diff options
Diffstat (limited to 'thirdparty/openssl/crypto/des/ecb_enc.c')
| -rw-r--r-- | thirdparty/openssl/crypto/des/ecb_enc.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/thirdparty/openssl/crypto/des/ecb_enc.c b/thirdparty/openssl/crypto/des/ecb_enc.c new file mode 100644 index 0000000000..f97fd971dc --- /dev/null +++ b/thirdparty/openssl/crypto/des/ecb_enc.c @@ -0,0 +1,124 @@ +/* crypto/des/ecb_enc.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * 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 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 acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS 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 AUTHOR OR 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. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ + +#include "des_locl.h" +#include "des_ver.h" +#include <openssl/opensslv.h> +#include <openssl/bio.h> + +OPENSSL_GLOBAL const char libdes_version[] = "libdes" OPENSSL_VERSION_PTEXT; +OPENSSL_GLOBAL const char DES_version[] = "DES" OPENSSL_VERSION_PTEXT; + +const char *DES_options(void) +{ + static int init = 1; + static char buf[32]; + + if (init) { + const char *ptr, *unroll, *risc, *size; + +#ifdef DES_PTR + ptr = "ptr"; +#else + ptr = "idx"; +#endif +#if defined(DES_RISC1) || defined(DES_RISC2) +# ifdef DES_RISC1 + risc = "risc1"; +# endif +# ifdef DES_RISC2 + risc = "risc2"; +# endif +#else + risc = "cisc"; +#endif +#ifdef DES_UNROLL + unroll = "16"; +#else + unroll = "2"; +#endif + if (sizeof(DES_LONG) != sizeof(long)) + size = "int"; + else + size = "long"; + BIO_snprintf(buf, sizeof buf, "des(%s,%s,%s,%s)", ptr, risc, unroll, + size); + init = 0; + } + return (buf); +} + +void DES_ecb_encrypt(const_DES_cblock *input, DES_cblock *output, + DES_key_schedule *ks, int enc) +{ + register DES_LONG l; + DES_LONG ll[2]; + const unsigned char *in = &(*input)[0]; + unsigned char *out = &(*output)[0]; + + c2l(in, l); + ll[0] = l; + c2l(in, l); + ll[1] = l; + DES_encrypt1(ll, ks, enc); + l = ll[0]; + l2c(l, out); + l = ll[1]; + l2c(l, out); + l = ll[0] = ll[1] = 0; +} |