diff options
Diffstat (limited to 'openssl/demos/b64.c')
| -rw-r--r-- | openssl/demos/b64.c | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/openssl/demos/b64.c b/openssl/demos/b64.c new file mode 100644 index 000000000..efdd44457 --- /dev/null +++ b/openssl/demos/b64.c @@ -0,0 +1,268 @@ +/* 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); + } + |