/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2002 Björn 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 "config.h" #include #include #include #include #include #include #include "debug.h" #include "button.h" #include "dir.h" #include "file.h" #include "kernel.h" #include "sprintf.h" #include "logf.h" #include "screens.h" #include "misc.h" #include "mas.h" #include "codecs.h" #include "lang.h" #include "keyboard.h" #include "mpeg.h" #include "buffer.h" #include "mp3_playback.h" #include "playback.h" #include "backlight.h" #include "ata.h" #include "talk.h" #include "mp3data.h" #include "powermgmt.h" #include "system.h" #include "sound.h" #include "splash.h" #include "general.h" #ifdef SIMULATOR #if CONFIG_CODEC == SWCODEC unsigned char codecbuf[CODEC_SIZE]; #endif void *sim_codec_load_ram(char* codecptr, int size, void* ptr2, int bufwrap, void **pd); void sim_codec_close(void *pd); #else #define sim_codec_close(x) extern unsigned char codecbuf[]; #endif extern void* plugin_get_audio_buffer(int *buffer_size); struct codec_api ci_voice; struct codec_api ci = { 0, /* filesize */ 0, /* curpos */ NULL, /* id3 */ NULL, /* taginfo_ready */ false, /* stop_codec */ 0, /* new_track */ 0, /* seek_time */ NULL, /* get_codec_memory */ NULL, /* pcmbuf_insert */ NULL, /* pcmbuf_insert_split */ NULL, /* set_elapsed */ NULL, /* read_filebuf */ NULL, /* request_buffer */ NULL, /* advance_buffer */ NULL, /* advance_buffer_loc */ NULL, /* seek_buffer */ NULL, /* seek_complete */ NULL, /* mp3_get_filepos */ NULL, /* request_next_track */ NULL, /* discard_codec */ NULL, /* set_offset */ NULL, /* configure */ gui_syncsplash, /* file */ (open_func)PREFIX(open), close, (read_func)read, PREFIX(lseek), (creat_func)PREFIX(creat), (write_func)write, PREFIX(remove), PREFIX(rename), PREFIX(ftruncate), PREFIX(fsync), fdprintf, read_line, settings_parseline, #ifndef SIMULATOR ata_sleep, #endif /* dir */ PREFIX(opendir), PREFIX(closedir), PREFIX(readdir), PREFIX(mkdir), /* kernel/ system */ PREFIX(sleep), yield, ¤t_tick, default_event_handler, default_event_handler_ex, create_thread_on_core, remove_thread, reset_poweroff_timer, #ifndef SIMULATOR system_memory_guard, &cpu_frequency, #ifdef HAVE_ADJUSTABLE_CPU_FREQ cpu_boost, #endif #endif /* strings and memory */ snprintf, strcpy, strncpy, strlen, strrchr, strcmp, strcasecmp, strncasecmp, memset, memcpy, memmove, _ctype_, atoi, strchr, strcat, memcmp, strcasestr, memchr, /* sound */ sound_set, #ifndef SIMULATOR mp3_play_data, mp3_play_pause, mp3_play_stop, mp3_is_playing, #endif /* playback control */ PREFIX(audio_play), audio_stop, audio_pause, audio_resume, audio_next, audio_prev, audio_ff_rewind, audio_next_track, playlist_amount, audio_status, audio_has_changed_track, audio_current_track, audio_flush_and_reload_tracks, audio_get_file_pos, /* misc */ srand, rand, (qsort_func)qsort, kbd_input, get_time, set_time, plugin_get_audio_buffer, round_value_to_list32, #if defined(DEBUG) || defined(SIMULATOR) debugf, #endif #ifdef ROCKBOX_HAS_LOGF logf, #endif &global_settings, mp3info, count_mp3_frames, create_xing_header, find_next_frame, battery_level, battery_level_safe, #ifdef RB_PROFILE profile_thread, profstop, profile_func_enter, profile_func_exit, #endif #if defined(HAVE_RECORDING) && !defined(SIMULATOR) false, enc_get_inputs, enc_set_parameters, enc_get_chunk, enc_finish_chunk, enc_pcm_buf_near_empty, enc_get_pcm_data, enc_unget_pcm_data #endif /* new stuff at the end, sort into place next time the API gets incompatible */ }; void codec_get_full_path(char *path, const char *codec_root_fn) { snprintf(path, MAX_PATH-1, CODECS_DIR "/%s." CODEC_EXTENSION, codec_root_fn); } int codec_load_ram(char* codecptr, int size, void* ptr2, int bufwrap, struct codec_api *api) { struct codec_header *hdr; int status; #ifndef SIMULATOR int copy_n; if ((char *)&codecbuf[0] != codecptr) { size = MIN(size, CODEC_SIZE); copy_n = MIN(size, bufwrap); memcpy(codecbuf, codecptr, copy_n); if (size - copy_n > 0) { memcpy(&codecbuf[copy_n], ptr2, size - copy_n); } api->discard_codec(); } hdr = (struct codec_header *)codecbuf; if (size <= (signed)sizeof(struct codec_header) || (hdr->magic != CODEC_MAGIC #ifdef HAVE_RECORDING && hdr->magic != CODEC_ENC_MAGIC #endif ) || hdr->target_id != TARGET_ID || hdr->load_addr != codecbuf || hdr->end_addr > codecbuf + CODEC_SIZE) { logf("codec header error"); return CODEC_ERROR; } #else /* SIMULATOR */ void *pd; hdr = sim_codec_load_ram(codecptr, size, ptr2, bufwrap, &pd); api->discard_codec(); if (pd == NULL) return CODEC_ERROR; if (hdr == NULL || hdr->magic != CODEC_MAGIC || hdr->target_id != TARGET_ID) { sim_codec_close(pd); return CODEC_ERROR; } #endif /* SIMULATOR */ if (hdr->api_version > CODEC_API_VERSION || hdr->api_version < CODEC_MIN_API_VERSION) { sim_codec_close(pd); return CODEC_ERROR; } invalidate_icache(); status = hdr->entry_point(api); sim_codec_close(pd); return status; } int codec_load_file(const char *plugin, struct codec_api *api) { char msgbuf[80]; char path[MAX_PATH]; int fd; int rc; codec_get_full_path(path, plugin); fd = open(path, O_RDONLY); if (fd < 0) { snprintf(msgbuf, sizeof(msgbuf)-1, "Couldn't load codec: %s", path); logf("Codec load error:%d", fd); gui_syncsplash(HZ*2, true, msgbuf); return fd; } rc = read(fd, &codecbuf[0], CODEC_SIZE); close(fd); if (rc <= 0) { logf("Codec read error"); return CODEC_ERROR; } return codec_load_ram(codecbuf, (size_t)rc, NULL, 0, api); }