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author | Laurent Bercot <ska-skaware@skarnet.org> | 2015-03-27 13:28:03 +0000 |
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committer | Laurent Bercot <ska-skaware@skarnet.org> | 2015-03-27 13:28:03 +0000 |
commit | e17f71f9f01a429664caf120d9ac159ed9f5283f (patch) | |
tree | 524ebfc55d4aa56b2842a109ffffab2319afa6c2 /src/libstdcrypto/sha512_update.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_update.c')
-rw-r--r-- | src/libstdcrypto/sha512_update.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/libstdcrypto/sha512_update.c b/src/libstdcrypto/sha512_update.c new file mode 100644 index 0000000..4f66622 --- /dev/null +++ b/src/libstdcrypto/sha512_update.c @@ -0,0 +1,24 @@ +/* ISC license. */ + +#include <skalibs/bytestr.h> +#include <skalibs/sha512.h> +#include "sha512-internal.h" + +void sha512_update (SHA512Schedule *ctx, char const *buf, unsigned int len) +{ + register unsigned int pad = ctx->len & 0x7fu ; + ctx->len += len ; + if (pad && len >= 128 - pad) + { + byte_copy(ctx->buf + pad, 128 - pad, buf) ; + buf += 128 - pad ; len -= 128 - pad ; pad = 0 ; + sha512_transform(ctx, ctx->buf) ; + } + + while (len >= 128) + { + sha512_transform(ctx, (unsigned char const *)buf) ; + buf += 128 ; len -= 128 ; + } + byte_copy(ctx->buf + pad, len, buf) ; +} |