diff options
author | Matt Caswell <matt@openssl.org> | 2015-01-22 03:40:55 +0000 |
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committer | Matt Caswell <matt@openssl.org> | 2015-01-22 09:20:09 +0000 |
commit | 0f113f3ee4d629ef9a4a30911b22b224772085e5 (patch) | |
tree | e014603da5aed1d0751f587a66d6e270b6bda3de /crypto/rc4/rc4.c | |
parent | 22b52164aaed31d6e93dbd2d397ace041360e6aa (diff) | |
download | openssl-0f113f3ee4d629ef9a4a30911b22b224772085e5.tar.gz |
Run util/openssl-format-source -v -c .
Reviewed-by: Tim Hudson <tjh@openssl.org>
Diffstat (limited to 'crypto/rc4/rc4.c')
-rw-r--r-- | crypto/rc4/rc4.c | 232 |
1 files changed, 109 insertions, 123 deletions
diff --git a/crypto/rc4/rc4.c b/crypto/rc4/rc4.c index c900b26055..99082e8919 100644 --- a/crypto/rc4/rc4.c +++ b/crypto/rc4/rc4.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 @@ -62,132 +62,118 @@ #include <openssl/rc4.h> #include <openssl/evp.h> -char *usage[]={ -"usage: rc4 args\n", -"\n", -" -in arg - input file - default stdin\n", -" -out arg - output file - default stdout\n", -" -key key - password\n", -NULL +char *usage[] = { + "usage: rc4 args\n", + "\n", + " -in arg - input file - default stdin\n", + " -out arg - output file - default stdout\n", + " -key key - password\n", + NULL }; int main(int argc, char *argv[]) - { - FILE *in=NULL,*out=NULL; - char *infile=NULL,*outfile=NULL,*keystr=NULL; - RC4_KEY key; - char buf[BUFSIZ]; - int badops=0,i; - char **pp; - unsigned char md[MD5_DIGEST_LENGTH]; +{ + FILE *in = NULL, *out = NULL; + char *infile = NULL, *outfile = NULL, *keystr = NULL; + RC4_KEY key; + char buf[BUFSIZ]; + int badops = 0, i; + char **pp; + unsigned char md[MD5_DIGEST_LENGTH]; + + argc--; + argv++; + while (argc >= 1) { + if (strcmp(*argv, "-in") == 0) { + if (--argc < 1) + goto bad; + infile = *(++argv); + } else if (strcmp(*argv, "-out") == 0) { + if (--argc < 1) + goto bad; + outfile = *(++argv); + } else if (strcmp(*argv, "-key") == 0) { + if (--argc < 1) + goto bad; + keystr = *(++argv); + } else { + fprintf(stderr, "unknown option %s\n", *argv); + badops = 1; + break; + } + argc--; + argv++; + } - argc--; - argv++; - while (argc >= 1) - { - if (strcmp(*argv,"-in") == 0) - { - if (--argc < 1) goto bad; - infile= *(++argv); - } - else if (strcmp(*argv,"-out") == 0) - { - if (--argc < 1) goto bad; - outfile= *(++argv); - } - else if (strcmp(*argv,"-key") == 0) - { - if (--argc < 1) goto bad; - keystr= *(++argv); - } - else - { - fprintf(stderr,"unknown option %s\n",*argv); - badops=1; - break; - } - argc--; - argv++; - } + if (badops) { + bad: + for (pp = usage; (*pp != NULL); pp++) + fprintf(stderr, "%s", *pp); + exit(1); + } - if (badops) - { -bad: - for (pp=usage; (*pp != NULL); pp++) - fprintf(stderr,"%s",*pp); - exit(1); - } + if (infile == NULL) + in = stdin; + else { + in = fopen(infile, "r"); + if (in == NULL) { + perror("open"); + exit(1); + } - if (infile == NULL) - in=stdin; - else - { - in=fopen(infile,"r"); - if (in == NULL) - { - perror("open"); - exit(1); - } + } + if (outfile == NULL) + out = stdout; + else { + out = fopen(outfile, "w"); + if (out == NULL) { + perror("open"); + exit(1); + } + } - } - if (outfile == NULL) - out=stdout; - else - { - out=fopen(outfile,"w"); - if (out == NULL) - { - perror("open"); - exit(1); - } - } - #ifdef OPENSSL_SYS_MSDOS - /* This should set the file to binary mode. */ - { -#include <fcntl.h> - setmode(fileno(in),O_BINARY); - setmode(fileno(out),O_BINARY); - } + /* This should set the file to binary mode. */ + { +# include <fcntl.h> + setmode(fileno(in), O_BINARY); + setmode(fileno(out), O_BINARY); + } #endif - if (keystr == NULL) - { /* get key */ - i=EVP_read_pw_string(buf,BUFSIZ,"Enter RC4 password:",0); - if (i != 0) - { - OPENSSL_cleanse(buf,BUFSIZ); - fprintf(stderr,"bad password read\n"); - exit(1); - } - keystr=buf; - } + if (keystr == NULL) { /* get key */ + i = EVP_read_pw_string(buf, BUFSIZ, "Enter RC4 password:", 0); + if (i != 0) { + OPENSSL_cleanse(buf, BUFSIZ); + fprintf(stderr, "bad password read\n"); + exit(1); + } + keystr = buf; + } - EVP_Digest((unsigned char *)keystr,strlen(keystr),md,NULL,EVP_md5(),NULL); - OPENSSL_cleanse(keystr,strlen(keystr)); - RC4_set_key(&key,MD5_DIGEST_LENGTH,md); - - for(;;) - { - i=fread(buf,1,BUFSIZ,in); - if (i == 0) break; - if (i < 0) - { - perror("read"); - exit(1); - } - RC4(&key,(unsigned int)i,(unsigned char *)buf, - (unsigned char *)buf); - i=fwrite(buf,(unsigned int)i,1,out); - if (i != 1) - { - perror("write"); - exit(1); - } - } - fclose(out); - fclose(in); - exit(0); - return(1); - } + EVP_Digest((unsigned char *)keystr, strlen(keystr), md, NULL, EVP_md5(), + NULL); + OPENSSL_cleanse(keystr, strlen(keystr)); + RC4_set_key(&key, MD5_DIGEST_LENGTH, md); + for (;;) { + i = fread(buf, 1, BUFSIZ, in); + if (i == 0) + break; + if (i < 0) { + perror("read"); + exit(1); + } + RC4(&key, (unsigned int)i, (unsigned char *)buf, + (unsigned char *)buf); + i = fwrite(buf, (unsigned int)i, 1, out); + if (i != 1) { + perror("write"); + exit(1); + } + } + fclose(out); + fclose(in); + exit(0); + return (1); +} |