diff options
Diffstat (limited to 'runtime/librsgt.c')
| -rw-r--r-- | runtime/librsgt.c | 60 |
1 files changed, 39 insertions, 21 deletions
diff --git a/runtime/librsgt.c b/runtime/librsgt.c index 72a1dfeb..b3e23628 100644 --- a/runtime/librsgt.c +++ b/runtime/librsgt.c @@ -59,15 +59,6 @@ typedef unsigned char uchar; #define VERSION "no-version" #endif -static void -outputhash(GTDataHash *hash) -{ - unsigned i; - for(i = 0 ; i < hash->digest_length ; ++i) - printf("%2.2x", hash->digest[i]); - printf("\n"); -} - void rsgtInit(char *usragent) @@ -159,19 +150,45 @@ tlvbufAddOctetString(gtctx ctx, uint8_t *octet, int size) for(i = 0 ; i < size ; ++i) tlvbufAddOctet(ctx, octet[i]); } -static inline void -tlvbufAddInt32(gtctx ctx, uint32_t val) -{ - tlvbufAddOctet(ctx, (val >> 24) & 0xff); - tlvbufAddOctet(ctx, (val >> 16) & 0xff); - tlvbufAddOctet(ctx, (val >> 8) & 0xff); - tlvbufAddOctet(ctx, val & 0xff); +/* return the actual length in to-be-written octets of an integer */ +static inline uint8_t +tlvbufGetInt64OctetSize(uint64_t val) +{ + if(val >> 56) + return 8; + if((val >> 48) & 0xff) + return 7; + if((val >> 40) & 0xff) + return 6; + if((val >> 32) & 0xff) + return 5; + if((val >> 24) & 0xff) + return 4; + if((val >> 16) & 0xff) + return 3; + if((val >> 8) & 0xff) + return 2; + return 1; } static inline void tlvbufAddInt64(gtctx ctx, uint64_t val) { - tlvbufAddInt32(ctx, (val >> 32) & 0xffffffff); - tlvbufAddInt32(ctx, val & 0xffffffff); + uint8_t doWrite = 0; + if(val >> 56) + tlvbufAddOctet(ctx, (val >> 56) & 0xff), doWrite = 1; + if(doWrite || ((val >> 48) & 0xff)) + tlvbufAddOctet(ctx, (val >> 48) & 0xff), doWrite = 1; + if(doWrite || ((val >> 40) & 0xff)) + tlvbufAddOctet(ctx, (val >> 40) & 0xff), doWrite = 1; + if(doWrite || ((val >> 32) & 0xff)) + tlvbufAddOctet(ctx, (val >> 32) & 0xff), doWrite = 1; + if(doWrite || ((val >> 24) & 0xff)) + tlvbufAddOctet(ctx, (val >> 24) & 0xff), doWrite = 1; + if(doWrite || ((val >> 16) & 0xff)) + tlvbufAddOctet(ctx, (val >> 16) & 0xff), doWrite = 1; + if(doWrite || ((val >> 8) & 0xff)) + tlvbufAddOctet(ctx, (val >> 8) & 0xff), doWrite = 1; + tlvbufAddOctet(ctx, val & 0xff); } @@ -204,13 +221,14 @@ void tlvWriteBlockSig(gtctx ctx, uchar *der, uint16_t lenDer) { unsigned tlvlen; + uint8_t tlvlenRecords; + tlvlenRecords = tlvbufGetInt64OctetSize(ctx->nRecords); tlvlen = 2 + 1 /* hash algo TLV */ + 2 + hashOutputLengthOctets(ctx->hashAlg) /* iv */ + 2 + 1 + ctx->lenBlkStrtHash /* last hash */ + - 2 + 8 /* rec-count (64 bit integer) */ + + 2 + tlvlenRecords /* rec-count */ + 4 + lenDer /* rfc-3161 */; -printf("TTTT: tlvlen %u, lenDer %u\n", tlvlen, lenDer); /* write top-level TLV object (block-sig */ tlv16Write(ctx, 0x00, 0x0902, tlvlen); /* and now write the children */ @@ -226,7 +244,7 @@ printf("TTTT: tlvlen %u, lenDer %u\n", tlvlen, lenDer); tlvbufAddOctet(ctx, hashIdentifier(ctx->hashAlg)); tlvbufAddOctetString(ctx, ctx->blkStrtHash, ctx->lenBlkStrtHash); /* rec-count */ - tlv8Write(ctx, 0x00, 0x03, 8); + tlv8Write(ctx, 0x00, 0x03, tlvlenRecords); tlvbufAddInt64(ctx, ctx->nRecords); /* rfc-3161 */ tlv16Write(ctx, 0x00, 0x906, lenDer); |