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255 lines
8.1 KiB
255 lines
8.1 KiB
/* demos/b64.c */ |
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
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* All rights reserved. |
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* |
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* This package is an SSL implementation written |
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* by Eric Young (eay@cryptsoft.com). |
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* The implementation was written so as to conform with Netscapes SSL. |
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* |
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* This library is free for commercial and non-commercial use as long as |
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* the following conditions are aheared to. The following conditions |
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* apply to all code found in this distribution, be it the RC4, RSA, |
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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* included with this distribution is covered by the same copyright terms |
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* except that the holder is Tim Hudson (tjh@cryptsoft.com). |
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* |
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* Copyright remains Eric Young's, and as such any Copyright notices in |
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* the code are not to be removed. |
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* If this package is used in a product, Eric Young should be given attribution |
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* as the author of the parts of the library used. |
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* This can be in the form of a textual message at program startup or |
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* in documentation (online or textual) provided with the package. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* "This product includes cryptographic software written by |
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* Eric Young (eay@cryptsoft.com)" |
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* The word 'cryptographic' can be left out if the rouines from the library |
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* being used are not cryptographic related :-). |
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* 4. If you include any Windows specific code (or a derivative thereof) from |
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* the apps directory (application code) you must include an acknowledgement: |
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* The licence and distribution terms for any publically available version or |
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* derivative of this code cannot be changed. i.e. this code cannot simply be |
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* copied and put under another distribution licence |
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* [including the GNU Public Licence.] |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include "../apps/apps.h" |
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#include <openssl/buffer.h> |
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#include <openssl/err.h> |
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#include <openssl/evp.h> |
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#include <openssl/objects.h> |
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#include <openssl/x509.h> |
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#include <openssl/pem.h> |
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#undef SIZE |
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#undef BSIZE |
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#undef PROG |
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#define SIZE (512) |
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#define BSIZE (8*1024) |
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#define PROG enc_main |
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int main(argc, argv) |
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int argc; |
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char **argv; |
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{ |
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char *strbuf = NULL; |
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unsigned char *buff = NULL, *bufsize = NULL; |
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int bsize = BSIZE, verbose = 0; |
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int ret = 1, inl; |
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char *str = NULL; |
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char *hkey = NULL, *hiv = NULL; |
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int enc = 1, printkey = 0, i, base64 = 0; |
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int debug = 0; |
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EVP_CIPHER *cipher = NULL, *c; |
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char *inf = NULL, *outf = NULL; |
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BIO *in = NULL, *out = NULL, *b64 = NULL, *benc = NULL, *rbio = |
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NULL, *wbio = NULL; |
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#define PROG_NAME_SIZE 39 |
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apps_startup(); |
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if (bio_err == NULL) |
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if ((bio_err = BIO_new(BIO_s_file())) != NULL) |
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BIO_set_fp(bio_err, stderr, BIO_NOCLOSE); |
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base64 = 1; |
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argc--; |
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argv++; |
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while (argc >= 1) { |
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if (strcmp(*argv, "-e") == 0) |
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enc = 1; |
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if (strcmp(*argv, "-in") == 0) { |
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if (--argc < 1) |
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goto bad; |
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inf = *(++argv); |
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} else if (strcmp(*argv, "-out") == 0) { |
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if (--argc < 1) |
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goto bad; |
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outf = *(++argv); |
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} else if (strcmp(*argv, "-d") == 0) |
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enc = 0; |
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else if (strcmp(*argv, "-v") == 0) |
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verbose = 1; |
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else if (strcmp(*argv, "-debug") == 0) |
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debug = 1; |
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else if (strcmp(*argv, "-bufsize") == 0) { |
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if (--argc < 1) |
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goto bad; |
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bufsize = (unsigned char *)*(++argv); |
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} else { |
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BIO_printf(bio_err, "unknown option '%s'\n", *argv); |
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bad: |
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BIO_printf(bio_err, "options are\n"); |
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BIO_printf(bio_err, "%-14s input file\n", "-in <file>"); |
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BIO_printf(bio_err, "%-14s output file\n", "-out <file>"); |
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BIO_printf(bio_err, "%-14s encode\n", "-e"); |
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BIO_printf(bio_err, "%-14s decode\n", "-d"); |
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BIO_printf(bio_err, "%-14s buffer size\n", "-bufsize <n>"); |
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goto end; |
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} |
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argc--; |
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argv++; |
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} |
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if (bufsize != NULL) { |
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int i; |
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unsigned long n; |
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for (n = 0; *bufsize; bufsize++) { |
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i = *bufsize; |
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if ((i <= '9') && (i >= '0')) |
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n = n * 10 + i - '0'; |
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else if (i == 'k') { |
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n *= 1024; |
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bufsize++; |
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break; |
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} |
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} |
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if (*bufsize != '\0') { |
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BIO_printf(bio_err, "invalid 'bufsize' specified.\n"); |
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goto end; |
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} |
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/* It must be large enough for a base64 encoded line */ |
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if (n < 80) |
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n = 80; |
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bsize = (int)n; |
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if (verbose) |
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BIO_printf(bio_err, "bufsize=%d\n", bsize); |
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} |
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strbuf = OPENSSL_malloc(SIZE); |
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buff = (unsigned char *)OPENSSL_malloc(EVP_ENCODE_LENGTH(bsize)); |
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if ((buff == NULL) || (strbuf == NULL)) { |
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BIO_printf(bio_err, "OPENSSL_malloc failure\n"); |
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goto end; |
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} |
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in = BIO_new(BIO_s_file()); |
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out = BIO_new(BIO_s_file()); |
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if ((in == NULL) || (out == NULL)) { |
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ERR_print_errors(bio_err); |
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goto end; |
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} |
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if (debug) { |
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BIO_set_callback(in, BIO_debug_callback); |
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BIO_set_callback(out, BIO_debug_callback); |
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BIO_set_callback_arg(in, bio_err); |
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BIO_set_callback_arg(out, bio_err); |
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} |
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if (inf == NULL) |
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BIO_set_fp(in, stdin, BIO_NOCLOSE); |
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else { |
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if (BIO_read_filename(in, inf) <= 0) { |
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perror(inf); |
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goto end; |
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} |
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} |
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if (outf == NULL) |
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BIO_set_fp(out, stdout, BIO_NOCLOSE); |
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else { |
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if (BIO_write_filename(out, outf) <= 0) { |
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perror(outf); |
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goto end; |
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} |
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} |
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rbio = in; |
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wbio = out; |
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if (base64) { |
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if ((b64 = BIO_new(BIO_f_base64())) == NULL) |
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goto end; |
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if (debug) { |
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BIO_set_callback(b64, BIO_debug_callback); |
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BIO_set_callback_arg(b64, bio_err); |
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} |
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if (enc) |
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wbio = BIO_push(b64, wbio); |
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else |
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rbio = BIO_push(b64, rbio); |
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} |
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for (;;) { |
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inl = BIO_read(rbio, (char *)buff, bsize); |
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if (inl <= 0) |
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break; |
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if (BIO_write(wbio, (char *)buff, inl) != inl) { |
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BIO_printf(bio_err, "error writing output file\n"); |
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goto end; |
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} |
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} |
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BIO_flush(wbio); |
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ret = 0; |
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if (verbose) { |
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BIO_printf(bio_err, "bytes read :%8ld\n", BIO_number_read(in)); |
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BIO_printf(bio_err, "bytes written:%8ld\n", BIO_number_written(out)); |
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} |
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end: |
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if (strbuf != NULL) |
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OPENSSL_free(strbuf); |
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if (buff != NULL) |
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OPENSSL_free(buff); |
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if (in != NULL) |
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BIO_free(in); |
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if (out != NULL) |
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BIO_free(out); |
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if (benc != NULL) |
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BIO_free(benc); |
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if (b64 != NULL) |
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BIO_free(b64); |
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EXIT(ret); |
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}
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