X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fec.c;h=b04dadaf18c0a0b6f13fbc42c6f416adf787f73c;hp=31194b48df7dd99a02bea9dc7275659b6209af82;hb=be1477adc97e76f4b83ed8075589f529069bd5d1;hpb=ef236ec3b26300c0a18872c432122a74f9d5459e

diff --git a/apps/ec.c b/apps/ec.c
index 31194b48df..b04dadaf18 100644
--- a/apps/ec.c
+++ b/apps/ec.c
@@ -10,7 +10,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
@@ -58,19 +58,20 @@
 
 #include <openssl/opensslconf.h>
 #ifndef OPENSSL_NO_EC
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "apps.h"
-#include <openssl/bio.h>
-#include <openssl/err.h>
-#include <openssl/evp.h>
-#include <openssl/pem.h>
+# include <stdio.h>
+# include <stdlib.h>
+# include <string.h>
+# include "apps.h"
+# include <openssl/bio.h>
+# include <openssl/err.h>
+# include <openssl/evp.h>
+# include <openssl/pem.h>
 
-#undef PROG
-#define PROG	ec_main
+# undef PROG
+# define PROG    ec_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
@@ -85,325 +86,280 @@ int MAIN(int, char **);
 
 int MAIN(int argc, char **argv)
 {
-#ifndef OPENSSL_NO_ENGINE
-	ENGINE 	*e = NULL;
-#endif
-	int 	ret = 1;
-	EC_KEY 	*eckey = NULL;
-	const EC_GROUP *group;
-	int 	i, badops = 0;
-	const EVP_CIPHER *enc = NULL;
-	BIO 	*in = NULL, *out = NULL;
-	int 	informat, outformat, text=0, noout=0;
-	int  	pubin = 0, pubout = 0, param_out = 0;
-	char 	*infile, *outfile, *prog, *engine;
-	char 	*passargin = NULL, *passargout = NULL;
-	char 	*passin = NULL, *passout = NULL;
-	point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
-	int	new_form = 0;
-	int	asn1_flag = OPENSSL_EC_NAMED_CURVE;
-	int 	new_asn1_flag = 0;
+    int ret = 1;
+    EC_KEY *eckey = NULL;
+    const EC_GROUP *group;
+    int i, badops = 0;
+    const EVP_CIPHER *enc = NULL;
+    BIO *in = NULL, *out = NULL;
+    int informat, outformat, text = 0, noout = 0;
+    int pubin = 0, pubout = 0, param_out = 0;
+    char *infile, *outfile, *prog, *engine;
+    char *passargin = NULL, *passargout = NULL;
+    char *passin = NULL, *passout = NULL;
+    point_conversion_form_t form = POINT_CONVERSION_UNCOMPRESSED;
+    int new_form = 0;
+    int asn1_flag = OPENSSL_EC_NAMED_CURVE;
+    int new_asn1_flag = 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;
 
-	engine = NULL;
-	infile = NULL;
-	outfile = NULL;
-	informat = FORMAT_PEM;
-	outformat = FORMAT_PEM;
+    engine = NULL;
+    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);
-			}
-		else if (strcmp(*argv, "-engine") == 0)
-			{
-			if (--argc < 1) goto bad;
-			engine= *(++argv);
-			}
-		else if (strcmp(*argv, "-noout") == 0)
-			noout = 1;
-		else if (strcmp(*argv, "-text") == 0)
-			text = 1;
-		else if (strcmp(*argv, "-conv_form") == 0)
-			{
-			if (--argc < 1)
-				goto bad;
-			++argv;
-			new_form = 1;
-			if (strcmp(*argv, "compressed") == 0)
-				form = POINT_CONVERSION_COMPRESSED;
-			else if (strcmp(*argv, "uncompressed") == 0)
-				form = POINT_CONVERSION_UNCOMPRESSED;
-			else if (strcmp(*argv, "hybrid") == 0)
-				form = POINT_CONVERSION_HYBRID;
-			else
-				goto bad;
-			}
-		else if (strcmp(*argv, "-param_enc") == 0)
-			{
-			if (--argc < 1)
-				goto bad;
-			++argv;
-			new_asn1_flag = 1;
-			if (strcmp(*argv, "named_curve") == 0)
-				asn1_flag = OPENSSL_EC_NAMED_CURVE;
-			else if (strcmp(*argv, "explicit") == 0)
-				asn1_flag = 0;
-			else
-				goto bad;
-			}
-		else if (strcmp(*argv, "-param_out") == 0)
-			param_out = 1;
-		else if (strcmp(*argv, "-pubin") == 0)
-			pubin=1;
-		else if (strcmp(*argv, "-pubout") == 0)
-			pubout=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);
+        } else if (strcmp(*argv, "-engine") == 0) {
+            if (--argc < 1)
+                goto bad;
+            engine = *(++argv);
+        } else if (strcmp(*argv, "-noout") == 0)
+            noout = 1;
+        else if (strcmp(*argv, "-text") == 0)
+            text = 1;
+        else if (strcmp(*argv, "-conv_form") == 0) {
+            if (--argc < 1)
+                goto bad;
+            ++argv;
+            new_form = 1;
+            if (strcmp(*argv, "compressed") == 0)
+                form = POINT_CONVERSION_COMPRESSED;
+            else if (strcmp(*argv, "uncompressed") == 0)
+                form = POINT_CONVERSION_UNCOMPRESSED;
+            else if (strcmp(*argv, "hybrid") == 0)
+                form = POINT_CONVERSION_HYBRID;
+            else
+                goto bad;
+        } else if (strcmp(*argv, "-param_enc") == 0) {
+            if (--argc < 1)
+                goto bad;
+            ++argv;
+            new_asn1_flag = 1;
+            if (strcmp(*argv, "named_curve") == 0)
+                asn1_flag = OPENSSL_EC_NAMED_CURVE;
+            else if (strcmp(*argv, "explicit") == 0)
+                asn1_flag = 0;
+            else
+                goto bad;
+        } else if (strcmp(*argv, "-param_out") == 0)
+            param_out = 1;
+        else if (strcmp(*argv, "-pubin") == 0)
+            pubin = 1;
+        else if (strcmp(*argv, "-pubout") == 0)
+            pubout = 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 - "
-				"DER or PEM\n");
-		BIO_printf(bio_err, " -outform arg    output format - "
-				"DER or PEM\n");
-		BIO_printf(bio_err, " -in arg         input file\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, " -engine e       use engine e, "
-				"possibly a hardware device.\n");
-		BIO_printf(bio_err, " -des            encrypt PEM output, "
-				"instead of 'des' every other \n"
-				"                 cipher "
-				"supported by OpenSSL can be used\n");
-		BIO_printf(bio_err, " -text           print the key\n");
-		BIO_printf(bio_err, " -noout          don't print key out\n");
-		BIO_printf(bio_err, " -param_out      print the elliptic "
-				"curve parameters\n");
-		BIO_printf(bio_err, " -conv_form arg  specifies the "
-				"point conversion form \n");
-		BIO_printf(bio_err, "                 possible values:"
-				" compressed\n");
-		BIO_printf(bio_err, "                                 "
-				" uncompressed (default)\n");
-		BIO_printf(bio_err, "                                  "
-				" hybrid\n");
-		BIO_printf(bio_err, " -param_enc arg  specifies the way"
-				" the ec parameters are encoded\n");
-		BIO_printf(bio_err, "                 in the asn1 der "
-				"encoding\n");
-		BIO_printf(bio_err, "                 possible values:"
-				" named_curve (default)\n");
-		BIO_printf(bio_err,"                                  "
-				"explicit\n");
-		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 - "
+                   "DER or PEM\n");
+        BIO_printf(bio_err, " -outform arg    output format - "
+                   "DER or PEM\n");
+        BIO_printf(bio_err, " -in arg         input file\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, " -engine e       use engine e, "
+                   "possibly a hardware device.\n");
+        BIO_printf(bio_err, " -des            encrypt PEM output, "
+                   "instead of 'des' every other \n"
+                   "                 cipher "
+                   "supported by OpenSSL can be used\n");
+        BIO_printf(bio_err, " -text           print the key\n");
+        BIO_printf(bio_err, " -noout          don't print key out\n");
+        BIO_printf(bio_err, " -param_out      print the elliptic "
+                   "curve parameters\n");
+        BIO_printf(bio_err, " -conv_form arg  specifies the "
+                   "point conversion form \n");
+        BIO_printf(bio_err, "                 possible values:"
+                   " compressed\n");
+        BIO_printf(bio_err, "                                 "
+                   " uncompressed (default)\n");
+        BIO_printf(bio_err, "                                  " " hybrid\n");
+        BIO_printf(bio_err, " -param_enc arg  specifies the way"
+                   " the ec parameters are encoded\n");
+        BIO_printf(bio_err, "                 in the asn1 der " "encoding\n");
+        BIO_printf(bio_err, "                 possible values:"
+                   " named_curve (default)\n");
+        BIO_printf(bio_err, "                                  "
+                   "explicit\n");
+        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
+    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;
+    }
 
-	in = BIO_new(BIO_s_file());
-	out = BIO_new(BIO_s_file());
-	if ((in == NULL) || (out == NULL))
-		{
-		ERR_print_errors(bio_err);
-		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;
-			}
-		}
+    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 EC key\n");
-	if (informat == FORMAT_ASN1) 
-		{
-		if (pubin) 
-			eckey = d2i_EC_PUBKEY_bio(in, NULL);
-		else 
-			eckey = d2i_ECPrivateKey_bio(in, NULL);
-		} 
-	else if (informat == FORMAT_PEM) 
-		{
-		if (pubin) 
-			eckey = PEM_read_bio_EC_PUBKEY(in, NULL, NULL, 
-				NULL);
-		else 
-			eckey = PEM_read_bio_ECPrivateKey(in, NULL, NULL,
-				passin);
-		} 
-	else
-		{
-		BIO_printf(bio_err, "bad input format specified for key\n");
-		goto end;
-		}
-	if (eckey == NULL)
-		{
-		BIO_printf(bio_err,"unable to load Key\n");
-		ERR_print_errors(bio_err);
-		goto end;
-		}
+    BIO_printf(bio_err, "read EC key\n");
+    if (informat == FORMAT_ASN1) {
+        if (pubin)
+            eckey = d2i_EC_PUBKEY_bio(in, NULL);
+        else
+            eckey = d2i_ECPrivateKey_bio(in, NULL);
+    } else if (informat == FORMAT_PEM) {
+        if (pubin)
+            eckey = PEM_read_bio_EC_PUBKEY(in, NULL, NULL, NULL);
+        else
+            eckey = PEM_read_bio_ECPrivateKey(in, NULL, NULL, passin);
+    } else {
+        BIO_printf(bio_err, "bad input format specified for key\n");
+        goto end;
+    }
+    if (eckey == 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)
-			{
-			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;
+        }
+    }
 
-	group = EC_KEY_get0_group(eckey);
+    group = EC_KEY_get0_group(eckey);
 
-	if (new_form)
-		EC_KEY_set_conv_form(eckey, form);
+    if (new_form)
+        EC_KEY_set_conv_form(eckey, form);
 
-	if (new_asn1_flag)
-		EC_KEY_set_asn1_flag(eckey, asn1_flag);
+    if (new_asn1_flag)
+        EC_KEY_set_asn1_flag(eckey, asn1_flag);
 
-	if (text) 
-		if (!EC_KEY_print(out, eckey, 0))
-			{
-			perror(outfile);
-			ERR_print_errors(bio_err);
-			goto end;
-			}
+    if (text)
+        if (!EC_KEY_print(out, eckey, 0)) {
+            perror(outfile);
+            ERR_print_errors(bio_err);
+            goto end;
+        }
 
-	if (noout) 
-		{
-		ret = 0;
-		goto end;
-		}
+    if (noout) {
+        ret = 0;
+        goto end;
+    }
 
-	BIO_printf(bio_err, "writing EC key\n");
-	if (outformat == FORMAT_ASN1) 
-		{
-		if (param_out)
-			i = i2d_ECPKParameters_bio(out, group);
-		else if (pubin || pubout) 
-			i = i2d_EC_PUBKEY_bio(out, eckey);
-		else 
-			i = i2d_ECPrivateKey_bio(out, eckey);
-		} 
-	else if (outformat == FORMAT_PEM) 
-		{
-		if (param_out)
-			i = PEM_write_bio_ECPKParameters(out, group);
-		else if (pubin || pubout)
-			i = PEM_write_bio_EC_PUBKEY(out, eckey);
-		else 
-			i = PEM_write_bio_ECPrivateKey(out, eckey, enc,
-						NULL, 0, NULL, passout);
-		} 
-	else 
-		{
-		BIO_printf(bio_err, "bad output format specified for "
-			"outfile\n");
-		goto end;
-		}
+    BIO_printf(bio_err, "writing EC key\n");
+    if (outformat == FORMAT_ASN1) {
+        if (param_out)
+            i = i2d_ECPKParameters_bio(out, group);
+        else if (pubin || pubout)
+            i = i2d_EC_PUBKEY_bio(out, eckey);
+        else
+            i = i2d_ECPrivateKey_bio(out, eckey);
+    } else if (outformat == FORMAT_PEM) {
+        if (param_out)
+            i = PEM_write_bio_ECPKParameters(out, group);
+        else if (pubin || pubout)
+            i = PEM_write_bio_EC_PUBKEY(out, eckey);
+        else
+            i = PEM_write_bio_ECPrivateKey(out, eckey, 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 private key\n");
-		ERR_print_errors(bio_err);
-		}
-	else
-		ret=0;
-end:
-	if (in)
-		BIO_free(in);
-	if (out)
-		BIO_free_all(out);
-	if (eckey)
-		EC_KEY_free(eckey);
-	if (passin)
-		OPENSSL_free(passin);
-	if (passout)
-		OPENSSL_free(passout);
-	apps_shutdown();
-	OPENSSL_EXIT(ret);
+    if (!i) {
+        BIO_printf(bio_err, "unable to write private key\n");
+        ERR_print_errors(bio_err);
+    } else
+        ret = 0;
+ end:
+    if (in)
+        BIO_free(in);
+    if (out)
+        BIO_free_all(out);
+    if (eckey)
+        EC_KEY_free(eckey);
+    if (passin)
+        OPENSSL_free(passin);
+    if (passout)
+        OPENSSL_free(passout);
+    apps_shutdown();
+    OPENSSL_EXIT(ret);
 }
-#else /* !OPENSSL_NO_EC */
+#else                           /* !OPENSSL_NO_EC */
 
 # if PEDANTIC
-static void *dummy=&dummy;
+static void *dummy = &dummy;
 # endif
 
 #endif