michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifdef FREEBL_NO_DEPEND
michael@0: #include "stubs.h"
michael@0: #endif
michael@0: 
michael@0: #include "nspr.h"
michael@0: #include "hasht.h"
michael@0: #include "blapi.h"	/* below the line */
michael@0: #include "secerr.h"
michael@0: 
michael@0: static void *
michael@0: null_hash_new_context(void)
michael@0: {
michael@0:     return NULL;
michael@0: }
michael@0: 
michael@0: static void *
michael@0: null_hash_clone_context(void *v)
michael@0: {
michael@0:     PORT_Assert(v == NULL);
michael@0:     return NULL;
michael@0: }
michael@0: 
michael@0: static void
michael@0: null_hash_begin(void *v)
michael@0: {
michael@0: }
michael@0: 
michael@0: static void
michael@0: null_hash_update(void *v, const unsigned char *input, unsigned int length)
michael@0: {
michael@0: }
michael@0: 
michael@0: static void
michael@0: null_hash_end(void *v, unsigned char *output, unsigned int *outLen,
michael@0: 	      unsigned int maxOut)
michael@0: {
michael@0:     *outLen = 0;
michael@0: }
michael@0: 
michael@0: static void
michael@0: null_hash_destroy_context(void *v, PRBool b)
michael@0: {
michael@0:     PORT_Assert(v == NULL);
michael@0: }
michael@0: 
michael@0: 
michael@0: const SECHashObject SECRawHashObjects[] = {
michael@0:   { 0,
michael@0:     (void * (*)(void)) null_hash_new_context,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) null_hash_destroy_context,
michael@0:     (void (*)(void *)) null_hash_begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) null_hash_update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) null_hash_end,
michael@0:     0,
michael@0:     HASH_AlgNULL,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) null_hash_end
michael@0:   },
michael@0:   { MD2_LENGTH,
michael@0:     (void * (*)(void)) MD2_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) MD2_DestroyContext,
michael@0:     (void (*)(void *)) MD2_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) MD2_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) MD2_End,
michael@0:     MD2_BLOCK_LENGTH,
michael@0:     HASH_AlgMD2,
michael@0:     NULL /* end_raw */
michael@0:   },
michael@0:   { MD5_LENGTH,
michael@0:     (void * (*)(void)) MD5_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) MD5_DestroyContext,
michael@0:     (void (*)(void *)) MD5_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) MD5_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) MD5_End,
michael@0:     MD5_BLOCK_LENGTH,
michael@0:     HASH_AlgMD5,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) MD5_EndRaw
michael@0:   },
michael@0:   { SHA1_LENGTH,
michael@0:     (void * (*)(void)) SHA1_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) SHA1_DestroyContext,
michael@0:     (void (*)(void *)) SHA1_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) SHA1_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *, unsigned int)) SHA1_End,
michael@0:     SHA1_BLOCK_LENGTH,
michael@0:     HASH_AlgSHA1,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *, unsigned int))
michael@0: 	SHA1_EndRaw
michael@0:   },
michael@0:   { SHA256_LENGTH,
michael@0:     (void * (*)(void)) SHA256_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) SHA256_DestroyContext,
michael@0:     (void (*)(void *)) SHA256_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) SHA256_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA256_End,
michael@0:     SHA256_BLOCK_LENGTH,
michael@0:     HASH_AlgSHA256,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA256_EndRaw
michael@0:   },
michael@0:   { SHA384_LENGTH,
michael@0:     (void * (*)(void)) SHA384_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) SHA384_DestroyContext,
michael@0:     (void (*)(void *)) SHA384_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) SHA384_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA384_End,
michael@0:     SHA384_BLOCK_LENGTH,
michael@0:     HASH_AlgSHA384,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA384_EndRaw
michael@0:   },
michael@0:   { SHA512_LENGTH,
michael@0:     (void * (*)(void)) SHA512_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) SHA512_DestroyContext,
michael@0:     (void (*)(void *)) SHA512_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) SHA512_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA512_End,
michael@0:     SHA512_BLOCK_LENGTH,
michael@0:     HASH_AlgSHA512,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA512_EndRaw
michael@0:   },
michael@0:   { SHA224_LENGTH,
michael@0:     (void * (*)(void)) SHA224_NewContext,
michael@0:     (void * (*)(void *)) null_hash_clone_context,
michael@0:     (void (*)(void *, PRBool)) SHA224_DestroyContext,
michael@0:     (void (*)(void *)) SHA224_Begin,
michael@0:     (void (*)(void *, const unsigned char *, unsigned int)) SHA224_Update,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA224_End,
michael@0:     SHA224_BLOCK_LENGTH,
michael@0:     HASH_AlgSHA224,
michael@0:     (void (*)(void *, unsigned char *, unsigned int *,
michael@0: 	      unsigned int)) SHA224_EndRaw
michael@0:   },
michael@0: };
michael@0: 
michael@0: const SECHashObject *
michael@0: HASH_GetRawHashObject(HASH_HashType hashType)
michael@0: {
michael@0:     if (hashType < HASH_AlgNULL || hashType >= HASH_AlgTOTAL) {
michael@0: 	PORT_SetError(SEC_ERROR_INVALID_ARGS);
michael@0: 	return NULL;
michael@0:     }
michael@0:     return &SECRawHashObjects[hashType];
michael@0: }