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GBA: Make GBA BIOS check endian-agnostic

This commit is contained in:
Jeffrey Pfau 2015-09-15 00:21:48 -07:00
parent f960a3bb2a
commit fe9c73dd6f
1 changed files with 2 additions and 4 deletions
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6
src/gba/gba.c
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@ -660,15 +660,13 @@ bool GBAIsBIOS(struct VFile* vf) {
if (vf->seek(vf, 0, SEEK_SET) < 0) { if (vf->seek(vf, 0, SEEK_SET) < 0) {
return false; return false;
} }
uint32_t interruptTable[7]; uint8_t interruptTable[7 * 4];
if (vf->read(vf, &interruptTable, sizeof(interruptTable)) != sizeof(interruptTable)) { if (vf->read(vf, &interruptTable, sizeof(interruptTable)) != sizeof(interruptTable)) {
return false; return false;
} }
int i; int i;
for (i = 0; i < 7; ++i) { for (i = 0; i < 7; ++i) {
uint32_t interrupt; if (interruptTable[4 * i + 3] != 0xEA || interruptTable[4 * i + 2]) {
LOAD_32(interrupt, i * sizeof(uint32_t), interruptTable);
if ((interrupt & 0xFFFF0000) != 0xEA000000) {
return false; return false;
} }
} }