diff options
author | Gaurav Shah <gauravsh@chromium.org> | 2010-08-17 15:48:22 -0700 |
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committer | Gaurav Shah <gauravsh@chromium.org> | 2010-08-17 15:48:22 -0700 |
commit | 47b593d84920479ae5955fcc6664635328376a10 (patch) | |
tree | 93ad19fec797e04f1fed53050225a5b0f5c51f7b /host/lib/signature_digest.c | |
parent | 138acfe1ba4b567f470c67e22a8d9e2225beafb0 (diff) | |
download | vboot-47b593d84920479ae5955fcc6664635328376a10.tar.gz |
Add additional sanity checks to RSA verification code.
Also, make algorithm unsigned int in most places.
BUG=chrome-os-partner:701
TEST=existing RSA verification tests still pass
Review URL: http://codereview.chromium.org/3136017
Diffstat (limited to 'host/lib/signature_digest.c')
-rw-r--r-- | host/lib/signature_digest.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/host/lib/signature_digest.c b/host/lib/signature_digest.c index eaa60690..6bf5c82e 100644 --- a/host/lib/signature_digest.c +++ b/host/lib/signature_digest.c @@ -16,7 +16,7 @@ #include "cryptolib.h" #include "utility.h" -uint8_t* PrependDigestInfo(int algorithm, uint8_t* digest) { +uint8_t* PrependDigestInfo(unsigned int algorithm, uint8_t* digest) { const int digest_size = hash_size_map[algorithm]; const int digestinfo_size = digestinfo_size_map[algorithm]; const uint8_t* digestinfo = hash_digestinfo_map[algorithm]; @@ -26,7 +26,8 @@ uint8_t* PrependDigestInfo(int algorithm, uint8_t* digest) { return p; } -uint8_t* SignatureDigest(const uint8_t* buf, uint64_t len, int algorithm) { +uint8_t* SignatureDigest(const uint8_t* buf, uint64_t len, + unsigned int algorithm) { uint8_t* info_digest = NULL; uint8_t* digest = NULL; @@ -40,7 +41,7 @@ uint8_t* SignatureDigest(const uint8_t* buf, uint64_t len, int algorithm) { } uint8_t* SignatureBuf(const uint8_t* buf, uint64_t len, const char* key_file, - int algorithm) { + unsigned int algorithm) { FILE* key_fp = NULL; RSA* key = NULL; uint8_t* signature = NULL; |