#include <stdio.h>\r
#include <stdlib.h>\r
#include <sys/time.h>\r
+#include <sys/stat.h>\r
+#include <sys/types.h>\r
#include <linux/limits.h>\r
#include <ctype.h>\r
#include <unistd.h>\r
#include "asmutils.h"\r
#include "cpuctrl.h"\r
\r
-#include "Pico/PicoInt.h"\r
-#include "zlib/zlib.h"\r
+#include <Pico/PicoInt.h>\r
+#include <Pico/Patch.h>\r
+#include <zlib/zlib.h>\r
\r
\r
#ifdef BENCHMARK\r
\r
extern int crashed_940;\r
\r
+static short sndBuffer[2*44100/50];\r
static char noticeMsg[64]; // notice msg to draw\r
static struct timeval noticeMsgTime = { 0, 0 }; // when started showing\r
static int reset_timing, osd_fps_x;\r
\r
/* checks if romFileName points to valid MegaCD image\r
* if so, checks for suitable BIOS */\r
-static int cd_check(char *ext, char **bios_file)\r
+static int cd_check(char **bios_file)\r
{\r
unsigned char buf[32];\r
- FILE *cd_f;\r
+ pm_file *cd_f;\r
int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe\r
\r
- cd_f = fopen(romFileName, "rb");\r
+ cd_f = pm_open(romFileName);\r
if (!cd_f) return 0; // let the upper level handle this\r
\r
- if (fread(buf, 1, 32, cd_f) != 32) {\r
- fclose(cd_f);\r
+ if (pm_read(buf, 32, cd_f) != 32) {\r
+ pm_close(cd_f);\r
return 0;\r
}\r
\r
if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1; // Sega CD (ISO)\r
if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2; // Sega CD (BIN)\r
if (type == 0) {\r
- fclose(cd_f);\r
+ pm_close(cd_f);\r
return 0;\r
}\r
\r
/* it seems we have a CD image here. Try to detect region and load a suitable BIOS now.. */\r
- fseek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);\r
- fread(buf, 1, 1, cd_f);\r
- fclose(cd_f);\r
+ pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);\r
+ pm_read(buf, 1, cd_f);\r
+ pm_close(cd_f);\r
\r
- if (buf[0] == 0x64) region = 4; // EU\r
+ if (buf[0] == 0x64) region = 8; // EU\r
if (buf[0] == 0xa1) region = 1; // JAP\r
\r
printf("detected %s Sega/Mega CD image with %s region\n",\r
unsigned int rom_size = 0;\r
char *used_rom_name = romFileName;\r
char ext[5];\r
- FILE *rom;\r
+ pm_file *rom;\r
int ret, cd_state;\r
\r
printf("emu_ReloadRom(%s)\n", romFileName);\r
return 0;\r
}\r
\r
+ PicoPatchUnload();\r
+\r
// check for movie file\r
if(movie_data) {\r
free(movie_data);\r
}\r
get_ext(romFileName, ext);\r
}\r
+ else if (!strcmp(ext, ".pat")) {\r
+ int dummy;\r
+ PicoPatchLoad(romFileName);\r
+ dummy = try_rfn_cut() || try_rfn_cut();\r
+ if (!dummy) {\r
+ sprintf(menuErrorMsg, "Could't find a ROM to patch.");\r
+ return 0;\r
+ }\r
+ get_ext(romFileName, ext);\r
+ }\r
\r
// check for MegaCD image\r
- cd_state = cd_check(ext, &used_rom_name);\r
+ cd_state = cd_check(&used_rom_name);\r
if (cd_state > 0) {\r
PicoMCD |= 1;\r
get_ext(used_rom_name, ext);\r
// bios_help() ?\r
return 0;\r
} else {\r
+ if (PicoMCD & 1) PicoExitMCD();\r
PicoMCD &= ~1;\r
}\r
\r
- rom = fopen(used_rom_name, "rb");\r
+ rom = pm_open(used_rom_name);\r
if(!rom) {\r
sprintf(menuErrorMsg, "Failed to open rom.");\r
return 0;\r
rom_size = 0;\r
}\r
\r
- // zipfile support\r
- if(!strcasecmp(ext, ".zip")) {\r
- fclose(rom);\r
- ret = CartLoadZip(used_rom_name, &rom_data, &rom_size);\r
- if(ret) {\r
- if (ret == 4) strcpy(menuErrorMsg, "No ROMs found in zip.");\r
- else sprintf(menuErrorMsg, "Unzip failed with code %i", ret);\r
- printf("%s\n", menuErrorMsg);\r
- return 0;\r
- }\r
- } else {\r
- if( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r
- sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r
- printf("%s\n", menuErrorMsg);\r
- fclose(rom);\r
- return 0;\r
- }\r
- fclose(rom);\r
+ if( (ret = PicoCartLoad(rom, &rom_data, &rom_size)) ) {\r
+ sprintf(menuErrorMsg, "PicoCartLoad() failed.");\r
+ printf("%s\n", menuErrorMsg);\r
+ pm_close(rom);\r
+ return 0;\r
}\r
+ pm_close(rom);\r
\r
// detect wrong files (Pico crashes on very small files), also see if ROM EP is good\r
if(rom_size <= 0x200 || strncmp((char *)rom_data, "Pico", 4) == 0 ||\r
strncpy(currentConfig.lastRomFile, romFileName, sizeof(currentConfig.lastRomFile)-1);\r
currentConfig.lastRomFile[sizeof(currentConfig.lastRomFile)-1] = 0;\r
\r
+ if (PicoPatches) {\r
+ PicoPatchPrepare();\r
+ PicoPatchApply();\r
+ }\r
+\r
// additional movie stuff\r
if(movie_data) {\r
if(movie_data[0x14] == '6')\r
}\r
}\r
gettimeofday(¬iceMsgTime, 0);\r
-printf("PicoMCD: %x\n", PicoMCD);\r
+\r
// load SRAM for this ROM\r
if(currentConfig.EmuOpt & 1)\r
emu_SaveLoadGame(1, 1);\r
}\r
\r
\r
+static void emu_msg_cb(const char *msg);\r
+\r
void emu_Init(void)\r
{\r
// make temp buffer for alt renderer\r
printf("framebuff == 0\n");\r
}\r
\r
+ // make dirs for saves, cfgs, etc.\r
+ mkdir("mds", 0777);\r
+ mkdir("srm", 0777);\r
+ mkdir("brm", 0777);\r
+ mkdir("cfg", 0777);\r
+\r
PicoInit();\r
+ PicoMessage = emu_msg_cb;\r
\r
// logf = fopen("log.txt", "w");\r
}\r
\r
\r
-static void romfname_ext(char *dst, char *ext)\r
+static void romfname_ext(char *dst, const char *prefix, const char *ext)\r
{\r
char *p;\r
+ int prefix_len = 0;\r
\r
// make save filename\r
for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r
- strncpy(dst, p, 511);\r
+ *dst = 0;\r
+ if (prefix) {\r
+ strcpy(dst, prefix);\r
+ prefix_len = strlen(prefix);\r
+ }\r
+ strncpy(dst + prefix_len, p, 511-prefix_len);\r
dst[511-8] = 0;\r
- if(dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r
- strcat(dst, ext);\r
+ if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r
+ if (ext) strcat(dst, ext);\r
}\r
\r
\r
// set default config\r
memset(¤tConfig, 0, sizeof(currentConfig));\r
currentConfig.lastRomFile[0] = 0;\r
- currentConfig.EmuOpt = 0x1f;\r
- currentConfig.PicoOpt = 0x0f;\r
- currentConfig.PsndRate = 22050;\r
+ currentConfig.EmuOpt = 0x1f | 0x400; // | cd_leds\r
+ currentConfig.PicoOpt = 0x0f | 0xe00; // | use_940 | cd_pcm | cd_cdda\r
+ currentConfig.PsndRate = 22050; // 44100;\r
currentConfig.PicoRegion = 0; // auto\r
+ currentConfig.PicoAutoRgnOrder = 0x184; // US, EU, JP\r
currentConfig.Frameskip = -1; // auto\r
currentConfig.CPUclock = 200;\r
currentConfig.volume = 50;\r
currentConfig.KeyBinds[23] = 1<<29; // vol up\r
currentConfig.KeyBinds[22] = 1<<30; // vol down\r
currentConfig.gamma = 100;\r
+ currentConfig.PicoCDBuffers = 64;\r
strncpy(cfg, PicoConfigFile, 511);\r
cfg[511] = 0;\r
} else {\r
- romfname_ext(cfg, ".pbcfg");\r
+ romfname_ext(cfg, "cfg/", ".pbcfg");\r
+ f = fopen(cfg, "rb");\r
+ if (!f) romfname_ext(cfg, NULL, ".pbcfg");\r
+ else fclose(f);\r
}\r
\r
printf("emu_ReadConfig: %s ", cfg);\r
PicoOpt = currentConfig.PicoOpt;\r
PsndRate = currentConfig.PsndRate;\r
PicoRegionOverride = currentConfig.PicoRegion;\r
+ PicoAutoRgnOrder = currentConfig.PicoAutoRgnOrder;\r
+ PicoCDBuffers = currentConfig.PicoCDBuffers;\r
if (PicoOpt & 0x20) {\r
actionNames[ 8] = "Z"; actionNames[ 9] = "Y";\r
actionNames[10] = "X"; actionNames[11] = "MODE";\r
strncpy(cfg, PicoConfigFile, 511);\r
cfg[511] = 0;\r
} else {\r
- romfname_ext(cfg, ".pbcfg");\r
+ romfname_ext(cfg, "cfg/", ".pbcfg");\r
}\r
\r
printf("emu_WriteConfig: %s ", cfg);\r
currentConfig.PicoOpt = PicoOpt;\r
currentConfig.PsndRate = PsndRate;\r
currentConfig.PicoRegion = PicoRegionOverride;\r
+ currentConfig.PicoAutoRgnOrder = PicoAutoRgnOrder;\r
+ currentConfig.PicoCDBuffers = PicoCDBuffers;\r
bwrite = fwrite(¤tConfig, 1, sizeof(currentConfig), f);\r
fflush(f);\r
fclose(f);\r
}\r
\r
\r
-void osd_text(int x, int y, char *text)\r
+void osd_text(int x, int y, const char *text)\r
{\r
int len = strlen(text)*8;\r
\r
// 8-bit modes\r
unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;\r
unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;\r
- *(unsigned int *)((char *)gp2x_screen + 320*2+306) =\r
- *(unsigned int *)((char *)gp2x_screen + 320*3+306) =\r
- *(unsigned int *)((char *)gp2x_screen + 320*4+306) = col_g;\r
- *(unsigned int *)((char *)gp2x_screen + 320*2+312) =\r
- *(unsigned int *)((char *)gp2x_screen + 320*3+312) =\r
- *(unsigned int *)((char *)gp2x_screen + 320*4+312) = col_r;\r
+ *(unsigned int *)((char *)gp2x_screen + 320*2+ 4) =\r
+ *(unsigned int *)((char *)gp2x_screen + 320*3+ 4) =\r
+ *(unsigned int *)((char *)gp2x_screen + 320*4+ 4) = col_g;\r
+ *(unsigned int *)((char *)gp2x_screen + 320*2+12) =\r
+ *(unsigned int *)((char *)gp2x_screen + 320*3+12) =\r
+ *(unsigned int *)((char *)gp2x_screen + 320*4+12) = col_r;\r
} else {\r
// 16-bit modes\r
- unsigned int *p = (unsigned int *)((short *)gp2x_screen + 320*2+306);\r
+ unsigned int *p = (unsigned int *)((short *)gp2x_screen + 320*2+4);\r
unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;\r
unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;\r
- *p++ = col_g; *p++ = col_g; p++; *p++ = col_r; *p++ = col_r; p += 320/2 - 10/2;\r
- *p++ = col_g; *p++ = col_g; p++; *p++ = col_r; *p++ = col_r; p += 320/2 - 10/2;\r
- *p++ = col_g; *p++ = col_g; p++; *p++ = col_r; *p++ = col_r; p += 320/2 - 10/2;\r
+ *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;\r
+ *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;\r
+ *p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;\r
}\r
}\r
\r
return 0;\r
}\r
\r
-static int localPal[0x100];\r
+int localPal[0x100];\r
static void (*vidCpyM2)(void *dest, void *src) = NULL;\r
\r
-static void blit(char *fps, char *notice)\r
+static void blit(const char *fps, const char *notice)\r
{\r
int emu_opt = currentConfig.EmuOpt;\r
\r
}\r
\r
\r
-static int check_save_file(void)\r
+static void emu_msg_cb(const char *msg)\r
{\r
- char saveFname[512];\r
- char ext[16];\r
- FILE *f;\r
-\r
- ext[0] = 0;\r
- if(state_slot > 0 && state_slot < 10) sprintf(ext, ".%i", state_slot);\r
- strcat(ext, ".mds");\r
- if(currentConfig.EmuOpt & 8) strcat(ext, ".gz");\r
-\r
- romfname_ext(saveFname, ext);\r
- if ((f = fopen(saveFname, "rb"))) {\r
- fclose(f);\r
- return 1;\r
+ if ((PicoOpt&0x10)||!(currentConfig.EmuOpt&0x80)) {\r
+ // 8-bit renderers\r
+ gp2x_memset_all_buffers(320*232, 0xe0, 320*8);\r
+ osd_text(4, 232, msg);\r
+ gp2x_memcpy_all_buffers((char *)gp2x_screen+320*232, 320*232, 320*8);\r
+ } else {\r
+ // 16bit accurate renderer\r
+ gp2x_memset_all_buffers(320*232*2, 0, 320*8*2);\r
+ osd_text(4, 232, msg);\r
+ gp2x_memcpy_all_buffers((char *)gp2x_screen+320*232*2, 320*232*2, 320*8*2);\r
}\r
- return 0;\r
+ gettimeofday(¬iceMsgTime, 0);\r
+ noticeMsgTime.tv_sec -= 2;\r
+}\r
+\r
+static void emu_state_cb(const char *str)\r
+{\r
+ clearArea(0);\r
+ blit("", str);\r
}\r
\r
static void RunEvents(unsigned int which)\r
{\r
if(which & 0x1800) { // save or load (but not both)\r
int do_it = 1;\r
- if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && check_save_file()) {\r
+ if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && emu_check_save_file(state_slot)) {\r
unsigned long keys;\r
blit("", "OVERWRITE SAVE? (Y=yes, X=no)");\r
while( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) )\r
clearArea(0);\r
}\r
if (do_it) {\r
- blit("", (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");\r
- emu_SaveLoadGame(which & 0x1000, 0);\r
+ osd_text(4, 232, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");\r
+ PicoStateProgressCB = emu_state_cb;\r
+ gp2x_memcpy_all_buffers(gp2x_screen, 0, 320*240*2);\r
+ emu_SaveLoadGame((which & 0x1000) >> 12, 0);\r
+ PicoStateProgressCB = NULL;\r
}\r
\r
reset_timing = 1;\r
state_slot += 1;\r
if(state_slot > 9) state_slot = 0;\r
}\r
- sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, check_save_file() ? "USED" : "FREE");\r
+ sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_check_save_file(state_slot) ? "USED" : "FREE");\r
gettimeofday(¬iceMsgTime, 0);\r
}\r
if(which & 0x0080) {\r
prevEvents = (allActions[0] | allActions[1]) >> 16;\r
}\r
\r
-static int snd_excess_add = 0, snd_excess_cnt = 0; // hack\r
\r
-static void updateSound(void)\r
+static void updateSound(int len)\r
{\r
- int len = (PicoOpt&8)?PsndLen*2:PsndLen;\r
-\r
- snd_excess_cnt += snd_excess_add;\r
- if (snd_excess_cnt >= 0x10000) {\r
- snd_excess_cnt -= 0x10000;\r
- if (PicoOpt&8) {\r
- PsndOut[len] = PsndOut[len-2];\r
- PsndOut[len+1] = PsndOut[len-1];\r
- len+=2;\r
- } else {\r
- PsndOut[len] = PsndOut[len-1];\r
- len++;\r
- }\r
- }\r
+ if (PicoOpt&8) len<<=1;\r
\r
gp2x_sound_write(PsndOut, len<<1);\r
}\r
\r
\r
-static void SkipFrame(int do_sound)\r
+static void SkipFrame(void)\r
{\r
- void *sndbuff_tmp = 0;\r
- if (PsndOut && !do_sound) {\r
- sndbuff_tmp = PsndOut;\r
- PsndOut = 0;\r
- }\r
-\r
PicoSkipFrame=1;\r
PicoFrame();\r
PicoSkipFrame=0;\r
-\r
- if (sndbuff_tmp && !do_sound) {\r
- PsndOut = sndbuff_tmp;\r
- }\r
}\r
\r
\r
+void emu_forced_frame(void)\r
+{\r
+ int po_old = PicoOpt;\r
+\r
+ PicoOpt |= 0x10;\r
+ PicoFrameFull();\r
+ PicoOpt = po_old;\r
+\r
+ if (!(Pico.video.reg[12]&1)) {\r
+ vidCpyM2 = vidCpyM2_32col;\r
+ clearArea(1);\r
+ } else vidCpyM2 = vidCpyM2_40col;\r
+\r
+ vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8);\r
+ vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
+ gp2x_video_setpalette(localPal, 0x40);\r
+}\r
+\r
static void simpleWait(int thissec, int lim_time)\r
{\r
struct timeval tval;\r
\r
// make sure we are in correct mode\r
vidResetMode();\r
+ Pico.m.dirtyPal = 1;\r
oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc;\r
find_combos();\r
\r
\r
// prepare sound stuff\r
if(currentConfig.EmuOpt & 4) {\r
+ int snd_excess_add;\r
if(PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old || crashed_940) {\r
/* if 940 is turned off, we need it to be put back to sleep */\r
if (!(PicoOpt&0x200) && ((PicoOpt^PicoOpt_old)&0x200)) {\r
Reset940(1, 2);\r
Pause940(1);\r
}\r
- sound_rerate();\r
+ sound_rerate(1);\r
}\r
//excess_samples = PsndRate - PsndLen*target_fps;\r
- snd_excess_cnt = 0;\r
snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;\r
printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n", PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);\r
gp2x_start_sound(PsndRate, 16, (PicoOpt&8)>>3);\r
gp2x_sound_volume(currentConfig.volume, currentConfig.volume);\r
PicoWriteSound = updateSound;\r
- PsndOut = calloc((PicoOpt&8) ? (PsndLen*4+4) : (PsndLen*2+2), 1);\r
+ memset(sndBuffer, 0, sizeof(sndBuffer));\r
+ PsndOut = sndBuffer;\r
PsndRate_old = PsndRate;\r
PsndLen_real = PsndLen;\r
PicoOpt_old = PicoOpt;\r
PsndOut = 0;\r
}\r
\r
+ // prepare CD buffer\r
+ if (PicoMCD & 1) PicoCDBufferInit();\r
+\r
// loop?\r
while (engineState == PGS_Running)\r
{\r
// when second changes, but we don't want buffer to starve.\r
if(PsndOut && frames_done < target_fps && frames_done > target_fps-5) {\r
updateKeys();\r
- SkipFrame(1); frames_done++;\r
+ SkipFrame(); frames_done++;\r
}\r
\r
frames_done -= target_fps; if (frames_done < 0) frames_done = 0;\r
if(currentConfig.Frameskip >= 0) { // frameskip enabled\r
for(i = 0; i < currentConfig.Frameskip; i++) {\r
updateKeys();\r
- SkipFrame(1); frames_done++;\r
+ SkipFrame(); frames_done++;\r
if (PsndOut) { // do framelimitting if sound is enabled\r
gettimeofday(&tval, 0);\r
if(thissec != tval.tv_sec) tval.tv_usec+=1000000;\r
}\r
} else if(tval.tv_usec > lim_time) { // auto frameskip\r
// no time left for this frame - skip\r
+ if (tval.tv_usec - lim_time >= 0x300000) {\r
+ /* something caused a slowdown for us (disk access? cache flush?)\r
+ * try to recover by resetting timing... */\r
+ reset_timing = 1;\r
+ continue;\r
+ }\r
updateKeys();\r
- SkipFrame(tval.tv_usec < lim_time+target_frametime); frames_done++;\r
+ SkipFrame(/*tval.tv_usec < lim_time+target_frametime*/); frames_done++;\r
continue;\r
}\r
\r
\r
// check time\r
gettimeofday(&tval, 0);\r
- if(thissec != tval.tv_sec) tval.tv_usec+=1000000;\r
+ if (thissec != tval.tv_sec) tval.tv_usec+=1000000;\r
\r
- // sleep if we are still too fast\r
- if(PsndOut != 0 || currentConfig.Frameskip < 0)\r
+ if (currentConfig.Frameskip < 0 && tval.tv_usec - lim_time >= 0x300000) // slowdown detection\r
+ reset_timing = 1;\r
+ else if (PsndOut != NULL || currentConfig.Frameskip < 0)\r
{\r
+ // sleep if we are still too fast\r
// usleep sleeps for ~20ms minimum, so it is not a solution here\r
- gettimeofday(&tval, 0);\r
- if(thissec != tval.tv_sec) tval.tv_usec+=1000000;\r
if(tval.tv_usec < lim_time)\r
{\r
// we are too fast\r
frames_done++; frames_shown++;\r
}\r
\r
+\r
+ if (PicoMCD & 1) PicoCDBufferFree();\r
+\r
// save SRAM\r
if((currentConfig.EmuOpt & 1) && SRam.changed) {\r
+ osd_text(4, 232, "Writing SRAM/BRAM..");\r
emu_SaveLoadGame(0, 1);\r
SRam.changed = 0;\r
}\r
\r
- if (PsndOut != 0) {\r
- free(PsndOut);\r
- PsndOut = 0;\r
- }\r
+ // if in 16bit mode, generate 8it image for menu background\r
+ if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80))\r
+ emu_forced_frame();\r
+\r
+ // for menu bg\r
+ gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
}\r
\r
\r
return gzwrite(file, p, _n);\r
}\r
\r
-typedef unsigned int (*STATE_SL_FUNC)(void *, unsigned int, unsigned int, void *);\r
+static int try_ropen_file(const char *fname)\r
+{\r
+ FILE *f;\r
+\r
+ f = fopen(fname, "rb");\r
+ if (f) {\r
+ fclose(f);\r
+ return 1;\r
+ }\r
+ return 0;\r
+}\r
+\r
+char *emu_GetSaveFName(int load, int is_sram, int slot)\r
+{\r
+ static char saveFname[512];\r
+ char ext[16];\r
+\r
+ if (is_sram)\r
+ {\r
+ romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r
+ if (load) {\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ // try in current dir..\r
+ romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ return NULL; // give up\r
+ }\r
+ }\r
+ else\r
+ {\r
+ ext[0] = 0;\r
+ if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r
+ strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r
+\r
+ romfname_ext(saveFname, "mds/", ext);\r
+ if (load) {\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ romfname_ext(saveFname, NULL, ext);\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ if (currentConfig.EmuOpt & 8) {\r
+ ext[0] = 0;\r
+ if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r
+ strcat(ext, ".mds");\r
+\r
+ romfname_ext(saveFname, "mds/", ext);\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ romfname_ext(saveFname, NULL, ext);\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ }\r
+ return NULL;\r
+ }\r
+ }\r
+\r
+ return saveFname;\r
+}\r
+\r
+int emu_check_save_file(int slot)\r
+{\r
+ return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r
+}\r
+\r
+void emu_set_save_cbs(int gz)\r
+{\r
+ if (gz) {\r
+ areaRead = gzRead2;\r
+ areaWrite = gzWrite2;\r
+ areaEof = (areaeof *) gzeof;\r
+ areaSeek = (areaseek *) gzseek;\r
+ areaClose = (areaclose *) gzclose;\r
+ } else {\r
+ areaRead = (arearw *) fread;\r
+ areaWrite = (arearw *) fwrite;\r
+ areaEof = (areaeof *) feof;\r
+ areaSeek = (areaseek *) fseek;\r
+ areaClose = (areaclose *) fclose;\r
+ }\r
+}\r
\r
int emu_SaveLoadGame(int load, int sram)\r
{\r
int ret = 0;\r
- char saveFname[512];\r
+ char *saveFname;\r
\r
// make save filename\r
- romfname_ext(saveFname, "");\r
- if(sram) strcat(saveFname, (PicoMCD&1) ? ".brm" : ".srm");\r
- else {\r
- if(state_slot > 0 && state_slot < 10) sprintf(saveFname, "%s.%i", saveFname, state_slot);\r
- strcat(saveFname, ".mds");\r
+ saveFname = emu_GetSaveFName(load, sram, state_slot);\r
+ if (saveFname == NULL) {\r
+ if (!sram) {\r
+ strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r
+ gettimeofday(¬iceMsgTime, 0);\r
+ }\r
+ return -1;\r
}\r
\r
printf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r
else\r
{\r
void *PmovFile = NULL;\r
- // try gzip first\r
- if(currentConfig.EmuOpt & 8) {\r
- strcat(saveFname, ".gz");\r
+ if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0) {\r
if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r
- areaRead = gzRead2;\r
- areaWrite = gzWrite2;\r
+ emu_set_save_cbs(1);\r
if(!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r
- } else\r
- saveFname[strlen(saveFname)-3] = 0;\r
+ }\r
}\r
- if(!PmovFile) { // gzip failed or was disabled\r
+ else\r
+ {\r
if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r
- areaRead = (STATE_SL_FUNC) fread;\r
- areaWrite = (STATE_SL_FUNC) fwrite;\r
+ emu_set_save_cbs(0);\r
}\r
}\r
if(PmovFile) {\r
- PmovState(load ? 6 : 5, PmovFile);\r
- strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r
- if(areaRead == gzRead2)\r
- gzclose(PmovFile);\r
- else fclose ((FILE *) PmovFile);\r
+ ret = PmovState(load ? 6 : 5, PmovFile);\r
+ areaClose(PmovFile);\r
PmovFile = 0;\r
if (!load) sync();\r
else Pico.m.dirtyPal=1;\r
- } else {\r
+ }\r
+ else ret = -1;\r
+ if (!ret)\r
+ strcpy(noticeMsg, load ? "GAME LOADED " : "GAME SAVED ");\r
+ else\r
+ {\r
strcpy(noticeMsg, load ? "LOAD FAILED " : "SAVE FAILED ");\r
ret = -1;\r
}\r
notaz.gp2x.de / picodrive.git / blobdiff