diff options
Diffstat (limited to 'cipher/md.c')
| -rw-r--r-- | cipher/md.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/cipher/md.c b/cipher/md.c index c87f3286b..46083960f 100644 --- a/cipher/md.c +++ b/cipher/md.c @@ -28,6 +28,7 @@ #include "errors.h" + /*static FILE *dumpfp;*/ /**************** @@ -176,3 +177,39 @@ md_get_algo( MD_HANDLE a ) return 0; } + +const byte * +md_asn_oid( int algo, size_t *asnlen, size_t *mdlen ) +{ + size_t alen, mlen; + byte *p; + + if( algo == DIGEST_ALGO_MD5 ) { + static byte asn[18] = /* Object ID is 1.2.840.113549.2.5 */ + { 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, 0x2a, 0x86,0x48, + 0x86, 0xf7, 0x0d, 0x02, 0x05, 0x05, 0x00, 0x04, 0x10 }; + mlen = 16; alen = DIM(asn); p = asn; + } + else if( algo == DIGEST_ALGO_RMD160 ) { + static byte asn[15] = /* Object ID is 1.3.36.3.2.1 */ + { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x24, 0x03, + 0x02, 0x01, 0x05, 0x00, 0x04, 0x14 }; + mlen = 20; alen = DIM(asn); p = asn; + } + else if( algo == DIGEST_ALGO_SHA1 ) { + static byte asn[15] = /* Objet ID is 1.3.14.3.2.26 */ + { 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, 0x2b, 0x0e, 0x03, + 0x02, 0x1a, 0x05, 0x00, 0x04, 0x14 }; + mlen = 20; alen = DIM(asn); p = asn; + } + else + log_bug("md_asn_oid(%d)", algo ); + + if( asnlen ) + *asnlen = alen; + if( mdlen ) + *mdlen = mlen; + return p; +} + + |