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Define a constant for the maximum signature size from pk_sign()

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Based on the buffer size used in the pk_sign sample program, this is
MBEDTLS_MPI_MAX_SIZE.
This commit is contained in:
Gilles Peskine
2019-11-05 16:23:49 +01:00
parent 22589f0a72
commit da252bed3c
3 changed files with 14 additions and 4 deletions
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2
programs/pkey/pk_sign.c
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@@ -70,7 +70,7 @@ 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[MBEDTLS_PK_SIGNATURE_MAX_SIZE];
char filename[512];
const char *pers = "mbedtls_pk_sign";
size_t olen = 0;

2
programs/pkey/pk_verify.c
View File

@@ -65,7 +65,7 @@ int main( int argc, char *argv[] )
size_t i;
mbedtls_pk_context pk;
unsigned char hash[32];
unsigned char buf[MBEDTLS_MPI_MAX_SIZE];
unsigned char buf[MBEDTLS_PK_SIGNATURE_MAX_SIZE];
char filename[512];
mbedtls_pk_init( &pk );