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| author | cvs2svn <admin@example.com> | 2015-03-08 16:48:48 +0000 |
|---|---|---|
| committer | cvs2svn <admin@example.com> | 2015-03-08 16:48:48 +0000 |
| commit | da1a9ad3a4a867ba6569c05e6fca66d7f296c553 (patch) | |
| tree | 44872802e872bdfd60730fa9cf01d9d5751251c1 /src/lib/libcrypto/pem/pem_seal.c | |
| parent | 973703db67a8e73d70e63afa8f2cde19da09144d (diff) | |
| download | openbsd-OPENBSD_5_7_BASE.tar.gz openbsd-OPENBSD_5_7_BASE.tar.bz2 openbsd-OPENBSD_5_7_BASE.zip | |
This commit was manufactured by cvs2git to create tag 'OPENBSD_5_7_BASE'.OPENBSD_5_7_BASE
Diffstat (limited to 'src/lib/libcrypto/pem/pem_seal.c')
| -rw-r--r-- | src/lib/libcrypto/pem/pem_seal.c | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/src/lib/libcrypto/pem/pem_seal.c b/src/lib/libcrypto/pem/pem_seal.c deleted file mode 100644 index 08837bd7f7..0000000000 --- a/src/lib/libcrypto/pem/pem_seal.c +++ /dev/null | |||
| @@ -1,190 +0,0 @@ | |||
| 1 | /* $OpenBSD: pem_seal.c,v 1.21 2014/10/18 17:20:40 jsing Exp $ */ | ||
| 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
| 3 | * All rights reserved. | ||
| 4 | * | ||
| 5 | * This package is an SSL implementation written | ||
| 6 | * by Eric Young (eay@cryptsoft.com). | ||
| 7 | * The implementation was written so as to conform with Netscapes SSL. | ||
| 8 | * | ||
| 9 | * This library is free for commercial and non-commercial use as long as | ||
| 10 | * the following conditions are aheared to. The following conditions | ||
| 11 | * apply to all code found in this distribution, be it the RC4, RSA, | ||
| 12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | ||
| 13 | * included with this distribution is covered by the same copyright terms | ||
| 14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | ||
| 15 | * | ||
| 16 | * Copyright remains Eric Young's, and as such any Copyright notices in | ||
| 17 | * the code are not to be removed. | ||
| 18 | * If this package is used in a product, Eric Young should be given attribution | ||
| 19 | * as the author of the parts of the library used. | ||
| 20 | * This can be in the form of a textual message at program startup or | ||
| 21 | * in documentation (online or textual) provided with the package. | ||
| 22 | * | ||
| 23 | * Redistribution and use in source and binary forms, with or without | ||
| 24 | * modification, are permitted provided that the following conditions | ||
| 25 | * are met: | ||
| 26 | * 1. Redistributions of source code must retain the copyright | ||
| 27 | * notice, this list of conditions and the following disclaimer. | ||
| 28 | * 2. Redistributions in binary form must reproduce the above copyright | ||
| 29 | * notice, this list of conditions and the following disclaimer in the | ||
| 30 | * documentation and/or other materials provided with the distribution. | ||
| 31 | * 3. All advertising materials mentioning features or use of this software | ||
| 32 | * must display the following acknowledgement: | ||
| 33 | * "This product includes cryptographic software written by | ||
| 34 | * Eric Young (eay@cryptsoft.com)" | ||
| 35 | * The word 'cryptographic' can be left out if the rouines from the library | ||
| 36 | * being used are not cryptographic related :-). | ||
| 37 | * 4. If you include any Windows specific code (or a derivative thereof) from | ||
| 38 | * the apps directory (application code) you must include an acknowledgement: | ||
| 39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | ||
| 40 | * | ||
| 41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | ||
| 42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
| 43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
| 44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||
| 45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
| 46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
| 47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| 48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
| 49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
| 50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
| 51 | * SUCH DAMAGE. | ||
| 52 | * | ||
| 53 | * The licence and distribution terms for any publically available version or | ||
| 54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | ||
| 55 | * copied and put under another distribution licence | ||
| 56 | * [including the GNU Public Licence.] | ||
| 57 | */ | ||
| 58 | |||
| 59 | #include <stdio.h> | ||
| 60 | #include <string.h> | ||
| 61 | |||
| 62 | #include <openssl/opensslconf.h> /* for OPENSSL_NO_RSA */ | ||
| 63 | |||
| 64 | #ifndef OPENSSL_NO_RSA | ||
| 65 | |||
| 66 | #include <openssl/err.h> | ||
| 67 | #include <openssl/evp.h> | ||
| 68 | #include <openssl/objects.h> | ||
| 69 | #include <openssl/pem.h> | ||
| 70 | #include <openssl/rsa.h> | ||
| 71 | #include <openssl/x509.h> | ||
| 72 | |||
| 73 | int | ||
| 74 | PEM_SealInit(PEM_ENCODE_SEAL_CTX *ctx, EVP_CIPHER *type, EVP_MD *md_type, | ||
| 75 | unsigned char **ek, int *ekl, unsigned char *iv, EVP_PKEY **pubk, int npubk) | ||
| 76 | { | ||
| 77 | unsigned char key[EVP_MAX_KEY_LENGTH]; | ||
| 78 | int ret = -1; | ||
| 79 | int i, j, max = 0; | ||
| 80 | char *s = NULL; | ||
| 81 | |||
| 82 | for (i = 0; i < npubk; i++) { | ||
| 83 | if (pubk[i]->type != EVP_PKEY_RSA) { | ||
| 84 | PEMerr(PEM_F_PEM_SEALINIT, PEM_R_PUBLIC_KEY_NO_RSA); | ||
| 85 | goto err; | ||
| 86 | } | ||
| 87 | j = RSA_size(pubk[i]->pkey.rsa); | ||
| 88 | if (j > max) | ||
| 89 | max = j; | ||
| 90 | } | ||
| 91 | s = reallocarray(NULL, max, 2); | ||
| 92 | if (s == NULL) { | ||
| 93 | PEMerr(PEM_F_PEM_SEALINIT, ERR_R_MALLOC_FAILURE); | ||
| 94 | goto err; | ||
| 95 | } | ||
| 96 | |||
| 97 | EVP_EncodeInit(&ctx->encode); | ||
| 98 | |||
| 99 | EVP_MD_CTX_init(&ctx->md); | ||
| 100 | if (!EVP_SignInit(&ctx->md, md_type)) | ||
| 101 | goto err; | ||
| 102 | |||
| 103 | EVP_CIPHER_CTX_init(&ctx->cipher); | ||
| 104 | ret = EVP_SealInit(&ctx->cipher, type, ek, ekl, iv, pubk, npubk); | ||
| 105 | if (ret <= 0) | ||
| 106 | goto err; | ||
| 107 | |||
| 108 | /* base64 encode the keys */ | ||
| 109 | for (i = 0; i < npubk; i++) { | ||
| 110 | j = EVP_EncodeBlock((unsigned char *)s, ek[i], | ||
| 111 | RSA_size(pubk[i]->pkey.rsa)); | ||
| 112 | ekl[i] = j; | ||
| 113 | memcpy(ek[i], s, j + 1); | ||
| 114 | } | ||
| 115 | |||
| 116 | ret = npubk; | ||
| 117 | |||
| 118 | err: | ||
| 119 | free(s); | ||
| 120 | OPENSSL_cleanse(key, EVP_MAX_KEY_LENGTH); | ||
| 121 | return (ret); | ||
| 122 | } | ||
| 123 | |||
| 124 | void | ||
| 125 | PEM_SealUpdate(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *out, int *outl, | ||
| 126 | unsigned char *in, int inl) | ||
| 127 | { | ||
| 128 | unsigned char buffer[1600]; | ||
| 129 | int i, j; | ||
| 130 | |||
| 131 | *outl = 0; | ||
| 132 | EVP_SignUpdate(&ctx->md, in, inl); | ||
| 133 | for (;;) { | ||
| 134 | if (inl <= 0) | ||
| 135 | break; | ||
| 136 | if (inl > 1200) | ||
| 137 | i = 1200; | ||
| 138 | else | ||
| 139 | i = inl; | ||
| 140 | EVP_EncryptUpdate(&ctx->cipher, buffer, &j, in, i); | ||
| 141 | EVP_EncodeUpdate(&ctx->encode, out, &j, buffer, j); | ||
| 142 | *outl += j; | ||
| 143 | out += j; | ||
| 144 | in += i; | ||
| 145 | inl -= i; | ||
| 146 | } | ||
| 147 | } | ||
| 148 | |||
| 149 | int | ||
| 150 | PEM_SealFinal(PEM_ENCODE_SEAL_CTX *ctx, unsigned char *sig, int *sigl, | ||
| 151 | unsigned char *out, int *outl, EVP_PKEY *priv) | ||
| 152 | { | ||
| 153 | unsigned char *s = NULL; | ||
| 154 | int ret = 0, j; | ||
| 155 | unsigned int i; | ||
| 156 | |||
| 157 | if (priv->type != EVP_PKEY_RSA) { | ||
| 158 | PEMerr(PEM_F_PEM_SEALFINAL, PEM_R_PUBLIC_KEY_NO_RSA); | ||
| 159 | goto err; | ||
| 160 | } | ||
| 161 | i = RSA_size(priv->pkey.rsa); | ||
| 162 | if (i < 100) | ||
| 163 | i = 100; | ||
| 164 | s = reallocarray(NULL, i, 2); | ||
| 165 | if (s == NULL) { | ||
| 166 | PEMerr(PEM_F_PEM_SEALFINAL, ERR_R_MALLOC_FAILURE); | ||
| 167 | goto err; | ||
| 168 | } | ||
| 169 | |||
| 170 | if (!EVP_EncryptFinal_ex(&ctx->cipher, s, (int *)&i)) | ||
| 171 | goto err; | ||
| 172 | EVP_EncodeUpdate(&ctx->encode, out, &j, s, i); | ||
| 173 | *outl = j; | ||
| 174 | out += j; | ||
| 175 | EVP_EncodeFinal(&ctx->encode, out, &j); | ||
| 176 | *outl += j; | ||
| 177 | |||
| 178 | if (!EVP_SignFinal(&ctx->md, s, &i, priv)) | ||
| 179 | goto err; | ||
| 180 | *sigl = EVP_EncodeBlock(sig, s, i); | ||
| 181 | |||
| 182 | ret = 1; | ||
| 183 | |||
| 184 | err: | ||
| 185 | EVP_MD_CTX_cleanup(&ctx->md); | ||
| 186 | EVP_CIPHER_CTX_cleanup(&ctx->cipher); | ||
| 187 | free(s); | ||
| 188 | return (ret); | ||
| 189 | } | ||
| 190 | #endif | ||
