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binary language load support

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2388 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Stenberg 2002-09-24 12:39:33 +00:00
parent a4d9fe3954
commit 8d38c965dd
2 changed files with 105 additions and 0 deletions
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70
apps/language.c Normal file
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Daniel Stenberg
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <file.h>
#include "language.h"
#include "lang.h"
#include "debug.h"
static unsigned char language_buffer[MAX_LANGUAGE_SIZE];
void lang_load(char *filename)
{
int filesize;
int fd = open(filename, O_RDONLY);
if(fd == -1)
return;
filesize = read(fd, language_buffer, MAX_LANGUAGE_SIZE);
if(filesize != MAX_LANGUAGE_SIZE) {
if((language_buffer[0] == LANGUAGE_COOKIE) &&
(language_buffer[1] == LANGUAGE_VERSION)) {
unsigned char *ptr=&language_buffer[2];
int id;
filesize-=2;
while(filesize>3) {
id = (ptr[0]<<8) | ptr[1];
ptr+=2;
language_strings[id] = ptr;
while(*ptr) {
filesize--;
ptr++;
}
filesize-=3;
ptr++; /* pass the terminating newline */
}
}
else {
DEBUGF("Illegal language file\n");
}
}
else {
DEBUGF("Language %s too large: %d\n", filename, filesize);
}
close(fd);
}
/* -----------------------------------------------------------------
* local variables:
* eval: (load-file "../firmware/rockbox-mode.el")
* vim: et sw=4 ts=8 sts=4 tw=78
* end:
*/

35
apps/language.h Normal file
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Daniel Stenberg
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
/* size of the buffer used for loadable, translated strings */
#define MAX_LANGUAGE_SIZE 4096
/* both these must match the two initial bytes in the binary lang file */
#define LANGUAGE_COOKIE 0x1a
#define LANGUAGE_VERSION 0x01
/* load a given language file */
void lang_load(char *filename);
/* -----------------------------------------------------------------
* local variables:
* eval: (load-file "../firmware/rockbox-mode.el")
* vim: et sw=4 ts=8 sts=4 tw=78
* end:
*/