diff options
Diffstat (limited to 'runtime/librsgt.c')
| -rw-r--r-- | runtime/librsgt.c | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/runtime/librsgt.c b/runtime/librsgt.c index 4e457005..2f336e2d 100644 --- a/runtime/librsgt.c +++ b/runtime/librsgt.c @@ -350,15 +350,21 @@ seedIV(gtctx ctx) } gtctx -rsgtCtxNew(unsigned char *logfn, enum GTHashAlgorithm hashAlg) +rsgtCtxNew(void) { - char fn[MAXFNAME+1]; gtctx ctx; - ctx = calloc(1, sizeof(struct gtctx_s)); + ctx = calloc(1, sizeof(struct gtctx_s)); ctx->x_prev = NULL; - ctx->hashAlg = hashAlg; + ctx->hashAlg = GT_HASHALG_SHA256; ctx->timestamper = strdup( "http://stamper.guardtime.net/gt-signingservice"); + return ctx; +} + +int +rsgtCtxOpenFile(gtctx ctx, unsigned char *logfn) +{ + char fn[MAXFNAME+1]; snprintf(fn, sizeof(fn), "%s.gtsig", logfn); fn[MAXFNAME] = '\0'; /* be on save side */ ctx->sigfilename = (uchar*) strdup(fn); @@ -366,9 +372,31 @@ rsgtCtxNew(unsigned char *logfn, enum GTHashAlgorithm hashAlg) fn[MAXFNAME] = '\0'; /* be on save side */ ctx->statefilename = (uchar*) strdup(fn); tlvOpen(ctx, LOGSIGHDR, sizeof(LOGSIGHDR)-1); - return ctx; + return 0; } + +/* returns 0 on succes, 1 if algo is unknown */ +int +rsgtSetHashFunction(gtctx ctx, char *algName) +{ + int r = 0; + if(!strcmp(algName, "SHA2-256")) + ctx->hashAlg = GT_HASHALG_SHA256; + else if(!strcmp(algName, "SHA2-384")) + ctx->hashAlg = GT_HASHALG_SHA384; + else if(!strcmp(algName, "SHA2-512")) + ctx->hashAlg = GT_HASHALG_SHA512; + else if(!strcmp(algName, "SHA1")) + ctx->hashAlg = GT_HASHALG_SHA1; + else if(!strcmp(algName, "RIPEMD-160")) + ctx->hashAlg = GT_HASHALG_RIPEMD160; + else if(!strcmp(algName, "SHA2-224")) + ctx->hashAlg = GT_HASHALG_SHA224; + else + r = 1; + return r; +} void rsgtCtxDel(gtctx ctx) { |