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Start adding a PK test suite

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This commit is contained in:
Manuel Pégourié-Gonnard 2013-09-21 12:31:05 +02:00
parent 6888167e73
commit b0a467fdbe
5 changed files with 244 additions and 2 deletions
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46
programs/pkey/ecdsa.c
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@ -33,9 +33,14 @@
#include <stdio.h>
/*
* Uncomment to force use of a specific curve
#define ECPARAMS POLARSSL_ECP_DP_SECP256R1
* Uncomment to show key and signature details
*/
#define VERBOSE
/*
* Uncomment to force use of a specific curve
*/
#define ECPARAMS POLARSSL_ECP_DP_SECP192R1
#if !defined(ECPARAMS)
#define ECPARAMS ecp_curve_list()->grp_id
@ -53,6 +58,38 @@ int main( int argc, char *argv[] )
return( 0 );
}
#else
#if defined(VERBOSE)
static void dump_buf( char *title, unsigned char *buf, size_t len )
{
size_t i;
printf( "%s", title );
for( i = 0; i < len; i++ )
printf("%c%c", "0123456789ABCDEF" [buf[i] / 16],
"0123456789ABCDEF" [buf[i] % 16] );
printf( "\n" );
}
static void dump_pubkey( char *title, ecdsa_context *key )
{
unsigned char buf[300];
size_t len;
if( ecp_point_write_binary( &key->grp, &key->Q,
POLARSSL_ECP_PF_UNCOMPRESSED, &len, buf, sizeof buf ) != 0 )
{
printf("internal error\n");
return;
}
dump_buf( title, buf, len );
}
#else
#define dump_buf( a, b, c )
#define dump_pubkey( a, b )
#endif
int main( int argc, char *argv[] )
{
int ret;
@ -109,6 +146,8 @@ int main( int argc, char *argv[] )
printf( " ok (key size: %d bits)\n", (int) ctx_sign.grp.pbits );
dump_pubkey( " + Public key: ", &ctx_sign );
/*
* Sign some message hash
*/
@ -125,6 +164,9 @@ int main( int argc, char *argv[] )
}
printf( " ok (signature length = %zu)\n", sig_len );
dump_buf( " + Hash: ", hash, sizeof hash );
dump_buf( " + Signature: ", sig, sig_len );
/*
* Signature is serialized as defined by RFC 4492 p. 20,
* but one can also access 'r' and 's' directly from the context