| /* demos/b64.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 <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include "../apps/apps.h" |
| #include <openssl/buffer.h> |
| #include <openssl/err.h> |
| #include <openssl/evp.h> |
| #include <openssl/objects.h> |
| #include <openssl/x509.h> |
| #include <openssl/pem.h> |
| |
| #undef SIZE |
| #undef BSIZE |
| #undef PROG |
| |
| #define SIZE (512) |
| #define BSIZE (8*1024) |
| #define PROG enc_main |
| |
| int main(argc, argv) |
| int argc; |
| char **argv; |
| { |
| char *strbuf = NULL; |
| unsigned char *buff = NULL, *bufsize = NULL; |
| int bsize = BSIZE, verbose = 0; |
| int ret = 1, inl; |
| char *str = NULL; |
| char *hkey = NULL, *hiv = NULL; |
| int enc = 1, printkey = 0, i, base64 = 0; |
| int debug = 0; |
| EVP_CIPHER *cipher = NULL, *c; |
| char *inf = NULL, *outf = NULL; |
| BIO *in = NULL, *out = NULL, *b64 = NULL, *benc = NULL, *rbio = |
| NULL, *wbio = NULL; |
| #define PROG_NAME_SIZE 39 |
| |
| apps_startup(); |
| |
| if (bio_err == NULL) |
| if ((bio_err = BIO_new(BIO_s_file())) != NULL) |
| BIO_set_fp(bio_err, stderr, BIO_NOCLOSE); |
| |
| base64 = 1; |
| |
| argc--; |
| argv++; |
| while (argc >= 1) { |
| if (strcmp(*argv, "-e") == 0) |
| enc = 1; |
| if (strcmp(*argv, "-in") == 0) { |
| if (--argc < 1) |
| goto bad; |
| inf = *(++argv); |
| } else if (strcmp(*argv, "-out") == 0) { |
| if (--argc < 1) |
| goto bad; |
| outf = *(++argv); |
| } else if (strcmp(*argv, "-d") == 0) |
| enc = 0; |
| else if (strcmp(*argv, "-v") == 0) |
| verbose = 1; |
| else if (strcmp(*argv, "-debug") == 0) |
| debug = 1; |
| else if (strcmp(*argv, "-bufsize") == 0) { |
| if (--argc < 1) |
| goto bad; |
| bufsize = (unsigned char *)*(++argv); |
| } else { |
| BIO_printf(bio_err, "unknown option '%s'\n", *argv); |
| bad: |
| BIO_printf(bio_err, "options are\n"); |
| BIO_printf(bio_err, "%-14s input file\n", "-in <file>"); |
| BIO_printf(bio_err, "%-14s output file\n", "-out <file>"); |
| BIO_printf(bio_err, "%-14s encode\n", "-e"); |
| BIO_printf(bio_err, "%-14s decode\n", "-d"); |
| BIO_printf(bio_err, "%-14s buffer size\n", "-bufsize <n>"); |
| |
| goto end; |
| } |
| argc--; |
| argv++; |
| } |
| |
| if (bufsize != NULL) { |
| int i; |
| unsigned long n; |
| |
| for (n = 0; *bufsize; bufsize++) { |
| i = *bufsize; |
| if ((i <= '9') && (i >= '0')) |
| n = n * 10 + i - '0'; |
| else if (i == 'k') { |
| n *= 1024; |
| bufsize++; |
| break; |
| } |
| } |
| if (*bufsize != '\0') { |
| BIO_printf(bio_err, "invalid 'bufsize' specified.\n"); |
| goto end; |
| } |
| |
| /* It must be large enough for a base64 encoded line */ |
| if (n < 80) |
| n = 80; |
| |
| bsize = (int)n; |
| if (verbose) |
| BIO_printf(bio_err, "bufsize=%d\n", bsize); |
| } |
| |
| strbuf = OPENSSL_malloc(SIZE); |
| buff = (unsigned char *)OPENSSL_malloc(EVP_ENCODE_LENGTH(bsize)); |
| if ((buff == NULL) || (strbuf == NULL)) { |
| BIO_printf(bio_err, "OPENSSL_malloc failure\n"); |
| goto end; |
| } |
| |
| in = BIO_new(BIO_s_file()); |
| out = BIO_new(BIO_s_file()); |
| if ((in == NULL) || (out == NULL)) { |
| ERR_print_errors(bio_err); |
| goto end; |
| } |
| if (debug) { |
| BIO_set_callback(in, BIO_debug_callback); |
| BIO_set_callback(out, BIO_debug_callback); |
| BIO_set_callback_arg(in, bio_err); |
| BIO_set_callback_arg(out, bio_err); |
| } |
| |
| if (inf == NULL) |
| BIO_set_fp(in, stdin, BIO_NOCLOSE); |
| else { |
| if (BIO_read_filename(in, inf) <= 0) { |
| perror(inf); |
| goto end; |
| } |
| } |
| |
| if (outf == NULL) |
| BIO_set_fp(out, stdout, BIO_NOCLOSE); |
| else { |
| if (BIO_write_filename(out, outf) <= 0) { |
| perror(outf); |
| goto end; |
| } |
| } |
| |
| rbio = in; |
| wbio = out; |
| |
| if (base64) { |
| if ((b64 = BIO_new(BIO_f_base64())) == NULL) |
| goto end; |
| if (debug) { |
| BIO_set_callback(b64, BIO_debug_callback); |
| BIO_set_callback_arg(b64, bio_err); |
| } |
| if (enc) |
| wbio = BIO_push(b64, wbio); |
| else |
| rbio = BIO_push(b64, rbio); |
| } |
| |
| for (;;) { |
| inl = BIO_read(rbio, (char *)buff, bsize); |
| if (inl <= 0) |
| break; |
| if (BIO_write(wbio, (char *)buff, inl) != inl) { |
| BIO_printf(bio_err, "error writing output file\n"); |
| goto end; |
| } |
| } |
| BIO_flush(wbio); |
| |
| ret = 0; |
| if (verbose) { |
| BIO_printf(bio_err, "bytes read :%8ld\n", BIO_number_read(in)); |
| BIO_printf(bio_err, "bytes written:%8ld\n", BIO_number_written(out)); |
| } |
| end: |
| if (strbuf != NULL) |
| OPENSSL_free(strbuf); |
| if (buff != NULL) |
| OPENSSL_free(buff); |
| if (in != NULL) |
| BIO_free(in); |
| if (out != NULL) |
| BIO_free(out); |
| if (benc != NULL) |
| BIO_free(benc); |
| if (b64 != NULL) |
| BIO_free(b64); |
| EXIT(ret); |
| } |
