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This commit is contained in:
Zhi Guan
2015-08-15 15:02:15 +08:00
parent 06df2fab54
commit 3bdc0ea895
2536 changed files with 417052 additions and 271997 deletions
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323
crypto/hmac/hm_pmeth.c
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@@ -1,5 +1,6 @@
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2007.
/*
* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
* 2007.
*/
/* ====================================================================
* Copyright (c) 2007 The OpenSSL Project. All rights reserved.
@@ -9,7 +10,7 @@
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
@@ -65,201 +66,197 @@
/* HMAC pkey context structure */
typedef struct
{
const EVP_MD *md; /* MD for HMAC use */
ASN1_OCTET_STRING ktmp; /* Temp storage for key */
HMAC_CTX ctx;
} HMAC_PKEY_CTX;
typedef struct {
const EVP_MD *md; /* MD for HMAC use */
ASN1_OCTET_STRING ktmp; /* Temp storage for key */
HMAC_CTX ctx;
} HMAC_PKEY_CTX;
static int pkey_hmac_init(EVP_PKEY_CTX *ctx)
{
HMAC_PKEY_CTX *hctx;
hctx = OPENSSL_malloc(sizeof(HMAC_PKEY_CTX));
if (!hctx)
return 0;
hctx->md = NULL;
hctx->ktmp.data = NULL;
hctx->ktmp.length = 0;
hctx->ktmp.flags = 0;
hctx->ktmp.type = V_ASN1_OCTET_STRING;
HMAC_CTX_init(&hctx->ctx);
{
HMAC_PKEY_CTX *hctx;
hctx = OPENSSL_malloc(sizeof(HMAC_PKEY_CTX));
if (!hctx)
return 0;
hctx->md = NULL;
hctx->ktmp.data = NULL;
hctx->ktmp.length = 0;
hctx->ktmp.flags = 0;
hctx->ktmp.type = V_ASN1_OCTET_STRING;
HMAC_CTX_init(&hctx->ctx);
ctx->data = hctx;
ctx->keygen_info_count = 0;
ctx->data = hctx;
ctx->keygen_info_count = 0;
return 1;
}
return 1;
}
static int pkey_hmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
{
HMAC_PKEY_CTX *sctx, *dctx;
if (!pkey_hmac_init(dst))
return 0;
sctx = src->data;
dctx = dst->data;
dctx->md = sctx->md;
HMAC_CTX_init(&dctx->ctx);
HMAC_CTX_copy(&dctx->ctx, &sctx->ctx);
if (sctx->ktmp.data)
{
if (!ASN1_OCTET_STRING_set(&dctx->ktmp,
sctx->ktmp.data, sctx->ktmp.length))
return 0;
}
return 1;
}
{
HMAC_PKEY_CTX *sctx, *dctx;
if (!pkey_hmac_init(dst))
return 0;
sctx = src->data;
dctx = dst->data;
dctx->md = sctx->md;
HMAC_CTX_init(&dctx->ctx);
if (!HMAC_CTX_copy(&dctx->ctx, &sctx->ctx))
return 0;
if (sctx->ktmp.data) {
if (!ASN1_OCTET_STRING_set(&dctx->ktmp,
sctx->ktmp.data, sctx->ktmp.length))
return 0;
}
return 1;
}
static void pkey_hmac_cleanup(EVP_PKEY_CTX *ctx)
{
HMAC_PKEY_CTX *hctx = ctx->data;
HMAC_CTX_cleanup(&hctx->ctx);
if (hctx->ktmp.data)
{
if (hctx->ktmp.length)
OPENSSL_cleanse(hctx->ktmp.data, hctx->ktmp.length);
OPENSSL_free(hctx->ktmp.data);
hctx->ktmp.data = NULL;
}
OPENSSL_free(hctx);
}
{
HMAC_PKEY_CTX *hctx = ctx->data;
HMAC_CTX_cleanup(&hctx->ctx);
if (hctx->ktmp.data) {
if (hctx->ktmp.length)
OPENSSL_cleanse(hctx->ktmp.data, hctx->ktmp.length);
OPENSSL_free(hctx->ktmp.data);
hctx->ktmp.data = NULL;
}
OPENSSL_free(hctx);
}
static int pkey_hmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
{
ASN1_OCTET_STRING *hkey = NULL;
HMAC_PKEY_CTX *hctx = ctx->data;
if (!hctx->ktmp.data)
return 0;
hkey = ASN1_OCTET_STRING_dup(&hctx->ktmp);
if (!hkey)
return 0;
EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, hkey);
return 1;
}
{
ASN1_OCTET_STRING *hkey = NULL;
HMAC_PKEY_CTX *hctx = ctx->data;
if (!hctx->ktmp.data)
return 0;
hkey = ASN1_OCTET_STRING_dup(&hctx->ktmp);
if (!hkey)
return 0;
EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, hkey);
static int int_update(EVP_MD_CTX *ctx,const void *data,size_t count)
{
HMAC_PKEY_CTX *hctx = ctx->pctx->data;
HMAC_Update(&hctx->ctx, data, count);
return 1;
}
return 1;
}
static int int_update(EVP_MD_CTX *ctx, const void *data, size_t count)
{
HMAC_PKEY_CTX *hctx = ctx->pctx->data;
if (!HMAC_Update(&hctx->ctx, data, count))
return 0;
return 1;
}
static int hmac_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)
{
EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
mctx->update = int_update;
return 1;
}
{
HMAC_PKEY_CTX *hctx = ctx->data;
HMAC_CTX_set_flags(&hctx->ctx, mctx->flags & ~EVP_MD_CTX_FLAG_NO_INIT);
EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
mctx->update = int_update;
return 1;
}
static int hmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
EVP_MD_CTX *mctx)
{
unsigned int hlen;
HMAC_PKEY_CTX *hctx = ctx->data;
int l = EVP_MD_CTX_size(mctx);
EVP_MD_CTX *mctx)
{
unsigned int hlen;
HMAC_PKEY_CTX *hctx = ctx->data;
int l = EVP_MD_CTX_size(mctx);
if (l < 0)
return 0;
*siglen = l;
if (!sig)
return 1;
if (l < 0)
return 0;
*siglen = l;
if (!sig)
return 1;
HMAC_Final(&hctx->ctx, sig, &hlen);
*siglen = (size_t)hlen;
return 1;
}
if (!HMAC_Final(&hctx->ctx, sig, &hlen))
return 0;
*siglen = (size_t)hlen;
return 1;
}
static int pkey_hmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
{
HMAC_PKEY_CTX *hctx = ctx->data;
ASN1_OCTET_STRING *key;
switch (type)
{
{
HMAC_PKEY_CTX *hctx = ctx->data;
ASN1_OCTET_STRING *key;
switch (type) {
case EVP_PKEY_CTRL_SET_MAC_KEY:
if ((!p2 && p1 > 0) || (p1 < -1))
return 0;
if (!ASN1_OCTET_STRING_set(&hctx->ktmp, p2, p1))
return 0;
break;
case EVP_PKEY_CTRL_SET_MAC_KEY:
if ((!p2 && p1 > 0) || (p1 < -1))
return 0;
if (!ASN1_OCTET_STRING_set(&hctx->ktmp, p2, p1))
return 0;
break;
case EVP_PKEY_CTRL_MD:
hctx->md = p2;
break;
case EVP_PKEY_CTRL_MD:
hctx->md = p2;
break;
case EVP_PKEY_CTRL_DIGESTINIT:
key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr;
HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md,
ctx->engine);
break;
case EVP_PKEY_CTRL_DIGESTINIT:
key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr;
if (!HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md,
ctx->engine))
return 0;
break;
default:
return -2;
default:
return -2;
}
return 1;
}
}
return 1;
}
static int pkey_hmac_ctrl_str(EVP_PKEY_CTX *ctx,
const char *type, const char *value)
{
if (!value)
{
return 0;
}
if (!strcmp(type, "key"))
{
void *p = (void *)value;
return pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY,
-1, p);
}
if (!strcmp(type, "hexkey"))
{
unsigned char *key;
int r;
long keylen;
key = string_to_hex(value, &keylen);
if (!key)
return 0;
r = pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key);
OPENSSL_free(key);
return r;
}
return -2;
}
const char *type, const char *value)
{
if (!value) {
return 0;
}
if (!strcmp(type, "key")) {
void *p = (void *)value;
return pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, -1, p);
}
if (!strcmp(type, "hexkey")) {
unsigned char *key;
int r;
long keylen;
key = string_to_hex(value, &keylen);
if (!key)
return 0;
r = pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key);
OPENSSL_free(key);
return r;
}
return -2;
}
const EVP_PKEY_METHOD hmac_pkey_meth =
{
EVP_PKEY_HMAC,
0,
pkey_hmac_init,
pkey_hmac_copy,
pkey_hmac_cleanup,
const EVP_PKEY_METHOD hmac_pkey_meth = {
EVP_PKEY_HMAC,
0,
pkey_hmac_init,
pkey_hmac_copy,
pkey_hmac_cleanup,
0, 0,
0, 0,
0,
pkey_hmac_keygen,
0,
pkey_hmac_keygen,
0, 0,
0, 0,
0, 0,
0, 0,
0,0,
0, 0,
hmac_signctx_init,
hmac_signctx,
hmac_signctx_init,
hmac_signctx,
0,0,
0, 0,
0,0,
0, 0,
0,0,
0, 0,
0,0,
0, 0,
pkey_hmac_ctrl,
pkey_hmac_ctrl_str
};
pkey_hmac_ctrl,
pkey_hmac_ctrl_str
};