Bug in apps/dgst.c.
[openssl.git] / apps / dgst.c
index 30253149114186123e8159b811248a7d7bdc527f..9981ee1db5164fe923beeb5513064f31517213ac 100644 (file)
@@ -66,6 +66,7 @@
 #include <openssl/objects.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
+#include <openssl/hmac.h>
 
 #undef BUFSIZE
 #define BUFSIZE        1024*8
@@ -75,7 +76,7 @@
 
 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
          EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
-         const char *file);
+         const char *file,BIO *bmd);
 
 int MAIN(int, char **);
 
@@ -100,9 +101,13 @@ int MAIN(int argc, char **argv)
        EVP_PKEY *sigkey = NULL;
        unsigned char *sigbuf = NULL;
        int siglen = 0;
+       char *passargin = NULL, *passin = NULL;
 #ifndef OPENSSL_NO_ENGINE
        char *engine=NULL;
 #endif
+       char *hmac_key=NULL;
+       char *mac_name=NULL;
+       STACK *sigopts = NULL, *macopts = NULL;
 
        apps_startup();
 
@@ -145,6 +150,12 @@ int MAIN(int argc, char **argv)
                        if (--argc < 1) break;
                        keyfile=*(++argv);
                        }
+               else if (!strcmp(*argv,"-passin"))
+                       {
+                       if (--argc < 1)
+                               break;
+                       passargin=*++argv;
+                       }
                else if (strcmp(*argv,"-verify") == 0)
                        {
                        if (--argc < 1) break;
@@ -173,6 +184,7 @@ int MAIN(int argc, char **argv)
                        {
                        if (--argc < 1) break;
                        engine= *(++argv);
+                       e = setup_engine(bio_err, engine, 0);
                        }
 #endif
                else if (strcmp(*argv,"-hex") == 0)
@@ -181,6 +193,36 @@ int MAIN(int argc, char **argv)
                        out_bin = 1;
                else if (strcmp(*argv,"-d") == 0)
                        debug=1;
+               else if (!strcmp(*argv,"-hmac"))
+                       {
+                       if (--argc < 1)
+                               break;
+                       hmac_key=*++argv;
+                       }
+               else if (!strcmp(*argv,"-mac"))
+                       {
+                       if (--argc < 1)
+                               break;
+                       mac_name=*++argv;
+                       }
+               else if (strcmp(*argv,"-sigopt") == 0)
+                       {
+                       if (--argc < 1)
+                               break;
+                       if (!sigopts)
+                               sigopts = sk_new_null();
+                       if (!sigopts || !sk_push(sigopts, *(++argv)))
+                               break;
+                       }
+               else if (strcmp(*argv,"-macopt") == 0)
+                       {
+                       if (--argc < 1)
+                               break;
+                       if (!macopts)
+                               macopts = sk_new_null();
+                       if (!macopts || !sk_push(macopts, *(++argv)))
+                               break;
+                       }
                else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
                        md=m;
                else
@@ -211,50 +253,59 @@ int MAIN(int argc, char **argv)
                BIO_printf(bio_err,"-prverify file  verify a signature using private key in file\n");
                BIO_printf(bio_err,"-keyform arg    key file format (PEM or ENGINE)\n");
                BIO_printf(bio_err,"-signature file signature to verify\n");
+               BIO_printf(bio_err,"-sigopt nm:v    signature parameter\n");
                BIO_printf(bio_err,"-binary         output in binary form\n");
 #ifndef OPENSSL_NO_ENGINE
                BIO_printf(bio_err,"-engine e       use engine e, possibly a hardware device.\n");
 #endif
 
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm (default)\n",
                        LN_md5,LN_md5);
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_md4,LN_md4);
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_md2,LN_md2);
 #ifndef OPENSSL_NO_SHA
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_sha1,LN_sha1);
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
-                       LN_sha,LN_sha);
 #ifndef OPENSSL_NO_SHA256
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
+                       LN_sha224,LN_sha224);
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_sha256,LN_sha256);
 #endif
 #ifndef OPENSSL_NO_SHA512
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
+                       LN_sha384,LN_sha384);
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_sha512,LN_sha512);
 #endif
 #endif
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_mdc2,LN_mdc2);
-               BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
                        LN_ripemd160,LN_ripemd160);
+#ifndef OPENSSL_NO_WHIRLPOOL
+               BIO_printf(bio_err,"-%-14s to use the %s message digest algorithm\n",
+                       SN_whirlpool,SN_whirlpool);
+#endif
                err=1;
                goto end;
                }
 
-#ifndef OPENSSL_NO_ENGINE
-        e = setup_engine(bio_err, engine, 0);
-#endif
-
        in=BIO_new(BIO_s_file());
        bmd=BIO_new(BIO_f_md());
        if (debug)
                {
                BIO_set_callback(in,BIO_debug_callback);
                /* needed for windows 3.1 */
-               BIO_set_callback_arg(in,bio_err);
+               BIO_set_callback_arg(in,(char *)bio_err);
+               }
+
+       if(!app_passwd(bio_err, passargin, NULL, &passin, NULL))
+               {
+               BIO_printf(bio_err, "Error getting password\n");
+               goto end;
                }
 
        if ((in == NULL) || (bmd == NULL))
@@ -291,6 +342,11 @@ int MAIN(int argc, char **argv)
                ERR_print_errors(bio_err);
                goto end;
        }
+       if ((!!mac_name + !!keyfile + !!hmac_key) > 1)
+               {
+               BIO_printf(bio_err, "MAC and Signing key cannot both be specified\n");
+               goto end;
+               }
 
        if(keyfile)
                {
@@ -298,7 +354,7 @@ int MAIN(int argc, char **argv)
                        sigkey = load_pubkey(bio_err, keyfile, keyform, 0, NULL,
                                e, "key file");
                else
-                       sigkey = load_key(bio_err, keyfile, keyform, 0, NULL,
+                       sigkey = load_key(bio_err, keyfile, keyform, 0, passin,
                                e, "key file");
                if (!sigkey)
                        {
@@ -308,6 +364,91 @@ int MAIN(int argc, char **argv)
                        }
                }
 
+       if (mac_name)
+               {
+               EVP_PKEY_CTX *mac_ctx = NULL;
+               int r = 0;
+               if (!init_gen_str(bio_err, &mac_ctx, mac_name,e, 0))
+                       goto mac_end;
+               if (macopts)
+                       {
+                       char *macopt;
+                       for (i = 0; i < sk_num(macopts); i++)
+                               {
+                               macopt = sk_value(macopts, i);
+                               if (pkey_ctrl_string(mac_ctx, macopt) <= 0)
+                                       {
+                                       BIO_printf(bio_err,
+                                               "MAC parameter error \"%s\"\n",
+                                               macopt);
+                                       ERR_print_errors(bio_err);
+                                       goto mac_end;
+                                       }
+                               }
+                       }
+               if (EVP_PKEY_keygen(mac_ctx, &sigkey) <= 0)
+                       {
+                       BIO_puts(bio_err, "Error generating key\n");
+                       ERR_print_errors(bio_err);
+                       goto mac_end;
+                       }
+               r = 1;
+               mac_end:
+               if (mac_ctx)
+                       EVP_PKEY_CTX_free(mac_ctx);
+               if (r == 0)
+                       goto end;
+               }
+
+       if (hmac_key)
+               {
+               sigkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, e,
+                                       (unsigned char *)hmac_key, -1);
+               if (!sigkey)
+                       goto end;
+               }
+
+       if (sigkey)
+               {
+               EVP_MD_CTX *mctx = NULL;
+               EVP_PKEY_CTX *pctx = NULL;
+               if (!BIO_get_md_ctx(bmd, &mctx))
+                       {
+                       BIO_printf(bio_err, "Error getting context\n");
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+               if (!EVP_DigestSignInit(mctx, &pctx, md, e, sigkey))
+                       {
+                       BIO_printf(bio_err, "Error setting context\n");
+                       ERR_print_errors(bio_err);
+                       goto end;
+                       }
+               if (sigopts)
+                       {
+                       char *sigopt;
+                       for (i = 0; i < sk_num(sigopts); i++)
+                               {
+                               sigopt = sk_value(sigopts, i);
+                               if (pkey_ctrl_string(pctx, sigopt) <= 0)
+                                       {
+                                       BIO_printf(bio_err,
+                                               "parameter error \"%s\"\n",
+                                               sigopt);
+                                       ERR_print_errors(bio_err);
+                                       goto end;
+                                       }
+                               }
+                       }
+               }
+       /* we use md as a filter, reading from 'in' */
+       else if (!BIO_set_md(bmd,md))
+               {
+               BIO_printf(bio_err, "Error setting digest %s\n", pname);
+               ERR_print_errors(bio_err);
+               goto end;
+               }
+
        if(sigfile && sigkey) {
                BIO *sigbio;
                sigbio = BIO_new_file(sigfile, "rb");
@@ -328,24 +469,13 @@ int MAIN(int argc, char **argv)
                        goto end;
                }
        }
-               
-
-
-       /* we use md as a filter, reading from 'in' */
-       if (!BIO_set_md(bmd,md))
-               {
-               BIO_printf(bio_err, "Error setting digest %s\n", pname);
-               ERR_print_errors(bio_err);
-               goto end;
-               }
-               
        inp=BIO_push(bmd,in);
 
        if (argc == 0)
                {
                BIO_set_fp(in,stdin,BIO_NOCLOSE);
                err=do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf,
-                         siglen,"","(stdin)");
+                         siglen,"","(stdin)",bmd);
                }
        else
                {
@@ -363,14 +493,15 @@ int MAIN(int argc, char **argv)
                                }
                        if(!out_bin)
                                {
-                               size_t len = strlen(name)+strlen(argv[i])+5;
+                               size_t len = strlen(name)+strlen(argv[i])+(hmac_key ? 5 : 0)+5;
                                tmp=tofree=OPENSSL_malloc(len);
-                               BIO_snprintf(tmp,len,"%s(%s)= ",name,argv[i]);
+                               BIO_snprintf(tmp,len,"%s%s(%s)= ",
+                                                        hmac_key ? "HMAC-" : "",name,argv[i]);
                                }
                        else
                                tmp="";
                        r=do_fp(out,buf,inp,separator,out_bin,sigkey,sigbuf,
-                               siglen,tmp,argv[i]);
+                               siglen,tmp,argv[i],bmd);
                        if(r)
                            err=r;
                        if(tofree)
@@ -385,8 +516,14 @@ end:
                OPENSSL_free(buf);
                }
        if (in != NULL) BIO_free(in);
+       if (passin)
+               OPENSSL_free(passin);
        BIO_free_all(out);
        EVP_PKEY_free(sigkey);
+       if (sigopts)
+               sk_free(sigopts);
+       if (macopts)
+               sk_free(macopts);
        if(sigbuf) OPENSSL_free(sigbuf);
        if (bmd != NULL) BIO_free(bmd);
        apps_shutdown();
@@ -395,9 +532,9 @@ end:
 
 int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
          EVP_PKEY *key, unsigned char *sigin, int siglen, const char *title,
-         const char *file)
+         const char *file,BIO *bmd)
        {
-       int len;
+       size_t len;
        int i;
 
        for (;;)
@@ -415,7 +552,7 @@ int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
                {
                EVP_MD_CTX *ctx;
                BIO_get_md_ctx(bp, &ctx);
-               i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key); 
+               i = EVP_DigestVerifyFinal(ctx, sigin, (unsigned int)siglen); 
                if(i > 0)
                        BIO_printf(out, "Verified OK\n");
                else if(i == 0)
@@ -435,7 +572,7 @@ int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
                {
                EVP_MD_CTX *ctx;
                BIO_get_md_ctx(bp, &ctx);
-               if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key)) 
+               if(!EVP_DigestSignFinal(ctx, buf, &len)) 
                        {
                        BIO_printf(bio_err, "Error Signing Data\n");
                        ERR_print_errors(bio_err);
@@ -449,7 +586,7 @@ int do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, int binout,
        else 
                {
                BIO_write(out,title,strlen(title));
-               for (i=0; i<len; i++)
+               for (i=0; i<(int)len; i++)
                        {
                        if (sep && (i != 0))
                                BIO_printf(out, ":");