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pk_sign() now requires non-NONE md_alg for ECDSA

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Manuel Pégourié-Gonnard 2015-03-31 11:04:45 +02:00
parent fa44f20b9f
commit b8cfe3f0d9
5 changed files with 11 additions and 42 deletions
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6
include/mbedtls/ecdsa.h
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@ -52,6 +52,8 @@ extern "C" {
/**
* \brief Compute ECDSA signature of a previously hashed message
*
* \note The deterministic version is usually prefered.
*
* \param grp ECP group
* \param r First output integer
* \param s Second output integer
@ -70,8 +72,8 @@ int ecdsa_sign( ecp_group *grp, mpi *r, mpi *s,
#if defined(POLARSSL_ECDSA_DETERMINISTIC)
/**
* \brief Compute ECDSA signature of a previously hashed message
* (deterministic version)
* \brief Compute ECDSA signature of a previously hashed message,
* deterministic version (RFC 6979).
*
* \param grp ECP group
* \param r First output integer

3
include/mbedtls/pk.h
View file

@ -377,7 +377,8 @@ int pk_verify_ext( pk_type_t type, const void *options,
* \note If hash_len is 0, then the length associated with md_alg
* is used instead, or an error returned if it is invalid.
*
* \note md_alg may be POLARSSL_MD_NONE, only if hash_len != 0
* \note For RSA, md_alg may be POLARSSL_MD_NONE if hash_len != 0.
* For ECDSA, md_alg may never be POLARSSL_MD_NONE.
*/
int pk_sign( pk_context *ctx, md_type_t md_alg,
const unsigned char *hash, size_t hash_len,