* sslDigests.c - Interface between SSL and SHA, MD5 digest implementations
*/
-#include "sslContext.h"
-#include "cryptType.h"
#include "sslMemory.h"
#include "sslDigests.h"
-#include "sslDebug.h"
-
-#include <CommonCrypto/CommonDigest.h>
-#include <string.h>
+#include <Security/SecBase.h>
#define DIGEST_PRINT 0
#if DIGEST_PRINT
#define dgprintf(s)
#endif
-const UInt8 SSLMACPad1[MAX_MAC_PADDING] =
-{
- 0x36,0x36,0x36,0x36,0x36,0x36,0x36,0x36,
- 0x36,0x36,0x36,0x36,0x36,0x36,0x36,0x36,
- 0x36,0x36,0x36,0x36,0x36,0x36,0x36,0x36,
- 0x36,0x36,0x36,0x36,0x36,0x36,0x36,0x36,
- 0x36,0x36,0x36,0x36,0x36,0x36,0x36,0x36,
- 0x36,0x36,0x36,0x36,0x36,0x36,0x36,0x36
-};
-
-const UInt8 SSLMACPad2[MAX_MAC_PADDING] =
-{
- 0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,
- 0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,
- 0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,
- 0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,
- 0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,
- 0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C,0x5C
-};
/*
* Public general hash functions
*/
OSStatus
CloneHashState(
- const HashReference *ref,
- const SSLBuffer *state,
- SSLBuffer *newState,
- SSLContext *ctx)
-{
+ const HashReference *ref,
+ const SSLBuffer *state,
+ SSLBuffer *newState)
+{
OSStatus err;
- if ((err = SSLAllocBuffer(newState, ref->contextSize, ctx)) != 0)
+ if ((err = SSLAllocBuffer(newState, ref->contextSize)))
return err;
return ref->clone(state, newState);
}
* Wrapper for HashReference.init.
*/
OSStatus
-ReadyHash(const HashReference *ref, SSLBuffer *state, SSLContext *ctx)
-{
+ReadyHash(const HashReference *ref, SSLBuffer *state)
+{
OSStatus err;
- if ((err = SSLAllocBuffer(state, ref->contextSize, ctx)) != 0)
+ if ((err = SSLAllocBuffer(state, ref->contextSize)))
return err;
- return ref->init(state, ctx);
+ return ref->init(state);
}
/*
* Wrapper for HashReference.close. Tolerates NULL state and frees it if it's
* there.
*/
-OSStatus CloseHash(const HashReference *ref, SSLBuffer *state, SSLContext *ctx)
+OSStatus CloseHash(const HashReference *ref, SSLBuffer *state)
{
OSStatus serr;
if(state->data == NULL) {
- return noErr;
+ return errSecSuccess;
}
- serr = ref->close(state, ctx);
+ serr = ref->close(state);
if(serr) {
return serr;
}
- return SSLFreeBuffer(state, ctx);
-}
-
-
-/*** NULL ***/
-static OSStatus HashNullInit(SSLBuffer *digestCtx, SSLContext *sslCtx) {
- return noErr;
-}
-static OSStatus HashNullUpdate(SSLBuffer *digestCtx, const SSLBuffer *data) {
- return noErr;
-}
-static OSStatus HashNullFinal(SSLBuffer *digestCtx, SSLBuffer *digest) {
- return noErr;
-}
-static OSStatus HashNullClose(SSLBuffer *digestCtx, SSLContext *sslCtx) {
- return noErr;
-}
-static OSStatus HashNullClone(const SSLBuffer *src, SSLBuffer *dest) {
- return noErr;
-}
-
-/*** MD5 ***/
-static OSStatus HashMD5Init(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_MD5_CTX));
- CC_MD5_CTX *ctx = (CC_MD5_CTX *)digestCtx->data;
- CC_MD5_Init(ctx);
- dgprintf(("###HashMD5Init ctx %p\n", ctx));
- return noErr;
-}
-
-static OSStatus HashMD5Update(SSLBuffer *digestCtx, const SSLBuffer *data)
-{
- /* 64 bits cast: safe, SSL records are always smaller than 2^32 bytes */
- assert(digestCtx->length >= sizeof(CC_MD5_CTX));
- CC_MD5_CTX *ctx = (CC_MD5_CTX *)digestCtx->data;
- CC_MD5_Update(ctx, data->data, (CC_LONG)data->length);
- return noErr;
-}
-
-static OSStatus HashMD5Final(SSLBuffer *digestCtx, SSLBuffer *digest)
-{
- assert(digestCtx->length >= sizeof(CC_MD5_CTX));
- CC_MD5_CTX *ctx = (CC_MD5_CTX *)digestCtx->data;
- dgprintf(("###HashMD5Final ctx %p\n", ctx));
- assert(digest->length >= CC_MD5_DIGEST_LENGTH);
- //if (digest->length < CC_MD5_DIGEST_LENGTH)
- // return errSSLCrypto;
- CC_MD5_Final(digest->data, ctx);
- digest->length = CC_MD5_DIGEST_LENGTH;
- return noErr;
-}
-
-static OSStatus HashMD5Close(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_MD5_CTX));
- return noErr;
-}
-
-static OSStatus HashMD5Clone(const SSLBuffer *src, SSLBuffer *dst)
-{
- CC_MD5_CTX *srcCtx;
- CC_MD5_CTX *dstCtx;
-
- assert(src->length >= sizeof(CC_MD5_CTX));
- assert(dst->length >= sizeof(CC_MD5_CTX));
-
- srcCtx = (CC_MD5_CTX *)src->data;
- dstCtx = (CC_MD5_CTX *)dst->data;
- dgprintf(("###HashMD5Clone srcCtx %p dstCtx %p\n", srcCtx, dstCtx));
-
- memcpy(dstCtx, srcCtx, sizeof(CC_MD5_CTX));
- return noErr;
-}
-
-/*** SHA1 ***/
-static OSStatus HashSHA1Init(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_SHA1_CTX));
- CC_SHA1_CTX *ctx = (CC_SHA1_CTX *)digestCtx->data;
- CC_SHA1_Init(ctx);
- dgprintf(("###HashSHA1Init ctx %p\n", ctx));
- return noErr;
-}
-
-static OSStatus HashSHA1Update(SSLBuffer *digestCtx, const SSLBuffer *data)
-{
- /* 64 bits cast: safe, SSL records are always smaller than 2^32 bytes */
- assert(digestCtx->length >= sizeof(CC_SHA1_CTX));
- CC_SHA1_CTX *ctx = (CC_SHA1_CTX *)digestCtx->data;
- CC_SHA1_Update(ctx, data->data, (CC_LONG)data->length);
- return noErr;
-}
-
-static OSStatus HashSHA1Final(SSLBuffer *digestCtx, SSLBuffer *digest)
-{
- assert(digestCtx->length >= sizeof(CC_SHA1_CTX));
- CC_SHA1_CTX *ctx = (CC_SHA1_CTX *)digestCtx->data;
- dgprintf(("###HashSHA1Final ctx %p\n", ctx));
- assert(digest->length >= CC_SHA1_DIGEST_LENGTH);
- //if (digest->length < CC_SHA1_DIGEST_LENGTH)
- // return errSSLCrypto;
- CC_SHA1_Final(digest->data, ctx);
- digest->length = CC_SHA1_DIGEST_LENGTH;
- return noErr;
-}
-
-static OSStatus HashSHA1Close(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_SHA1_CTX));
- return noErr;
-}
-
-static OSStatus HashSHA1Clone(const SSLBuffer *src, SSLBuffer *dst)
-{
- CC_SHA1_CTX *srcCtx;
- CC_SHA1_CTX *dstCtx;
-
- assert(src->length >= sizeof(CC_SHA1_CTX));
- assert(dst->length >= sizeof(CC_SHA1_CTX));
-
- srcCtx = (CC_SHA1_CTX *)src->data;
- dstCtx = (CC_SHA1_CTX *)dst->data;
- dgprintf(("###HashSHA1Clone srcCtx %p dstCtx %p\n", srcCtx, dstCtx));
-
- memcpy(dstCtx, srcCtx, sizeof(CC_SHA1_CTX));
- return noErr;
-}
-
-/*** SHA256 ***/
-static OSStatus HashSHA256Init(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_SHA256_CTX));
- CC_SHA256_CTX *ctx = (CC_SHA256_CTX *)digestCtx->data;
- CC_SHA256_Init(ctx);
- dgprintf(("###HashSHA256Init ctx %p\n", ctx));
- return noErr;
-}
-
-static OSStatus HashSHA256Update(SSLBuffer *digestCtx, const SSLBuffer *data)
-{
- /* 64 bits cast: safe, SSL records are always smaller than 2^32 bytes */
- assert(digestCtx->length >= sizeof(CC_SHA256_CTX));
- CC_SHA256_CTX *ctx = (CC_SHA256_CTX *)digestCtx->data;
- CC_SHA256_Update(ctx, data->data, (CC_LONG)data->length);
- return noErr;
-}
-
-static OSStatus HashSHA256Final(SSLBuffer *digestCtx, SSLBuffer *digest)
-{
- assert(digestCtx->length >= sizeof(CC_SHA256_CTX));
- CC_SHA256_CTX *ctx = (CC_SHA256_CTX *)digestCtx->data;
- dgprintf(("###HashSHA256Final ctx %p\n", ctx));
- assert(digest->length >= CC_SHA256_DIGEST_LENGTH);
- //if (digest->length < CC_SHA256_DIGEST_LENGTH)
- // return errSSLCrypto;
- CC_SHA256_Final(digest->data, ctx);
- digest->length = CC_SHA256_DIGEST_LENGTH;
- return noErr;
-}
-
-static OSStatus HashSHA256Close(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_SHA256_CTX));
- return noErr;
-}
-
-static OSStatus HashSHA256Clone(const SSLBuffer *src, SSLBuffer *dst)
-{
- CC_SHA256_CTX *srcCtx;
- CC_SHA256_CTX *dstCtx;
-
- assert(src->length >= sizeof(CC_SHA256_CTX));
- assert(dst->length >= sizeof(CC_SHA256_CTX));
-
- srcCtx = (CC_SHA256_CTX *)src->data;
- dstCtx = (CC_SHA256_CTX *)dst->data;
- dgprintf(("###HashSHA256Clone srcCtx %p dstCtx %p\n", srcCtx, dstCtx));
-
- memcpy(dstCtx, srcCtx, sizeof(CC_SHA256_CTX));
- return noErr;
-}
-
-/*** SHA384 ***/
-static OSStatus HashSHA384Init(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_SHA512_CTX));
- CC_SHA512_CTX *ctx = (CC_SHA512_CTX *)digestCtx->data;
- CC_SHA384_Init(ctx);
- dgprintf(("###HashSHA384Init ctx %p\n", ctx));
- return noErr;
-}
-
-static OSStatus HashSHA384Update(SSLBuffer *digestCtx, const SSLBuffer *data)
-{
- /* 64 bits cast: safe, SSL records are always smaller than 2^32 bytes */
- assert(digestCtx->length >= sizeof(CC_SHA512_CTX));
- CC_SHA512_CTX *ctx = (CC_SHA512_CTX *)digestCtx->data;
- CC_SHA384_Update(ctx, data->data, (CC_LONG)data->length);
- return noErr;
-}
-
-static OSStatus HashSHA384Final(SSLBuffer *digestCtx, SSLBuffer *digest)
-{
- assert(digestCtx->length >= sizeof(CC_SHA512_CTX));
- CC_SHA512_CTX *ctx = (CC_SHA512_CTX *)digestCtx->data;
- dgprintf(("###HashSHA384Final ctx %p\n", ctx));
- assert(digest->length >= CC_SHA384_DIGEST_LENGTH);
- //if (digest->length < CC_SHA384_DIGEST_LENGTH)
- // return errSSLCrypto;
- CC_SHA384_Final(digest->data, ctx);
- digest->length = CC_SHA384_DIGEST_LENGTH;
- return noErr;
-}
-
-static OSStatus HashSHA384Close(SSLBuffer *digestCtx, SSLContext *sslCtx)
-{
- assert(digestCtx->length >= sizeof(CC_SHA512_CTX));
- return noErr;
+ return SSLFreeBuffer(state);
}
-
-static OSStatus HashSHA384Clone(const SSLBuffer *src, SSLBuffer *dst)
-{
- CC_SHA512_CTX *srcCtx;
- CC_SHA512_CTX *dstCtx;
-
- assert(src->length >= sizeof(CC_SHA512_CTX));
- assert(dst->length >= sizeof(CC_SHA512_CTX));
-
- srcCtx = (CC_SHA512_CTX *)src->data;
- dstCtx = (CC_SHA512_CTX *)dst->data;
- dgprintf(("###HashSHA384Clone srcCtx %p dstCtx %p\n", srcCtx, dstCtx));
-
- memcpy(dstCtx, srcCtx, sizeof(CC_SHA512_CTX));
- return noErr;
-}
-
-/*
- * These are the handles by which the bulk of digesting work
- * is done.
- */
-const HashReference SSLHashNull =
- {
- 0,
- 0,
- 0,
- HashNullInit,
- HashNullUpdate,
- HashNullFinal,
- HashNullClose,
- HashNullClone
- };
-
-const HashReference SSLHashMD5 =
- {
- sizeof(CC_MD5_CTX),
- CC_MD5_DIGEST_LENGTH,
- 48,
- HashMD5Init,
- HashMD5Update,
- HashMD5Final,
- HashMD5Close,
- HashMD5Clone
- };
-
-const HashReference SSLHashSHA1 =
- {
- sizeof(CC_SHA1_CTX),
- CC_SHA1_DIGEST_LENGTH,
- 40,
- HashSHA1Init,
- HashSHA1Update,
- HashSHA1Final,
- HashSHA1Close,
- HashSHA1Clone
- };
-
-const HashReference SSLHashSHA256 =
- {
- sizeof(CC_SHA256_CTX),
- CC_SHA256_DIGEST_LENGTH,
- CC_SHA256_BLOCK_BYTES,
- HashSHA256Init,
- HashSHA256Update,
- HashSHA256Final,
- HashSHA256Close,
- HashSHA256Clone
- };
-
-const HashReference SSLHashSHA384 =
- {
- sizeof(CC_SHA512_CTX),
- CC_SHA384_DIGEST_LENGTH,
- CC_SHA384_BLOCK_BYTES,
- HashSHA384Init,
- HashSHA384Update,
- HashSHA384Final,
- HashSHA384Close,
- HashSHA384Clone
- };
projects / apple / security.git / blobdiff