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Add special return code for ecdsa length mismatch

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Manuel Pégourié-Gonnard 2014-04-08 12:17:41 +02:00 • committed by Paul Bakker
parent 1cfc45835f
commit 35e95ddca4
5 changed files with 14 additions and 6 deletions
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4
include/polarssl/ecdsa.h
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@ -175,7 +175,9 @@ int ecdsa_write_signature_det( ecdsa_context *ctx,
* \param slen Size of sig
*
* \return 0 if successful,
* POLARSSL_ERR_ECP_BAD_INPUT_DATA if signature is invalid
* POLARSSL_ERR_ECP_BAD_INPUT_DATA if signature is invalid,
* POLARSSL_ERR_ECP_SIG_LEN_MISTMATCH if the signature is
* valid but its actual length is less than siglen,
* or a POLARSSL_ERR_ECP or POLARSSL_ERR_MPI error code
*/
int ecdsa_read_signature( ecdsa_context *ctx,