diff options
Diffstat (limited to 'openssl/demos/b64.c')
-rw-r--r-- | openssl/demos/b64.c | 379 |
1 files changed, 183 insertions, 196 deletions
diff --git a/openssl/demos/b64.c b/openssl/demos/b64.c index efdd44457..d8ed2a6a0 100644 --- a/openssl/demos/b64.c +++ b/openssl/demos/b64.c @@ -5,21 +5,21 @@ * 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: @@ -34,10 +34,10 @@ * 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 + * 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 @@ -49,7 +49,7 @@ * 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 @@ -71,198 +71,185 @@ #undef BSIZE #undef PROG -#define SIZE (512) -#define BSIZE (8*1024) -#define PROG enc_main +#define SIZE (512) +#define BSIZE (8*1024) +#define PROG enc_main -int main(argc,argv) +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; +{ + 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); - } - + 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); +} |