a01996436d
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17147 a1c6a512-1295-4272-9138-f99709370657
91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 Daniel Stenberg
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <file.h>
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#if defined(SIMULATOR) && defined(__MINGW32__)
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extern int printf(const char *format, ...);
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#endif
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#include "language.h"
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#include "lang.h"
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#include "debug.h"
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#include "string.h"
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static unsigned char language_buffer[MAX_LANGUAGE_SIZE];
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void lang_init(void)
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{
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int i;
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unsigned char *ptr = (unsigned char *) language_builtin;
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for (i = 0; i < LANG_LAST_INDEX_IN_ARRAY; i++) {
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language_strings[i] = ptr;
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ptr += strlen((char *)ptr) + 1; /* advance pointer to next string */
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}
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}
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int lang_load(const char *filename)
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{
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int fsize;
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int fd = open(filename, O_RDONLY);
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int retcode=0;
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unsigned char lang_header[3];
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if(fd < 0)
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return 1;
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fsize = filesize(fd) - 2;
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if(fsize <= MAX_LANGUAGE_SIZE) {
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read(fd, lang_header, 3);
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if((lang_header[0] == LANGUAGE_COOKIE) &&
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(lang_header[1] == LANGUAGE_VERSION) &&
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(lang_header[2] == TARGET_ID)) {
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read(fd, language_buffer, MAX_LANGUAGE_SIZE);
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unsigned char *ptr = language_buffer;
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int id;
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lang_init(); /* initialize with builtin */
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while(fsize>3) {
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id = (ptr[0]<<8) | ptr[1]; /* get two-byte id */
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ptr+=2; /* pass the id */
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if(id < LANG_LAST_INDEX_IN_ARRAY) {
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#if 0
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printf("%2x New: %30s ", id, ptr);
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printf("Replaces: %s\n", language_strings[id]);
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#endif
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language_strings[id] = ptr; /* point to this string */
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}
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while(*ptr) { /* pass the string */
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fsize--;
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ptr++;
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}
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fsize-=3; /* the id and the terminating zero */
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ptr++; /* pass the terminating zero-byte */
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}
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}
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else {
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DEBUGF("Illegal language file\n");
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retcode = 2;
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}
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}
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else {
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DEBUGF("Language %s too large: %d\n", filename, fsize);
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retcode = 3;
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}
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close(fd);
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return retcode;
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}
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