2 * Copyright (C) 2005-2009 Atsushi Konno All rights reserved.
3 * Copyright (C) 2005 QSDN,Inc. All rights reserved.
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
20 #include "chxj_img_conv_format.h"
21 #include "chxj_specified_device.h"
22 #include "chxj_str_util.h"
23 #include "chxj_qr_code.h"
24 #include "chxj_apply_convrule.h"
25 #include "chxj_url_encode.h"
26 #include "qs_parse_string.h"
27 #include "chxj_preg_replace.h"
29 #include "http_core.h"
31 #include <wand/magick_wand.h>
34 #define EXIT_MAGICK_ERROR() \
36 char *description; ExceptionType severity; \
37 description=MagickGetException(magick_wand,&severity); \
38 ap_log_rerror(APLOG_MARK,APLOG_DEBUG, 0, r,"%s %s %d %s\n",__FILE__,(__func__),__LINE__,description); \
39 description=(char *) MagickRelinquishMemory(description); \
40 DestroyMagickWand(magick_wand); \
43 typedef enum img_conv_mode_t {
44 IMG_CONV_MODE_NORMAL = 0,
45 IMG_CONV_MODE_THUMBNAIL,
46 IMG_CONV_MODE_WALLPAPER,
50 /*----------------------------------------------------------------------------*/
51 /* User-Agent use flag */
52 /*----------------------------------------------------------------------------*/
53 typedef enum _ua_use_flag_t {
54 UA_USE=0, /* User-Agent is used. */
55 UA_IGN, /* User-Agent is disregarded. */
58 /*----------------------------------------------------------------------------*/
59 /* Request parameter maintenance structure */
60 /*----------------------------------------------------------------------------*/
61 typedef struct query_string_param_t query_string_param_t;
63 struct query_string_param_t {
66 ua_use_flag_t ua_flag;
68 char *name; /* for EZGET */
69 long offset; /* for EZGET */
70 long count; /* for EZGET */
75 /*----------------------------------------------------------------------------*/
76 /* Device_spec when User-Agent is disregarded */
77 /*----------------------------------------------------------------------------*/
78 static device_table v_ignore_spec = {
99 /*----------------------------------------------------------------------------*/
100 /* CRC calculation table for AU */
101 /*----------------------------------------------------------------------------*/
102 static unsigned short AU_CRC_TBL[256] = {
103 0x0000,0x1021,0x2042,0x3063,0x4084,0x50A5,0x60C6,0x70E7,
104 0x8108,0x9129,0xA14A,0xB16B,0xC18C,0xD1AD,0xE1CE,0xF1EF,
105 0x1231,0x0210,0x3273,0x2252,0x52B5,0x4294,0x72F7,0x62D6,
106 0x9339,0x8318,0xB37B,0xA35A,0xD3BD,0xC39C,0xF3FF,0xE3DE,
107 0x2462,0x3443,0x0420,0x1401,0x64E6,0x74C7,0x44A4,0x5485,
108 0xA56A,0xB54B,0x8528,0x9509,0xE5EE,0xF5CF,0xC5AC,0xD58D,
109 0x3653,0x2672,0x1611,0x0630,0x76D7,0x66F6,0x5695,0x46B4,
110 0xB75B,0xA77A,0x9719,0x8738,0xF7DF,0xE7FE,0xD79D,0xC7BC,
111 0x48C4,0x58E5,0x6886,0x78A7,0x0840,0x1861,0x2802,0x3823,
112 0xC9CC,0xD9ED,0xE98E,0xF9AF,0x8948,0x9969,0xA90A,0xB92B,
113 0x5AF5,0x4AD4,0x7AB7,0x6A96,0x1A71,0x0A50,0x3A33,0x2A12,
114 0xDBFD,0xCBDC,0xFBBF,0xEB9E,0x9B79,0x8B58,0xBB3B,0xAB1A,
115 0x6CA6,0x7C87,0x4CE4,0x5CC5,0x2C22,0x3C03,0x0C60,0x1C41,
116 0xEDAE,0xFD8F,0xCDEC,0xDDCD,0xAD2A,0xBD0B,0x8D68,0x9D49,
117 0x7E97,0x6EB6,0x5ED5,0x4EF4,0x3E13,0x2E32,0x1E51,0x0E70,
118 0xFF9F,0xEFBE,0xDFDD,0xCFFC,0xBF1B,0xAF3A,0x9F59,0x8F78,
119 0x9188,0x81A9,0xB1CA,0xA1EB,0xD10C,0xC12D,0xF14E,0xE16F,
120 0x1080,0x00A1,0x30C2,0x20E3,0x5004,0x4025,0x7046,0x6067,
121 0x83B9,0x9398,0xA3FB,0xB3DA,0xC33D,0xD31C,0xE37F,0xF35E,
122 0x02B1,0x1290,0x22F3,0x32D2,0x4235,0x5214,0x6277,0x7256,
123 0xB5EA,0xA5CB,0x95A8,0x8589,0xF56E,0xE54F,0xD52C,0xC50D,
124 0x34E2,0x24C3,0x14A0,0x0481,0x7466,0x6447,0x5424,0x4405,
125 0xA7DB,0xB7FA,0x8799,0x97B8,0xE75F,0xF77E,0xC71D,0xD73C,
126 0x26D3,0x36F2,0x0691,0x16B0,0x6657,0x7676,0x4615,0x5634,
127 0xD94C,0xC96D,0xF90E,0xE92F,0x99C8,0x89E9,0xB98A,0xA9AB,
128 0x5844,0x4865,0x7806,0x6827,0x18C0,0x08E1,0x3882,0x28A3,
129 0xCB7D,0xDB5C,0xEB3F,0xFB1E,0x8BF9,0x9BD8,0xABBB,0xBB9A,
130 0x4A75,0x5A54,0x6A37,0x7A16,0x0AF1,0x1AD0,0x2AB3,0x3A92,
131 0xFD2E,0xED0F,0xDD6C,0xCD4D,0xBDAA,0xAD8B,0x9DE8,0x8DC9,
132 0x7C26,0x6C07,0x5C64,0x4C45,0x3CA2,0x2C83,0x1CE0,0x0CC1,
133 0xEF1F,0xFF3E,0xCF5D,0xDF7C,0xAF9B,0xBFBA,0x8FD9,0x9FF8,
134 0x6E17,0x7E36,0x4E55,0x5E74,0x2E93,0x3EB2,0x0ED1,0x1EF0
137 /*----------------------------------------------------------------------------*/
138 /* Download page for AU */
139 /*----------------------------------------------------------------------------*/
140 static const char *HDML_FIRST_PAGE =
141 "<HDML VERSION=3.0 TTL=0 PUBLIC=TRUE>\r\n"
143 " <ACTION TYPE=ACCEPT TASK=GOSUB DEST=\"device:data/dnld?url=%s&name=%s%s&size=%ld&disposition=%s&title=%s\">\r\n"
147 static const char *HDML_SUCCESS_PAGE =
148 "<HDML VERSION=3.0 TTL=0 PUBLIC=TRUE>\r\n"
150 " <ACTION TYPE=ACCEPT TASK=RETURN>\r\n"
151 " \x83\x5f\x83\x45\x83\x93\x83\x8d\x81\x5b\x83\x68\x82\xc9\x90\xac\x8c\xf7\x82\xb5\x82\xdc\x82\xb5\x82\xbd\r\n"
155 static const char *HDML_FAIL_PAGE =
156 "<HDML VERSION=3.0 TTL=0 PUBLIC=TRUE>\r\n"
158 " <ACTION TYPE=ACCEPT TASK=RETURN>\r\n"
159 " \x83\x5f\x83\x45\x83\x93\x83\x8d\x81\x5b\x83\x68\x82\xc9\x8e\xb8\x94\x73\x82\xb5\x82\xdc\x82\xb5\x82\xbd\r\n"
163 static ap_regex_t *v_docomo_serial_pattern1 = NULL;
164 static ap_regex_t *v_docomo_serial_pattern2 = NULL;
165 static ap_regex_t *v_docomo_serial_pattern3 = NULL;
166 static ap_regex_t *v_softbank_serial_pattern1 = NULL;
168 /*----------------------------------------------------------------------------*/
169 /* Prototype declaration */
170 /*----------------------------------------------------------------------------*/
171 static char *s_create_workfile_name(request_rec *,
174 query_string_param_t *);
176 static apr_status_t s_create_cache_file(request_rec *r,
180 query_string_param_t *qsp,
181 mod_chxj_config *conf);
183 static apr_status_t s_send_cache_file(device_table *spec,
184 query_string_param_t *query_string,
186 const char *tmpfile);
188 static apr_status_t s_send_original_file(request_rec *r,
189 const char *originalfile);
191 static apr_status_t s_header_only_cache_file(device_table *spec,
192 query_string_param_t *query_string,
194 const char *tmpfile);
196 static query_string_param_t *s_get_query_string_param(request_rec *r);
198 static unsigned short s_add_crc(const char *writedata, apr_size_t witebyte);
200 static MagickWand *s_fixup_size(MagickWand *,
203 query_string_param_t *qsp);
205 static MagickWand *s_fixup_color(MagickWand *magick_wand,
208 img_conv_mode_t mode);
209 static MagickWand *s_fixup_depth(MagickWand* magick_wand,
210 request_rec* r, device_table* spec);
211 static MagickWand *s_img_down_sizing(MagickWand *magick_wand,
212 request_rec *r, device_table *spec);
214 static MagickWand *s_add_copyright(MagickWand *magick_wand,
218 static char *s_create_blob_data(request_rec *r,
220 query_string_param_t *qsp,
224 static int s_img_conv_format_from_file(request_rec *r,
225 mod_chxj_config *conf,
226 const char *user_agent,
227 query_string_param_t *qsp,
229 static int s_convert_to_jpeg(MagickWand *magick_wand, request_rec *r, device_table *spec);
230 static int s_convert_to_png(MagickWand *maigck_wand, request_rec *r, device_table *spec);
231 static int s_convert_to_gif(MagickWand *magick_wand, request_rec *r, device_table *spec);
232 static int s_convert_to_bmp(MagickWand *magick_wand, request_rec *r, device_table *spec);
233 static int s_chxj_trans_name2(request_rec *r);
234 static char *s_add_comment_to_png(request_rec *r, char *data, apr_size_t *len);
239 chxj_img_conv_format_handler(request_rec *r)
241 mod_chxj_config *conf;
242 query_string_param_t *qsp;
245 chxjconvrule_entry *entryp;
248 DBG(r, "REQ[%X] start chxj_img_conv_format_handler()", (unsigned int)(apr_size_t)r);
250 s_chxj_trans_name2(r);
253 (r->handler && !STRCASEEQ('c','C',"chxj-picture",r->handler) && !STRCASEEQ('c','C',"chxj-qrcode",r->handler))) {
254 DBG(r, "REQ[%X] Response Code:[%d]", (unsigned int)(apr_size_t)r, r->status);
255 DBG(r, "REQ[%X] end chxj_img_conv_format_handler() r->handler is[%s]", TO_ADDR(r), r->handler);
259 qsp = s_get_query_string_param(r);
260 conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
262 DBG(r, "REQ[%X] end chxj_img_conv_format_handler() conf is null",TO_ADDR(r));
266 if (STRCASEEQ('c','C',"chxj-qrcode",r->handler) && conf->image == CHXJ_IMG_OFF) {
267 DBG(r, "REQ[%X] end chxj_img_conv_format_handler() chxj-qrcode and ImageEngineOff", (unsigned int)(apr_size_t)r);
271 /*------------------------------------------------------------------------*/
272 /* get UserAgent from http header */
273 /*------------------------------------------------------------------------*/
274 /*--------------------------------------------------------------------------*/
275 /* User-Agent to spec */
276 /*--------------------------------------------------------------------------*/
277 if (qsp->user_agent) {
278 user_agent = apr_pstrdup(r->pool, qsp->user_agent);
281 entryp = chxj_apply_convrule(r, conf->convrules);
282 if (entryp && entryp->user_agent) {
283 user_agent = (char*)apr_table_get(r->headers_in, CHXJ_HTTP_USER_AGENT);
286 user_agent = (char*)apr_table_get(r->headers_in, HTTP_USER_AGENT);
292 if (qsp->ua_flag == UA_IGN)
293 spec = &v_ignore_spec;
295 spec = chxj_specified_device(r, user_agent);
297 DBG(r,"REQ[%X] found device_name=[%s]", (unsigned int)(apr_size_t)r, spec->device_name);
298 DBG(r,"REQ[%X] User-Agent=[%s]", (unsigned int)(apr_size_t)r, user_agent);
301 rtn = s_img_conv_format_from_file(r, conf, user_agent, qsp, spec);
302 DBG(r, "REQ[%X] end chxj_img_conv_format_handler()", (unsigned int)(apr_size_t)r);
309 * It converts it from ImageData corresponding to each model.
312 * @param src [i] It is former image binary data.
313 * @param len [i/o] It is length of former image binary data.
316 chxj_convert_image(request_rec *r, const char **src, apr_size_t *len)
318 mod_chxj_config *conf;
319 query_string_param_t *qsp;
324 chxjconvrule_entry *entryp;
326 DBG(r, "REQ[%X] start chxj_convert_image()",(unsigned int)(apr_size_t)r);
328 conv_check = (char*)apr_table_get(r->headers_in, "CHXJ_IMG_CONV");
330 DBG(r, "REQ[%X] end chxj_convert_image() already convert.", (unsigned int)(apr_size_t)r);
335 qsp = s_get_query_string_param(r);
336 conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
338 DBG(r, "REQ[%X] end chxj_convert_image()", (unsigned int)(apr_size_t)r);
342 /*--------------------------------------------------------------------------*/
343 /* User-Agent to spec */
344 /*--------------------------------------------------------------------------*/
345 if (qsp->user_agent) {
346 user_agent = apr_pstrdup(r->pool, qsp->user_agent);
349 entryp = chxj_apply_convrule(r, conf->convrules);
350 if (entryp && entryp->user_agent) {
351 user_agent = (char*)apr_table_get(r->headers_in, CHXJ_HTTP_USER_AGENT);
354 user_agent = (char*)apr_table_get(r->headers_in, HTTP_USER_AGENT);
358 if (qsp->ua_flag == UA_IGN)
359 spec = &v_ignore_spec;
361 spec = chxj_specified_device(r, user_agent);
363 DBG(r,"found device_name=[%s]", spec->device_name);
364 DBG(r, "User-Agent=[%s]", user_agent);
366 if (spec->width == 0 || spec->heigh == 0) {
367 DBG(r, "REQ[%X] end chxj_convert_image() not convert (width or height is 0)", (unsigned int)(apr_size_t)r);
371 dst = s_create_blob_data(r, spec, qsp, (char*)*src, len);
375 DBG(r, "REQ[%X] end chxj_convert_image()", (unsigned int)(apr_size_t)r);
382 s_img_conv_format_from_file(
384 mod_chxj_config *conf,
385 const char *user_agent,
386 query_string_param_t *qsp,
391 apr_finfo_t cache_st;
395 if (spec->html_spec_type == CHXJ_SPEC_UNKNOWN) {
397 * If ``ua'' parameter is specified, it must be CHXJ_SPEC_HTML.
399 return s_send_original_file(r, r->filename);
402 /*--------------------------------------------------------------------------*/
403 /* Create Workfile Name */
404 /*--------------------------------------------------------------------------*/
405 tmpfile = s_create_workfile_name(r, conf, user_agent, qsp);
406 DBG(r,"REQ[%X] workfile=[%s]", TO_ADDR(r), tmpfile);
408 rv = apr_stat(&st, r->filename, APR_FINFO_MIN, r->pool);
409 if (rv != APR_SUCCESS)
410 return HTTP_NOT_FOUND;
412 apr_table_setn(r->headers_in, "CHXJ_IMG_CONV", "done");
413 try_count = CACHE_RETRY_COUNT;
415 rv = apr_stat(&cache_st, tmpfile, APR_FINFO_MIN, r->pool);
417 if (rv != APR_SUCCESS || cache_st.ctime < st.mtime) {
418 /*------------------------------------------------------------------------*/
419 /* It tries to make the cash file when it doesn't exist or there is */
420 /* change time later since the making time of the cash file. */
421 /*------------------------------------------------------------------------*/
422 rv = s_create_cache_file(r,tmpfile, spec, &st, qsp, conf);
427 DBG(r,"REQ[%X] color=[%d]", TO_ADDR(r), spec->color);
428 if (! r->header_only) {
429 rv = s_send_cache_file(spec, qsp,r, tmpfile);
432 rv = s_header_only_cache_file(spec, qsp, r, tmpfile);
435 if (rv == HTTP_NOT_FOUND) {
436 DBG(r, "recheck wait... try_count[%d]", try_count);
437 apr_sleep(CACHE_RECHECK_WAIT);
439 } while (try_count--);
440 if (try_count <= 0) {
441 WRN(r, "cache retry failure....");
442 WRN(r, "cache file was deleted...");
445 DBG(r,"end chxj_img_conv_format");
452 s_create_cache_file(request_rec *r,
456 query_string_param_t *qsp,
457 mod_chxj_config *conf)
461 apr_size_t writebyte;
463 img_conv_mode_t mode = qsp->mode;
465 char *writedata = NULL;
466 char *readdata = NULL;
470 apr_finfo_t cache_dir_st;
472 MagickWand *magick_wand;
475 if (STRCASEEQ('c','C',"chxj-qrcode",r->handler)) {
476 /*------------------------------------------------------------------------*/
477 /* QRCODE用のファイルの場合 */
478 /*------------------------------------------------------------------------*/
484 memset(&doc, 0, sizeof(Doc));
485 memset(&qrcode, 0, sizeof(qr_code_t));
487 doc.parse_mode = PARSE_MODE_CHTML;
491 qs_init_malloc(&doc);
493 root = qs_parse_file(&doc, r->filename);
495 chxj_qrcode_node_to_qrcode(&qrcode, root);
497 qs_all_free(&doc,QX_LOGMARK);
499 sts = chxj_qrcode_create_image_data(&qrcode, &readdata, &readbyte);
501 ERR(r, "qrcode create failed.");
506 /*------------------------------------------------------------------------*/
508 /*------------------------------------------------------------------------*/
509 rv = apr_file_open(&fin,
511 APR_READ|APR_BINARY ,
514 if (rv != APR_SUCCESS) {
515 DBG(r,"file open failed.[%s]", r->filename);
516 return HTTP_NOT_FOUND;
519 readdata = apr_palloc(r->pool, st->size);
520 rv = apr_file_read_full(fin, (void*)readdata, st->size, &readbyte);
521 if (rv != APR_SUCCESS || readbyte != st->size) {
522 DBG(r,"REQ[%X] file read failed.[%s]", TO_ADDR(r), r->filename);
525 return HTTP_NOT_FOUND;
528 DBG(r,"REQ[%X] start img convert", TO_ADDR(r));
531 magick_wand = NewMagickWand();
532 if (MagickReadImageBlob(magick_wand,readdata, readbyte) == MagickFalse) {
534 return HTTP_NOT_FOUND;
537 /*------------------*/
538 /* for AnimationGIF */
539 /*------------------*/
540 img_count = MagickGetNumberImages(magick_wand);
541 DBG(r, "REQ[%X] img_count is [%d]", (unsigned int)(apr_size_t)r, img_count);
543 MagickSetImageIndex(magick_wand, 0);
544 MagickWand *magick_wand2 = MagickGetImage(magick_wand);
545 DestroyMagickWand(magick_wand);
546 magick_wand = magick_wand2;
549 if (MagickStripImage(magick_wand) == MagickFalse) {
550 ERR(r, "mod_chxj: strip image failure.");
552 return HTTP_NOT_FOUND;
555 if (spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
556 int oldw = MagickGetImageWidth(magick_wand);
557 int oldh = MagickGetImageHeight(magick_wand);
558 int done_fixup_size = 0;
559 if ((qsp->mode == IMG_CONV_MODE_WALLPAPER && spec->wp_width < oldw && spec->wp_heigh < oldh)
560 || (qsp->mode != IMG_CONV_MODE_WALLPAPER && spec->width < oldw && spec->heigh < oldh)) {
562 * The size of the image is changed.
564 DBG(r,"REQ[%X] call s_fixup_size()", TO_ADDR(r));
566 if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL)
567 return HTTP_NOT_FOUND;
572 * The colors of the image is changed.
574 DBG(r,"REQ[%X] call s_fixup_color()", TO_ADDR(r));
576 if ((magick_wand = s_fixup_color(magick_wand, r,spec, mode)) == NULL)
577 return HTTP_NOT_FOUND;
580 * DEPTH of the image is changed.
582 DBG(r,"REQ[%X] call s_fixup_depth()", TO_ADDR(r));
584 if ((magick_wand = s_fixup_depth(magick_wand, r, spec)) == NULL)
585 return HTTP_NOT_FOUND;
588 if (! done_fixup_size) {
590 * The size of the image is changed.
592 DBG(r,"REQ[%X] call s_fixup_size()", TO_ADDR(r));
593 if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL)
594 return HTTP_NOT_FOUND;
597 char *nowFormat = MagickGetImageFormat(magick_wand);
598 int fixFormatFlag = 0;
600 if (STRCASEEQ('g','G',"gif",nowFormat)) {
601 if (spec->available_gif) {
602 if (s_convert_to_gif(magick_wand, r, spec)) {
603 return HTTP_NOT_FOUND;
608 else if (STRCASEEQ('j','J',"jpg",nowFormat)||STRCASEEQ('j','J',"jpeg",nowFormat)) {
609 if (spec->available_jpeg) {
610 if (s_convert_to_jpeg(magick_wand, r, spec)) {
611 return HTTP_NOT_FOUND;
616 else if (STRCASEEQ('p','P',"png",nowFormat)) {
617 if (spec->available_png) {
618 if (s_convert_to_png(magick_wand, r, spec)) {
619 return HTTP_NOT_FOUND;
624 else if (STRCASEEQ('b','B',"bmp",nowFormat)) {
625 if (spec->available_bmp4 || spec->available_bmp2) {
626 if (s_convert_to_bmp(magick_wand, r, spec)) {
627 return HTTP_NOT_FOUND;
634 DBG(r,"REQ[%X] start convert and compression", TO_ADDR(r));
636 if (! fixFormatFlag) {
637 if (spec->available_jpeg) {
638 if (s_convert_to_jpeg(magick_wand, r, spec)) {
639 return HTTP_NOT_FOUND;
642 else if (spec->available_gif) {
643 if (s_convert_to_gif(magick_wand, r, spec)) {
644 return HTTP_NOT_FOUND;
647 else if (spec->available_png) {
648 if (s_convert_to_png(magick_wand, r, spec)) {
649 return HTTP_NOT_FOUND;
654 if (spec->available_bmp2 || spec->available_bmp4) {
655 if (s_convert_to_bmp(magick_wand, r, spec)) {
656 return HTTP_NOT_FOUND;
662 * Add Comment (Copyright and so on.)
664 DBG(r, "call s_add_copyright()");
666 if ((magick_wand = s_add_copyright(magick_wand, r, spec)) == NULL)
667 return HTTP_NOT_FOUND;
671 fmt = MagickGetImageFormat(magick_wand);
673 if (MagickSetImageFormat(magick_wand, "jpg") == MagickFalse) {
675 return HTTP_NOT_FOUND;
678 r->content_type = apr_psprintf(r->pool, "image/jpeg");
681 if (strcasecmp(fmt, "jpg") == 0) {
682 r->content_type = apr_psprintf(r->pool, "image/jpeg");
685 if (strcasecmp(fmt, "jpeg") == 0) {
686 r->content_type = apr_psprintf(r->pool, "image/jpeg");
689 if (strcasecmp(fmt, "gif") == 0) {
690 r->content_type = apr_psprintf(r->pool, "image/gif");
693 if (strcasecmp(fmt, "png") == 0) {
694 r->content_type = apr_psprintf(r->pool, "image/png");
700 sv_writedata = writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
703 DestroyMagickWand(magick_wand);
704 ERR(r,"convert failure to Jpeg [%s]", tmpfile);
706 return HTTP_INTERNAL_SERVER_ERROR;
708 writedata = apr_palloc(r->pool, writebyte);
709 memcpy(writedata, sv_writedata, writebyte);
711 DBG(r, "end convert and compression");
713 /* Added PNG Comment if type is image/png. */
714 if (r->content_type && strcmp(r->content_type, "image/png") == 0) {
715 if ((writedata = s_add_comment_to_png(r, writedata, &writebyte)) == NULL) {
716 DBG(r, "REQ[%X] Add comment to PNG failure.",(unsigned int)(apr_size_t)r);
717 DestroyMagickWand(magick_wand);
718 if (sv_writedata) free(sv_writedata);
719 return HTTP_INTERNAL_SERVER_ERROR;
724 rv = apr_stat(&cache_dir_st, conf->image_cache_dir, APR_FINFO_MIN, r->pool);
725 if (rv != APR_SUCCESS) {
726 DestroyMagickWand(magick_wand);
727 ERR(r,"dir stat error.[%s]", conf->image_cache_dir);
728 if (sv_writedata) free(sv_writedata);
729 return HTTP_INTERNAL_SERVER_ERROR;
733 /* delete candidate */
735 /* get dir files size */
737 unsigned long total_size = 0;
739 unsigned long max_size = (! conf->image_cache_limit) ? DEFAULT_IMAGE_CACHE_LIMIT : conf->image_cache_limit;
740 char *delete_file_name;
742 rv = apr_dir_open(&dir, conf->image_cache_dir, r->pool);
743 if (rv != APR_SUCCESS) {
744 DestroyMagickWand(magick_wand);
745 ERR(r,"dir open error.[%s]", conf->image_cache_dir);
746 if (sv_writedata) free(sv_writedata);
747 return HTTP_INTERNAL_SERVER_ERROR;
749 memset(&dcf, 0, sizeof(apr_finfo_t));
750 dcf.atime = (apr_time_t)LONG_LONG_MAX;
753 rv = apr_dir_read(&dirf, APR_FINFO_SIZE|APR_FINFO_NAME|APR_FINFO_DIRENT|APR_FINFO_ATIME , dir);
754 if (rv != APR_SUCCESS) {
757 if (dirf.name && strcmp(dirf.name, ".") != 0 && strcmp(dirf.name, "..") != 0) {
758 total_size += (unsigned long)dirf.size;
759 DBG(r, "dirf.name=[%s] dirf.size=[%ld] dirf.atime=[%lld]", dirf.name, (long)dirf.size, (long long int)dirf.atime);
760 if (dcf.atime >= dirf.atime) {
761 memcpy(&dcf, &dirf, sizeof(apr_finfo_t));
767 if (total_size + writebyte < max_size) {
768 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);
771 if (found_file == 0 && writebyte >= max_size) {
772 ERR(r, "==========================================");
773 ERR(r, "cache space is too small...");
774 ERR(r, "At least the same size as %luByte is necessary for me.", (unsigned long)writebyte);
775 ERR(r, "Please specify the ChxjImageCacheLimit that is larger than now value. ");
776 ERR(r, "==========================================");
777 if (sv_writedata) free(sv_writedata);
778 return HTTP_INTERNAL_SERVER_ERROR;
780 DBG(r, "Image Cache dir is full. total_size:[%lu] max_size:[%lu]", total_size + writebyte, max_size);
781 /* search delete candidate */
782 delete_file_name = apr_psprintf(r->pool, "%s/%s", conf->image_cache_dir, dcf.name);
783 DBG(r, "delete image cache target:[%s] atime:[%lld]", delete_file_name, (long long int)dcf.atime);
784 rv = apr_file_remove(delete_file_name, r->pool);
785 if (rv != APR_SUCCESS) {
786 ERR(r, "cache file delete failure.[%s]", delete_file_name);
787 if (sv_writedata) free(sv_writedata);
788 return HTTP_INTERNAL_SERVER_ERROR;
790 DBG(r, "deleted image cache target:[%s]", delete_file_name);
791 if (total_size + writebyte - dcf.size < max_size) {
792 DBG(r, "OK, there is an enough size in cache.");
798 rv = apr_file_open(&fout, tmpfile,
799 APR_WRITE| APR_CREATE | APR_BINARY | APR_SHARELOCK ,APR_OS_DEFAULT,
801 if (rv != APR_SUCCESS) {
802 DestroyMagickWand(magick_wand);
803 ERR(r,"file open error.[%s]", tmpfile);
804 if (sv_writedata) free(sv_writedata);
805 return HTTP_INTERNAL_SERVER_ERROR;
808 rv = apr_file_write(fout, (void*)writedata, &writebyte);
809 if (rv != APR_SUCCESS) {
810 DestroyMagickWand(magick_wand);
811 apr_file_close(fout);
812 if (sv_writedata) free(sv_writedata);
813 return HTTP_INTERNAL_SERVER_ERROR;
817 * CRC is added for AU for EzGET.
819 if (spec->html_spec_type == CHXJ_SPEC_XHtml_Mobile_1_0
820 || spec->html_spec_type == CHXJ_SPEC_Hdml ) {
822 crc = s_add_crc(writedata, writebyte);
824 rv = apr_file_putc((crc >> 8) & 0xff, fout);
825 if (rv != APR_SUCCESS) {
826 DestroyMagickWand(magick_wand);
827 if (sv_writedata) free(sv_writedata);
828 return HTTP_INTERNAL_SERVER_ERROR;
831 rv = apr_file_putc( crc & 0xff, fout);
832 if (rv != APR_SUCCESS) {
833 DestroyMagickWand(magick_wand);
834 if (sv_writedata) free(sv_writedata);
835 return HTTP_INTERNAL_SERVER_ERROR;
839 DestroyMagickWand(magick_wand);
840 if (sv_writedata) free(sv_writedata);
842 rv = apr_file_close(fout);
843 if (rv != APR_SUCCESS) {
844 DBG(r,"file write error.[%s]", tmpfile);
845 return HTTP_INTERNAL_SERVER_ERROR;
853 s_convert_to_jpeg(MagickWand *magick_wand, request_rec *r, device_table *spec)
855 if (MagickSetImageCompression(magick_wand,JPEGCompression) == MagickFalse) {
860 if (MagickSetImageFormat(magick_wand, "jpg") == MagickFalse) {
865 if (MagickStripImage(magick_wand) == MagickFalse) {
870 if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
873 r->content_type = apr_psprintf(r->pool, "image/jpeg");
874 ap_set_content_type(r, "image/jpeg");
875 DBG(r,"convert to jpg");
881 s_convert_to_png(MagickWand *magick_wand, request_rec *r, device_table *spec)
883 if (MagickSetImageCompression(magick_wand,ZipCompression) == MagickFalse) {
888 if (MagickSetImageFormat(magick_wand, "png") == MagickFalse) {
893 if (MagickStripImage(magick_wand) == MagickFalse) {
898 if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
901 r->content_type = apr_psprintf(r->pool, "image/png");
902 ap_set_content_type(r, "image/png");
903 DBG(r, "convert to png");
909 s_convert_to_gif(MagickWand *magick_wand, request_rec *r, device_table *spec)
911 if (MagickSetImageCompression(magick_wand,LZWCompression) == MagickFalse) {
916 if (MagickSetImageFormat(magick_wand, "gif") == MagickFalse) {
921 if (MagickStripImage(magick_wand) == MagickFalse) {
926 if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
929 r->content_type = apr_psprintf(r->pool, "image/gif");
930 ap_set_content_type(r, "image/gif");
932 DBG(r,"convert to gif");
938 s_convert_to_bmp(MagickWand *magick_wand, request_rec *r, device_table *spec)
940 if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
945 if (MagickSetImageFormat(magick_wand, "bmp") == MagickFalse) {
950 if (MagickStripImage(magick_wand) == MagickFalse) {
955 if ((magick_wand = s_img_down_sizing(magick_wand, r, spec)) == NULL)
958 r->content_type = apr_psprintf(r->pool, "image/bmp");
959 ap_set_content_type(r, "image/bmp");
961 DBG(r, "convert to bmp(unsupported)");
967 s_create_blob_data(request_rec *r,
969 query_string_param_t *qsp,
973 apr_size_t writebyte;
975 img_conv_mode_t mode = qsp->mode;
977 char *writedata = NULL;
979 MagickWand *magick_wand;
981 magick_wand = NewMagickWand();
983 if (MagickReadImageBlob(magick_wand,indata, *len) == MagickFalse) {
988 if (MagickStripImage(magick_wand) == MagickFalse) {
989 ERR(r, "mod_chxj: strip image failure.");
995 int oldw = MagickGetImageWidth(magick_wand);
996 int oldh = MagickGetImageHeight(magick_wand);
997 int done_fixup_size = 0;
998 if ((qsp->mode == IMG_CONV_MODE_WALLPAPER && spec->wp_width < oldw && spec->wp_heigh < oldh)
999 || (qsp->mode != IMG_CONV_MODE_WALLPAPER && spec->width < oldw && spec->heigh < oldh)) {
1001 * The size of the image is changed.
1003 DBG(r,"call s_fixup_size()");
1005 if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL) {
1006 EXIT_MAGICK_ERROR();
1010 done_fixup_size = 1;
1013 * The colors of the image is changed.
1015 DBG(r,"call s_fixup_color()");
1017 if ((magick_wand = s_fixup_color(magick_wand, r,spec, mode)) == NULL) {
1018 EXIT_MAGICK_ERROR();
1023 * DEPTH of the image is changed.
1025 DBG(r,"call s_fixup_depth()");
1027 if ((magick_wand = s_fixup_depth(magick_wand, r, spec)) == NULL) {
1028 EXIT_MAGICK_ERROR();
1033 if (! done_fixup_size) {
1035 * The size of the image is changed.
1037 DBG(r,"call s_fixup_size()");
1038 if ((magick_wand = s_fixup_size(magick_wand, r, spec, qsp)) == NULL) {
1039 EXIT_MAGICK_ERROR();
1045 char *nowFormat = MagickGetImageFormat(magick_wand);
1046 int fixFormatFlag = 0;
1048 if (STRCASEEQ('g','G',"gif",nowFormat)) {
1049 if (spec->available_gif) {
1050 if (s_convert_to_gif(magick_wand, r, spec)) {
1056 else if (STRCASEEQ('j','J',"jpg",nowFormat)||STRCASEEQ('j','J',"jpeg",nowFormat)) {
1057 if (spec->available_jpeg) {
1058 if (s_convert_to_jpeg(magick_wand, r, spec)) {
1064 else if (STRCASEEQ('p','P',"png",nowFormat)) {
1065 if (spec->available_png) {
1066 if (s_convert_to_png(magick_wand, r, spec)) {
1074 DBG(r,"start convert and compression");
1076 if (!fixFormatFlag) {
1077 if (spec->available_jpeg) {
1078 if (s_convert_to_jpeg(magick_wand, r, spec)) {
1082 else if (spec->available_png) {
1083 if (s_convert_to_png(magick_wand, r, spec)) {
1087 else if (spec->available_gif) {
1088 if (s_convert_to_gif(magick_wand, r, spec)) {
1092 else if (spec->available_bmp2 || spec->available_bmp4) {
1093 if (s_convert_to_bmp(magick_wand, r, spec)) {
1098 /*--------------------------------------------------------------------------*/
1099 /* Add Comment (Copyright and so on.) */
1100 /*--------------------------------------------------------------------------*/
1101 DBG(r,"call s_add_copyright()");
1103 if ((magick_wand = s_add_copyright(magick_wand, r, spec)) == NULL)
1106 writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
1109 DestroyMagickWand(magick_wand);
1110 DBG(r,"convert failure to Jpeg ");
1114 DBG(r,"end convert and compression");
1118 dst = apr_palloc(r->pool, writebyte+2);
1120 memcpy(dst, writedata, writebyte);
1121 /*--------------------------------------------------------------------------*/
1122 /* CRC is added for AU for EzGET. */
1123 /*--------------------------------------------------------------------------*/
1124 if (spec->html_spec_type == CHXJ_SPEC_XHtml_Mobile_1_0
1125 || spec->html_spec_type == CHXJ_SPEC_Hdml) {
1126 crc = s_add_crc(writedata, writebyte);
1127 dst[writebyte + 0] = (crc >> 8) & 0xff;
1128 dst[writebyte + 1] = (crc ) & 0xff;
1132 DestroyMagickWand(magick_wand);
1140 s_fixup_size(MagickWand *magick_wand,
1143 query_string_param_t *qsp)
1145 img_conv_mode_t mode = qsp->mode;
1153 oldw = MagickGetImageWidth(magick_wand);
1154 oldh = MagickGetImageHeight(magick_wand);
1156 DBG(r,"detect width=[%d]", oldw);
1157 DBG(r,"detect heigh=[%d]", oldh);
1162 DBG(r,"detect spec width=[%d]", spec->width);
1163 DBG(r,"detect spec heigh=[%d]", spec->heigh);
1165 c_width = spec->width;
1166 c_heigh = spec->heigh;
1169 case IMG_CONV_MODE_THUMBNAIL:
1171 DBG(r,"**** detect thumbnail mode ****");
1173 if (neww > c_width) {
1174 newh = (int)((double)newh * (double)((double)c_width / (double)neww));
1175 neww = (int)((double)neww * (double)((double)c_width / (double)neww));
1177 if (newh > c_heigh) {
1178 neww = (int)((double)neww * (double)((double)c_heigh / (double)newh));
1179 newh = (int)((double)newh * (double)((double)c_heigh / (double)newh));
1182 neww = (int)((double)(neww / 3) * 0.8);
1183 newh = (int)((double)(newh / 3) * 0.8);
1186 case IMG_CONV_MODE_WALLPAPER:
1187 case IMG_CONV_MODE_EZGET:
1189 DBG(r,"**** detect wallpaper mode ****");
1191 if (spec->wp_width && spec->wp_heigh) {
1192 c_width = spec->wp_width;
1193 c_heigh = spec->wp_heigh;
1196 DBG(r,"calc new width and height");
1198 neww = (int)((double)neww * (double)((double)c_heigh / (double)newh));
1199 newh = (int)((double)newh * (double)((double)c_heigh / (double)newh));
1201 DBG(r,"newh = [%d] neww = [%d]", newh, neww);
1206 DBG(r,"**** detect normal mode ****");
1208 if (qsp->ua_flag != UA_IGN && spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
1209 if (neww > c_width) {
1210 newh = (int)((double)newh * (double)((double)c_width / (double)neww));
1211 neww = (int)((double)neww * (double)((double)c_width / (double)neww));
1214 if (newh > c_heigh) {
1215 neww = (int)((double)neww * (double)((double)c_heigh / (double)newh));
1216 newh = (int)((double)newh * (double)((double)c_heigh / (double)newh));
1222 if (neww == 0) neww = 1;
1223 if (newh == 0) newh = 1;
1225 if (spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
1226 DBG(r,"convert width=[%d --> %d]", oldw, neww);
1227 DBG(r,"convert heigh=[%d --> %d]", oldh, newh);
1229 MagickResetIterator(magick_wand);
1231 while (MagickNextImage(magick_wand) != MagickFalse) {
1233 case IMG_CONV_MODE_WALLPAPER:
1234 case IMG_CONV_MODE_EZGET:
1236 if (MagickResizeImage(magick_wand,neww,newh,LanczosFilter,1.0) == MagickFalse) {
1237 EXIT_MAGICK_ERROR();
1241 if (MagickCropImage(magick_wand,
1242 (unsigned long)c_width,
1243 (unsigned long)c_heigh,
1244 (long)((neww - c_width) / 2),
1245 (long)((newh - c_heigh) / 2)) == MagickFalse) {
1246 EXIT_MAGICK_ERROR();
1251 case IMG_CONV_MODE_NORMAL:
1253 DBG(r,"convert width=[%d --> %d]", neww, qsp->width);
1257 DBG(r,"convert heigh=[%d --> %d]", newh, qsp->height);
1262 if (MagickResizeImage(magick_wand,neww,newh,LanczosFilter,1.0) == MagickFalse) {
1263 EXIT_MAGICK_ERROR();
1269 if (spec->html_spec_type != CHXJ_SPEC_UNKNOWN) {
1270 if (MagickSetImageUnits(magick_wand, PixelsPerInchResolution) == MagickFalse) {
1271 EXIT_MAGICK_ERROR();
1275 if (MagickSetImageResolution(magick_wand,
1276 (double)spec->dpi_width,
1277 (double)spec->dpi_heigh) == MagickFalse) {
1278 EXIT_MAGICK_ERROR();
1282 if (MagickSetImageDispose(magick_wand, BackgroundDispose) == MagickFalse) {
1283 EXIT_MAGICK_ERROR();
1294 s_fixup_color(MagickWand *magick_wand, request_rec *r, device_table *spec, img_conv_mode_t UNUSED(mode))
1296 DBG(r,"start chxj_fixup_clor()");
1298 if (spec->html_spec_type == CHXJ_SPEC_UNKNOWN) {
1299 DBG(r, "Pass s_fixup_color proc");
1303 unsigned long colors = MagickGetImageColors(magick_wand);
1304 DBG(r, "now color:[%ld] spec->color:[%ld]", colors, (unsigned long)spec->color);
1305 if (colors < (unsigned long)spec->color) {
1306 DBG(r, "Pass s_fixup_color proc. color:[%ld] spec->color:[%d]", colors, spec->color);
1310 if (spec->color >= 256) {
1312 DBG(r,"call MagickQuantizeImage() spec->color=[%d]",spec->color);
1314 if (MagickQuantizeImage(magick_wand,
1319 0) == MagickFalse) {
1320 EXIT_MAGICK_ERROR();
1324 DBG(r,"call end MagickQuantizeImage() spec->color=[%d]",spec->color);
1328 DBG(r,"call MagickQuantizeImage() spec->color=[%d]",spec->color);
1330 if (MagickQuantizeImage(magick_wand,
1335 0) == MagickFalse) {
1336 EXIT_MAGICK_ERROR();
1340 DBG(r,"call end MagickQuantizeImage() spec->color=[%d]",spec->color);
1344 DBG(r,"end chxj_fixup_clor()");
1352 s_fixup_depth(MagickWand *magick_wand, request_rec *r, device_table *spec)
1354 if (spec->html_spec_type == CHXJ_SPEC_UNKNOWN) {
1355 DBG(r, "Pass s_fixup_depth proc");
1359 if (spec->color == 15680000) {
1360 if (MagickSetImageDepth(magick_wand, 24) == MagickFalse) {
1361 EXIT_MAGICK_ERROR();
1366 if (spec->color == 262144) {
1367 if (MagickSetImageDepth(magick_wand, 18) == MagickFalse) {
1368 EXIT_MAGICK_ERROR();
1373 if (spec->color == 65536) {
1374 if (MagickSetImageDepth(magick_wand, 16) == MagickFalse) {
1375 EXIT_MAGICK_ERROR();
1380 if (spec->color == 4096) {
1381 if (MagickSetImageDepth(magick_wand, 12) == MagickFalse) {
1382 EXIT_MAGICK_ERROR();
1387 if (spec->color == 256) {
1388 if (MagickSetImageDepth(magick_wand, 8) == MagickFalse) {
1389 EXIT_MAGICK_ERROR();
1394 if (spec->color == 4) {
1395 if (MagickSetImageDepth(magick_wand, 2) == MagickFalse) {
1396 EXIT_MAGICK_ERROR();
1401 if (spec->color == 2) {
1402 if (MagickSetImageDepth(magick_wand, 1) == MagickFalse) {
1403 EXIT_MAGICK_ERROR();
1413 s_add_copyright(MagickWand *magick_wand, request_rec *r, device_table *spec)
1415 mod_chxj_config *conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
1417 if (spec->html_spec_type == CHXJ_SPEC_UNKNOWN) {
1418 DBG(r, "Pass add_copiright proc");
1422 if (conf->image_copyright) {
1424 DBG(r, "Add COPYRIGHT [%s]", conf->image_copyright);
1426 if (spec->html_spec_type == CHXJ_SPEC_Jhtml
1427 || spec->html_spec_type == CHXJ_SPEC_Jxhtml) {
1428 apr_table_setn(r->headers_out, "x-jphone-copyright", "no-transfer");
1429 if (MagickCommentImage(magick_wand,
1430 apr_psprintf(r->pool,
1432 conf->image_copyright)) == MagickFalse)
1436 if (spec->html_spec_type == CHXJ_SPEC_XHtml_Mobile_1_0
1437 || spec->html_spec_type == CHXJ_SPEC_Hdml) {
1438 if (MagickCommentImage(magick_wand,
1439 apr_psprintf(r->pool,
1440 "kddi_copyright=on,%s",
1441 conf->image_copyright)) == MagickFalse)
1445 if (MagickCommentImage(magick_wand,
1446 apr_psprintf(r->pool,
1448 conf->image_copyright)) == MagickFalse)
1453 if (MagickCommentImage(magick_wand, "mod_chxj") == MagickFalse)
1459 EXIT_MAGICK_ERROR();
1464 s_img_down_sizing(MagickWand *magick_wand, request_rec *r, device_table *spec)
1466 MagickBooleanType status;
1467 unsigned long quality = 70;
1468 apr_size_t writebyte = 0;
1470 apr_size_t prev_size = 0;
1471 int revers_flag = 0;
1475 writedata = (char *)MagickGetImageBlob(magick_wand, &writebyte);
1476 prev_size = writebyte;
1479 fmt = MagickGetImageFormat(magick_wand);
1481 if (STRCASEEQ('j','J',"jpg",fmt)) fmt_type = 1;
1482 if (STRCASEEQ('p','P',"png",fmt)) fmt_type = 2;
1483 if (STRCASEEQ('g','G',"gif",fmt)) fmt_type = 3;
1484 if (STRCASEEQ('b','B',"bmp",fmt)) fmt_type = 4;
1486 if (fmt_type == 1) {
1488 if (MagickSetImageCompressionQuality(magick_wand, quality) == MagickFalse) {
1489 EXIT_MAGICK_ERROR();
1493 writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
1494 if (writebyte >= prev_size || revers_flag) {
1495 DBG(r, "quality=[%ld] size=[%d]", (long)quality, (int)writebyte);
1498 if (quality > 100) {
1499 if (MagickSetImageCompression(magick_wand,NoCompression) == MagickFalse) {
1500 EXIT_MAGICK_ERROR();
1505 prev_size = writebyte;
1509 DBG(r, "quality=[%ld] size=[%d]", (long)quality, (int)writebyte);
1511 if (spec->cache == 0)
1514 if (writebyte <= (unsigned int)spec->cache)
1519 if (quality == 0 || quality > 100)
1528 && writebyte > (unsigned int)spec->cache) {
1529 unsigned long now_color = spec->color;
1530 unsigned long depth = 0;
1533 case 2: depth = 1; break;
1534 case 4: now_color = 2; depth = 1; break;
1535 case 8: now_color = 4; depth = 2; break;
1536 case 16: now_color = 8; depth = 3; break;
1537 case 256: now_color = 16; depth = 4; break;
1538 case 4096: now_color = 256; depth = 8; break;
1539 case 65536: now_color = 4096; depth = 12; break;
1540 case 262144: now_color = 65536; depth = 16; break;
1541 case 15680000: now_color = 262144; depth = 18; break;
1547 if (now_color <= 2) break;
1550 if (now_color >= 8) {
1551 status = MagickQuantizeImage(magick_wand,
1559 status = MagickQuantizeImage(magick_wand,
1565 MagickSetImageType(magick_wand, GrayscaleType);
1567 if (status == MagickFalse) {
1568 EXIT_MAGICK_ERROR();
1571 if (fmt_type != 2) {
1572 if (MagickSetImageDepth(magick_wand, depth) == MagickFalse) {
1573 EXIT_MAGICK_ERROR();
1577 writedata = (char*)MagickGetImageBlob(magick_wand, &writebyte);
1579 DBG(r,"now_color=[%ld] size=[%d]", (long)now_color, (int)writebyte);
1581 /* Once per request */
1584 while(now_color > 2);
1592 s_send_cache_file(device_table *spec, query_string_param_t *query_string, request_rec *r, const char *tmpfile)
1597 apr_size_t sendbyte;
1598 char *contentLength;
1599 mod_chxj_config *conf = ap_get_module_config(r->per_dir_config, &chxj_module);
1601 rv = apr_stat(&st, tmpfile, APR_FINFO_MIN, r->pool);
1602 if (rv != APR_SUCCESS)
1603 return HTTP_NOT_FOUND;
1605 DBG(r, "REQ[%X] mode:[%d]", TO_ADDR(r), query_string->mode);
1606 DBG(r, "REQ[%X] name:[%s]", TO_ADDR(r), query_string->name);
1607 DBG(r, "REQ[%X] offset:[%ld]", TO_ADDR(r), query_string->offset);
1608 DBG(r, "REQ[%X] count:[%ld]", TO_ADDR(r), query_string->count);
1610 if (query_string->mode != IMG_CONV_MODE_EZGET && query_string->name == NULL) {
1611 contentLength = apr_psprintf(r->pool, "%d", (int)st.size);
1612 apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
1614 DBG(r,"Content-Length:[%d]", (int)st.size);
1615 MagickWand *magick_wand = NewMagickWand();
1616 if (MagickReadImage(magick_wand,tmpfile) == MagickFalse) {
1617 EXIT_MAGICK_ERROR();
1618 return HTTP_NOT_FOUND;
1620 if (MagickStripImage(magick_wand) == MagickFalse) {
1621 ERR(r, "mod_chxj: strip image failure.");
1622 EXIT_MAGICK_ERROR();
1623 return HTTP_NOT_FOUND;
1625 char *nowFormat = MagickGetImageFormat(magick_wand);
1626 DestroyMagickWand(magick_wand);
1628 if (STRCASEEQ('j','J',"jpeg",nowFormat) || STRCASEEQ('j','J',"jpg",nowFormat)) {
1629 DBG(r, "detect cache file => jpg.");
1630 ap_set_content_type(r, "image/jpeg");
1632 else if (STRCASEEQ('p','P',"png", nowFormat)) {
1633 DBG(r, "detect cache file => png.");
1634 ap_set_content_type(r, "image/png");
1636 else if (STRCASEEQ('g','G',"gif", nowFormat)) {
1637 DBG(r, "detect cache file => gif.");
1638 ap_set_content_type(r, "image/gif");
1640 else if (STRCASEEQ('b','B',"bmp", nowFormat)) {
1641 DBG(r, "detect cache file => bmp.");
1642 ap_set_content_type(r, "image/bmp");
1645 ERR(r, "detect unknown file");
1646 return HTTP_NOT_FOUND;
1649 if (conf->image_copyright) {
1650 DBG(r, "REQ[%X] Add COPYRIGHT Header for SoftBank [%s]", TO_ADDR(r), conf->image_copyright);
1651 if (spec->html_spec_type == CHXJ_SPEC_Jhtml || spec->html_spec_type == CHXJ_SPEC_Jxhtml) {
1652 apr_table_setn(r->headers_out, "x-jphone-copyright", "no-transfer");
1655 rv = apr_file_open(&fout, tmpfile,
1656 APR_READ | APR_BINARY, APR_OS_DEFAULT, r->pool);
1657 if (rv != APR_SUCCESS) {
1658 DBG(r, "cache file open failed[%s]", tmpfile);
1659 return HTTP_NOT_FOUND;
1661 ap_send_fd(fout, r, 0, st.size, &sendbyte);
1662 apr_file_close(fout);
1664 DBG(r, "REQ[%X] send file data[%d]byte", TO_ADDR(r), (int)sendbyte);
1667 if (query_string->mode == IMG_CONV_MODE_EZGET) {
1668 char *name = apr_pstrdup(r->pool, basename(r->filename));
1669 name[strlen(name)-4] = 0;
1670 if (strcasecmp(r->content_type, "image/jpeg") == 0) {
1672 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1673 ap_rprintf(r, HDML_FIRST_PAGE, r->uri, name, ".jpg", (long)st.size, "devjaww", name);
1676 if (strcasecmp(r->content_type, "image/bmp") == 0) {
1677 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1678 ap_rprintf(r, HDML_FIRST_PAGE, r->uri, name, ".bmp", (long)st.size, "devabm", name);
1681 if (strcasecmp(r->content_type, "image/png") == 0) {
1682 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1683 ap_rprintf(r, HDML_FIRST_PAGE, r->uri, name, ".png", (long)st.size, "dev8aww", name);
1686 if (strcasecmp(r->content_type, "image/gif") == 0) {
1687 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1688 ap_rprintf(r, HDML_FIRST_PAGE, r->uri, name, ".gif", (long)st.size, "devgi0z", name);
1692 if (query_string->mode == IMG_CONV_MODE_WALLPAPER && query_string->name != NULL) {
1693 if (query_string->count == -1 && query_string->offset == -1) {
1694 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1695 ap_rprintf(r, HDML_SUCCESS_PAGE);
1699 if (query_string->count == -2 && query_string->offset == -1) {
1700 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1701 ap_rprintf(r, HDML_FAIL_PAGE);
1705 chxj_set_content_type(r, "application/x-up-download");
1706 contentLength = apr_psprintf(r->pool, "%ld", query_string->count);
1707 apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
1709 DBG(r, "Content-Length:[%d]", (int)st.size);
1711 rv = apr_file_open(&fout, tmpfile,
1712 APR_READ | APR_BINARY, APR_OS_DEFAULT, r->pool);
1714 if (rv != APR_SUCCESS) {
1715 DBG(r,"tmpfile open failed[%s]", tmpfile);
1716 return HTTP_NOT_FOUND;
1719 ap_send_fd(fout, r, query_string->offset, query_string->count, &sendbyte);
1720 apr_file_close(fout);
1722 DBG(r, "send file data[%d]byte", (int)sendbyte);
1731 s_send_original_file(request_rec *r, const char *originalfile)
1736 apr_size_t sendbyte = 0;
1738 rv = apr_stat(&st, originalfile, APR_FINFO_MIN, r->pool);
1739 if (rv != APR_SUCCESS)
1740 return HTTP_NOT_FOUND;
1742 rv = apr_file_open(&fout, originalfile,
1743 APR_READ | APR_BINARY, APR_OS_DEFAULT, r->pool);
1744 if (rv != APR_SUCCESS) {
1745 DBG(r, "originalfile open failed[%s]", originalfile);
1746 return HTTP_NOT_FOUND;
1749 ap_send_fd(fout, r, 0, st.size, &sendbyte);
1750 apr_file_close(fout);
1752 DBG(r, "send file data[%d]byte", (int)sendbyte);
1759 s_header_only_cache_file(device_table *spec, query_string_param_t *query_string, request_rec *r, const char *tmpfile)
1763 char *contentLength;
1764 mod_chxj_config *conf = ap_get_module_config(r->per_dir_config, &chxj_module);
1766 DBG(r, "REQ[%X] start s_header_only_cache_file()", TO_ADDR(r));
1768 rv = apr_stat(&st, tmpfile, APR_FINFO_MIN, r->pool);
1769 if (rv != APR_SUCCESS) {
1770 DBG(r, "REQ[%X] end s_header_only_cache_file()", TO_ADDR(r));
1771 return HTTP_NOT_FOUND;
1774 DBG(r, "REQ[%X] mode:[%d]", TO_ADDR(r), query_string->mode);
1775 DBG(r, "REQ[%X] name:[%s]", TO_ADDR(r), query_string->name);
1776 DBG(r, "REQ[%X] offset:[%ld]", TO_ADDR(r), query_string->offset);
1777 DBG(r, "REQ[%X] count:[%ld]", TO_ADDR(r), query_string->count);
1779 if (query_string->mode != IMG_CONV_MODE_EZGET && query_string->name == NULL) {
1780 contentLength = apr_psprintf(r->pool, "%d", (int)st.size);
1781 apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
1783 MagickWand *magick_wand = NewMagickWand();
1784 if (MagickReadImage(magick_wand,tmpfile) == MagickFalse) {
1785 EXIT_MAGICK_ERROR();
1786 return HTTP_NOT_FOUND;
1788 if (MagickStripImage(magick_wand) == MagickFalse) {
1789 ERR(r, "mod_chxj: strip image failure.");
1790 EXIT_MAGICK_ERROR();
1791 return HTTP_NOT_FOUND;
1793 char *nowFormat = MagickGetImageFormat(magick_wand);
1794 DestroyMagickWand(magick_wand);
1796 if (STRCASEEQ('j','J',"jpeg",nowFormat) || STRCASEEQ('j','J',"jpg",nowFormat)) {
1797 DBG(r, "detect cache file => jpg.");
1798 ap_set_content_type(r, "image/jpeg");
1800 else if (STRCASEEQ('p','P',"png", nowFormat)) {
1801 DBG(r, "detect cache file => png.");
1802 ap_set_content_type(r, "image/png");
1804 else if (STRCASEEQ('g','G',"gif", nowFormat)) {
1805 DBG(r, "detect cache file => gif.");
1806 ap_set_content_type(r, "image/gif");
1808 else if (STRCASEEQ('b','B',"bmp", nowFormat)) {
1809 DBG(r, "detect cache file => bmp.");
1810 ap_set_content_type(r, "image/bmp");
1813 ERR(r, "REQ[%X] detect unknown file", TO_ADDR(r));
1814 return HTTP_NOT_FOUND;
1818 DBG(r,"Content-Length:[%d]", (int)st.size);
1821 if (query_string->mode == IMG_CONV_MODE_EZGET) {
1822 char *name = apr_pstrdup(r->pool, basename(r->filename));
1823 name[strlen(name)-4] = 0;
1824 if (strcasecmp(r->content_type, "image/jpeg") == 0) {
1826 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1829 if (strcasecmp(r->content_type, "image/bmp") == 0) {
1830 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1833 if (strcasecmp(r->content_type, "image/png") == 0) {
1834 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1837 if (strcasecmp(r->content_type, "image/gif") == 0) {
1838 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1842 if (query_string->mode == IMG_CONV_MODE_WALLPAPER && query_string->name != NULL) {
1843 if (query_string->count == -1 && query_string->offset == -1) {
1844 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1847 if (query_string->count == -2 && query_string->offset == -1) {
1848 chxj_set_content_type(r, "text/x-hdml; charset=Shift_JIS");
1851 chxj_set_content_type(r, "application/x-up-download");
1852 contentLength = apr_psprintf(r->pool, "%ld", query_string->count);
1853 apr_table_setn(r->headers_out, "Content-Length", (const char*)contentLength);
1855 DBG(r, "REQ[%X] Content-Length:[%d]", TO_ADDR(r), (int)st.size);
1858 if (conf->image_copyright) {
1859 DBG(r, "REQ[%X] Add COPYRIGHT Header for SoftBank [%s]", TO_ADDR(r), conf->image_copyright);
1860 if (spec->html_spec_type == CHXJ_SPEC_Jhtml || spec->html_spec_type == CHXJ_SPEC_Jxhtml) {
1861 apr_table_setn(r->headers_out, "x-jphone-copyright", "no-transfer");
1865 DBG(r, "REQ[%X] end s_header_only_cache_file()", TO_ADDR(r));
1871 s_init_serial_pattern(apr_pool_t *p)
1873 if (!v_docomo_serial_pattern1) {
1874 v_docomo_serial_pattern1 = chxj_compile_for_preg_replace(p, "/ser[^;\\)]+");
1876 if (!v_docomo_serial_pattern2) {
1877 v_docomo_serial_pattern2 = chxj_compile_for_preg_replace(p, ";ser[^;\\)]+");
1879 if (!v_docomo_serial_pattern3) {
1880 v_docomo_serial_pattern3 = chxj_compile_for_preg_replace(p, ";icc[^;\\)]+");
1882 if (!v_softbank_serial_pattern1) {
1883 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] ");
1889 s_create_workfile_name(
1891 mod_chxj_config *conf,
1892 const char *user_agent,
1893 query_string_param_t *qsp)
1898 char *w = apr_palloc(r->pool, 256);
1900 char *new_user_agent;
1902 s_init_serial_pattern(r->server->process->pool);
1905 new_user_agent = chxj_preg_replace(r->pool, v_docomo_serial_pattern1, "", user_agent);
1906 new_user_agent = chxj_preg_replace(r->pool, v_docomo_serial_pattern2, "", new_user_agent);
1907 new_user_agent = chxj_preg_replace(r->pool, v_docomo_serial_pattern3, "", new_user_agent);
1910 new_user_agent = chxj_preg_replace(r->pool, v_softbank_serial_pattern1, " ", new_user_agent);
1912 DBG(r, "old user_agent:[%s] ==> new user_agent:[%s]", user_agent, new_user_agent);
1916 switch (qsp->mode) {
1917 case IMG_CONV_MODE_THUMBNAIL:
1918 fname = apr_psprintf(r->pool, "%s.%s.thumbnail", r->filename, new_user_agent);
1919 DBG(r, "mode=thumbnail [%s]", fname);
1922 case IMG_CONV_MODE_WALLPAPER:
1923 case IMG_CONV_MODE_EZGET:
1924 fname = apr_psprintf(r->pool, "%s.%s.wallpaper", r->filename, new_user_agent);
1925 DBG(r, "mode=WallPaper [%s]", fname);
1928 case IMG_CONV_MODE_NORMAL:
1931 fname = apr_psprintf(r->pool, "%s.%s", r->filename, new_user_agent);
1934 fname = apr_psprintf(r->pool, "%s.w%d", fname, qsp->width);
1937 fname = apr_psprintf(r->pool, "%s.h%d", fname, qsp->height);
1939 DBG(r,"mode=normal [%s]", fname);
1942 if (qsp->ua_flag == UA_IGN) {
1943 fname = apr_psprintf(r->pool, "%s.IGN", fname);
1946 len = strlen(fname);
1948 for (ii=0; ii<len; ii++) {
1949 if (fname[ii] == '/'
1953 || fname[ii] == ')') {
1957 w[jj++] = fname[ii];
1961 return apr_psprintf(r->pool, "%s/%s", conf->image_cache_dir,w);
1965 static unsigned short
1966 s_add_crc(const char *writedata, apr_size_t writebyte)
1968 unsigned short crc = 0xffff;
1972 for(ii=0;ii<writebyte;ii++) {
1974 crc = AU_CRC_TBL[(crc>>8^ch)&0xff]^(crc<<8);
1981 chxj_trans_name(request_rec *r)
1988 mod_chxj_config *conf;
2001 "qrc", /* QRCode出力用ファイルの拡張子 */
2007 int do_ext_check = TRUE;
2008 int next_ok = FALSE;
2010 DBG(r, "start chxj_trans_name()");
2012 conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
2015 DBG(r, "end chxj_trans_name() conf is null[%s]", r->uri);
2019 if (conf->image != CHXJ_IMG_ON) {
2020 DBG(r, "end chxj_trans_name() conf not found");
2025 DBG(r,"Match URI[%s]", r->uri);
2028 if (r->filename == NULL)
2029 r->filename = apr_pstrdup(r->pool, r->uri);
2032 if ((idx = strchr(r->filename, ':')) != NULL)
2033 filename_sv = idx+1;
2035 filename_sv = r->filename;
2037 DBG(r,"r->filename[%s]", filename_sv);
2039 ccp = ap_document_root(r);
2041 return HTTP_INTERNAL_SERVER_ERROR;
2043 docroot = apr_pstrdup(r->pool, ccp);
2044 len = strlen(docroot);
2046 if (docroot[len-1] == '/')
2047 docroot[len-1] = '\0';
2051 && *filename_sv == *r->server->path
2052 && strncmp(filename_sv, r->server->path, r->server->pathlen) == 0)
2053 filename_sv = apr_pstrcat(r->pool, docroot, (filename_sv + r->server->pathlen), NULL);
2055 filename_sv = apr_pstrcat(r->pool, docroot, filename_sv, NULL);
2057 DBG(r,"URI[%s]", filename_sv);
2059 do_ext_check = TRUE;
2060 for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
2061 char* pos = strrchr(filename_sv, '.');
2063 if (strcasecmp(pos, ext[ii]) == 0) {
2064 do_ext_check = FALSE;
2065 fname = apr_psprintf(r->pool, "%s", filename_sv);
2072 for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
2073 if (strlen(ext[ii]) == 0) {
2074 fname = apr_psprintf(r->pool, "%s", filename_sv);
2077 fname = apr_psprintf(r->pool, "%s.%s", filename_sv, ext[ii]);
2079 DBG(r,"search [%s]", fname);
2081 rv = apr_stat(&st, fname, APR_FINFO_MIN, r->pool);
2082 if (rv == APR_SUCCESS) {
2083 if (st.filetype != APR_DIR)
2090 if (fname == NULL) {
2091 DBG(r,"NotFound [%s]", r->filename);
2094 for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
2095 char* pos = strrchr(fname, '.');
2097 if (strcasecmp(pos, ext[ii]) == 0) {
2105 DBG(r,"NotFound [%s]", r->filename);
2109 if (r->handler == NULL || strcasecmp(r->handler, "chxj-qrcode") != 0) {
2110 DBG(r,"Found [%s]", fname);
2112 r->filename = apr_psprintf(r->pool, "%s", fname);
2114 if (strcasecmp("qrc", ext[ii]) == 0)
2115 r->handler = apr_psprintf(r->pool, "chxj-qrcode");
2117 r->handler = apr_psprintf(r->pool, "chxj-picture");
2119 DBG(r, "end chxj_trans_name()");
2126 s_chxj_trans_name2(request_rec *r)
2130 mod_chxj_config *conf;
2143 "qrc", /* QRCode出力用ファイルの拡張子 */
2148 int do_ext_check = TRUE;
2149 int next_ok = FALSE;
2151 DBG(r, "REQ[%X] start chxj_trans_name2()", (unsigned int)(apr_size_t)r);
2153 conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
2156 DBG(r, "REQ[%X] end chxj_trans_name2() conf is null[%s]", (unsigned int)(apr_size_t)r, r->uri);
2160 if (conf->image != CHXJ_IMG_ON) {
2161 DBG(r, "REQ[%X] end chxj_trans_name2() ImageEngineOff", (unsigned int)(apr_size_t)r);
2166 DBG(r,"Match URI[%s]", r->uri);
2168 if (r->filename == NULL) {
2169 DBG(r, "REQ[%X] end chxj_trans_name2() r->filename is null", (unsigned int)(apr_size_t)r);
2173 filename_sv = r->filename;
2175 DBG(r,"REQ[%x] r->filename[%s]", (unsigned int)(apr_size_t)r, filename_sv);
2177 do_ext_check = TRUE;
2178 for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
2179 char* pos = strrchr(filename_sv, '.');
2181 if (strcasecmp(pos, ext[ii]) == 0) {
2182 do_ext_check = FALSE;
2183 fname = apr_psprintf(r->pool, "%s", filename_sv);
2190 for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
2191 if (strlen(ext[ii]) == 0) {
2192 fname = apr_psprintf(r->pool, "%s", filename_sv);
2195 fname = apr_psprintf(r->pool, "%s.%s", filename_sv, ext[ii]);
2197 DBG(r,"search [%s]", fname);
2199 rv = apr_stat(&st, fname, APR_FINFO_MIN, r->pool);
2200 if (rv == APR_SUCCESS) {
2201 if (st.filetype != APR_DIR)
2208 if (fname == NULL) {
2209 DBG(r,"NotFound [%s]", r->filename);
2212 for (ii=0; ii<(int)(sizeof(ext)/sizeof(ext[0])); ii++) {
2213 char* pos = strrchr(fname, '.');
2215 if (strcasecmp(pos, ext[ii]) == 0) {
2223 DBG(r,"NotFound [%s]", r->filename);
2227 if (r->handler == NULL || strcasecmp(r->handler, "chxj-qrcode") != 0) {
2228 DBG(r,"Found [%s]", fname);
2230 r->filename = apr_psprintf(r->pool, "%s", fname);
2232 if (strcasecmp("qrc", ext[ii]) == 0)
2233 r->handler = apr_psprintf(r->pool, "chxj-qrcode");
2235 r->handler = apr_psprintf(r->pool, "chxj-picture");
2237 DBG(r, "REQ[%X] end chxj_trans_name()", (unsigned int)(apr_size_t)r);
2244 * It converts it from QUERYSTRING.
2248 static query_string_param_t *
2249 s_get_query_string_param(request_rec *r)
2257 query_string_param_t *param;
2259 s = apr_pstrdup(r->pool, r->parsed_uri.query);
2260 param = apr_palloc(r->pool, sizeof(query_string_param_t));
2261 param->mode = IMG_CONV_MODE_NORMAL;
2262 param->user_agent = NULL;
2263 param->ua_flag = UA_USE;
2270 if (s == NULL) return param;
2273 if ((pair = apr_strtok(s, "&", &pstate)) == NULL) break;
2276 name = apr_strtok(pair, "=", &vstate);
2277 value = apr_strtok(NULL, "=", &vstate);
2282 if (value && (strcasecmp(name, "mode") == 0 || strcasecmp(name, "m") == 0)) {
2287 if (strcasecmp(value, "thumbnail") == 0 || strcasecmp(value, "tb") == 0)
2288 param->mode = IMG_CONV_MODE_THUMBNAIL;
2293 if (strcasecmp(value, "WP") == 0 || strcasecmp(value, "WallPaper") == 0)
2294 param->mode = IMG_CONV_MODE_WALLPAPER;
2299 if (strcasecmp(value, "EZGET") == 0)
2300 param->mode = IMG_CONV_MODE_EZGET;
2310 if (value && (strcasecmp(name, "ua") == 0 || strcasecmp(name, "user-agent") == 0)) {
2311 ap_unescape_url(value);
2313 if ((*value == 'i' || *value == 'I') && strcasecmp(value, "IGN") == 0)
2314 param->ua_flag = UA_IGN;
2316 param->user_agent = apr_pstrdup(r->pool, value);
2322 if (value && strcasecmp(name, "name") == 0)
2323 param->name = apr_pstrdup(r->pool, value);
2328 if (value && strcasecmp(name, "offset") == 0 && (! chxj_chk_numeric(value)))
2329 param->offset = chxj_atoi(value);
2335 if (value && strcasecmp(name, "count") == 0 && (! chxj_chk_numeric(value)))
2336 param->count = chxj_atoi(value);
2341 if (value && strcasecmp(name, "w") == 0 && (! chxj_chk_numeric(value)))
2342 param->width = chxj_atoi(value);
2347 if (value && strcasecmp(name, "h") == 0 && (! chxj_chk_numeric(value)))
2348 param->height = chxj_atoi(value);
2356 if (param->mode == IMG_CONV_MODE_NORMAL && param->name)
2357 param->mode = IMG_CONV_MODE_WALLPAPER;
2364 s_add_comment_to_png(request_rec *r, char *data, apr_size_t *len)
2366 char *result = NULL;
2367 #define PNG_COPYRIGHT_KEY "Copyright"
2368 #define PNG_COPYRIGHT_VAL "kddi_copyright=on,copy=NO"
2369 #define PNG_SIG_AND_IHDR_SZ (33)
2370 char *key = PNG_COPYRIGHT_KEY;
2371 apr_size_t klen = sizeof(PNG_COPYRIGHT_KEY)-1;
2372 char *val = PNG_COPYRIGHT_VAL;
2373 apr_size_t vlen = sizeof(PNG_COPYRIGHT_VAL)-1;
2375 apr_size_t total_tEXt_size;
2376 apr_size_t tEXt_data_size;
2382 mod_chxj_config *conf = chxj_get_module_config(r->per_dir_config, &chxj_module);
2384 DBG(r, "REQ[%X] start s_add_comment_to_png()",(unsigned int)(apr_size_t)r);
2385 if (conf->image_copyright) {
2386 apr_pool_create(&pool, r->pool);
2388 valbuf = apr_psprintf(pool, "%s,%s", val, conf->image_copyright);
2389 vlen = strlen(valbuf);
2391 /* total_size = length + "tEXt" + "Copyright" + '\0' + val + crc */
2392 total_tEXt_size = 4 + 4 + klen + vlen + 1 + 4;
2393 result = apr_palloc(pool, total_tEXt_size + *len);
2395 DBG(r, "REQ[%X] memory allocation error.", (unsigned int)(apr_size_t)r);
2398 pos = PNG_SIG_AND_IHDR_SZ;
2399 memcpy(result, data, pos); /* 33 = SIGNATURE + IHDR */
2400 tEXt_data_size = klen + 1 + vlen;
2401 result[pos + 0] = tEXt_data_size >> 24;
2402 result[pos + 1] = tEXt_data_size >> 16;
2403 result[pos + 2] = tEXt_data_size >> 8;
2404 result[pos + 3] = tEXt_data_size;
2406 buf = apr_palloc(pool, 4 + klen + 1 + vlen);
2407 memcpy(&buf[0], "tEXt", 4);
2408 memcpy(&buf[4], key, klen);
2410 memcpy(&buf[4+klen+1], valbuf, vlen);
2413 DBG(r, "REQ[%X] buf:[%s]", (unsigned int)(apr_size_t)r, buf);
2416 for (ii = 0; ii < 4 + tEXt_data_size; ii++) {
2417 crc = AU_CRC_TBL[(crc ^ buf[ii]) & 0xff] ^ (crc >> 8);
2420 memcpy(&result[pos], buf, 4 + klen + 1 + vlen);
2421 pos += (4 + klen + 1 + vlen);
2422 result[pos + 0] = crc >> 24;
2423 result[pos + 1] = crc >> 16;
2424 result[pos + 2] = crc >> 8;
2425 result[pos + 3] = crc;
2427 memcpy(&result[pos], &data[PNG_SIG_AND_IHDR_SZ] , *len - PNG_SIG_AND_IHDR_SZ);
2428 *len = *len + total_tEXt_size;
2429 DBG(r, "REQ[%X] writebyte:[%d]", (unsigned int)(apr_size_t)r, *len);
2434 DBG(r, "REQ[%X] end s_add_comment_to_png()",(unsigned int)(apr_size_t)r);
2435 #undef PNG_SIG_AND_IHDR_SZ
2436 #undef PNG_COPYRIGHT_KEY
2437 #undef PNG_COPYRIGHT_VAL