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Merge remote-tracking branch 'restricted/pr/581' into mbedtls-2.7-restricted

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* restricted/pr/581:
  Remove unnecessary empty line
  Add a test for signing content with a long ECDSA key
  Add documentation notes about the required size of the signature buffers
  Add missing MBEDTLS_ECP_C dependencies in check_config.h
  Change size of preallocated buffer for pk_sign() calls
This commit is contained in:
Jaeden Amero 2019-06-24 11:40:49 +01:00
commit 1e61b0fb3f
9 changed files with 68 additions and 5 deletions
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12
programs/pkey/pk_sign.c
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@ -59,6 +59,16 @@ int main( void )
#include <stdio.h>
#include <string.h>
/*
* For the currently used signature algorithms the buffer to store any signature
* must be at least of size MAX(MBEDTLS_ECDSA_MAX_LEN, MBEDTLS_MPI_MAX_SIZE)
*/
#if MBEDTLS_ECDSA_MAX_LEN > MBEDTLS_MPI_MAX_SIZE
#define SIGNATURE_MAX_SIZE MBEDTLS_ECDSA_MAX_LEN
#else
#define SIGNATURE_MAX_SIZE MBEDTLS_MPI_MAX_SIZE
#endif
int main( int argc, char *argv[] )
{
FILE *f;
@ -68,7 +78,7 @@ int main( int argc, char *argv[] )
mbedtls_entropy_context entropy;
mbedtls_ctr_drbg_context ctr_drbg;
unsigned char hash[32];
unsigned char buf[MBEDTLS_MPI_MAX_SIZE];
unsigned char buf[SIGNATURE_MAX_SIZE];
char filename[512];
const char *pers = "mbedtls_pk_sign";
size_t olen = 0;