \
+ ap_log_rerror(APLOG_MARK,APLOG_ERR, 0, r,"%s %s %d %s\n",__FILE__,(__func__),__LINE__,description); \
description=(char *) MagickRelinquishMemory(description); \
DestroyMagickWand(magick_wand); \
} while(0)
/*----------------------------------------------------------------------------*/
static device_table v_ignore_spec = {
NULL,
+ 0,
"IGN",
"IGN",
CHXJ_SPEC_HTML,
96,
65536,
NULL,
- "SJIS",
+ "Shift_JIS"
};
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* Download page for AU */
/*----------------------------------------------------------------------------*/
-static const char* HDML_FIRST_PAGE =
+static const char *HDML_FIRST_PAGE =
"<HDML VERSION=3.0 TTL=0 PUBLIC=TRUE>\r\n"
" <NODISPLAY>\r\n"
" <ACTION TYPE=ACCEPT TASK=GOSUB DEST=\"device:data/dnld?url=%s&name=%s%s&size=%ld&disposition=%s&title=%s\">\r\n"
" </NODISPLAY>\r\n"
"</HDML>\r\n";
-static const char* HDML_SUCCESS_PAGE =
+static const char *HDML_SUCCESS_PAGE =
"<HDML VERSION=3.0 TTL=0 PUBLIC=TRUE>\r\n"
" <DISPLAY>\r\n"
" <ACTION TYPE=ACCEPT TASK=RETURN>\r\n"
" </DISPLAY>\r\n"
"<HDML>\r\n";
-static const char* HDML_FAIL_PAGE =
+static const char *HDML_FAIL_PAGE =
"<HDML VERSION=3.0 TTL=0 PUBLIC=TRUE>\r\n"
" <DISPLAY>\r\n"
" <ACTION TYPE=ACCEPT TASK=RETURN>\r\n"
/*----------------------------------------------------------------------------*/
/* Prototype declaration */
/*----------------------------------------------------------------------------*/
-static char* s_create_workfile_name( request_rec*,
- mod_chxj_config* ,
- const char*,
- query_string_param_t*);
-
-static apr_status_t s_create_cache_file(request_rec* r,
- const char* tmpfile,
- device_table* spec,
- apr_finfo_t* st,
- query_string_param_t* qsp,
- mod_chxj_config *conf);
-
-static apr_status_t s_send_cache_file( device_table* spec,
- query_string_param_t* query_string,
- request_rec* r,
- const char* tmpfile);
-
-static apr_status_t s_send_original_file(request_rec* r,
- const char* originalfile);
-
-static apr_status_t s_header_only_cache_file(device_table* spec,
- query_string_param_t* query_string,
- request_rec* r,
- const char* tmpfile);
-
-static query_string_param_t* s_get_query_string_param(request_rec *r);
-
-static unsigned short s_add_crc( const char* writedata,
- apr_size_t witebyte);
-
-static MagickWand* s_fixup_size(MagickWand* ,
- request_rec* r,
- device_table* spec,
+static char *s_create_workfile_name(request_rec *,
+ mod_chxj_config *,
+ const char *,
+ query_string_param_t *);
+
+static apr_status_t s_create_cache_file(request_rec *r,
+ const char *tmpfile,
+ device_table *spec,
+ apr_finfo_t *st,
+ query_string_param_t *qsp,
+ mod_chxj_config *conf);
+
+static apr_status_t s_send_cache_file(mod_chxj_config *conf,
+ device_table *spec,
+ query_string_param_t *query_string,
+ request_rec *r,
+ const char *tmpfile);
+
+static apr_status_t s_send_original_file(request_rec *r,
+ const char *originalfile);
+
+static apr_status_t s_header_only_cache_file(device_table *spec,
+ query_string_param_t *query_string,
+ request_rec *r,
+ const char *tmpfile);
+
+static query_string_param_t *s_get_query_string_param(request_rec *r);
+
+static unsigned short s_add_crc(const char *writedata, apr_size_t witebyte);
+
+static MagickWand *s_fixup_size(MagickWand *,
+ request_rec *r,
+ device_table *spec,
query_string_param_t *qsp);
static MagickWand *s_fixup_color(MagickWand *magick_wand,
request_rec *r,
device_table *spec,
img_conv_mode_t mode);
-static MagickWand *s_fixup_depth(MagickWand *magick_wand,
- request_rec *r, device_table *spec);
+static MagickWand *s_fixup_depth(MagickWand* magick_wand,
+ request_rec* r, device_table* spec);
static MagickWand *s_img_down_sizing(MagickWand *magick_wand,
request_rec *r, device_table *spec);
-static MagickWand *s_add_copyright(MagickWand *magick_wand,
- request_rec *r,
- device_table *spec);
+static MagickWand *s_add_copyright(MagickWand *magick_wand,
+ request_rec *r,
+ device_table *spec);
-static char *s_create_blob_data(request_rec *r,
- device_table *spec,
- query_string_param_t *qsp,
- char *indata,
- apr_size_t *len);
+static char *s_create_blob_data(request_rec *r,
+ device_table *spec,
+ query_string_param_t *qsp,
+ char *indata,
+ apr_size_t *len);
-static int s_img_conv_format_from_file(request_rec *r,
- mod_chxj_config *conf,
- const char *user_agent,
- query_string_param_t *qsp,
- device_table *spec);
+static int s_img_conv_format_from_file(request_rec *r,
+ mod_chxj_config *conf,
+ const char *user_agent,
+ query_string_param_t *qsp,
+ device_table *spec);
+static int s_convert_to_jpeg(MagickWand *magick_wand, request_rec *r, device_table *spec);
+static int s_convert_to_png(MagickWand *maigck_wand, request_rec *r, device_table *spec);
+static int s_convert_to_gif(MagickWand *magick_wand, request_rec *r, device_table *spec);
+static int s_convert_to_bmp(MagickWand *magick_wand, request_rec *r, device_table *spec);
+static int s_chxj_trans_name2(request_rec *r);
+static char *s_add_comment_to_png(request_rec *r, char *data, apr_size_t *len);
char *user_agent;
device_table *spec;
chxjconvrule_entry *entryp;
+ int rtn;
+
+ DBG(r, "REQ[%X] start chxj_img_conv_format_handler()", (unsigned int)(apr_size_t)r);
- DBG(r, "start chxj_img_conv_format_handler()");
+ s_chxj_trans_name2(r);
- if ((*r->handler != 'c' && *r->handler != 'C')
- || (strcasecmp(r->handler, "chxj-picture")
- && strcasecmp(r->handler, "chxj-qrcode"))) {
- DBG(r, "end chxj_img_conv_format_handler()");
+ if (! r->handler ||
+ (r->handler && !STRCASEEQ('c','C',"chxj-picture",r->handler) && !STRCASEEQ('c','C',"chxj-qrcode",r->handler))) {
+ DBG(r, "REQ[%X] Response Code:[%d]", (unsigned int)(apr_size_t)r, r->status);
+ DBG(r, "REQ[%X] end chxj_img_conv_format_handler() r->handler is[%s]", TO_ADDR(r), r->handler);
return DECLINED;
}
qsp = s_get_query_string_param(r);
conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
if (conf == NULL) {
- DBG(r, "end chxj_img_conv_format_handler() conf is null");
+ DBG(r, "REQ[%X] end chxj_img_conv_format_handler() conf is null",TO_ADDR(r));
return DECLINED;
}
- if (strcasecmp(r->handler, "chxj-qrcode") == 0 && conf->image == CHXJ_IMG_OFF) {
+ if (STRCASEEQ('c','C',"chxj-qrcode",r->handler) && conf->image == CHXJ_IMG_OFF) {
+ DBG(r, "REQ[%X] end chxj_img_conv_format_handler() chxj-qrcode and ImageEngineOff", (unsigned int)(apr_size_t)r);
return DECLINED;
}
-
/*------------------------------------------------------------------------*/
/* get UserAgent from http header */
/*------------------------------------------------------------------------*/
else
spec = chxj_specified_device(r, user_agent);
- DBG(r,"found device_name=[%s]", spec->device_name);
- DBG(r,"User-Agent=[%s]", user_agent);
+ DBG(r,"REQ[%X] found device_name=[%s]", (unsigned int)(apr_size_t)r, spec->device_name);
+ DBG(r,"REQ[%X] User-Agent=[%s]", (unsigned int)(apr_size_t)r, user_agent);
- return s_img_conv_format_from_file(r, conf, user_agent, qsp, spec);
+ rtn = s_img_conv_format_from_file(r, conf, user_agent, qsp, spec);
+ DBG(r, "REQ[%X] end chxj_img_conv_format_handler()", (unsigned int)(apr_size_t)r);
+ return rtn;
}
char *conv_check;
chxjconvrule_entry *entryp;
- DBG(r, "start chxj_convert_image()");
+ DBG(r, "REQ[%X] start chxj_convert_image()",(unsigned int)(apr_size_t)r);
- conv_check = (char *)apr_table_get(r->headers_in, "CHXJ_IMG_CONV");
+ conv_check = (char*)apr_table_get(r->headers_in, "CHXJ_IMG_CONV");
if (conv_check) {
- DBG(r, "end chxj_exchnage_image() already convert.");
+ DBG(r, "REQ[%X] end chxj_convert_image() already convert.", (unsigned int)(apr_size_t)r);
return NULL;
}
qsp = s_get_query_string_param(r);
conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
if (conf == NULL) {
- DBG(r, "end chxj_convert_image()");
+ DBG(r, "REQ[%X] end chxj_convert_image()", (unsigned int)(apr_size_t)r);
return NULL;
}
DBG(r,"found device_name=[%s]", spec->device_name);
DBG(r, "User-Agent=[%s]", user_agent);
- if (spec->width == 0 || spec->heigh == 0)
+ if (spec->width == 0 || spec->heigh == 0) {
+ DBG(r, "REQ[%X] end chxj_convert_image() not convert (width or height is 0)", (unsigned int)(apr_size_t)r);
return NULL;
+ }
dst = s_create_blob_data(r, spec, qsp, (char*)*src, len);
if (dst == NULL)
*len = 0;
- DBG(r, "end chxj_convert_image()");
+ DBG(r, "REQ[%X] end chxj_convert_image()", (unsigned int)(apr_size_t)r);
return dst;
}
+
static int
s_img_conv_format_from_file(
- request_rec *r,
- mod_chxj_config *conf,
- const char *user_agent,
- query_string_param_t *qsp,
- device_table *spec)
+ request_rec *r,
+ mod_chxj_config *conf,
+ const char *user_agent,
+ query_string_param_t *qsp,
+ device_table *spec)
{
apr_status_t rv;
apr_finfo_t st;
apr_finfo_t cache_st;
- char* tmpfile;
+ char *tmpfile;
int try_count;
if (spec->html_spec_type == CHXJ_SPEC_UNKNOWN) {
/* Create Workfile Name */
/*--------------------------------------------------------------------------*/
tmpfile = s_create_workfile_name(r, conf, user_agent, qsp);
- DBG(r,"workfile=[%s]", tmpfile);
+ DBG(r,"REQ[%X] workfile=[%s]", TO_ADDR(r), tmpfile);
rv = apr_stat(&st, r->filename, APR_FINFO_MIN, r->pool);
if (rv != APR_SUCCESS)
return HTTP_NOT_FOUND;
+ apr_table_setn(r->headers_in, "CHXJ_IMG_CONV", "done");
try_count = CACHE_RETRY_COUNT;
do {
rv = apr_stat(&cache_st, tmpfile, APR_FINFO_MIN, r->pool);
+
if (rv != APR_SUCCESS || cache_st.ctime < st.mtime) {
/*------------------------------------------------------------------------*/
/* It tries to make the cash file when it doesn't exist or there is */
if (rv != OK)
return rv;
}
- DBG(r,"color=[%d]", spec->color);
+
+ DBG(r,"REQ[%X] color=[%d]", TO_ADDR(r), spec->color);
if (! r->header_only) {
- rv = s_send_cache_file(spec, qsp,r, tmpfile);
+ rv = s_send_cache_file(conf, spec, qsp,r, tmpfile);
}
else {
rv = s_header_only_cache_file(spec, qsp, r, tmpfile);
DBG(r, "recheck wait... try_count[%d]", try_count);
apr_sleep(CACHE_RECHECK_WAIT);
}
- } while (try_count--);
+ } while (try_count--);
if (try_count <= 0) {
WRN(r, "cache retry failure....");
WRN(r, "cache file was deleted...");
}
- apr_table_setn(r->headers_in, "CHXJ_IMG_CONV", "done");
DBG(r,"end chxj_img_conv_format");
static apr_status_t
-s_create_cache_file(request_rec* r,
- const char* tmpfile,
- device_table* spec,
- apr_finfo_t* st,
+s_create_cache_file(request_rec *r,
+ const char *tmpfile,
+ device_table *spec,
+ apr_finfo_t *st,
query_string_param_t *qsp,
mod_chxj_config *conf)
{
unsigned short crc;
img_conv_mode_t mode = qsp->mode;
- char *writedata = NULL;
- char *readdata = NULL;
+ char *writedata = NULL;
+ char *readdata = NULL;
- apr_file_t *fout;
- apr_file_t *fin;
+ apr_file_t *fout;
+ apr_file_t *fin;
+ apr_finfo_t cache_dir_st;
- apr_file_t* fout;
- apr_file_t* fin;
- apr_finfo_t cache_dir_st;
+ MagickWand *magick_wand;
+ int img_count;
- apr_finfo_t cache_dir_st;
-
- if ((*r->handler == 'c' || *r->handler == 'C')
- && strcasecmp(r->handler, "chxj-qrcode") == 0) {
+ if (STRCASEEQ('c','C',"chxj-qrcode",r->handler)) {
/*------------------------------------------------------------------------*/
- /* QRCODEÍѤΥե¡¥¤¥ë¤Î¾ì¹ç */
+ /* QRCODE用のファイルの場合 */
/*------------------------------------------------------------------------*/
Doc doc;
Node *root;
}
else {
/*------------------------------------------------------------------------*/
- /* Ä̾ï¤Î¥¤¥á¡¼¥¸¥Õ¥¡¥¤¥ë¤Î¾ì¹ç */
+ /* 通常のイメージファイルの場合 */
/*------------------------------------------------------------------------*/
rv = apr_file_open(&fin,
r->filename,
- APR_READ|APR_BINARY ,
+ APR_FOPEN_READ | APR_FOPEN_BINARY | APR_FOPEN_BUFFERED | APR_FOPEN_SHARELOCK | APR_FOPEN_SENDFILE_ENABLED,
APR_OS_DEFAULT,
r->pool);
if (rv != APR_SUCCESS) {
readdata = apr_palloc(r->pool, st->size);
rv = apr_file_read_full(fin, (void*)readdata, st->size, &readbyte);
if (rv != APR_SUCCESS || readbyte != st->size) {
- DBG(r,"file read failed.[%s]", r->filename);
+ DBG(r,"REQ[%X] file read failed.[%s]", TO_ADDR(r), r->filename);
apr_file_close(fin);
return HTTP_NOT_FOUND;
}
}
- DBG(r,"start img convert");
+ DBG(r,"REQ[%X] start img convert", TO_ADDR(r));
magick_wand = NewMagickWand();
return HTTP_NOT_FOUND;
}
- if (spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
- /*
- * The size of the image is changed.
- */
- DBG(r,"call s_fixup_size()");
-
- if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL)
+ /*------------------*/
+ /* for AnimationGIF */
+ /*------------------*/
+ img_count = MagickGetNumberImages(magick_wand);
+ DBG(r, "REQ[%X] img_count is [%d]", (unsigned int)(apr_size_t)r, img_count);
+ if (img_count > 1) {
+ MagickSetImageIndex(magick_wand, 0);
+ MagickWand *magick_wand2 = MagickGetImage(magick_wand);
+ DestroyMagickWand(magick_wand);
+ magick_wand = magick_wand2;
+ }
+
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ ERR(r, "mod_chxj: strip image failure.");
+ EXIT_MAGICK_ERROR();
+ return HTTP_NOT_FOUND;
+ }
+ {
+ MagickWand *magick_wand2;
+ if ((magick_wand2 = MagickCoalesceImages(magick_wand)) == NULL) {
+ EXIT_MAGICK_ERROR();
return HTTP_NOT_FOUND;
+ }
+ DestroyMagickWand(magick_wand);
+ magick_wand = magick_wand2;
+ }
+
+ if (spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
+ int oldw = MagickGetImageWidth(magick_wand);
+ int oldh = MagickGetImageHeight(magick_wand);
+ int done_fixup_size = 0;
+ if ((qsp->mode == IMG_CONV_MODE_WALLPAPER && spec->wp_width < oldw && spec->wp_heigh < oldh)
+ || (qsp->mode != IMG_CONV_MODE_WALLPAPER && spec->width < oldw && spec->heigh < oldh)) {
+ /*
+ * The size of the image is changed.
+ */
+ DBG(r,"REQ[%X] call s_fixup_size()", TO_ADDR(r));
+ if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL)
+ return HTTP_NOT_FOUND;
+
+ done_fixup_size = 1;
+ }
/*
* The colors of the image is changed.
*/
- DBG(r,"call s_fixup_color()");
+ DBG(r,"REQ[%X] call s_fixup_color()", TO_ADDR(r));
if ((magick_wand = s_fixup_color(magick_wand, r,spec, mode)) == NULL)
return HTTP_NOT_FOUND;
/*
* DEPTH of the image is changed.
*/
- DBG(r,"call s_fixup_depth()");
+ DBG(r,"REQ[%X] call s_fixup_depth()", TO_ADDR(r));
if ((magick_wand = s_fixup_depth(magick_wand, r, spec)) == NULL)
return HTTP_NOT_FOUND;
-
- DBG(r,"start convert and compression");
-
- if (spec->available_jpeg) {
- if (MagickSetImageCompression(magick_wand,JPEGCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
+ if (! done_fixup_size) {
+ /*
+ * The size of the image is changed.
+ */
+ DBG(r,"REQ[%X] call s_fixup_size()", TO_ADDR(r));
+ if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL)
return HTTP_NOT_FOUND;
- }
-
- if (MagickSetImageFormat(magick_wand, "jpg") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
- }
-
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
- }
-
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return HTTP_NOT_FOUND;
-
- r->content_type = apr_psprintf(r->pool, "image/jpeg");
- DBG(r,"convert to jpg");
}
- else
- if (spec->available_png) {
-
- if (MagickSetImageCompression(magick_wand,ZipCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
- }
-
- if (MagickSetImageFormat(magick_wand, "png") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
- }
-
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
+
+ char *nowFormat = MagickGetImageFormat(magick_wand);
+ int fixFormatFlag = 0;
+ if (nowFormat) {
+ if (STRCASEEQ('g','G',"gif",nowFormat)) {
+ if (spec->available_gif) {
+ if (s_convert_to_gif(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
+ fixFormatFlag = 1;
+ }
}
-
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return HTTP_NOT_FOUND;
-
- r->content_type = apr_psprintf(r->pool, "image/png");
- DBG(r, "convert to png");
- }
- else
- if (spec->available_gif) {
-
- if (MagickSetImageCompression(magick_wand,LZWCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
+ else if (STRCASEEQ('j','J',"jpg",nowFormat)||STRCASEEQ('j','J',"jpeg",nowFormat)) {
+ if (spec->available_jpeg) {
+ if (s_convert_to_jpeg(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
+ fixFormatFlag = 1;
+ }
}
-
- if (MagickSetImageFormat(magick_wand, "gif") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
+ else if (STRCASEEQ('p','P',"png",nowFormat)) {
+ if (spec->available_png) {
+ if (s_convert_to_png(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
+ fixFormatFlag = 1;
+ }
}
-
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
+ else if (STRCASEEQ('b','B',"bmp",nowFormat)) {
+ if (spec->available_bmp4 || spec->available_bmp2) {
+ if (s_convert_to_bmp(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
+ fixFormatFlag = 1;
+ }
}
-
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return HTTP_NOT_FOUND;
-
- r->content_type = apr_psprintf(r->pool, "image/gif");
-
- DBG(r,"convert to gif");
}
- else
- if (spec->available_bmp2 || spec->available_bmp4) {
+
+ DBG(r,"REQ[%X] start convert and compression", TO_ADDR(r));
- if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
+ if (! fixFormatFlag) {
+ if (spec->available_jpeg) {
+ if (s_convert_to_jpeg(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
}
-
- if (MagickSetImageFormat(magick_wand, "bmp") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
+ else if (spec->available_gif) {
+ if (s_convert_to_gif(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
}
+ else if (spec->available_png) {
+ if (s_convert_to_png(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return HTTP_NOT_FOUND;
}
-
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return HTTP_NOT_FOUND;
-
- r->content_type = apr_psprintf(r->pool, "image/bmp");
-
- DBG(r, "convert to bmp(unsupported)");
+ else
+ if (spec->available_bmp2 || spec->available_bmp4) {
+ if (s_convert_to_bmp(magick_wand, r, spec)) {
+ return HTTP_NOT_FOUND;
+ }
+ }
}
/*
return HTTP_NOT_FOUND;
}
else {
- char *fmt;
+ char* fmt;
fmt = MagickGetImageFormat(magick_wand);
if (fmt == NULL) {
if (MagickSetImageFormat(magick_wand, "jpg") == MagickFalse) {
}
}
- writedata = (char *)MagickGetImageBlob(magick_wand, &writebyte);
+ char *sv_writedata;
+ sv_writedata = writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
if (! writebyte) {
DestroyMagickWand(magick_wand);
return HTTP_INTERNAL_SERVER_ERROR;
}
+ writedata = apr_palloc(r->pool, writebyte);
+ memcpy(writedata, sv_writedata, writebyte);
DBG(r, "end convert and compression");
- /* check limit */
- /* XXX:START - I will rewrite it when leaving. */
- rv = apr_stat(&cache_dir_st, conf->image_cache_dir, APR_FINFO_MIN, r->pool);
- if (rv != APR_SUCCESS) {
- DestroyMagickWand(magick_wand);
- ERR(r,"dir stat error.[%s]", conf->image_cache_dir);
- if (writedata) free(writedata);
- return HTTP_INTERNAL_SERVER_ERROR;
- }
-
- for (;;) {
- /* delete candidate */
- apr_finfo_t dcf;
- /* get dir files size */
- apr_dir_t *dir;
- unsigned long total_size = 0;
- int found_file = 0;
- unsigned long max_size = (! conf->image_cache_limit) ? DEFAULT_IMAGE_CACHE_LIMIT : conf->image_cache_limit;
- char *delete_file_name;
- DBG(r, "conf->image_cache_limit:[%lu] max_size:[%lu]", conf->image_cache_limit, max_size);
-
- rv = apr_dir_open(&dir, conf->image_cache_dir, r->pool);
- if (rv != APR_SUCCESS) {
+ /* Added PNG Comment if type is image/png. */
+ if (r->content_type && strcmp(r->content_type, "image/png") == 0) {
+ if ((writedata = s_add_comment_to_png(r, writedata, &writebyte)) == NULL) {
+ DBG(r, "REQ[%X] Add comment to PNG failure.",(unsigned int)(apr_size_t)r);
DestroyMagickWand(magick_wand);
- ERR(r,"dir open error.[%s]", conf->image_cache_dir);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
- memset(&dcf, 0, sizeof(apr_finfo_t));
- dcf.atime = (apr_time_t)LONG_LONG_MAX;
- for (;;) {
- apr_finfo_t dirf;
- rv = apr_dir_read(&dirf, APR_FINFO_SIZE|APR_FINFO_NAME|APR_FINFO_DIRENT|APR_FINFO_ATIME , dir);
- if (rv != APR_SUCCESS) {
- break;
- }
- if (dirf.name && strcmp(dirf.name, ".") != 0 && strcmp(dirf.name, "..") != 0) {
- total_size += (unsigned long)dirf.size;
- DBG(r, "dirf.name=[%s] dirf.size=[%ld] dirf.atime=[%lld]",
- dirf.name, (long)dirf.size, (long long int)dirf.atime);
- if (dcf.atime >= dirf.atime) {
- memcpy(&dcf, &dirf, sizeof(apr_finfo_t));
- }
- found_file++;
- }
- }
- apr_dir_close(dir);
- if (total_size + writebyte < max_size) {
- DBG(r, "There is an enough size in cache. total_size:[%lu] max_size:[%lu] found_file=[%d] max_size=[%lu]", total_size, max_size, found_file, max_size);
- break;
- }
- if (found_file == 0 && writebyte >= max_size) {
- ERR(r, "================================================");
- ERR(r, "cache space is too small...");
- ERR(r, "At least the same size as %luByte is necessary for me.", (unsigned long)writebyte);
- ERR(r, "Please specify the ChxjImageCacheLimit that is larger than now value. ");
- ERR(r, "================================================");
- DestroyMagickWand(magick_wand);
- if (writedata) free(writedata);
- return HTTP_INTERNAL_SERVER_ERROR;
- }
- DBG(r, "Image Cache dir is full. total_size:[%lu] max_size:[%lu]",
- total_size + writebyte, max_size);
- /* search delete candidate */
- delete_file_name = apr_psprintf(r->pool, "%s/%s", conf->image_cache_dir, dcf.name);
- DBG(r, "delete image cache target:[%s] atime:[%lld]", delete_file_name, dcf.atime);
- rv = apr_file_remove(delete_file_name, r->pool);
- if (rv != APR_SUCCESS) {
- ERR(r, "cache file delete failure.[%s]", delete_file_name);
- if (writedata) free(writedata);
- return HTTP_INTERNAL_SERVER_ERROR;
- }
- DBG(r, "deleted image cache target:[%s]", delete_file_name);
- if (total_size + writebyte - dcf.size < max_size) {
- DBG(r, "OK, there is an enough size in cache.");
- break;
- }
}
- /* XXX:END - I will rewrite it when leaving. */
/* check limit */
rv = apr_stat(&cache_dir_st, conf->image_cache_dir, APR_FINFO_MIN, r->pool);
if (rv != APR_SUCCESS) {
DestroyMagickWand(magick_wand);
ERR(r,"dir stat error.[%s]", conf->image_cache_dir);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
if (rv != APR_SUCCESS) {
DestroyMagickWand(magick_wand);
ERR(r,"dir open error.[%s]", conf->image_cache_dir);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
memset(&dcf, 0, sizeof(apr_finfo_t));
ERR(r, "At least the same size as %luByte is necessary for me.", (unsigned long)writebyte);
ERR(r, "Please specify the ChxjImageCacheLimit that is larger than now value. ");
ERR(r, "==========================================");
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
DBG(r, "Image Cache dir is full. total_size:[%lu] max_size:[%lu]", total_size + writebyte, max_size);
rv = apr_file_remove(delete_file_name, r->pool);
if (rv != APR_SUCCESS) {
ERR(r, "cache file delete failure.[%s]", delete_file_name);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
DBG(r, "deleted image cache target:[%s]", delete_file_name);
/* to cache */
rv = apr_file_open(&fout, tmpfile,
- APR_WRITE| APR_CREATE | APR_BINARY | APR_SHARELOCK ,APR_OS_DEFAULT,
+ APR_FOPEN_WRITE| APR_FOPEN_CREATE | APR_FOPEN_BINARY | APR_SHARELOCK ,
+ APR_OS_DEFAULT,
r->pool);
if (rv != APR_SUCCESS) {
DestroyMagickWand(magick_wand);
- ERR(r,"file open error.[%s]", tmpfile);
- if (writedata) free(writedata);
+ ERR(r,"REQ[%X] file open error.[%s]", TO_ADDR(r), tmpfile);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
if (rv != APR_SUCCESS) {
DestroyMagickWand(magick_wand);
apr_file_close(fout);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
rv = apr_file_putc((crc >> 8) & 0xff, fout);
if (rv != APR_SUCCESS) {
DestroyMagickWand(magick_wand);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
rv = apr_file_putc( crc & 0xff, fout);
if (rv != APR_SUCCESS) {
DestroyMagickWand(magick_wand);
- if (writedata) free(writedata);
+ if (sv_writedata) free(sv_writedata);
return HTTP_INTERNAL_SERVER_ERROR;
}
}
DestroyMagickWand(magick_wand);
- if (writedata) free(writedata);
-
- DBG(r,"free writedata area");
- if (writedata) free(writedata);
- DBG(r,"free writedata area");
+ if (sv_writedata) free(sv_writedata);
rv = apr_file_close(fout);
if (rv != APR_SUCCESS) {
}
-static char *
-s_create_blob_data(request_rec *r,
- device_table *spec,
- query_string_param_t *qsp,
- char *indata,
- apr_size_t *len)
+static int
+s_convert_to_jpeg(MagickWand *magick_wand, request_rec *r, device_table *spec)
{
- apr_size_t writebyte;
- unsigned short crc;
- img_conv_mode_t mode = qsp->mode;
+ if (MagickSetImageCompression(magick_wand,JPEGCompression) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickSetImageFormat(magick_wand, "jpg") == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
+ return -1;
+
+ r->content_type = apr_psprintf(r->pool, "image/jpeg");
+ ap_set_content_type(r, "image/jpeg");
+ DBG(r,"convert to jpg");
+ return 0;
+}
- char *writedata = NULL;
- char *dst = NULL;
- MagickWand *magick_wand;
+static int
+s_convert_to_png(MagickWand *magick_wand, request_rec *r, device_table *spec)
+{
+ if (MagickSetImageCompression(magick_wand,ZipCompression) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickSetImageFormat(magick_wand, "png") == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
+ return -1;
+
+ r->content_type = apr_psprintf(r->pool, "image/png");
+ ap_set_content_type(r, "image/png");
+ DBG(r, "convert to png");
+ return 0;
+}
- magick_wand = NewMagickWand();
- if (MagickReadImageBlob(magick_wand,indata, *len) == MagickFalse) {
- ERR(r,"MagickReadImageBlob failure. indata[%s] len[%d]", indata, *len);
+static int
+s_convert_to_gif(MagickWand *magick_wand, request_rec *r, device_table *spec)
+{
+ if (MagickSetImageCompression(magick_wand,LZWCompression) == MagickFalse) {
EXIT_MAGICK_ERROR();
- return NULL;
+ return -1;
+ }
+
+ if (MagickSetImageFormat(magick_wand, "gif") == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
}
+
+ if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
+ return -1;
+
+ r->content_type = apr_psprintf(r->pool, "image/gif");
+ ap_set_content_type(r, "image/gif");
+
+ DBG(r,"convert to gif");
+ return 0;
+}
- /*
- * The size of the image is changed.
- */
- DBG(r, "call s_fixup_size()");
- if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL)
- return NULL;
+static int
+s_convert_to_bmp(MagickWand *magick_wand, request_rec *r, device_table *spec)
+{
+ if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickSetImageFormat(magick_wand, "bmp") == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return -1;
+ }
+
+ if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
+ return -1;
+
+ r->content_type = apr_psprintf(r->pool, "image/bmp");
+ ap_set_content_type(r, "image/bmp");
+
+ DBG(r, "convert to bmp(unsupported)");
+ return 0;
+}
- /*
- * The colors of the image is changed.
- */
- DBG(r, "call s_fixup_color()");
- if ((magick_wand = s_fixup_color(magick_wand, r,spec, mode)) == NULL)
- return NULL;
+static char *
+s_create_blob_data(request_rec *r,
+ device_table *spec,
+ query_string_param_t *qsp,
+ char *indata,
+ apr_size_t *len)
+{
+ apr_size_t writebyte;
+ unsigned short crc;
+ img_conv_mode_t mode = qsp->mode;
- /*
- * DEPTH of the image is changed.
- */
+ char *writedata = NULL;
+ char *dst = NULL;
+ MagickWand *magick_wand;
- DBG(r,"call s_fixup_depth()");
+ magick_wand = NewMagickWand();
- if ((magick_wand = s_fixup_depth(magick_wand, r, spec)) == NULL)
+ if (MagickReadImageBlob(magick_wand,indata, *len) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
return NULL;
+ }
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ ERR(r, "mod_chxj: strip image failure.");
+ EXIT_MAGICK_ERROR();
+ return NULL;
+ }
+ {
+ int oldw = MagickGetImageWidth(magick_wand);
+ int oldh = MagickGetImageHeight(magick_wand);
+ int done_fixup_size = 0;
+ if ((qsp->mode == IMG_CONV_MODE_WALLPAPER && spec->wp_width < oldw && spec->wp_heigh < oldh)
+ || (qsp->mode != IMG_CONV_MODE_WALLPAPER && spec->width < oldw && spec->heigh < oldh)) {
+ /*
+ * The size of the image is changed.
+ */
+ DBG(r,"call s_fixup_size()");
- DBG(r,"start convert and compression");
+ if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL) {
+ EXIT_MAGICK_ERROR();
+ return NULL;
+ }
- if (spec->available_jpeg) {
- if (MagickSetImageCompression(magick_wand,JPEGCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
- }
-
- if (MagickSetImageFormat(magick_wand, "jpg") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
+ done_fixup_size = 1;
}
+ /*
+ * The colors of the image is changed.
+ */
+ DBG(r,"call s_fixup_color()");
- if (MagickStripImage(magick_wand) == MagickFalse) {
+ if ((magick_wand = s_fixup_color(magick_wand, r,spec, mode)) == NULL) {
EXIT_MAGICK_ERROR();
return NULL;
}
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return NULL;
-
- r->content_type = apr_psprintf(r->pool, "image/jpeg");
+ /*
+ * DEPTH of the image is changed.
+ */
+ DBG(r,"call s_fixup_depth()");
- DBG(r, "convert to jpg");
- }
- else
- if (spec->available_png) {
- if (MagickSetImageCompression(magick_wand,ZipCompression) == MagickFalse) {
+ if ((magick_wand = s_fixup_depth(magick_wand, r, spec)) == NULL) {
EXIT_MAGICK_ERROR();
return NULL;
}
- if (MagickSetImageFormat(magick_wand, "png") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
- }
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
+ if (! done_fixup_size) {
+ /*
+ * The size of the image is changed.
+ */
+ DBG(r,"call s_fixup_size()");
+ if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL) {
+ EXIT_MAGICK_ERROR();
+ return NULL;
+ }
}
-
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return NULL;
-
- r->content_type = apr_psprintf(r->pool, "image/png");
-
- DBG(r,"convert to png");
}
- else
- if (spec->available_gif) {
- if (MagickSetImageCompression(magick_wand,LZWCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
- }
-
- if (MagickSetImageFormat(magick_wand, "gif") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
- }
-
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
- }
-
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return NULL;
-
- r->content_type = apr_psprintf(r->pool, "image/gif");
-
- DBG(r,"convert to gif");
- }
- else
- if (spec->available_bmp2 || spec->available_bmp4) {
- if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
+ char *nowFormat = MagickGetImageFormat(magick_wand);
+ int fixFormatFlag = 0;
+ if (nowFormat) {
+ if (STRCASEEQ('g','G',"gif",nowFormat)) {
+ if (spec->available_gif) {
+ if (s_convert_to_gif(magick_wand, r, spec)) {
+ return NULL;
+ }
+ fixFormatFlag = 1;
+ }
}
-
- if (MagickSetImageFormat(magick_wand, "bmp") == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
+ else if (STRCASEEQ('j','J',"jpg",nowFormat)||STRCASEEQ('j','J',"jpeg",nowFormat)) {
+ if (spec->available_jpeg) {
+ if (s_convert_to_jpeg(magick_wand, r, spec)) {
+ return NULL;
+ }
+ fixFormatFlag = 1;
+ }
}
-
- if (MagickStripImage(magick_wand) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
+ else if (STRCASEEQ('p','P',"png",nowFormat)) {
+ if (spec->available_png) {
+ if (s_convert_to_png(magick_wand, r, spec)) {
+ return NULL;
+ }
+ fixFormatFlag = 1;
+ }
}
+ }
- if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
- return NULL;
-
- r->content_type = apr_psprintf(r->pool, "image/bmp");
+ DBG(r,"start convert and compression");
- DBG(r,"convert to bmp(unsupported)");
+ if (!fixFormatFlag) {
+ if (spec->available_jpeg) {
+ if (s_convert_to_jpeg(magick_wand, r, spec)) {
+ return NULL;
+ }
+ }
+ else if (spec->available_png) {
+ if (s_convert_to_png(magick_wand, r, spec)) {
+ return NULL;
+ }
+ }
+ else if (spec->available_gif) {
+ if (s_convert_to_gif(magick_wand, r, spec)) {
+ return NULL;
+ }
+ }
+ else if (spec->available_bmp2 || spec->available_bmp4) {
+ if (s_convert_to_bmp(magick_wand, r, spec)) {
+ return NULL;
+ }
+ }
}
/*--------------------------------------------------------------------------*/
/* Add Comment (Copyright and so on.) */
static MagickWand *
-s_fixup_size(MagickWand *magick_wand,
- request_rec *r,
- device_table *spec,
+s_fixup_size(MagickWand *magick_wand,
+ request_rec *r,
+ device_table *spec,
query_string_param_t *qsp)
{
img_conv_mode_t mode = qsp->mode;
break;
}
+ if (neww == 0) neww = 1;
+ if (newh == 0) newh = 1;
+
if (spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
DBG(r,"convert width=[%d --> %d]", oldw, neww);
DBG(r,"convert heigh=[%d --> %d]", oldh, newh);
return magick_wand;
}
-static MagickWand*
-s_fixup_color(MagickWand* magick_wand, request_rec* r, device_table* spec, img_conv_mode_t UNUSED(mode))
+
+static MagickWand *
+s_fixup_color(MagickWand *magick_wand, request_rec *r, device_table *spec, img_conv_mode_t UNUSED(mode))
{
DBG(r,"start chxj_fixup_clor()");
return magick_wand;
}
+ unsigned long colors = MagickGetImageColors(magick_wand);
+ DBG(r, "now color:[%ld] spec->color:[%ld]", colors, (unsigned long)spec->color);
+ if (colors < (unsigned long)spec->color) {
+ DBG(r, "Pass s_fixup_color proc. color:[%ld] spec->color:[%d]", colors, spec->color);
+ return magick_wand;
+ }
+
if (spec->color >= 256) {
DBG(r,"call MagickQuantizeImage() spec->color=[%d]",spec->color);
static MagickWand *
s_add_copyright(MagickWand *magick_wand, request_rec *r, device_table *spec)
{
- mod_chxj_config* conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
+ mod_chxj_config *conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
if (spec->html_spec_type == CHXJ_SPEC_UNKNOWN) {
DBG(r, "Pass add_copiright proc");
DBG(r, "Add COPYRIGHT [%s]", conf->image_copyright);
- if (spec->html_spec_type == CHXJ_SPEC_Jhtml) {
+ if (spec->html_spec_type == CHXJ_SPEC_Jhtml
+ || spec->html_spec_type == CHXJ_SPEC_Jxhtml) {
apr_table_setn(r->headers_out, "x-jphone-copyright", "no-transfer");
if (MagickCommentImage(magick_wand,
apr_psprintf(r->pool,
return NULL;
}
-
static MagickWand *
s_img_down_sizing(MagickWand *magick_wand, request_rec *r, device_table *spec)
{
MagickBooleanType status;
- unsigned long quality = 70;
- apr_size_t writebyte = 0;
- char *writedata;
- apr_size_t prev_size = 0;
- int revers_flag = 0;
-
+ unsigned long quality = 70;
+ apr_size_t writebyte = 0;
+ char *writedata;
+ apr_size_t prev_size = 0;
+ char *fmt;
+ int fmt_type = 0;
+
writedata = (char *)MagickGetImageBlob(magick_wand, &writebyte);
prev_size = writebyte;
- do {
- if (MagickSetImageCompressionQuality(magick_wand, quality) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
- }
-
- writedata = (char *)MagickGetImageBlob(magick_wand, &writebyte);
- if (writebyte >= prev_size || revers_flag) {
- DBG(r, "quality=[%ld] size=[%d]", (long)quality, (int)writebyte);
- revers_flag = 1;
- quality += 10;
- if (quality > 100) {
- if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
+
+ fmt = MagickGetImageFormat(magick_wand);
+ if (fmt) {
+ if (STRCASEEQ('j','J',"jpg",fmt)) fmt_type = 1;
+ if (STRCASEEQ('p','P',"png",fmt)) fmt_type = 2;
+ if (STRCASEEQ('g','G',"gif",fmt)) fmt_type = 3;
+ if (STRCASEEQ('b','B',"bmp",fmt)) fmt_type = 4;
+ }
+ if (fmt_type == 1) {
+ do {
+ if (MagickSetImageCompressionQuality(magick_wand, quality) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return NULL;
+ }
+
+ writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
+ if (writebyte >= prev_size) {
+ DBG(r, "quality=[%ld] size=[%d]", (long)quality, (int)writebyte);
+ quality += 5;
+ if (quality > 100) {
+ if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return NULL;
+ }
+ break;
+ }
+ if (MagickSetImageCompressionQuality(magick_wand, quality) == MagickFalse) {
EXIT_MAGICK_ERROR();
return NULL;
}
break;
}
- prev_size = writebyte;
- continue;
+
+ DBG(r, "quality=[%ld] size=[%d]", (long)quality, (int)writebyte);
+
+ if (spec->cache == 0)
+ break;
+
+ if (writebyte <= (unsigned int)spec->cache)
+ break;
+
+ quality -= 5;
+
+ if (quality == 0 || quality > 100)
+ break;
+
}
-
- DBG(r, "quality=[%ld] size=[%d]", (long)quality, (int)writebyte);
-
- if (spec->cache == 0)
- break;
-
- if (writebyte <= (unsigned int)spec->cache)
- break;
-
- quality -= 10;
-
- if (quality == 0 || quality > 100)
- break;
-
+ while (1);
}
- while (1);
if (spec->cache > 0
if (now_color <= 2) break;
+
if (now_color >= 8) {
status = MagickQuantizeImage(magick_wand,
now_color,
EXIT_MAGICK_ERROR();
return NULL;
}
-
- if (MagickSetImageDepth(magick_wand, depth) == MagickFalse) {
- EXIT_MAGICK_ERROR();
- return NULL;
+ if (fmt_type != 2) {
+ if (MagickSetImageDepth(magick_wand, depth) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return NULL;
+ }
}
-
writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
DBG(r,"now_color=[%ld] size=[%d]", (long)now_color, (int)writebyte);
return magick_wand;
}
+
static apr_status_t
s_send_cache_file(
- device_table *spec,
+ mod_chxj_config *conf,
+ device_table *spec,
query_string_param_t *query_string,
- request_rec *r,
- const char *tmpfile)
+ request_rec *r,
+ const char *tmpfile)
{
apr_status_t rv;
apr_finfo_t st;
if (rv != APR_SUCCESS)
return HTTP_NOT_FOUND;
- DBG(r, "mode:[%d]", query_string->mode);
- DBG(r, "name:[%s]", query_string->name);
- DBG(r, "offset:[%ld]", query_string->offset);
- DBG(r, "count:[%ld]", query_string->count);
+ DBG(r, "REQ[%X] mode:[%d]", TO_ADDR(r), query_string->mode);
+ DBG(r, "REQ[%X] name:[%s]", TO_ADDR(r), query_string->name);
+ DBG(r, "REQ[%X] offset:[%ld]", TO_ADDR(r), query_string->offset);
+ DBG(r, "REQ[%X] count:[%ld]", TO_ADDR(r), query_string->count);
- if (spec->available_jpeg) {
- r->content_type = apr_psprintf(r->pool, "image/jpeg");
- }
- else
- if (spec->available_png) {
- r->content_type = apr_psprintf(r->pool, "image/png");
- }
- else
- if (spec->available_gif) {
- r->content_type = apr_psprintf(r->pool, "image/gif");
- }
- else
- if (spec->available_bmp2 || spec->available_bmp4) {
- r->content_type = apr_psprintf(r->pool, "image/bmp");
+ /* for mod_cache */
+ {
+ apr_table_setn(r->headers_out, "Vary", "User-Agent");
+ apr_table_setn(r->err_headers_out, "Vary", "User-Agent");
+ ap_update_mtime(r, st.mtime);
+ ap_set_last_modified(r);
}
if (query_string->mode != IMG_CONV_MODE_EZGET && query_string->name == NULL) {
apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
DBG(r,"Content-Length:[%d]", (int)st.size);
-
+ MagickWand *magick_wand = NewMagickWand();
+ if (MagickReadImage(magick_wand,tmpfile) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return HTTP_NOT_FOUND;
+ }
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ ERR(r, "mod_chxj: strip image failure.");
+ EXIT_MAGICK_ERROR();
+ return HTTP_NOT_FOUND;
+ }
+ char *nowFormat = MagickGetImageFormat(magick_wand);
+ DestroyMagickWand(magick_wand);
+ if (nowFormat) {
+ if (STRCASEEQ('j','J',"jpeg",nowFormat) || STRCASEEQ('j','J',"jpg",nowFormat)) {
+ DBG(r, "detect cache file => jpg.");
+ ap_set_content_type(r, "image/jpeg");
+ }
+ else if (STRCASEEQ('p','P',"png", nowFormat)) {
+ DBG(r, "detect cache file => png.");
+ ap_set_content_type(r, "image/png");
+ }
+ else if (STRCASEEQ('g','G',"gif", nowFormat)) {
+ DBG(r, "detect cache file => gif.");
+ ap_set_content_type(r, "image/gif");
+ }
+ else if (STRCASEEQ('b','B',"bmp", nowFormat)) {
+ DBG(r, "detect cache file => bmp.");
+ ap_set_content_type(r, "image/bmp");
+ }
+ else {
+ ERR(r, "detect unknown file");
+ return HTTP_NOT_FOUND;
+ }
+ }
+ if (conf->image_copyright) {
+ DBG(r, "REQ[%X] Add COPYRIGHT Header for SoftBank [%s]", TO_ADDR(r), conf->image_copyright);
+ if (spec->html_spec_type == CHXJ_SPEC_Jhtml || spec->html_spec_type == CHXJ_SPEC_Jxhtml) {
+ apr_table_setn(r->headers_out, "x-jphone-copyright", "no-transfer");
+ }
+ }
rv = apr_file_open(&fout, tmpfile,
- APR_READ | APR_BINARY, APR_OS_DEFAULT, r->pool);
+ APR_FOPEN_READ | APR_FOPEN_BINARY | APR_FOPEN_BUFFERED | APR_FOPEN_SHARELOCK | APR_FOPEN_SENDFILE_ENABLED,
+ APR_OS_DEFAULT, r->pool);
if (rv != APR_SUCCESS) {
DBG(r, "cache file open failed[%s]", tmpfile);
return HTTP_NOT_FOUND;
}
-
ap_send_fd(fout, r, 0, st.size, &sendbyte);
apr_file_close(fout);
ap_rflush(r);
- DBG(r, "send file data[%d]byte", (int)sendbyte);
+ DBG(r, "REQ[%X] send file data[%d]byte", TO_ADDR(r), (int)sendbyte);
}
else
if (query_string->mode == IMG_CONV_MODE_EZGET) {
DBG(r, "Content-Length:[%d]", (int)st.size);
rv = apr_file_open(&fout, tmpfile,
- APR_READ | APR_BINARY, APR_OS_DEFAULT, r->pool);
+ APR_FOPEN_READ | APR_FOPEN_BINARY | APR_FOPEN_BUFFERED | APR_FOPEN_SHARELOCK | APR_FOPEN_SENDFILE_ENABLED,
+ APR_OS_DEFAULT, r->pool);
if (rv != APR_SUCCESS) {
DBG(r,"tmpfile open failed[%s]", tmpfile);
static apr_status_t
-s_send_original_file(request_rec* r, const char* originalfile)
+s_send_original_file(request_rec *r, const char *originalfile)
{
apr_status_t rv;
apr_finfo_t st;
- apr_file_t* fout;
+ apr_file_t *fout;
apr_size_t sendbyte = 0;
rv = apr_stat(&st, originalfile, APR_FINFO_MIN, r->pool);
if (rv != APR_SUCCESS)
return HTTP_NOT_FOUND;
+ /* for mod_cache */
+ {
+ apr_table_setn(r->headers_out, "Vary", "User-Agent");
+ apr_table_setn(r->err_headers_out, "Vary", "User-Agent");
+ ap_update_mtime(r, st.mtime);
+ ap_set_last_modified(r);
+ }
+
rv = apr_file_open(&fout, originalfile,
- APR_READ | APR_BINARY, APR_OS_DEFAULT, r->pool);
+ APR_FOPEN_READ | APR_FOPEN_BINARY | APR_FOPEN_BUFFERED | APR_FOPEN_SHARELOCK | APR_FOPEN_SENDFILE_ENABLED,
+ APR_OS_DEFAULT, r->pool);
if (rv != APR_SUCCESS) {
DBG(r, "originalfile open failed[%s]", originalfile);
return HTTP_NOT_FOUND;
apr_file_close(fout);
ap_rflush(r);
DBG(r, "send file data[%d]byte", (int)sendbyte);
+
return OK;
}
static apr_status_t
-s_header_only_cache_file(
- device_table *spec,
- query_string_param_t *query_string,
- request_rec *r,
- const char *tmpfile)
+s_header_only_cache_file(device_table *spec, query_string_param_t *query_string, request_rec *r, const char *tmpfile)
{
apr_status_t rv;
apr_finfo_t st;
char *contentLength;
+ mod_chxj_config *conf = ap_get_module_config(r->per_dir_config, &chxj_module);
+
+ DBG(r, "REQ[%X] start s_header_only_cache_file()", TO_ADDR(r));
rv = apr_stat(&st, tmpfile, APR_FINFO_MIN, r->pool);
- if (rv != APR_SUCCESS)
+ if (rv != APR_SUCCESS) {
+ DBG(r, "REQ[%X] end s_header_only_cache_file()", TO_ADDR(r));
return HTTP_NOT_FOUND;
-
- DBG(r, "mode:[%d]", query_string->mode);
- DBG(r, "name:[%s]", query_string->name);
- DBG(r, "offset:[%ld]", query_string->offset);
- DBG(r, "count:[%ld]", query_string->count);
-
- if (spec->available_jpeg) {
- r->content_type = apr_psprintf(r->pool, "image/jpeg");
- }
- else
- if (spec->available_png) {
- r->content_type = apr_psprintf(r->pool, "image/png");
- }
- else
- if (spec->available_gif) {
- r->content_type = apr_psprintf(r->pool, "image/gif");
- }
- else
- if (spec->available_bmp2 || spec->available_bmp4) {
- r->content_type = apr_psprintf(r->pool, "image/bmp");
}
+ DBG(r, "REQ[%X] mode:[%d]", TO_ADDR(r), query_string->mode);
+ DBG(r, "REQ[%X] name:[%s]", TO_ADDR(r), query_string->name);
+ DBG(r, "REQ[%X] offset:[%ld]", TO_ADDR(r), query_string->offset);
+ DBG(r, "REQ[%X] count:[%ld]", TO_ADDR(r), query_string->count);
+
if (query_string->mode != IMG_CONV_MODE_EZGET && query_string->name == NULL) {
contentLength = apr_psprintf(r->pool, "%d", (int)st.size);
apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
+
+ MagickWand *magick_wand = NewMagickWand();
+ if (MagickReadImage(magick_wand,tmpfile) == MagickFalse) {
+ EXIT_MAGICK_ERROR();
+ return HTTP_NOT_FOUND;
+ }
+ if (MagickStripImage(magick_wand) == MagickFalse) {
+ ERR(r, "mod_chxj: strip image failure.");
+ EXIT_MAGICK_ERROR();
+ return HTTP_NOT_FOUND;
+ }
+ char *nowFormat = MagickGetImageFormat(magick_wand);
+ DestroyMagickWand(magick_wand);
+ if (nowFormat) {
+ if (STRCASEEQ('j','J',"jpeg",nowFormat) || STRCASEEQ('j','J',"jpg",nowFormat)) {
+ DBG(r, "detect cache file => jpg.");
+ ap_set_content_type(r, "image/jpeg");
+ }
+ else if (STRCASEEQ('p','P',"png", nowFormat)) {
+ DBG(r, "detect cache file => png.");
+ ap_set_content_type(r, "image/png");
+ }
+ else if (STRCASEEQ('g','G',"gif", nowFormat)) {
+ DBG(r, "detect cache file => gif.");
+ ap_set_content_type(r, "image/gif");
+ }
+ else if (STRCASEEQ('b','B',"bmp", nowFormat)) {
+ DBG(r, "detect cache file => bmp.");
+ ap_set_content_type(r, "image/bmp");
+ }
+ else {
+ ERR(r, "REQ[%X] detect unknown file", TO_ADDR(r));
+ return HTTP_NOT_FOUND;
+ }
+ }
DBG(r,"Content-Length:[%d]", (int)st.size);
}
else
if (query_string->mode == IMG_CONV_MODE_EZGET) {
- char* name = apr_pstrdup(r->pool, basename(r->filename));
+ char *name = apr_pstrdup(r->pool, basename(r->filename));
name[strlen(name)-4] = 0;
if (strcasecmp(r->content_type, "image/jpeg") == 0) {
contentLength = apr_psprintf(r->pool, "%ld", query_string->count);
apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
- DBG(r, "Content-Length:[%d]", (int)st.size);
+ DBG(r, "REQ[%X] Content-Length:[%d]", TO_ADDR(r), (int)st.size);
+ }
+ }
+ if (conf->image_copyright) {
+ DBG(r, "REQ[%X] Add COPYRIGHT Header for SoftBank [%s]", TO_ADDR(r), conf->image_copyright);
+ if (spec->html_spec_type == CHXJ_SPEC_Jhtml || spec->html_spec_type == CHXJ_SPEC_Jxhtml) {
+ apr_table_setn(r->headers_out, "x-jphone-copyright", "no-transfer");
}
}
+ DBG(r, "REQ[%X] end s_header_only_cache_file()", TO_ADDR(r));
return OK;
}
v_docomo_serial_pattern3 = chxj_compile_for_preg_replace(p, ";icc[^;\\)]+");
}
if (!v_softbank_serial_pattern1) {
- v_softbank_serial_pattern1 = chxj_compile_for_preg_replace(p, "/SN[0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z][0-9a-zA-Z] ");
+ v_softbank_serial_pattern1 = chxj_compile_for_preg_replace(p, "/SN[0-9a-zA-Z]+ ");
}
}
-static char*
+
+static char *
s_create_workfile_name(
- request_rec* r,
- mod_chxj_config* conf,
- const char* user_agent,
+ request_rec *r,
+ mod_chxj_config *conf,
+ const char *user_agent,
query_string_param_t *qsp)
{
- int ii;
- int jj;
- int len;
- char* w = apr_palloc(r->pool, 256);
- char* fname;
+ int ii;
+ int jj;
+ int len;
+ char *w = apr_palloc(r->pool, 256);
+ char *fname;
char *new_user_agent;
s_init_serial_pattern(r->server->process->pool);
fname = apr_psprintf(r->pool, "%s.%s.thumbnail", r->filename, new_user_agent);
DBG(r, "mode=thumbnail [%s]", fname);
break;
+
case IMG_CONV_MODE_WALLPAPER:
case IMG_CONV_MODE_EZGET:
fname = apr_psprintf(r->pool, "%s.%s.wallpaper", r->filename, new_user_agent);
DBG(r, "mode=WallPaper [%s]", fname);
break;
+
case IMG_CONV_MODE_NORMAL:
default:
int
chxj_trans_name(request_rec *r)
{
- const char *ccp;
- char *docroot;
- int len;
- apr_finfo_t st;
- apr_status_t rv;
+ const char *ccp;
+ char *docroot;
+ int len;
+ apr_finfo_t st;
+ apr_status_t rv;
mod_chxj_config *conf;
- int ii;
- char *ext[] = {
+ int ii;
+ char *ext[] = {
"jpg",
+ "JPG",
"jpeg",
+ "JPEG",
"png",
+ "PNG",
"bmp",
+ "BMP",
"gif",
- "qrc", /* QRCode½ÐÎÏÍÑ¥Õ¥¡¥¤¥ë¤Î³ÈÄ¥»Ò */
+ "GIF",
+ "qrc", /* QRCode出力用ファイルの拡張子 */
"",
};
- char *fname;
+ char *fname = NULL;
char *idx;
char *filename_sv;
int do_ext_check = TRUE;
if (r->server->path
- && *filename_sv == *r->server->path
- && strncmp(filename_sv, r->server->path, r->server->pathlen) == 0)
+ && *filename_sv == *r->server->path
+ && strncmp(filename_sv, r->server->path, r->server->pathlen) == 0)
filename_sv = apr_pstrcat(r->pool, docroot, (filename_sv + r->server->pathlen), NULL);
else
filename_sv = apr_pstrcat(r->pool, docroot, filename_sv, NULL);
DBG(r,"URI[%s]", filename_sv);
do_ext_check = TRUE;
- for (ii=0; ii<7-1; ii++) {
- char *pos = strrchr(filename_sv, '.');
+ for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
+ char* pos = strrchr(filename_sv, '.');
if (pos && pos++) {
if (strcasecmp(pos, ext[ii]) == 0) {
do_ext_check = FALSE;
}
if (do_ext_check) {
- for (ii=0; ii<7; ii++) {
+ for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
if (strlen(ext[ii]) == 0) {
fname = apr_psprintf(r->pool, "%s", filename_sv);
}
DBG(r,"NotFound [%s]", r->filename);
return DECLINED;
}
- for (ii=0; ii<7-1; ii++) {
- char *pos = strrchr(fname, '.');
+ for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
+ char* pos = strrchr(fname, '.');
if (pos && pos++) {
if (strcasecmp(pos, ext[ii]) == 0) {
next_ok = TRUE;
}
+
+static int
+s_chxj_trans_name2(request_rec *r)
+{
+ apr_finfo_t st;
+ apr_status_t rv;
+ mod_chxj_config *conf;
+ int ii;
+ char *ext[] = {
+ "jpg",
+ "JPG",
+ "jpeg",
+ "JPEG",
+ "png",
+ "PNG",
+ "bmp",
+ "BMP",
+ "gif",
+ "GIF",
+ "qrc", /* QRCode出力用ファイルの拡張子 */
+ "",
+ };
+ char *fname = NULL;
+ char *filename_sv;
+ int do_ext_check = TRUE;
+ int next_ok = FALSE;
+
+ DBG(r, "REQ[%X] start chxj_trans_name2()", (unsigned int)(apr_size_t)r);
+
+ conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
+
+ if (conf == NULL) {
+ DBG(r, "REQ[%X] end chxj_trans_name2() conf is null[%s]", (unsigned int)(apr_size_t)r, r->uri);
+ return DECLINED;
+ }
+
+ if (conf->image != CHXJ_IMG_ON) {
+ DBG(r, "REQ[%X] end chxj_trans_name2() ImageEngineOff", (unsigned int)(apr_size_t)r);
+ return DECLINED;
+ }
+
+
+ DBG(r,"Match URI[%s]", r->uri);
+
+ if (r->filename == NULL) {
+ DBG(r, "REQ[%X] end chxj_trans_name2() r->filename is null", (unsigned int)(apr_size_t)r);
+ return DECLINED;
+ }
+
+ filename_sv = r->filename;
+
+ DBG(r,"REQ[%x] r->filename[%s]", (unsigned int)(apr_size_t)r, filename_sv);
+
+ do_ext_check = TRUE;
+ for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
+ char* pos = strrchr(filename_sv, '.');
+ if (pos && pos++) {
+ if (strcasecmp(pos, ext[ii]) == 0) {
+ do_ext_check = FALSE;
+ fname = apr_psprintf(r->pool, "%s", filename_sv);
+ break;
+ }
+ }
+ }
+
+ if (do_ext_check) {
+ for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
+ if (strlen(ext[ii]) == 0) {
+ fname = apr_psprintf(r->pool, "%s", filename_sv);
+ }
+ else
+ fname = apr_psprintf(r->pool, "%s.%s", filename_sv, ext[ii]);
+
+ DBG(r,"search [%s]", fname);
+
+ rv = apr_stat(&st, fname, APR_FINFO_MIN, r->pool);
+ if (rv == APR_SUCCESS) {
+ if (st.filetype != APR_DIR)
+ break;
+ }
+
+ fname = NULL;
+ }
+ }
+ if (fname == NULL) {
+ DBG(r,"NotFound [%s]", r->filename);
+ return DECLINED;
+ }
+ for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
+ char* pos = strrchr(fname, '.');
+ if (pos && pos++) {
+ if (strcasecmp(pos, ext[ii]) == 0) {
+ next_ok = TRUE;
+ break;
+ }
+ }
+ }
+
+ if (! next_ok) {
+ DBG(r,"NotFound [%s]", r->filename);
+ return DECLINED;
+ }
+
+ if (r->handler == NULL || strcasecmp(r->handler, "chxj-qrcode") != 0) {
+ DBG(r,"Found [%s]", fname);
+
+ r->filename = apr_psprintf(r->pool, "%s", fname);
+
+ if (strcasecmp("qrc", ext[ii]) == 0)
+ r->handler = apr_psprintf(r->pool, "chxj-qrcode");
+ else
+ r->handler = apr_psprintf(r->pool, "chxj-picture");
+ }
+ DBG(r, "REQ[%X] end chxj_trans_name()", (unsigned int)(apr_size_t)r);
+ return OK;
+}
+
+
+
/**
* It converts it from QUERYSTRING.
*
return param;
}
+
+
+static char *
+s_add_comment_to_png(request_rec *r, char *data, apr_size_t *len)
+{
+ char *result = NULL;
+#define PNG_COPYRIGHT_KEY "Copyright"
+#define PNG_COPYRIGHT_VAL "kddi_copyright=on,copy=NO"
+#define PNG_SIG_AND_IHDR_SZ (33)
+ char *key = PNG_COPYRIGHT_KEY;
+ apr_size_t klen = sizeof(PNG_COPYRIGHT_KEY)-1;
+ char *val = PNG_COPYRIGHT_VAL;
+ apr_size_t vlen = sizeof(PNG_COPYRIGHT_VAL)-1;
+ apr_pool_t *pool;
+ apr_size_t total_tEXt_size;
+ apr_size_t tEXt_data_size;
+ apr_size_t pos;
+ apr_size_t ii;
+ char *buf;
+ char *valbuf;
+ uint32_t crc;
+ mod_chxj_config *conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
+
+ DBG(r, "REQ[%X] start s_add_comment_to_png()",(unsigned int)(apr_size_t)r);
+ if (conf->image_copyright) {
+ apr_pool_create(&pool, r->pool);
+
+ valbuf = apr_psprintf(pool, "%s,%s", val, conf->image_copyright);
+ vlen = strlen(valbuf);
+
+ /* total_size = length + "tEXt" + "Copyright" + '\0' + val + crc */
+ total_tEXt_size = 4 + 4 + klen + vlen + 1 + 4;
+ result = apr_palloc(pool, total_tEXt_size + *len);
+ if (!result) {
+ DBG(r, "REQ[%X] memory allocation error.", (unsigned int)(apr_size_t)r);
+ return NULL;
+ }
+ pos = PNG_SIG_AND_IHDR_SZ;
+ memcpy(result, data, pos); /* 33 = SIGNATURE + IHDR */
+ tEXt_data_size = klen + 1 + vlen;
+ result[pos + 0] = tEXt_data_size >> 24;
+ result[pos + 1] = tEXt_data_size >> 16;
+ result[pos + 2] = tEXt_data_size >> 8;
+ result[pos + 3] = tEXt_data_size;
+ pos += 4;
+ buf = apr_palloc(pool, 4 + klen + 1 + vlen);
+ memcpy(&buf[0], "tEXt", 4);
+ memcpy(&buf[4], key, klen);
+ buf[4+klen] = 0;
+ memcpy(&buf[4+klen+1], valbuf, vlen);
+
+
+ DBG(r, "REQ[%X] buf:[%s]", (unsigned int)(apr_size_t)r, buf);
+
+ crc = 0xffffffff;
+ for (ii = 0; ii < 4 + tEXt_data_size; ii++) {
+ crc = AU_CRC_TBL[(crc ^ buf[ii]) & 0xff] ^ (crc >> 8);
+ }
+ crc ^= 0xffffffff;
+ memcpy(&result[pos], buf, 4 + klen + 1 + vlen);
+ pos += (4 + klen + 1 + vlen);
+ result[pos + 0] = crc >> 24;
+ result[pos + 1] = crc >> 16;
+ result[pos + 2] = crc >> 8;
+ result[pos + 3] = crc;
+ pos += 4;
+ memcpy(&result[pos], &data[PNG_SIG_AND_IHDR_SZ] , *len - PNG_SIG_AND_IHDR_SZ);
+ *len = *len + total_tEXt_size;
+ DBG(r, "REQ[%X] writebyte:[%d]", (unsigned int)(apr_size_t)r, (unsigned int)*len);
+ }
+ else {
+ result = data;
+ }
+ DBG(r, "REQ[%X] end s_add_comment_to_png()",(unsigned int)(apr_size_t)r);
+#undef PNG_SIG_AND_IHDR_SZ
+#undef PNG_COPYRIGHT_KEY
+#undef PNG_COPYRIGHT_VAL
+ return result;
+}
/*
* vim:ts=2 et
*/