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Match overlay table

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This commit is contained in:
Aetias
2023-10-21 17:30:34 +02:00
parent e1492b9c66
commit 45d00faf19
4 changed files with 147 additions and 10 deletions
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tools/rom/extract.c
+20
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@@ -130,6 +130,24 @@ bool ExtractAssets(const uint8_t *rom, const uint8_t *fatStart, const uint8_t *f
return true;
}
bool ExtractOverlayData(const uint8_t *rom, const Header *header) {
const OverlayEntry *entry = (OverlayEntry*) (rom + header->arm9Overlays.offset);
const OverlayEntry *end = entry + header->arm9Overlays.size / sizeof(OverlayEntry);
FILE *fp = fopen(ARM9_OVERLAY_DATA_FILE, "wb");
if (fp == NULL) FATAL("Failed to open overlay data file '" ARM9_OVERLAY_DATA_FILE "'\n");
for(; entry < end; ++entry) {
OverlayData data;
data.fileId = entry->fileId;
if (fwrite(&data, sizeof(data), 1, fp) != 1) {
FATAL("Failed to write overlay data to '" ARM9_OVERLAY_DATA_FILE "'\n");
}
}
fclose(fp);
return true;
}
void PrintUsage(const char *program) {
printf(
"extractrom " VERSION "\n"
@@ -224,6 +242,8 @@ int main(int argc, const char **argv) {
return 1;
}
if (!ExtractOverlayData(rom, pHeader)) return 1;
if (chdir("..") != 0) {
fprintf(stderr, "Failed to leave output directory '%s'\n", outDir);
return 1;