void savestates_load()
{
char *filename, buf[1024];
gzFile f;
int len, i;
int filename_f = 0;
savestates_job_success = TRUE;
if (slot <= 9)
{
filename = (char*)malloc(strlen(get_savespath())+
strlen(ROM_SETTINGS.goodname)+4+1);
strcpy(filename, get_savespath());
strcat(filename, ROM_SETTINGS.goodname);
strcat(filename, ".st");
sprintf(buf, "%d", slot);
strcat(filename, buf);
}
else
{
filename = (char*)malloc(strlen(fname)+1);
strcpy(filename, fname);
slot -= 10;
filename_f = 1;
}
{
char str [256];
if(filename_f)
sprintf(str, "loading %-200s", filename);
else
sprintf(str, "loading slot %d", slot);
display_status(str);
}
f = gzopen(filename, "rb");
if (f == NULL)
{
printf("Savestate \"%s\" not found.\n", filename);
free(filename);
warn_savestate_not_exist();
savestates_job_success = FALSE;
return;
}
free(filename);
gzread(f, buf, 32);
if (memcmp(buf, ROM_SETTINGS.MD5, 32))
{
warn_savestate_from_another_rom();
gzclose(f);
savestates_job_success = FALSE;
return;
}
gzread(f, &rdram_register, sizeof(RDRAM_register));
gzread(f, &MI_register, sizeof(mips_register));
gzread(f, &pi_register, sizeof(PI_register));
gzread(f, &sp_register, sizeof(SP_register));
gzread(f, &rsp_register, sizeof(RSP_register));
gzread(f, &si_register, sizeof(SI_register));
gzread(f, &vi_register, sizeof(VI_register));
gzread(f, &ri_register, sizeof(RI_register));
gzread(f, &ai_register, sizeof(AI_register));
gzread(f, &dpc_register, sizeof(DPC_register));
gzread(f, &dps_register, sizeof(DPS_register));
gzread(f, rdram, 0x800000);
gzread(f, SP_DMEM, 0x1000);
gzread(f, SP_IMEM, 0x1000);
gzread(f, PIF_RAM, 0x40);
gzread(f, buf, 24);
load_flashram_infos(buf);
gzread(f, tlb_LUT_r, 0x400000);
gzread(f, tlb_LUT_w, 0x400000);
gzread(f, &llbit, 4);
gzread(f, reg, 32*8);
for (i=0; i<32; i++)
{
gzread(f, reg_cop0+i, 4);
gzread(f, buf, 4); // for compatibility with old versions purpose
}
gzread(f, &lo, 8);
gzread(f, &hi, 8);
gzread(f, reg_cop1_fgr_64, 32*8);
gzread(f, &FCR0, 4);
gzread(f, &FCR31, 4);
gzread(f, tlb_e, 32*sizeof(tlb));
if (!dynacore && interpcore)
gzread(f, &interp_addr, 4);
else
{
int i;
gzread(f, &len, 4);
for (i=0; i<0x100000; i++)
invalid_code[i] = 1;
jump_to(len);
}
gzread(f, &next_interupt, 4);
gzread(f, &next_vi, 4);
gzread(f, &vi_field, 4);
len = 0;
while(1)
{
gzread(f, buf+len, 4);
if (*((unsigned long*)&buf[len]) == 0xFFFFFFFF)
break;
gzread(f, buf+len+4, 4);
len += 8;
}
load_eventqueue_infos(buf);
BOOL movieSnapshot;
gzread(f, &movieSnapshot, sizeof(movieSnapshot));
if(VCR_isActive() && !movieSnapshot)
{
fprintf(stderr, "Can't load a non-movie snapshot while a movie is active.\n");
savestates_job_success = FALSE;
goto failedLoad;
}
if(movieSnapshot) // even if a movie isn't active we still want to parse through this in case other stuff is added later on in the save format
{
unsigned long movieInputDataSize = 0;
gzread(f, &movieInputDataSize, sizeof(movieInputDataSize));
char* local_movie_data = (char*)malloc(movieInputDataSize * sizeof(char));
int readBytes = gzread(f, local_movie_data, movieInputDataSize);
if(readBytes != movieInputDataSize)
{
fprintf(stderr, "Corrupt movie snapshot.\n");
if(local_movie_data)
free(local_movie_data);
savestates_job_success = FALSE;
goto failedLoad;
}
int code = VCR_movieUnfreeze(local_movie_data, movieInputDataSize);
if(local_movie_data)
free(local_movie_data);
if(code != SUCCESS && !VCR_isIdle())
{
char errStr [1024];
strcpy(errStr, "Failed to load movie snapshot\n");
switch(code)
{
case NOT_FROM_THIS_MOVIE:
strcat(errStr, ";\nSnapshot not from this movie");
break;
case NOT_FROM_A_MOVIE:
strcat(errStr, ";\nNot a movie snapshot");
break;// shouldn't get here...
case INVALID_FRAME:
strcat(errStr, ";\nInvalid frame number");
break;
case WRONG_FORMAT:
strcat(errStr, ";\nWrong format");
break;
}
strcat(errStr, ".");
fprintf(stderr, "%s\n", errStr);
#ifdef __WIN32__
void ShowInfo(char *Str, ...);
ShowInfo(errStr);
#endif
savestates_job_success = FALSE;
goto failedLoad;
}
}
else // loading a non-movie snapshot from a movie
{
if(VCR_isActive())
{
#ifdef __WIN32__
MessageBox(NULL, "The movie has been stopped to load this non-movie snapshot.", "Warning", MB_OK | MB_ICONWARNING);
#else
printf("[VCR]: Warning: The movie has been stopped to load this non-movie snapshot.\n");
#endif
if(VCR_isPlaying())
VCR_stopPlayback();
else
VCR_stopRecord();
}
}
failedLoad:
gzclose(f);
if (!dynacore && interpcore)
last_addr = interp_addr;
else
last_addr = PC->addr;
}
void savestates_load()
{
char *filename, buf[1024];
gzFile f;
int len, i;
if (slot <= 9)
{
filename = malloc(strlen(get_savespath())+
strlen(ROM_SETTINGS.goodname)+4+1);
strcpy(filename, get_savespath());
strcat(filename, ROM_SETTINGS.goodname);
strcat(filename, ".st");
sprintf(buf, "%d", slot);
strcat(filename, buf);
}
else
{
filename = malloc(strlen(fname)+1);
strcpy(filename, fname);
slot -= 10;
}
f = gzopen(filename, "rb");
free(filename);
if (f == NULL)
{
warn_savestate_not_exist();
return;
}
gzread(f, buf, 32);
if (memcmp(buf, ROM_SETTINGS.MD5, 32))
{
warn_savestate_from_another_rom();
gzclose(f);
return;
}
gzread(f, &rdram_register, sizeof(RDRAM_register));
gzread(f, &MI_register, sizeof(mips_register));
gzread(f, &pi_register, sizeof(PI_register));
gzread(f, &sp_register, sizeof(SP_register));
gzread(f, &rsp_register, sizeof(RSP_register));
gzread(f, &si_register, sizeof(SI_register));
gzread(f, &vi_register, sizeof(VI_register));
gzread(f, &ri_register, sizeof(RI_register));
gzread(f, &ai_register, sizeof(AI_register));
gzread(f, &dpc_register, sizeof(DPC_register));
gzread(f, &dps_register, sizeof(DPS_register));
gzread(f, rdram, 0x800000);
gzread(f, SP_DMEM, 0x1000);
gzread(f, SP_IMEM, 0x1000);
gzread(f, PIF_RAM, 0x40);
gzread(f, buf, 24);
load_flashram_infos(buf);
gzread(f, tlb_LUT_r, 0x100000);
gzread(f, tlb_LUT_w, 0x100000);
gzread(f, &llbit, 4);
gzread(f, reg, 32*8);
for (i=0; i<32; i++)
{
gzread(f, reg_cop0+i, 4);
gzread(f, buf, 4); // for compatibility with old versions purpose
}
gzread(f, &lo, 8);
gzread(f, &hi, 8);
gzread(f, reg_cop1_fgr_64, 32*8);
gzread(f, &FCR0, 4);
gzread(f, &FCR31, 4);
gzread(f, tlb_e, 32*sizeof(tlb));
if (!dynacore && interpcore) gzread(f, &interp_addr, 4);
else
{
int i;
gzread(f, &len, 4);
for (i=0; i<0x100000; i++) invalid_code[i] = 1;
jump_to(len);
}
gzread(f, &next_interupt, 4);
gzread(f, &next_vi, 4);
gzread(f, &vi_field, 4);
len = 0;
while(1)
{
gzread(f, buf+len, 4);
if (*((unsigned long*)&buf[len]) == 0xFFFFFFFF) break;
gzread(f, buf+len+4, 4);
len += 8;
}
load_eventqueue_infos(buf);
gzclose(f);
if (!dynacore && interpcore)
last_addr = interp_addr;
else
last_addr = PC->addr;
}