Security framework.
[openssl.git] / apps / rsa.c
index 879b7ab5224c6177afd4606c1c414c8ce02f2eef..a17708fe9cab0916b3c32dcbce529ecde6da7022 100644 (file)
@@ -56,7 +56,8 @@
  * [including the GNU Public Licence.]
  */
 
-#ifndef NO_RSA
+#include <openssl/opensslconf.h>
+#ifndef OPENSSL_NO_RSA
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -68,6 +69,7 @@
 #include <openssl/evp.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
+#include <openssl/bn.h>
 
 #undef PROG
 #define PROG   rsa_main
  * -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
@@ -90,23 +99,33 @@ int MAIN(int, char **);
 
 int MAIN(int argc, char **argv)
        {
+       ENGINE *e = NULL;
        int ret=1;
        RSA *rsa=NULL;
-       int i,badops=0;
+       int i,badops=0, sgckey=0;
        const EVP_CIPHER *enc=NULL;
-       BIO *in=NULL,*out=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;
 
+       int pvk_encr = 2;
+
        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 (!load_config(bio_err, NULL))
+               goto end;
+
        infile=NULL;
        outfile=NULL;
        informat=FORMAT_PEM;
@@ -140,39 +159,36 @@ int MAIN(int argc, char **argv)
                else if (strcmp(*argv,"-passin") == 0)
                        {
                        if (--argc < 1) goto bad;
-                       passin= *(++argv);
-                       }
-               else if (strcmp(*argv,"-envpassin") == 0)
-                       {
-                       if (--argc < 1) goto bad;
-                               if(!(passin= getenv(*(++argv))))
-                               {
-                               BIO_printf(bio_err,
-                                "Can't read environment variable %s\n",
-                                                               *argv);
-                               badops = 1;
-                               }
+                       passargin= *(++argv);
                        }
-               else if (strcmp(*argv,"-envpassout") == 0)
+               else if (strcmp(*argv,"-passout") == 0)
                        {
                        if (--argc < 1) goto bad;
-                               if(!(passout= getenv(*(++argv))))
-                               {
-                               BIO_printf(bio_err,
-                                "Can't read environment variable %s\n",
-                                                               *argv);
-                               badops = 1;
-                               }
+                       passargout= *(++argv);
                        }
-               else if (strcmp(*argv,"-passout") == 0)
+#ifndef OPENSSL_NO_ENGINE
+               else if (strcmp(*argv,"-engine") == 0)
                        {
                        if (--argc < 1) goto bad;
-                       passout= *(++argv);
+                       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,"-RSAPublicKey_in") == 0)
+                       pubin = 2;
+               else if (strcmp(*argv,"-RSAPublicKey_out") == 0)
+                       pubout = 2;
+               else if (strcmp(*argv,"-pvk-strong") == 0)
+                       pvk_encr=2;
+               else if (strcmp(*argv,"-pvk-weak") == 0)
+                       pvk_encr=1;
+               else if (strcmp(*argv,"-pvk-none") == 0)
+                       pvk_encr=0;
                else if (strcmp(*argv,"-noout") == 0)
                        noout=1;
                else if (strcmp(*argv,"-text") == 0)
@@ -199,16 +215,25 @@ bad:
                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," -passin arg     input file pass phrase\n");
-               BIO_printf(bio_err," -envpassin arg  environment variable containing input file pass phrase\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\n");
-               BIO_printf(bio_err," -envpassout arg environment variable containing output file pass phrase\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 NO_IDEA
+#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");
@@ -216,85 +241,78 @@ bad:
                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();
 
+#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(check && pubin) {
                BIO_printf(bio_err, "Only private keys can be checked\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 (infile == NULL)
-               BIO_set_fp(in,stdin,BIO_NOCLOSE);
-       else
-               {
-               if (BIO_read_filename(in,infile) <= 0)
-                       {
-                       perror(infile);
-                       goto end;
-                       }
-               }
-
-       BIO_printf(bio_err,"read RSA key\n");
-       if      (informat == FORMAT_ASN1) {
-               if (pubin) rsa=d2i_RSA_PUBKEY_bio(in,NULL);
-               else rsa=d2i_RSAPrivateKey_bio(in,NULL);
-       }
-#ifndef NO_RC4
-       else if (informat == FORMAT_NETSCAPE)
-               {
-               BUF_MEM *buf=NULL;
-               unsigned char *p;
-               int size=0;
+       {
+               EVP_PKEY        *pkey;
 
-               buf=BUF_MEM_new();
-               for (;;)
+               if (pubin)
                        {
-                       if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
-                               goto end;
-                       i=BIO_read(in,&(buf->data[size]),1024*10);
-                       size+=i;
-                       if (i == 0) break;
-                       if (i < 0)
+                       int tmpformat=-1;
+                       if (pubin == 2)
                                {
-                               perror("reading private key");
-                               BUF_MEM_free(buf);
-                               goto end;
+                               if (informat == FORMAT_PEM)
+                                       tmpformat = FORMAT_PEMRSA;
+                               else if (informat == FORMAT_ASN1)
+                                       tmpformat = FORMAT_ASN1RSA;
                                }
+                       else if (informat == FORMAT_NETSCAPE && sgckey)
+                               tmpformat = FORMAT_IISSGC;
+                       else
+                               tmpformat = informat;
+                                       
+                       pkey = load_pubkey(bio_err, infile, tmpformat, 1,
+                               passin, e, "Public Key");
                        }
-               p=(unsigned char *)buf->data;
-               rsa=d2i_Netscape_RSA(NULL,&p,(long)size,NULL);
-               BUF_MEM_free(buf);
-               }
-#endif
-       else if (informat == FORMAT_PEM) {
-               if(pubin) rsa=PEM_read_bio_RSA_PUBKEY(in,NULL,NULL,NULL);
-               else rsa=PEM_read_bio_RSAPrivateKey(in,NULL, PEM_cb,passin);
+               else
+                       pkey = load_key(bio_err, infile,
+                               (informat == FORMAT_NETSCAPE && sgckey ?
+                                       FORMAT_IISSGC : informat), 1,
+                               passin, e, "Private Key");
+
+               if (pkey != NULL)
+                       rsa = EVP_PKEY_get1_RSA(pkey);
+               EVP_PKEY_free(pkey);
        }
-       else
-               {
-               BIO_printf(bio_err,"bad input format specified for key\n");
-               goto end;
-               }
+
        if (rsa == NULL)
                {
-               BIO_printf(bio_err,"unable to load key\n");
                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)
@@ -327,14 +345,14 @@ bad:
                        BIO_printf(out,"RSA key ok\n");
                else if (r == 0)
                        {
-                       long e;
+                       unsigned long err;
 
-                       while ((e = ERR_peek_error()) != 0 &&
-                               ERR_GET_LIB(e) == ERR_LIB_RSA &&
-                               ERR_GET_FUNC(e) == RSA_F_RSA_CHECK_KEY &&
-                               ERR_GET_REASON(e) != ERR_R_MALLOC_FAILURE)
+                       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(e));
+                               BIO_printf(out, "RSA key error: %s\n", ERR_reason_error_string(err));
                                ERR_get_error(); /* remove e from error stack */
                                }
                        }
@@ -353,38 +371,62 @@ bad:
                }
        BIO_printf(bio_err,"writing RSA key\n");
        if      (outformat == FORMAT_ASN1) {
-               if(pubout || pubin) i=i2d_RSA_PUBKEY_bio(out,rsa);
+               if(pubout || pubin) 
+                       {
+                       if (pubout == 2)
+                               i=i2d_RSAPublicKey_bio(out,rsa);
+                       else
+                               i=i2d_RSA_PUBKEY_bio(out,rsa);
+                       }
                else i=i2d_RSAPrivateKey_bio(out,rsa);
        }
-#ifndef NO_RC4
+#ifndef OPENSSL_NO_RC4
        else if (outformat == FORMAT_NETSCAPE)
                {
                unsigned char *p,*pp;
                int size;
 
                i=1;
-               size=i2d_Netscape_RSA(rsa,NULL,NULL);
-               if ((p=(unsigned char *)Malloc(size)) == NULL)
+               size=i2d_RSA_NET(rsa,NULL,NULL, sgckey);
+               if ((p=(unsigned char *)OPENSSL_malloc(size)) == NULL)
                        {
-                       BIO_printf(bio_err,"Malloc failure\n");
+                       BIO_printf(bio_err,"Memory allocation failure\n");
                        goto end;
                        }
                pp=p;
-               i2d_Netscape_RSA(rsa,&p,NULL);
+               i2d_RSA_NET(rsa,&p,NULL, sgckey);
                BIO_write(out,(char *)pp,size);
-               Free(pp);
+               OPENSSL_free(pp);
                }
 #endif
        else if (outformat == FORMAT_PEM) {
                if(pubout || pubin)
-                   i=PEM_write_bio_RSA_PUBKEY(out,rsa);
+                       {
+                       if (pubout == 2)
+                               i=PEM_write_bio_RSAPublicKey(out,rsa);
+                       else
+                               i=PEM_write_bio_RSA_PUBKEY(out,rsa);
+                       }
                else i=PEM_write_bio_RSAPrivateKey(out,rsa,
-                                               enc,NULL,0,PEM_cb,passout);
+                                               enc,NULL,0,NULL,passout);
+#if !defined(OPENSSL_NO_DSA) && !defined(OPENSSL_NO_RC4)
+       } else if (outformat == FORMAT_MSBLOB || outformat == FORMAT_PVK) {
+               EVP_PKEY *pk;
+               pk = EVP_PKEY_new();
+               EVP_PKEY_set1_RSA(pk, rsa);
+               if (outformat == FORMAT_PVK)
+                       i = i2b_PVK_bio(out, pk, pvk_encr, 0, passout);
+               else if (pubin || pubout)
+                       i = i2b_PublicKey_bio(out, pk);
+               else
+                       i = i2b_PrivateKey_bio(out, pk);
+               EVP_PKEY_free(pk);
+#endif
        } else  {
                BIO_printf(bio_err,"bad output format specified for outfile\n");
                goto end;
                }
-       if (!i)
+       if (i <= 0)
                {
                BIO_printf(bio_err,"unable to write key\n");
                ERR_print_errors(bio_err);
@@ -392,12 +434,14 @@ bad:
        else
                ret=0;
 end:
-       if (in != NULL) BIO_free(in);
-       if (out != NULL) BIO_free(out);
-       if (rsa != NULL) RSA_free(rsa);
-       EXIT(ret);
+       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 /* !NO_RSA */
+#else /* !OPENSSL_NO_RSA */
 
 # if PEDANTIC
 static void *dummy=&dummy;