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Diffstat (limited to 'app/openssl/crypto/rsa/rsa_pmeth.c')
-rw-r--r--app/openssl/crypto/rsa/rsa_pmeth.c587
1 files changed, 0 insertions, 587 deletions
diff --git a/app/openssl/crypto/rsa/rsa_pmeth.c b/app/openssl/crypto/rsa/rsa_pmeth.c
deleted file mode 100644
index c6892ecd..00000000
--- a/app/openssl/crypto/rsa/rsa_pmeth.c
+++ /dev/null
@@ -1,587 +0,0 @@
-/* crypto/rsa/rsa_pmeth.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2006.
- */
-/* ====================================================================
- * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * 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
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-#include <stdio.h>
-#include "cryptlib.h"
-#include <openssl/asn1t.h>
-#include <openssl/x509.h>
-#include <openssl/rsa.h>
-#include <openssl/bn.h>
-#include <openssl/evp.h>
-#include "evp_locl.h"
-#include "rsa_locl.h"
-
-/* RSA pkey context structure */
-
-typedef struct
- {
- /* Key gen parameters */
- int nbits;
- BIGNUM *pub_exp;
- /* Keygen callback info */
- int gentmp[2];
- /* RSA padding mode */
- int pad_mode;
- /* message digest */
- const EVP_MD *md;
- /* PSS/OAEP salt length */
- int saltlen;
- /* Temp buffer */
- unsigned char *tbuf;
- } RSA_PKEY_CTX;
-
-static int pkey_rsa_init(EVP_PKEY_CTX *ctx)
- {
- RSA_PKEY_CTX *rctx;
- rctx = OPENSSL_malloc(sizeof(RSA_PKEY_CTX));
- if (!rctx)
- return 0;
- rctx->nbits = 1024;
- rctx->pub_exp = NULL;
- rctx->pad_mode = RSA_PKCS1_PADDING;
- rctx->md = NULL;
- rctx->tbuf = NULL;
-
- rctx->saltlen = -2;
-
- ctx->data = rctx;
- ctx->keygen_info = rctx->gentmp;
- ctx->keygen_info_count = 2;
-
- return 1;
- }
-
-static int pkey_rsa_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
- {
- RSA_PKEY_CTX *dctx, *sctx;
- if (!pkey_rsa_init(dst))
- return 0;
- sctx = src->data;
- dctx = dst->data;
- dctx->nbits = sctx->nbits;
- if (sctx->pub_exp)
- {
- dctx->pub_exp = BN_dup(sctx->pub_exp);
- if (!dctx->pub_exp)
- return 0;
- }
- dctx->pad_mode = sctx->pad_mode;
- dctx->md = sctx->md;
- return 1;
- }
-
-static int setup_tbuf(RSA_PKEY_CTX *ctx, EVP_PKEY_CTX *pk)
- {
- if (ctx->tbuf)
- return 1;
- ctx->tbuf = OPENSSL_malloc(EVP_PKEY_size(pk->pkey));
- if (!ctx->tbuf)
- return 0;
- return 1;
- }
-
-static void pkey_rsa_cleanup(EVP_PKEY_CTX *ctx)
- {
- RSA_PKEY_CTX *rctx = ctx->data;
- if (rctx)
- {
- if (rctx->pub_exp)
- BN_free(rctx->pub_exp);
- if (rctx->tbuf)
- OPENSSL_free(rctx->tbuf);
- OPENSSL_free(rctx);
- }
- }
-
-static int pkey_rsa_sign(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
- const unsigned char *tbs, size_t tbslen)
- {
- int ret;
- RSA_PKEY_CTX *rctx = ctx->data;
- RSA *rsa = ctx->pkey->pkey.rsa;
-
- if (rctx->md)
- {
- if (tbslen != (size_t)EVP_MD_size(rctx->md))
- {
- RSAerr(RSA_F_PKEY_RSA_SIGN,
- RSA_R_INVALID_DIGEST_LENGTH);
- return -1;
- }
- if (rctx->pad_mode == RSA_X931_PADDING)
- {
- if (!setup_tbuf(rctx, ctx))
- return -1;
- memcpy(rctx->tbuf, tbs, tbslen);
- rctx->tbuf[tbslen] =
- RSA_X931_hash_id(EVP_MD_type(rctx->md));
- ret = RSA_private_encrypt(tbslen + 1, rctx->tbuf,
- sig, rsa, RSA_X931_PADDING);
- }
- else if (rctx->pad_mode == RSA_PKCS1_PADDING)
- {
- unsigned int sltmp;
- ret = RSA_sign(EVP_MD_type(rctx->md),
- tbs, tbslen, sig, &sltmp, rsa);
- if (ret <= 0)
- return ret;
- ret = sltmp;
- }
- else if (rctx->pad_mode == RSA_PKCS1_PSS_PADDING)
- {
- if (!setup_tbuf(rctx, ctx))
- return -1;
- if (!RSA_padding_add_PKCS1_PSS(rsa, rctx->tbuf, tbs,
- rctx->md, rctx->saltlen))
- return -1;
- ret = RSA_private_encrypt(RSA_size(rsa), rctx->tbuf,
- sig, rsa, RSA_NO_PADDING);
- }
- else
- return -1;
- }
- else
- ret = RSA_private_encrypt(tbslen, tbs, sig, ctx->pkey->pkey.rsa,
- rctx->pad_mode);
- if (ret < 0)
- return ret;
- *siglen = ret;
- return 1;
- }
-
-
-static int pkey_rsa_verifyrecover(EVP_PKEY_CTX *ctx,
- unsigned char *rout, size_t *routlen,
- const unsigned char *sig, size_t siglen)
- {
- int ret;
- RSA_PKEY_CTX *rctx = ctx->data;
-
- if (rctx->md)
- {
- if (rctx->pad_mode == RSA_X931_PADDING)
- {
- if (!setup_tbuf(rctx, ctx))
- return -1;
- ret = RSA_public_decrypt(siglen, sig,
- rctx->tbuf, ctx->pkey->pkey.rsa,
- RSA_X931_PADDING);
- if (ret < 1)
- return 0;
- ret--;
- if (rctx->tbuf[ret] !=
- RSA_X931_hash_id(EVP_MD_type(rctx->md)))
- {
- RSAerr(RSA_F_PKEY_RSA_VERIFYRECOVER,
- RSA_R_ALGORITHM_MISMATCH);
- return 0;
- }
- if (ret != EVP_MD_size(rctx->md))
- {
- RSAerr(RSA_F_PKEY_RSA_VERIFYRECOVER,
- RSA_R_INVALID_DIGEST_LENGTH);
- return 0;
- }
- if (rout)
- memcpy(rout, rctx->tbuf, ret);
- }
- else if (rctx->pad_mode == RSA_PKCS1_PADDING)
- {
- size_t sltmp;
- ret = int_rsa_verify(EVP_MD_type(rctx->md),
- NULL, 0, rout, &sltmp,
- sig, siglen, ctx->pkey->pkey.rsa);
- if (ret <= 0)
- return 0;
- ret = sltmp;
- }
- else
- return -1;
- }
- else
- ret = RSA_public_decrypt(siglen, sig, rout, ctx->pkey->pkey.rsa,
- rctx->pad_mode);
- if (ret < 0)
- return ret;
- *routlen = ret;
- return 1;
- }
-
-static int pkey_rsa_verify(EVP_PKEY_CTX *ctx,
- const unsigned char *sig, size_t siglen,
- const unsigned char *tbs, size_t tbslen)
- {
- RSA_PKEY_CTX *rctx = ctx->data;
- RSA *rsa = ctx->pkey->pkey.rsa;
- size_t rslen;
- if (rctx->md)
- {
- if (rctx->pad_mode == RSA_PKCS1_PADDING)
- return RSA_verify(EVP_MD_type(rctx->md), tbs, tbslen,
- sig, siglen, rsa);
- if (rctx->pad_mode == RSA_X931_PADDING)
- {
- if (pkey_rsa_verifyrecover(ctx, NULL, &rslen,
- sig, siglen) <= 0)
- return 0;
- }
- else if (rctx->pad_mode == RSA_PKCS1_PSS_PADDING)
- {
- int ret;
- if (!setup_tbuf(rctx, ctx))
- return -1;
- ret = RSA_public_decrypt(siglen, sig, rctx->tbuf,
- rsa, RSA_NO_PADDING);
- if (ret <= 0)
- return 0;
- ret = RSA_verify_PKCS1_PSS(rsa, tbs, rctx->md,
- rctx->tbuf, rctx->saltlen);
- if (ret <= 0)
- return 0;
- return 1;
- }
- else
- return -1;
- }
- else
- {
- if (!setup_tbuf(rctx, ctx))
- return -1;
- rslen = RSA_public_decrypt(siglen, sig, rctx->tbuf,
- rsa, rctx->pad_mode);
- if (rslen == 0)
- return 0;
- }
-
- if ((rslen != tbslen) || memcmp(tbs, rctx->tbuf, rslen))
- return 0;
-
- return 1;
-
- }
-
-
-static int pkey_rsa_encrypt(EVP_PKEY_CTX *ctx,
- unsigned char *out, size_t *outlen,
- const unsigned char *in, size_t inlen)
- {
- int ret;
- RSA_PKEY_CTX *rctx = ctx->data;
- ret = RSA_public_encrypt(inlen, in, out, ctx->pkey->pkey.rsa,
- rctx->pad_mode);
- if (ret < 0)
- return ret;
- *outlen = ret;
- return 1;
- }
-
-static int pkey_rsa_decrypt(EVP_PKEY_CTX *ctx,
- unsigned char *out, size_t *outlen,
- const unsigned char *in, size_t inlen)
- {
- int ret;
- RSA_PKEY_CTX *rctx = ctx->data;
- ret = RSA_private_decrypt(inlen, in, out, ctx->pkey->pkey.rsa,
- rctx->pad_mode);
- if (ret < 0)
- return ret;
- *outlen = ret;
- return 1;
- }
-
-static int check_padding_md(const EVP_MD *md, int padding)
- {
- if (!md)
- return 1;
-
- if (padding == RSA_NO_PADDING)
- {
- RSAerr(RSA_F_CHECK_PADDING_MD, RSA_R_INVALID_PADDING_MODE);
- return 0;
- }
-
- if (padding == RSA_X931_PADDING)
- {
- if (RSA_X931_hash_id(EVP_MD_type(md)) == -1)
- {
- RSAerr(RSA_F_CHECK_PADDING_MD,
- RSA_R_INVALID_X931_DIGEST);
- return 0;
- }
- return 1;
- }
-
- return 1;
- }
-
-
-static int pkey_rsa_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
- {
- RSA_PKEY_CTX *rctx = ctx->data;
- switch (type)
- {
- case EVP_PKEY_CTRL_RSA_PADDING:
- if ((p1 >= RSA_PKCS1_PADDING) && (p1 <= RSA_PKCS1_PSS_PADDING))
- {
- if (!check_padding_md(rctx->md, p1))
- return 0;
- if (p1 == RSA_PKCS1_PSS_PADDING)
- {
- if (!(ctx->operation &
- (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY)))
- goto bad_pad;
- if (!rctx->md)
- rctx->md = EVP_sha1();
- }
- if (p1 == RSA_PKCS1_OAEP_PADDING)
- {
- if (!(ctx->operation & EVP_PKEY_OP_TYPE_CRYPT))
- goto bad_pad;
- if (!rctx->md)
- rctx->md = EVP_sha1();
- }
- rctx->pad_mode = p1;
- return 1;
- }
- bad_pad:
- RSAerr(RSA_F_PKEY_RSA_CTRL,
- RSA_R_ILLEGAL_OR_UNSUPPORTED_PADDING_MODE);
- return -2;
-
- case EVP_PKEY_CTRL_RSA_PSS_SALTLEN:
- if (p1 < -2)
- return -2;
- if (rctx->pad_mode != RSA_PKCS1_PSS_PADDING)
- {
- RSAerr(RSA_F_PKEY_RSA_CTRL, RSA_R_INVALID_PSS_SALTLEN);
- return -2;
- }
- rctx->saltlen = p1;
- return 1;
-
- case EVP_PKEY_CTRL_RSA_KEYGEN_BITS:
- if (p1 < 256)
- {
- RSAerr(RSA_F_PKEY_RSA_CTRL, RSA_R_INVALID_KEYBITS);
- return -2;
- }
- rctx->nbits = p1;
- return 1;
-
- case EVP_PKEY_CTRL_RSA_KEYGEN_PUBEXP:
- if (!p2)
- return -2;
- rctx->pub_exp = p2;
- return 1;
-
- case EVP_PKEY_CTRL_MD:
- if (!check_padding_md(p2, rctx->pad_mode))
- return 0;
- rctx->md = p2;
- return 1;
-
- case EVP_PKEY_CTRL_DIGESTINIT:
- case EVP_PKEY_CTRL_PKCS7_ENCRYPT:
- case EVP_PKEY_CTRL_PKCS7_DECRYPT:
- case EVP_PKEY_CTRL_PKCS7_SIGN:
-#ifndef OPENSSL_NO_CMS
- case EVP_PKEY_CTRL_CMS_ENCRYPT:
- case EVP_PKEY_CTRL_CMS_DECRYPT:
- case EVP_PKEY_CTRL_CMS_SIGN:
-#endif
- return 1;
- case EVP_PKEY_CTRL_PEER_KEY:
- RSAerr(RSA_F_PKEY_RSA_CTRL,
- RSA_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
- return -2;
-
- default:
- return -2;
-
- }
- }
-
-static int pkey_rsa_ctrl_str(EVP_PKEY_CTX *ctx,
- const char *type, const char *value)
- {
- if (!value)
- {
- RSAerr(RSA_F_PKEY_RSA_CTRL_STR, RSA_R_VALUE_MISSING);
- return 0;
- }
- if (!strcmp(type, "rsa_padding_mode"))
- {
- int pm;
- if (!strcmp(value, "pkcs1"))
- pm = RSA_PKCS1_PADDING;
- else if (!strcmp(value, "sslv23"))
- pm = RSA_SSLV23_PADDING;
- else if (!strcmp(value, "none"))
- pm = RSA_NO_PADDING;
- else if (!strcmp(value, "oeap"))
- pm = RSA_PKCS1_OAEP_PADDING;
- else if (!strcmp(value, "x931"))
- pm = RSA_X931_PADDING;
- else if (!strcmp(value, "pss"))
- pm = RSA_PKCS1_PSS_PADDING;
- else
- {
- RSAerr(RSA_F_PKEY_RSA_CTRL_STR,
- RSA_R_UNKNOWN_PADDING_TYPE);
- return -2;
- }
- return EVP_PKEY_CTX_set_rsa_padding(ctx, pm);
- }
-
- if (!strcmp(type, "rsa_pss_saltlen"))
- {
- int saltlen;
- saltlen = atoi(value);
- return EVP_PKEY_CTX_set_rsa_pss_saltlen(ctx, saltlen);
- }
-
- if (!strcmp(type, "rsa_keygen_bits"))
- {
- int nbits;
- nbits = atoi(value);
- return EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, nbits);
- }
-
- if (!strcmp(type, "rsa_keygen_pubexp"))
- {
- int ret;
- BIGNUM *pubexp = NULL;
- if (!BN_asc2bn(&pubexp, value))
- return 0;
- ret = EVP_PKEY_CTX_set_rsa_keygen_pubexp(ctx, pubexp);
- if (ret <= 0)
- BN_free(pubexp);
- return ret;
- }
-
- return -2;
- }
-
-static int pkey_rsa_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
- {
- RSA *rsa = NULL;
- RSA_PKEY_CTX *rctx = ctx->data;
- BN_GENCB *pcb, cb;
- int ret;
- if (!rctx->pub_exp)
- {
- rctx->pub_exp = BN_new();
- if (!rctx->pub_exp || !BN_set_word(rctx->pub_exp, RSA_F4))
- return 0;
- }
- rsa = RSA_new();
- if (!rsa)
- return 0;
- if (ctx->pkey_gencb)
- {
- pcb = &cb;
- evp_pkey_set_cb_translate(pcb, ctx);
- }
- else
- pcb = NULL;
- ret = RSA_generate_key_ex(rsa, rctx->nbits, rctx->pub_exp, pcb);
- if (ret > 0)
- EVP_PKEY_assign_RSA(pkey, rsa);
- else
- RSA_free(rsa);
- return ret;
- }
-
-const EVP_PKEY_METHOD rsa_pkey_meth =
- {
- EVP_PKEY_RSA,
- EVP_PKEY_FLAG_AUTOARGLEN,
- pkey_rsa_init,
- pkey_rsa_copy,
- pkey_rsa_cleanup,
-
- 0,0,
-
- 0,
- pkey_rsa_keygen,
-
- 0,
- pkey_rsa_sign,
-
- 0,
- pkey_rsa_verify,
-
- 0,
- pkey_rsa_verifyrecover,
-
-
- 0,0,0,0,
-
- 0,
- pkey_rsa_encrypt,
-
- 0,
- pkey_rsa_decrypt,
-
- 0,0,
-
- pkey_rsa_ctrl,
- pkey_rsa_ctrl_str
-
-
- };