* ccdigest.h
* corecrypto
*
- * Created by Michael Brouwer on 11/30/10.
- * Copyright 2010,2011 Apple Inc. All rights reserved.
+ * Created on 11/30/2010
+ *
+ * Copyright (c) 2010,2011,2012,2014,2015 Apple Inc. All rights reserved.
*
*/
uint64_t u64;
cc_unit ccn;
} state;
-} __attribute((aligned(8)));
+} CC_ALIGNED(8);
-typedef union {
- struct ccdigest_ctx *hdr;
-} ccdigest_ctx_t __attribute__((transparent_union));
+typedef struct ccdigest_ctx *ccdigest_ctx_t ;
struct ccdigest_state {
union {
uint64_t u64;
cc_unit ccn;
} state;
-} __attribute((aligned(8)));
+} CC_ALIGNED(8);
-typedef union {
- struct ccdigest_state *hdr;
- struct ccdigest_ctx *_ctx;
- ccdigest_ctx_t _ctxt;
-} ccdigest_state_t __attribute__((transparent_union));
+typedef struct ccdigest_state *ccdigest_state_t;
struct ccdigest_info {
- unsigned long output_size;
- unsigned long state_size;
- unsigned long block_size;
- unsigned long oid_size;
- unsigned char *oid;
+ size_t output_size;
+ size_t state_size;
+ size_t block_size;
+ size_t oid_size;
+ const unsigned char *oid;
const void *initial_state;
- void(*compress)(ccdigest_state_t state, unsigned long nblocks,
+ void(*compress)(ccdigest_state_t state, size_t nblocks,
const void *data);
void(*final)(const struct ccdigest_info *di, ccdigest_ctx_t ctx,
unsigned char *digest);
size_t _block_size_, named _name_. Can be used in structs or on the
stack. */
#define ccdigest_ctx_decl(_state_size_, _block_size_, _name_) cc_ctx_decl(struct ccdigest_ctx, ccdigest_ctx_size(_state_size_, _block_size_), _name_)
-#define ccdigest_ctx_clear(_state_size_, _block_size_, _name_) cc_ctx_clear(struct ccdigest_ctx, ccdigest_ctx_size(_state_size_, _block_size_), _name_)
+#define ccdigest_ctx_clear(_state_size_, _block_size_, _name_) cc_clear(ccdigest_ctx_size(_state_size_, _block_size_), _name_)
/* Declare a ccdigest_ctx for a given size_t _state_size_ and
size_t _block_size_, named _name_. Can be used on the stack. */
#define ccdigest_di_decl(_di_, _name_) cc_ctx_decl(struct ccdigest_ctx, ccdigest_di_size(_di_), _name_)
-#define ccdigest_di_clear(_di_, _name_) cc_ctx_clear(struct ccdigest_ctx, ccdigest_di_size(_di_), _name_)
+#define ccdigest_di_clear(_di_, _name_) cc_clear(ccdigest_di_size(_di_), _name_)
/* Digest context field accessors. Consider the implementation private. */
-#define ccdigest_state(_di_, _ctx_) ((ccdigest_state_t)(_ctx_))
-#define ccdigest_state_u8(_di_, _ctx_) (&((ccdigest_ctx_t)(_ctx_)).hdr->state.u8)
-#define ccdigest_state_u32(_di_, _ctx_) (&((ccdigest_ctx_t)(_ctx_)).hdr->state.u32)
-#define ccdigest_state_u64(_di_, _ctx_) (&((ccdigest_ctx_t)(_ctx_)).hdr->state.u64)
-#define ccdigest_state_ccn(_di_, _ctx_) (&((ccdigest_ctx_t)(_ctx_)).hdr->state.ccn)
-#define ccdigest_nbits(_di_, _ctx_) (((uint64_t *)(&((ccdigest_ctx_t)(_ctx_)).hdr->state.u8 + (_di_)->state_size))[0])
-#define ccdigest_data(_di_, _ctx_) (&((ccdigest_ctx_t)(_ctx_)).hdr->state.u8 + (_di_)->state_size + sizeof(uint64_t))
-#define ccdigest_num(_di_, _ctx_) (((unsigned int *)(&((ccdigest_ctx_t)(_ctx_)).hdr->state.u8 + (_di_)->state_size + sizeof(uint64_t) + (_di_)->block_size))[0])
+#define ccdigest_state(_di_, _ctx_) ((struct ccdigest_state *)(&((ccdigest_ctx_t)(_ctx_))->state.u8 + sizeof(uint64_t)))
+
+#define ccdigest_state_u8(_di_, _ctx_) ccdigest_u8(ccdigest_state((_di_), (_ctx_)))
+#define ccdigest_state_u32(_di_, _ctx_) ccdigest_u32(ccdigest_state((_di_), (_ctx_)))
+#define ccdigest_state_u64(_di_, _ctx_) ccdigest_u64(ccdigest_state((_di_), (_ctx_)))
+#define ccdigest_state_ccn(_di_, _ctx_) ccdigest_ccn(ccdigest_state((_di_), (_ctx_)))
+
+#define ccdigest_nbits(_di_, _ctx_) (((uint64_t *)(&((ccdigest_ctx_t)(_ctx_))->state.u8))[0])
+#define ccdigest_data(_di_, _ctx_) (&((ccdigest_ctx_t)(_ctx_))->state.u8 + (_di_)->state_size + sizeof(uint64_t))
+#define ccdigest_num(_di_, _ctx_) (((unsigned int *)(&((ccdigest_ctx_t)(_ctx_))->state.u8 + (_di_)->state_size + sizeof(uint64_t) + (_di_)->block_size))[0])
/* Digest state field accessors. Consider the implementation private. */
-#define ccdigest_u8(_state_) (&((ccdigest_state_t)(_state_)).hdr->state.u8)
-#define ccdigest_u32(_state_) (&((ccdigest_state_t)(_state_)).hdr->state.u32)
-#define ccdigest_u64(_state_) (&((ccdigest_state_t)(_state_)).hdr->state.u64)
-#define ccdigest_ccn(_state_) (&((ccdigest_state_t)(_state_)).hdr->state.ccn)
+#define ccdigest_u8(_state_) (&((ccdigest_state_t)(_state_))->state.u8)
+#define ccdigest_u32(_state_) (&((ccdigest_state_t)(_state_))->state.u32)
+#define ccdigest_u64(_state_) (&((ccdigest_state_t)(_state_))->state.u64)
+#define ccdigest_ccn(_state_) (&((ccdigest_state_t)(_state_))->state.ccn)
/* We could just use memcpy instead of this special macro, but this allows us
to use the optimized ccn_set() assembly routine if we have one, which for
void ccdigest_init(const struct ccdigest_info *di, ccdigest_ctx_t ctx);
void ccdigest_update(const struct ccdigest_info *di, ccdigest_ctx_t ctx,
- unsigned long len, const void *data);
+ size_t len, const void *data);
CC_INLINE
void ccdigest_final(const struct ccdigest_info *di, ccdigest_ctx_t ctx, unsigned char *digest)
di->final(di,ctx,digest);
}
-void ccdigest(const struct ccdigest_info *di, unsigned long len,
+void ccdigest(const struct ccdigest_info *di, size_t len,
const void *data, void *digest);
-/* test functions */
-int ccdigest_test(const struct ccdigest_info *di, unsigned long len,
- const void *data, const void *digest);
-
-int ccdigest_test_chunk(const struct ccdigest_info *di, unsigned long len,
- const void *data, const void *digest, unsigned long chunk);
-
-struct ccdigest_vector {
- unsigned long len;
- const void *message;
- const void *digest;
-};
-
-int ccdigest_test_vector(const struct ccdigest_info *di, const struct ccdigest_vector *v);
-int ccdigest_test_chunk_vector(const struct ccdigest_info *di, const struct ccdigest_vector *v, unsigned long chunk);
+#define OID_DEF(_VALUE_) ((const unsigned char *)_VALUE_)
+
+#define CC_DIGEST_OID_MD2 OID_DEF("\x06\x08\x2A\x86\x48\x86\xF7\x0D\x02\x02")
+#define CC_DIGEST_OID_MD4 OID_DEF("\x06\x08\x2A\x86\x48\x86\xF7\x0D\x02\x04")
+#define CC_DIGEST_OID_MD5 OID_DEF("\x06\x08\x2A\x86\x48\x86\xF7\x0D\x02\x05")
+#define CC_DIGEST_OID_SHA1 OID_DEF("\x06\x05\x2b\x0e\x03\x02\x1a")
+#define CC_DIGEST_OID_SHA224 OID_DEF("\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x04")
+#define CC_DIGEST_OID_SHA256 OID_DEF("\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01")
+#define CC_DIGEST_OID_SHA384 OID_DEF("\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x02")
+#define CC_DIGEST_OID_SHA512 OID_DEF("\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x03")
+#define CC_DIGEST_OID_RMD128 OID_DEF("\x06\x06\x28\xCF\x06\x03\x00\x32")
+#define CC_DIGEST_OID_RMD160 OID_DEF("\x06\x05\x2B\x24\x03\x02\x01")
+#define CC_DIGEST_OID_RMD256 OID_DEF("\x06\x05\x2B\x24\x03\x02\x03")
+#define CC_DIGEST_OID_RMD320 OID_DEF(NULL)
#endif /* _CORECRYPTO_CCDIGEST_H_ */
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