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| author | Nikos Mavrogiannopoulos <nmav@redhat.com> | 2013-12-15 19:13:37 +0100 |
|---|---|---|
| committer | Niels Möller <nisse@lysator.liu.se> | 2013-12-15 19:14:18 +0100 |
| commit | 53bcd6b4118c0cd9f2a95debc5897da9a3bb1381 (patch) | |
| tree | 293e181213c439f46ceb7b569cfe300d347b2dc1 /pkcs1-rsa-sha256.c | |
| parent | 6c0f9c0fa041efccfab4f5ec6603afffa8f6dd8e (diff) | |
| download | nettle-53bcd6b4118c0cd9f2a95debc5897da9a3bb1381.tar.gz | |
Define and use new TMP_GMP_ALLOC macro.
Diffstat (limited to 'pkcs1-rsa-sha256.c')
| -rw-r--r-- | pkcs1-rsa-sha256.c | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/pkcs1-rsa-sha256.c b/pkcs1-rsa-sha256.c index a4d5bb1e..d41336f7 100644 --- a/pkcs1-rsa-sha256.c +++ b/pkcs1-rsa-sha256.c @@ -36,7 +36,7 @@ #include "bignum.h" #include "pkcs1.h" -#include "nettle-internal.h" +#include "gmp-glue.h" /* From RFC 3447, Public-Key Cryptography Standards (PKCS) #1: RSA * Cryptography Specifications Version 2.1. @@ -63,8 +63,9 @@ int pkcs1_rsa_sha256_encode(mpz_t m, size_t key_size, struct sha256_ctx *hash) { uint8_t *p; - TMP_DECL(em, uint8_t, NETTLE_MAX_BIGNUM_SIZE); - TMP_ALLOC(em, key_size); + TMP_GMP_DECL(em, uint8_t); + + TMP_GMP_ALLOC(em, key_size); p = _pkcs1_signature_prefix(key_size, em, sizeof(sha256_prefix), @@ -74,18 +75,23 @@ pkcs1_rsa_sha256_encode(mpz_t m, size_t key_size, struct sha256_ctx *hash) { sha256_digest(hash, SHA256_DIGEST_SIZE, p); nettle_mpz_set_str_256_u(m, key_size, em); + TMP_GMP_FREE(em); return 1; } else - return 0; + { + TMP_GMP_FREE(em); + return 0; + } } int pkcs1_rsa_sha256_encode_digest(mpz_t m, size_t key_size, const uint8_t *digest) { uint8_t *p; - TMP_DECL(em, uint8_t, NETTLE_MAX_BIGNUM_SIZE); - TMP_ALLOC(em, key_size); + TMP_GMP_DECL(em, uint8_t); + + TMP_GMP_ALLOC(em, key_size); p = _pkcs1_signature_prefix(key_size, em, sizeof(sha256_prefix), @@ -95,8 +101,12 @@ pkcs1_rsa_sha256_encode_digest(mpz_t m, size_t key_size, const uint8_t *digest) { memcpy(p, digest, SHA256_DIGEST_SIZE); nettle_mpz_set_str_256_u(m, key_size, em); + TMP_GMP_FREE(em); return 1; } else - return 0; + { + TMP_GMP_FREE(em); + return 0; + } } |