X-Git-Url: https://git.distorted.org.uk/~mdw/catacomb/blobdiff_plain/0f00dc4c8eb47e67bc0f148c2dd109f73a451e0a..1519ef6617fd7351bd40026b9eeb47c7f7f42234:/symm/sha512.h

diff --git a/symm/sha512.h b/symm/sha512.h
index 2f3edc29..1a0de279 100644
--- a/symm/sha512.h
+++ b/symm/sha512.h
@@ -61,6 +61,14 @@
 #define SHA384_HASHSZ 48
 #define SHA384_STATESZ 64
 
+#define SHA512_256_BUFSZ 128
+#define SHA512_256_HASHSZ 32
+#define SHA512_256_STATESZ 64
+
+#define SHA512_224_BUFSZ 128
+#define SHA512_224_HASHSZ 28
+#define SHA512_224_STATESZ 64
+
 /*----- Data structures ---------------------------------------------------*/
 
 typedef struct sha512_ctx {
@@ -68,11 +76,11 @@ typedef struct sha512_ctx {
   uint32 nh, nl;			/* Byte count so far */
   unsigned off;				/* Offset into buffer */
   octet buf[SHA512_BUFSZ];		/* Accumulation buffer */
-} sha512_ctx, sha384_ctx;
+} sha512_ctx, sha384_ctx, sha512_256_ctx, sha512_224_ctx;
 
 /*----- Functions provided ------------------------------------------------*/
 
-/* --- @sha512_compress@, @sha384_compress@ --- *
+/* --- @sha512_compress@, etc. --- *
  *
  * Arguments:	@sha512_ctx *ctx@ = pointer to context block
  *		@const void *sbuf@ = pointer to buffer of appropriate size
@@ -84,8 +92,10 @@ typedef struct sha512_ctx {
 
 extern void sha512_compress(sha512_ctx */*ctx*/, const void */*sbuf*/);
 #define sha384_compress sha512_compress
+#define sha512_256_compress sha512_compress
+#define sha512_224_compress sha512_compress
 
-/* --- @sha512_init@, @sha384_init@ --- *
+/* --- @sha512_init@, etc. --- *
  *
  * Arguments:	@sha512_ctx *ctx@ = pointer to context block to initialize
  *
@@ -96,8 +106,10 @@ extern void sha512_compress(sha512_ctx */*ctx*/, const void */*sbuf*/);
 
 extern void sha512_init(sha512_ctx */*ctx*/);
 extern void sha384_init(sha512_ctx */*ctx*/);
+extern void sha512_256_init(sha512_ctx */*ctx*/);
+extern void sha512_224_init(sha512_ctx */*ctx*/);
 
-/* --- @sha512_set@, @sha384_set@ --- *
+/* --- @sha512_set@, etc. --- *
  *
  * Arguments:	@sha512_ctx *ctx@ = pointer to context block
  *		@const void *buf@ = pointer to state buffer
@@ -113,8 +125,10 @@ extern void sha384_init(sha512_ctx */*ctx*/);
 extern void sha512_set(sha512_ctx */*ctx*/, const void */*buf*/,
 		       unsigned long /*count*/);
 #define sha384_set sha512_set
+#define sha512_256_set sha512_set
+#define sha512_224_set sha512_set
 
-/* --- @sha512_hash@, @sha384_hash@ --- *
+/* --- @sha512_hash@, etc. --- *
  *
  * Arguments:	@sha512_ctx *ctx@ = pointer to context block
  *		@const void *buf@ = buffer of data to hash
@@ -129,8 +143,10 @@ extern void sha512_set(sha512_ctx */*ctx*/, const void */*buf*/,
 extern void sha512_hash(sha512_ctx */*ctx*/,
 			const void */*buf*/, size_t /*sz*/);
 #define sha384_hash sha512_hash
+#define sha512_256_hash sha512_hash
+#define sha512_224_hash sha512_hash
 
-/* --- @sha512_done@, @sha384_done@ --- *
+/* --- @sha512_done@, etc. --- *
  *
  * Arguments:	@sha512_ctx *ctx@ = pointer to context block
  *		@void *hash@ = pointer to output buffer
@@ -142,6 +158,8 @@ extern void sha512_hash(sha512_ctx */*ctx*/,
 
 extern void sha512_done(sha512_ctx */*ctx*/, void */*hash*/);
 extern void sha384_done(sha512_ctx */*ctx*/, void */*hash*/);
+extern void sha512_256_done(sha512_ctx */*ctx*/, void */*hash*/);
+extern void sha512_224_done(sha512_ctx */*ctx*/, void */*hash*/);
 
 /* --- @sha512_state@, @sha384_state@ --- *
  *
@@ -156,11 +174,15 @@ extern void sha384_done(sha512_ctx */*ctx*/, void */*hash*/);
 
 extern unsigned long sha512_state(sha512_ctx */*ctx*/, void */*state*/);
 #define sha384_state sha512_state
+#define sha512_256_state sha512_state
+#define sha512_224_state sha512_state
 
 /*----- Generic hash interface --------------------------------------------*/
 
 extern const gchash sha512;
 extern const gchash sha384;
+extern const gchash sha512_256;
+extern const gchash sha512_224;
 
 /*----- That's all, folks -------------------------------------------------*/