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fusee: support parsing 17.0.0+ INI

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This commit is contained in:
Michael Scire 2023-10-11 14:01:00 -07:00
parent 0099f8dd22
commit 19e0fc7966
1 changed files with 12 additions and 1 deletions
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13
fusee/program/source/fusee_stratosphere.cpp
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@ -257,7 +257,18 @@ namespace ams::nxboot {
}; };
const InitialProcessBinaryHeader *FindInitialProcessBinary(const pkg2::Package2Header *header, const u8 *data, ams::TargetFirmware target_firmware) { const InitialProcessBinaryHeader *FindInitialProcessBinary(const pkg2::Package2Header *header, const u8 *data, ams::TargetFirmware target_firmware) {
if (target_firmware >= ams::TargetFirmware_8_0_0) { if (target_firmware >= ams::TargetFirmware_17_0_0) {
const u32 *data_32 = reinterpret_cast<const u32 *>(data);
const u32 branch_target = (data_32[0] & 0x00FFFFFF);
for (size_t i = branch_target; i < branch_target + 0x1000 / sizeof(u32); ++i) {
const u32 ini_offset = (i * sizeof(u32)) + data_32[i];
if (data_32[i + 1] == 0 && ini_offset <= header->meta.payload_sizes[0] && std::memcmp(data + ini_offset, "INI1", 4) == 0) {
return reinterpret_cast<const InitialProcessBinaryHeader *>(data + ini_offset);
}
}
return nullptr;
} else if (target_firmware >= ams::TargetFirmware_8_0_0) {
/* Try to find initial process binary. */ /* Try to find initial process binary. */
const u32 *data_32 = reinterpret_cast<const u32 *>(data); const u32 *data_32 = reinterpret_cast<const u32 *>(data);
for (size_t i = 0; i < 0x1000 / sizeof(u32); ++i) { for (size_t i = 0; i < 0x1000 / sizeof(u32); ++i) {