Mercurial > repos > blastem
view saves.c @ 1637:95880d947257
Fix for VRAM byte write order broke VDP FIFO testing ROM results. This change cleans up VRAM writes and fixes the regression while preserving the correct VRAM byte write order
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 11 Nov 2018 22:39:29 -0800 |
parents | a568dca999b2 |
children |
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#include <string.h> #include <stdlib.h> #include "saves.h" #include "util.h" #ifdef _WIN32 #define localtime_r(a,b) localtime(a) #include <windows.h> #endif //0123456789012345678901234678 //Slot N - December 31st, XXXX #define MAX_DESC_SIZE 40 char *get_slot_name(system_header *system, uint32_t slot_index, char *ext) { if (!system->save_dir) { return NULL; } char *fname; if (slot_index < 10) { size_t name_len = strlen("slot_N.") + strlen(ext) + 1; fname = malloc(name_len); snprintf(fname, name_len, "slot_%d.%s", slot_index, ext); } else { size_t name_len = strlen("quicksave.") + strlen(ext) + 1; fname = malloc(name_len); snprintf(fname, name_len, "quicksave.%s", ext); } char const *parts[] = {system->save_dir, PATH_SEP, fname}; char *ret = alloc_concat_m(3, parts); free(fname); return ret; } save_slot_info *get_slot_info(system_header *system, uint32_t *num_out) { save_slot_info *dst = calloc(11, sizeof(save_slot_info)); time_t modtime; struct tm ltime; for (uint32_t i = 0; i <= QUICK_SAVE_SLOT; i++) { char * cur = dst[i].desc = malloc(MAX_DESC_SIZE); char * fname = get_slot_name(system, i, "state"); modtime = get_modification_time(fname); free(fname); if (!modtime && system->type == SYSTEM_GENESIS) { fname = get_slot_name(system, i, "gst"); modtime = get_modification_time(fname); free(fname); } if (i == QUICK_SAVE_SLOT) { cur += snprintf(cur, MAX_DESC_SIZE, "Quick - "); } else { cur += snprintf(cur, MAX_DESC_SIZE, "Slot %d - ", i); } if (modtime) { strftime(cur, MAX_DESC_SIZE - (cur - dst->desc), "%c", localtime_r(&modtime, <ime)); } else { strcpy(cur, "EMPTY"); } dst[i].modification_time = modtime; } *num_out = QUICK_SAVE_SLOT + 1; return dst; } void free_slot_info(save_slot_info *slots) { if (!slots) { return; } for (uint32_t i = 0; i <= QUICK_SAVE_SLOT; i++) { free(slots[i].desc); } free(slots); }