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Upgrade openssl from 1.1.0e to 1.1.1b, with source code. 4.0.78
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1476 changed files with 616554 additions and 4 deletions
194
trunk/3rdparty/openssl-1.1-fit/crypto/poly1305/poly1305_pmeth.c
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trunk/3rdparty/openssl-1.1-fit/crypto/poly1305/poly1305_pmeth.c
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/*
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* Copyright 2007-2018 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <stdio.h>
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#include "internal/cryptlib.h"
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#include <openssl/x509.h>
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#include <openssl/x509v3.h>
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#include <openssl/evp.h>
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#include <openssl/err.h>
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#include "internal/poly1305.h"
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#include "poly1305_local.h"
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#include "internal/evp_int.h"
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/* POLY1305 pkey context structure */
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typedef struct {
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ASN1_OCTET_STRING ktmp; /* Temp storage for key */
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POLY1305 ctx;
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} POLY1305_PKEY_CTX;
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static int pkey_poly1305_init(EVP_PKEY_CTX *ctx)
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{
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POLY1305_PKEY_CTX *pctx;
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if ((pctx = OPENSSL_zalloc(sizeof(*pctx))) == NULL) {
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CRYPTOerr(CRYPTO_F_PKEY_POLY1305_INIT, ERR_R_MALLOC_FAILURE);
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return 0;
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}
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pctx->ktmp.type = V_ASN1_OCTET_STRING;
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EVP_PKEY_CTX_set_data(ctx, pctx);
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EVP_PKEY_CTX_set0_keygen_info(ctx, NULL, 0);
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return 1;
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}
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static void pkey_poly1305_cleanup(EVP_PKEY_CTX *ctx)
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{
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POLY1305_PKEY_CTX *pctx = EVP_PKEY_CTX_get_data(ctx);
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if (pctx != NULL) {
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OPENSSL_clear_free(pctx->ktmp.data, pctx->ktmp.length);
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OPENSSL_clear_free(pctx, sizeof(*pctx));
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EVP_PKEY_CTX_set_data(ctx, NULL);
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}
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}
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static int pkey_poly1305_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
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{
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POLY1305_PKEY_CTX *sctx, *dctx;
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/* allocate memory for dst->data and a new POLY1305_CTX in dst->data->ctx */
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if (!pkey_poly1305_init(dst))
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return 0;
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sctx = EVP_PKEY_CTX_get_data(src);
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dctx = EVP_PKEY_CTX_get_data(dst);
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if (ASN1_STRING_get0_data(&sctx->ktmp) != NULL &&
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!ASN1_STRING_copy(&dctx->ktmp, &sctx->ktmp)) {
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/* cleanup and free the POLY1305_PKEY_CTX in dst->data */
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pkey_poly1305_cleanup(dst);
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return 0;
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}
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memcpy(&dctx->ctx, &sctx->ctx, sizeof(POLY1305));
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return 1;
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}
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static int pkey_poly1305_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
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{
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ASN1_OCTET_STRING *key;
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POLY1305_PKEY_CTX *pctx = EVP_PKEY_CTX_get_data(ctx);
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if (ASN1_STRING_get0_data(&pctx->ktmp) == NULL)
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return 0;
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key = ASN1_OCTET_STRING_dup(&pctx->ktmp);
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if (key == NULL)
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return 0;
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return EVP_PKEY_assign_POLY1305(pkey, key);
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}
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static int int_update(EVP_MD_CTX *ctx, const void *data, size_t count)
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{
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POLY1305_PKEY_CTX *pctx = EVP_PKEY_CTX_get_data(EVP_MD_CTX_pkey_ctx(ctx));
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Poly1305_Update(&pctx->ctx, data, count);
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return 1;
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}
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static int poly1305_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)
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{
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POLY1305_PKEY_CTX *pctx = ctx->data;
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ASN1_OCTET_STRING *key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr;
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if (key->length != POLY1305_KEY_SIZE)
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return 0;
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EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
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EVP_MD_CTX_set_update_fn(mctx, int_update);
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Poly1305_Init(&pctx->ctx, key->data);
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return 1;
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}
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static int poly1305_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
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EVP_MD_CTX *mctx)
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{
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POLY1305_PKEY_CTX *pctx = ctx->data;
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*siglen = POLY1305_DIGEST_SIZE;
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if (sig != NULL)
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Poly1305_Final(&pctx->ctx, sig);
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return 1;
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}
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static int pkey_poly1305_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
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{
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POLY1305_PKEY_CTX *pctx = EVP_PKEY_CTX_get_data(ctx);
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const unsigned char *key;
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size_t len;
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switch (type) {
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case EVP_PKEY_CTRL_MD:
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/* ignore */
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break;
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case EVP_PKEY_CTRL_SET_MAC_KEY:
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case EVP_PKEY_CTRL_DIGESTINIT:
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if (type == EVP_PKEY_CTRL_SET_MAC_KEY) {
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/* user explicitly setting the key */
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key = p2;
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len = p1;
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} else {
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/* user indirectly setting the key via EVP_DigestSignInit */
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key = EVP_PKEY_get0_poly1305(EVP_PKEY_CTX_get0_pkey(ctx), &len);
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}
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if (key == NULL || len != POLY1305_KEY_SIZE ||
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!ASN1_OCTET_STRING_set(&pctx->ktmp, key, len))
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return 0;
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Poly1305_Init(&pctx->ctx, ASN1_STRING_get0_data(&pctx->ktmp));
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break;
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default:
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return -2;
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}
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return 1;
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}
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static int pkey_poly1305_ctrl_str(EVP_PKEY_CTX *ctx,
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const char *type, const char *value)
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{
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if (value == NULL)
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return 0;
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if (strcmp(type, "key") == 0)
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return EVP_PKEY_CTX_str2ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, value);
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if (strcmp(type, "hexkey") == 0)
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return EVP_PKEY_CTX_hex2ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, value);
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return -2;
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}
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const EVP_PKEY_METHOD poly1305_pkey_meth = {
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EVP_PKEY_POLY1305,
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EVP_PKEY_FLAG_SIGCTX_CUSTOM, /* we don't deal with a separate MD */
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pkey_poly1305_init,
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pkey_poly1305_copy,
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pkey_poly1305_cleanup,
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0, 0,
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0,
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pkey_poly1305_keygen,
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0, 0,
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0, 0,
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0, 0,
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poly1305_signctx_init,
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poly1305_signctx,
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0, 0,
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0, 0,
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0, 0,
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0, 0,
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pkey_poly1305_ctrl,
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pkey_poly1305_ctrl_str
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};
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