diff options
-rw-r--r-- | utility/vbutil_firmware.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/utility/vbutil_firmware.c b/utility/vbutil_firmware.c index 76d46c6b..f6a547d6 100644 --- a/utility/vbutil_firmware.c +++ b/utility/vbutil_firmware.c @@ -180,6 +180,7 @@ static int Verify(const char* infile, const char* signpubkey, uint8_t* fv_data; uint64_t fv_size; uint64_t now = 0; + uint32_t flags; if (!infile || !signpubkey || !fv_file) { VbExError("Must specify filename, signpubkey, and fv\n"); @@ -243,6 +244,7 @@ static int Verify(const char* infile, const char* signpubkey, } now += preamble->preamble_size; + flags = VbGetFirmwarePreambleFlags(preamble); printf("Preamble:\n"); printf(" Size: %" PRIu64 "\n", preamble->preamble_size); printf(" Header version: %" PRIu32 ".%" PRIu32"\n", @@ -260,17 +262,20 @@ static int Verify(const char* infile, const char* signpubkey, printf("\n"); printf(" Firmware body size: %" PRIu64 "\n", preamble->body_signature.data_size); - printf(" Preamble flags: %" PRIu32 "\n", - VbGetFirmwarePreambleFlags(preamble)); + printf(" Preamble flags: %" PRIu32 "\n", flags); /* TODO: verify body size same as signature size */ /* Verify body */ - if (0 != VerifyData(fv_data, fv_size, &preamble->body_signature, rsa)) { - VbExError("Error verifying firmware body.\n"); - return 1; + if (flags & VB_FIRMWARE_PREAMBLE_USE_RO_NORMAL) { + printf("Preamble requests USE_RO_NORMAL; skipping body verification.\n"); + } else { + if (0 != VerifyData(fv_data, fv_size, &preamble->body_signature, rsa)) { + VbExError("Error verifying firmware body.\n"); + return 1; + } + printf("Body verification succeeded.\n"); } - printf("Body verification succeeded.\n"); if (kernelkey_file) { if (0 != PublicKeyWrite(kernelkey_file, kernel_subkey)) { |