diff options
Diffstat (limited to 'apps/rsa.c')
-rw-r--r-- | apps/rsa.c | 616 |
1 files changed, 307 insertions, 309 deletions
diff --git a/apps/rsa.c b/apps/rsa.c index 930f1f038aba..b180dc59910f 100644 --- a/apps/rsa.c +++ b/apps/rsa.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 @@ -58,344 +58,342 @@ #include <openssl/opensslconf.h> #ifndef OPENSSL_NO_RSA -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <time.h> -#include "apps.h" -#include <openssl/bio.h> -#include <openssl/err.h> -#include <openssl/rsa.h> -#include <openssl/evp.h> -#include <openssl/x509.h> -#include <openssl/pem.h> -#include <openssl/bn.h> +# include <stdio.h> +# include <stdlib.h> +# include <string.h> +# include <time.h> +# include "apps.h" +# include <openssl/bio.h> +# include <openssl/err.h> +# include <openssl/rsa.h> +# include <openssl/evp.h> +# include <openssl/x509.h> +# include <openssl/pem.h> +# include <openssl/bn.h> -#undef PROG -#define PROG rsa_main +# undef PROG +# define PROG rsa_main -/* -inform arg - input format - default PEM (one of DER, NET or PEM) +/*- + * -inform arg - input format - default PEM (one of DER, NET or PEM) * -outform arg - output format - default PEM - * -in arg - input file - default stdin - * -out arg - output file - default stdout - * -des - encrypt output if PEM format with DES in cbc mode - * -des3 - encrypt output if PEM format - * -idea - encrypt output if PEM format - * -seed - encrypt output if PEM format - * -aes128 - encrypt output if PEM format - * -aes192 - encrypt output if PEM format - * -aes256 - encrypt output if PEM format + * -in arg - input file - default stdin + * -out arg - output file - default stdout + * -des - encrypt output if PEM format with DES in cbc mode + * -des3 - encrypt output if PEM format + * -idea - encrypt output if PEM format + * -seed - encrypt output if PEM format + * -aes128 - encrypt output if PEM format + * -aes192 - encrypt output if PEM format + * -aes256 - encrypt output if PEM format * -camellia128 - encrypt output if PEM format * -camellia192 - encrypt output if PEM format * -camellia256 - encrypt output if PEM format - * -text - print a text version - * -modulus - print the RSA key modulus - * -check - verify key consistency - * -pubin - Expect a public key in input file. - * -pubout - Output a public key. + * -text - print a text version + * -modulus - print the RSA key modulus + * -check - verify key consistency + * -pubin - Expect a public key in input file. + * -pubout - Output a public key. */ int MAIN(int, char **); int MAIN(int argc, char **argv) - { - ENGINE *e = NULL; - int ret=1; - RSA *rsa=NULL; - int i,badops=0, sgckey=0; - const EVP_CIPHER *enc=NULL; - BIO *out=NULL; - int informat,outformat,text=0,check=0,noout=0; - int pubin = 0, pubout = 0; - char *infile,*outfile,*prog; - char *passargin = NULL, *passargout = NULL; - char *passin = NULL, *passout = NULL; -#ifndef OPENSSL_NO_ENGINE - char *engine=NULL; -#endif - int modulus=0; +{ + ENGINE *e = NULL; + int ret = 1; + RSA *rsa = NULL; + int i, badops = 0, sgckey = 0; + const EVP_CIPHER *enc = NULL; + BIO *out = NULL; + int informat, outformat, text = 0, check = 0, noout = 0; + int pubin = 0, pubout = 0; + char *infile, *outfile, *prog; + char *passargin = NULL, *passargout = NULL; + char *passin = NULL, *passout = NULL; +# ifndef OPENSSL_NO_ENGINE + char *engine = NULL; +# endif + int modulus = 0; - apps_startup(); + apps_startup(); - if (bio_err == NULL) - if ((bio_err=BIO_new(BIO_s_file())) != NULL) - BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); + if (bio_err == NULL) + if ((bio_err = BIO_new(BIO_s_file())) != NULL) + BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT); - if (!load_config(bio_err, NULL)) - goto end; + if (!load_config(bio_err, NULL)) + goto end; - infile=NULL; - outfile=NULL; - informat=FORMAT_PEM; - outformat=FORMAT_PEM; + infile = NULL; + outfile = NULL; + informat = FORMAT_PEM; + outformat = FORMAT_PEM; - prog=argv[0]; - argc--; - argv++; - while (argc >= 1) - { - if (strcmp(*argv,"-inform") == 0) - { - if (--argc < 1) goto bad; - informat=str2fmt(*(++argv)); - } - else if (strcmp(*argv,"-outform") == 0) - { - if (--argc < 1) goto bad; - outformat=str2fmt(*(++argv)); - } - else 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,"-passin") == 0) - { - if (--argc < 1) goto bad; - passargin= *(++argv); - } - else if (strcmp(*argv,"-passout") == 0) - { - if (--argc < 1) goto bad; - passargout= *(++argv); - } -#ifndef OPENSSL_NO_ENGINE - else if (strcmp(*argv,"-engine") == 0) - { - if (--argc < 1) goto bad; - engine= *(++argv); - } -#endif - else if (strcmp(*argv,"-sgckey") == 0) - sgckey=1; - else if (strcmp(*argv,"-pubin") == 0) - pubin=1; - else if (strcmp(*argv,"-pubout") == 0) - pubout=1; - else if (strcmp(*argv,"-noout") == 0) - noout=1; - else if (strcmp(*argv,"-text") == 0) - text=1; - else if (strcmp(*argv,"-modulus") == 0) - modulus=1; - else if (strcmp(*argv,"-check") == 0) - check=1; - else if ((enc=EVP_get_cipherbyname(&(argv[0][1]))) == NULL) - { - BIO_printf(bio_err,"unknown option %s\n",*argv); - badops=1; - break; - } - argc--; - argv++; - } + prog = argv[0]; + argc--; + argv++; + while (argc >= 1) { + if (strcmp(*argv, "-inform") == 0) { + if (--argc < 1) + goto bad; + informat = str2fmt(*(++argv)); + } else if (strcmp(*argv, "-outform") == 0) { + if (--argc < 1) + goto bad; + outformat = str2fmt(*(++argv)); + } else 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, "-passin") == 0) { + if (--argc < 1) + goto bad; + passargin = *(++argv); + } else if (strcmp(*argv, "-passout") == 0) { + if (--argc < 1) + goto bad; + passargout = *(++argv); + } +# ifndef OPENSSL_NO_ENGINE + else if (strcmp(*argv, "-engine") == 0) { + if (--argc < 1) + goto bad; + engine = *(++argv); + } +# endif + else if (strcmp(*argv, "-sgckey") == 0) + sgckey = 1; + else if (strcmp(*argv, "-pubin") == 0) + pubin = 1; + else if (strcmp(*argv, "-pubout") == 0) + pubout = 1; + else if (strcmp(*argv, "-noout") == 0) + noout = 1; + else if (strcmp(*argv, "-text") == 0) + text = 1; + else if (strcmp(*argv, "-modulus") == 0) + modulus = 1; + else if (strcmp(*argv, "-check") == 0) + check = 1; + else if ((enc = EVP_get_cipherbyname(&(argv[0][1]))) == NULL) { + BIO_printf(bio_err, "unknown option %s\n", *argv); + badops = 1; + break; + } + argc--; + argv++; + } - if (badops) - { -bad: - BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); - BIO_printf(bio_err,"where options are\n"); - BIO_printf(bio_err," -inform arg input format - one of DER NET PEM\n"); - BIO_printf(bio_err," -outform arg output format - one of DER NET PEM\n"); - BIO_printf(bio_err," -in arg input file\n"); - BIO_printf(bio_err," -sgckey Use IIS SGC key format\n"); - BIO_printf(bio_err," -passin arg input file pass phrase source\n"); - BIO_printf(bio_err," -out arg output file\n"); - BIO_printf(bio_err," -passout arg output file pass phrase source\n"); - BIO_printf(bio_err," -des encrypt PEM output with cbc des\n"); - BIO_printf(bio_err," -des3 encrypt PEM output with ede cbc des using 168 bit key\n"); -#ifndef OPENSSL_NO_IDEA - BIO_printf(bio_err," -idea encrypt PEM output with cbc idea\n"); -#endif -#ifndef OPENSSL_NO_SEED - BIO_printf(bio_err," -seed encrypt PEM output with cbc seed\n"); -#endif -#ifndef OPENSSL_NO_AES - BIO_printf(bio_err," -aes128, -aes192, -aes256\n"); - BIO_printf(bio_err," encrypt PEM output with cbc aes\n"); -#endif -#ifndef OPENSSL_NO_CAMELLIA - BIO_printf(bio_err," -camellia128, -camellia192, -camellia256\n"); - BIO_printf(bio_err," encrypt PEM output with cbc camellia\n"); -#endif - BIO_printf(bio_err," -text print the key in text\n"); - BIO_printf(bio_err," -noout don't print key out\n"); - BIO_printf(bio_err," -modulus print the RSA key modulus\n"); - BIO_printf(bio_err," -check verify key consistency\n"); - BIO_printf(bio_err," -pubin expect a public key in input file\n"); - BIO_printf(bio_err," -pubout output a public key\n"); -#ifndef OPENSSL_NO_ENGINE - BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); -#endif - goto end; - } + if (badops) { + bad: + BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog); + BIO_printf(bio_err, "where options are\n"); + BIO_printf(bio_err, + " -inform arg input format - one of DER NET PEM\n"); + BIO_printf(bio_err, + " -outform arg output format - one of DER NET PEM\n"); + BIO_printf(bio_err, " -in arg input file\n"); + BIO_printf(bio_err, " -sgckey Use IIS SGC key format\n"); + BIO_printf(bio_err, + " -passin arg input file pass phrase source\n"); + BIO_printf(bio_err, " -out arg output file\n"); + BIO_printf(bio_err, + " -passout arg output file pass phrase source\n"); + BIO_printf(bio_err, + " -des encrypt PEM output with cbc des\n"); + BIO_printf(bio_err, + " -des3 encrypt PEM output with ede cbc des using 168 bit key\n"); +# ifndef OPENSSL_NO_IDEA + BIO_printf(bio_err, + " -idea encrypt PEM output with cbc idea\n"); +# endif +# ifndef OPENSSL_NO_SEED + BIO_printf(bio_err, + " -seed encrypt PEM output with cbc seed\n"); +# endif +# ifndef OPENSSL_NO_AES + BIO_printf(bio_err, " -aes128, -aes192, -aes256\n"); + BIO_printf(bio_err, + " encrypt PEM output with cbc aes\n"); +# endif +# ifndef OPENSSL_NO_CAMELLIA + BIO_printf(bio_err, " -camellia128, -camellia192, -camellia256\n"); + BIO_printf(bio_err, + " encrypt PEM output with cbc camellia\n"); +# endif + BIO_printf(bio_err, " -text print the key in text\n"); + BIO_printf(bio_err, " -noout don't print key out\n"); + BIO_printf(bio_err, " -modulus print the RSA key modulus\n"); + BIO_printf(bio_err, " -check verify key consistency\n"); + BIO_printf(bio_err, + " -pubin expect a public key in input file\n"); + BIO_printf(bio_err, " -pubout output a public key\n"); +# ifndef OPENSSL_NO_ENGINE + BIO_printf(bio_err, + " -engine e use engine e, possibly a hardware device.\n"); +# endif + goto end; + } - ERR_load_crypto_strings(); + ERR_load_crypto_strings(); -#ifndef OPENSSL_NO_ENGINE - e = setup_engine(bio_err, engine, 0); -#endif +# ifndef OPENSSL_NO_ENGINE + e = setup_engine(bio_err, engine, 0); +# endif - if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { - BIO_printf(bio_err, "Error getting passwords\n"); - goto end; - } + if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { + BIO_printf(bio_err, "Error getting passwords\n"); + goto end; + } - if(check && pubin) { - BIO_printf(bio_err, "Only private keys can be checked\n"); - goto end; - } + if (check && pubin) { + BIO_printf(bio_err, "Only private keys can be checked\n"); + goto end; + } - out=BIO_new(BIO_s_file()); + out = BIO_new(BIO_s_file()); - { - EVP_PKEY *pkey; + { + EVP_PKEY *pkey; - if (pubin) - pkey = load_pubkey(bio_err, infile, - (informat == FORMAT_NETSCAPE && sgckey ? - FORMAT_IISSGC : informat), 1, - passin, e, "Public Key"); - else - pkey = load_key(bio_err, infile, - (informat == FORMAT_NETSCAPE && sgckey ? - FORMAT_IISSGC : informat), 1, - passin, e, "Private Key"); + if (pubin) + pkey = load_pubkey(bio_err, infile, + (informat == FORMAT_NETSCAPE && sgckey ? + FORMAT_IISSGC : informat), 1, + passin, e, "Public Key"); + else + pkey = load_key(bio_err, infile, + (informat == FORMAT_NETSCAPE && sgckey ? + FORMAT_IISSGC : informat), 1, + passin, e, "Private Key"); - if (pkey != NULL) - rsa = pkey == NULL ? NULL : EVP_PKEY_get1_RSA(pkey); - EVP_PKEY_free(pkey); - } + if (pkey != NULL) + rsa = pkey == NULL ? NULL : EVP_PKEY_get1_RSA(pkey); + EVP_PKEY_free(pkey); + } - if (rsa == NULL) - { - ERR_print_errors(bio_err); - goto end; - } + if (rsa == NULL) { + ERR_print_errors(bio_err); + goto end; + } - if (outfile == NULL) - { - BIO_set_fp(out,stdout,BIO_NOCLOSE); -#ifdef OPENSSL_SYS_VMS - { - BIO *tmpbio = BIO_new(BIO_f_linebuffer()); - out = BIO_push(tmpbio, out); - } -#endif - } - else - { - if (BIO_write_filename(out,outfile) <= 0) - { - perror(outfile); - goto end; - } - } + if (outfile == NULL) { + BIO_set_fp(out, stdout, BIO_NOCLOSE); +# ifdef OPENSSL_SYS_VMS + { + BIO *tmpbio = BIO_new(BIO_f_linebuffer()); + out = BIO_push(tmpbio, out); + } +# endif + } else { + if (BIO_write_filename(out, outfile) <= 0) { + perror(outfile); + goto end; + } + } - if (text) - if (!RSA_print(out,rsa,0)) - { - perror(outfile); - ERR_print_errors(bio_err); - goto end; - } + if (text) + if (!RSA_print(out, rsa, 0)) { + perror(outfile); + ERR_print_errors(bio_err); + goto end; + } - if (modulus) - { - BIO_printf(out,"Modulus="); - BN_print(out,rsa->n); - BIO_printf(out,"\n"); - } + if (modulus) { + BIO_printf(out, "Modulus="); + BN_print(out, rsa->n); + BIO_printf(out, "\n"); + } - if (check) - { - int r = RSA_check_key(rsa); + if (check) { + int r = RSA_check_key(rsa); - if (r == 1) - BIO_printf(out,"RSA key ok\n"); - else if (r == 0) - { - unsigned long err; + if (r == 1) + BIO_printf(out, "RSA key ok\n"); + else if (r == 0) { + unsigned long err; - while ((err = ERR_peek_error()) != 0 && - ERR_GET_LIB(err) == ERR_LIB_RSA && - ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY && - ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) - { - BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err)); - ERR_get_error(); /* remove e from error stack */ - } - } - - if (r == -1 || ERR_peek_error() != 0) /* should happen only if r == -1 */ - { - ERR_print_errors(bio_err); - goto end; - } - } - - if (noout) - { - ret = 0; - goto end; - } - BIO_printf(bio_err,"writing RSA key\n"); - if (outformat == FORMAT_ASN1) { - if(pubout || pubin) i=i2d_RSA_PUBKEY_bio(out,rsa); - else i=i2d_RSAPrivateKey_bio(out,rsa); - } -#ifndef OPENSSL_NO_RC4 - else if (outformat == FORMAT_NETSCAPE) - { - unsigned char *p,*pp; - int size; + while ((err = ERR_peek_error()) != 0 && + ERR_GET_LIB(err) == ERR_LIB_RSA && + ERR_GET_FUNC(err) == RSA_F_RSA_CHECK_KEY && + ERR_GET_REASON(err) != ERR_R_MALLOC_FAILURE) { + BIO_printf(out, "RSA key error: %s\n", + ERR_reason_error_string(err)); + ERR_get_error(); /* remove e from error stack */ + } + } - i=1; - size=i2d_RSA_NET(rsa,NULL,NULL, sgckey); - if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL) - { - BIO_printf(bio_err,"Memory allocation failure\n"); - goto end; - } - pp=p; - i2d_RSA_NET(rsa,&p,NULL, sgckey); - BIO_write(out,(char *)pp,size); - OPENSSL_free(pp); - } -#endif - else if (outformat == FORMAT_PEM) { - if(pubout || pubin) - i=PEM_write_bio_RSA_PUBKEY(out,rsa); - else i=PEM_write_bio_RSAPrivateKey(out,rsa, - enc,NULL,0,NULL,passout); - } else { - BIO_printf(bio_err,"bad output format specified for outfile\n"); - goto end; - } - if (!i) - { - BIO_printf(bio_err,"unable to write key\n"); - ERR_print_errors(bio_err); - } - else - ret=0; -end: - if(out != NULL) BIO_free_all(out); - if(rsa != NULL) RSA_free(rsa); - if(passin) OPENSSL_free(passin); - if(passout) OPENSSL_free(passout); - apps_shutdown(); - OPENSSL_EXIT(ret); - } -#else /* !OPENSSL_NO_RSA */ + if (r == -1 || ERR_peek_error() != 0) { /* should happen only if r == + * -1 */ + ERR_print_errors(bio_err); + goto end; + } + } + + if (noout) { + ret = 0; + goto end; + } + BIO_printf(bio_err, "writing RSA key\n"); + if (outformat == FORMAT_ASN1) { + if (pubout || pubin) + i = i2d_RSA_PUBKEY_bio(out, rsa); + else + i = i2d_RSAPrivateKey_bio(out, rsa); + } +# ifndef OPENSSL_NO_RC4 + else if (outformat == FORMAT_NETSCAPE) { + unsigned char *p, *pp; + int size; + + i = 1; + size = i2d_RSA_NET(rsa, NULL, NULL, sgckey); + if ((p = (unsigned char *)OPENSSL_malloc(size)) == NULL) { + BIO_printf(bio_err, "Memory allocation failure\n"); + goto end; + } + pp = p; + i2d_RSA_NET(rsa, &p, NULL, sgckey); + BIO_write(out, (char *)pp, size); + OPENSSL_free(pp); + } +# endif + else if (outformat == FORMAT_PEM) { + if (pubout || pubin) + i = PEM_write_bio_RSA_PUBKEY(out, rsa); + else + i = PEM_write_bio_RSAPrivateKey(out, rsa, + enc, NULL, 0, NULL, passout); + } else { + BIO_printf(bio_err, "bad output format specified for outfile\n"); + goto end; + } + if (!i) { + BIO_printf(bio_err, "unable to write key\n"); + ERR_print_errors(bio_err); + } else + ret = 0; + end: + if (out != NULL) + BIO_free_all(out); + if (rsa != NULL) + RSA_free(rsa); + if (passin) + OPENSSL_free(passin); + if (passout) + OPENSSL_free(passout); + apps_shutdown(); + OPENSSL_EXIT(ret); +} +#else /* !OPENSSL_NO_RSA */ # if PEDANTIC -static void *dummy=&dummy; +static void *dummy = &dummy; # endif #endif |