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Fix ecp_tls_write_point's signature

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This commit is contained in:
Manuel Pégourié-Gonnard
2013-02-10 12:22:46 +01:00
parent b325887fad
commit 420f1eb675
3 changed files with 31 additions and 16 deletions
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23
library/ecp.c
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@ -186,7 +186,7 @@ cleanup:
* Export a point into unsigned binary data (SEC1 2.3.3)
*/
int ecp_point_write_binary( const ecp_group *grp, const ecp_point *P,
int format, uint8_t *olen,
int format, size_t *olen,
unsigned char *buf, size_t buflen )
{
int ret;
@ -293,15 +293,28 @@ int ecp_tls_read_point( const ecp_group *grp, ecp_point *pt,
* } ECPoint;
*/
int ecp_tls_write_point( const ecp_group *grp, const ecp_point *pt,
int format, unsigned char *buf, size_t buf_len )
int format, size_t *olen,
unsigned char *buf, size_t blen )
{
int ret;
/*
* buf_len must be at least one, for our length byte
* buffer length must be at least one, for our length byte
*/
if( buf_len < 1 )
if( blen < 1 )
return( POLARSSL_ERR_ECP_BAD_INPUT_DATA );
return ecp_point_write_binary( grp, pt, format, buf, buf + 1, buf_len - 1);
if( ( ret = ecp_point_write_binary( grp, pt, format,
olen, buf + 1, blen - 1) ) != 0 )
return( ret );
/*
* write length to the first byte and update total length
*/
buf[0] = *olen;
++*olen;
return 0;
}
/*