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initialize the codecs API in the codec loader, using the same method as used in the plugin loader

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19824 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andrew Mahone 2009-01-23 09:51:26 +00:00
parent 44f88585cb
commit 44554e6075
3 changed files with 16 additions and 15 deletions
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17
apps/codecs.h
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@ -75,12 +75,12 @@
#define CODEC_ENC_MAGIC 0x52454E43 /* RENC */
/* increase this every time the api struct changes */
#define CODEC_API_VERSION 29
#define CODEC_API_VERSION 30
/* update this to latest version if a change to the api struct breaks
backwards compatibility (and please take the opportunity to sort in any
new function which are "waiting" at the end of the function table) */
#define CODEC_MIN_API_VERSION 29
#define CODEC_MIN_API_VERSION 30
/* codec return codes */
enum codec_status {
@ -243,7 +243,8 @@ struct codec_header {
unsigned short api_version;
unsigned char *load_addr;
unsigned char *end_addr;
enum codec_status(*entry_point)(struct codec_api*);
enum codec_status(*entry_point)(void);
struct codec_api **api;
};
extern unsigned char codecbuf[];
@ -259,13 +260,13 @@ extern unsigned char plugin_end_addr[];
const struct codec_header __header \
__attribute__ ((section (".header")))= { \
CODEC_MAGIC, TARGET_ID, CODEC_API_VERSION, \
plugin_start_addr, plugin_end_addr, codec_start };
plugin_start_addr, plugin_end_addr, codec_start, &ci };
/* encoders */
#define CODEC_ENC_HEADER \
const struct codec_header __header \
__attribute__ ((section (".header")))= { \
CODEC_ENC_MAGIC, TARGET_ID, CODEC_API_VERSION, \
plugin_start_addr, plugin_end_addr, codec_start };
plugin_start_addr, plugin_end_addr, codec_start, &ci };
#else /* def SIMULATOR */
/* decoders */
@ -273,12 +274,12 @@ extern unsigned char plugin_end_addr[];
const struct codec_header __header \
__attribute__((visibility("default"))) = { \
CODEC_MAGIC, TARGET_ID, CODEC_API_VERSION, \
NULL, NULL, codec_start };
NULL, NULL, codec_start, &ci };
/* encoders */
#define CODEC_ENC_HEADER \
const struct codec_header __header = { \
CODEC_ENC_MAGIC, TARGET_ID, CODEC_API_VERSION, \
NULL, NULL, codec_start };
NULL, NULL, codec_start, &ci };
#endif /* SIMULATOR */
#endif /* CODEC */
@ -291,7 +292,7 @@ int codec_load_buf(unsigned int hid, struct codec_api *api);
int codec_load_file(const char* codec, struct codec_api *api);
/* defined by the codec */
enum codec_status codec_start(struct codec_api* rockbox);
enum codec_status codec_start(void);
enum codec_status codec_main(void);
#ifndef CACHE_FUNCTION_WRAPPERS