diff options
author | Laurent Bercot <ska-skaware@skarnet.org> | 2015-03-27 13:28:03 +0000 |
---|---|---|
committer | Laurent Bercot <ska-skaware@skarnet.org> | 2015-03-27 13:28:03 +0000 |
commit | e17f71f9f01a429664caf120d9ac159ed9f5283f (patch) | |
tree | 524ebfc55d4aa56b2842a109ffffab2319afa6c2 /src/libstdcrypto/sha512_final.c | |
parent | 36333f75234a6cb1b98cbe104aee3506d6bec9a1 (diff) | |
download | skalibs-e17f71f9f01a429664caf120d9ac159ed9f5283f.tar.xz |
- added sha512 (buggy, need to commit to test somewhere else)
- version bump (not a rc yet)
- bugfix: buffer_get returned -1 EPIPE on short reads w/o EOF
Diffstat (limited to 'src/libstdcrypto/sha512_final.c')
-rw-r--r-- | src/libstdcrypto/sha512_final.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/libstdcrypto/sha512_final.c b/src/libstdcrypto/sha512_final.c new file mode 100644 index 0000000..968671b --- /dev/null +++ b/src/libstdcrypto/sha512_final.c @@ -0,0 +1,25 @@ +/* ISC license. */ + +#include <skalibs/bytestr.h> +#include <skalibs/uint64.h> +#include <skalibs/sha512.h> +#include "sha512-internal.h" + +void sha512_final (SHA512Schedule *ctx, char *digest) +{ + register unsigned int i = 0 ; + register unsigned int pad = ctx->len % 128; + + ctx->buf[pad++] = 0x80 ; + if (pad > 112) + { + byte_zero(ctx->buf + pad, 128 - pad) ; + sha512_transform(ctx, ctx->buf) ; + pad = 0 ; + } + byte_zero(ctx + pad, 120 - pad) ; + uint64_pack_big((char *)ctx->buf + 120, ctx->len << 3) ; + sha512_transform(ctx, ctx->buf) ; + + for (; i < 8 ; i++) uint64_pack_big(digest + (i << 3), ctx->h[i]) ; +} |