86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
#include <state.h>
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#include <string.h>
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#ifdef __windows__
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#include <windows.h>
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#else
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#include <sys/stat.h>
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#endif
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void state_save(save_state* state) {
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printf("Saving state\n");
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cpu_save_state(&state->cpu);
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ram_save_state(&state->ram);
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ppu_save_state(&state->ppu);
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lcd_save_state(&state->lcd);
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dma_save_state(&state->dma);
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timer_save_state(&state->timer);
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audio_save_state(&state->audio);
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gamepad_save_state(&state->ctlr);
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cart_save_state(&state->cart);
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}
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void state_load(const save_state* state) {
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printf("Loading state\n");
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cpu_load_state(&state->cpu);
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ram_load_state(&state->ram);
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ppu_load_state(&state->ppu);
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lcd_load_state(&state->lcd);
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dma_load_state(&state->dma);
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timer_load_state(&state->timer);
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audio_load_state(&state->audio);
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gamepad_load_state(&state->ctlr);
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cart_load_state(&state->cart);
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}
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void state_save_file(u8 slot) {
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save_state* state = malloc(sizeof(*state));
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state_save(state);
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char *filename = strrchr(cart_get_context()->filename, '\\');
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filename++;
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char fn[1048];
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#ifdef __windows__
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char *profile = getenv("USERPROFILE");
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sprintf(fn, "%s/Documents/gbemu/states/%s", profile, filename);
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CreateDirectory(fn, NULL);
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sprintf(fn, "%s/Documents/gbemu/states/%s/%d.state", profile, filename, slot);
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#else
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char *profile = getenv("HOME");
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sprintf(fn, "%s/.config/gbemu/states/%s", profile, filename);
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mkdir(fn, 0755);
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sprintf(fn, "%s/.config/gbemu/states/%s/%d.state", profile, filename, slot);
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#endif
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FILE *fp = fopen(fn, "wb");
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if(!fp) {
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fprintf(stderr, "unable to save state %d\n", slot);
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return;
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}
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fwrite(state, sizeof(*state), 1, fp);
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fclose(fp);
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}
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void state_load_file(u8 slot) {
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save_state* state = malloc(sizeof(*state));
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char *filename = strrchr(cart_get_context()->filename, '\\');
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filename++;
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char fn[1048];
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#ifdef __windows__
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char *profile = getenv("USERPROFILE");
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sprintf(fn, "%s/Documents/gbemu/states/%s/%d.state", profile, filename, slot);
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#else
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char *profile = getenv("HOME");
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sprintf(fn, "%s/.config/gbemu/states/%s/%d.state", profile, filename, slot);
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#endif
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FILE *fp = fopen(fn, "rb");
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if(!fp) {
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printf("Save slot %d doesnt exist.\n", slot);
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return;
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}
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fread(state, sizeof(*state), 1, fp);
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fclose(fp);
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state_load(state);
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}
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