Apply the following changes by Toomas Kiisk <vix@cyber.ee>:

* make openssl rsa work with -engine chil
* misc changes, including debug-linux-ppro Configure target
  and FORMAT_NETSCAPE-aware load_{,pub}key()

This completes the application of his changes.

CHANGES

@@ -12,6 +12,16 @@
          *) applies to 0.9.6a/0.9.6b/0.9.6c and 0.9.7
          +) applies to 0.9.7 only
 
+  +) Add the configuration target debug-linux-ppro.
+     Make 'openssl rsa' use the general key loading routines
+     implemented in apps.c, and make those routines able to
+     handle the key format FORMAT_NETSCAPE and the variant
+     FORMAT_IISSGC.
+     [Toomas Kiisk <vix@cyber.ee> via Richard Levitte]
+
+  *) Fix a crashbug and a logic bug in hwcrhk_load_pubkey().
+     [Toomas Kiisk <vix@cyber.ee> via Richard Levitte]
+
   +) Add -keyform to rsautl, and document -engine.
      [Richard Levitte, inspired by Toomas Kiisk <vix@cyber.ee>]
 

Configure

@@ -370,6 +370,7 @@ my %table=(
 "linux-pentium",	"gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -mcpu=pentium -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-ppro",	"gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -mcpu=pentiumpro -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-k6",	"gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -mcpu=k6 -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"debug-linux-ppro","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -mcpu=pentiumpro -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
 "debug-linux-elf","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -m486 -Wall::-D_REENTRANT::-lefence -ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
 "debug-linux-elf-noefence","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -m486 -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
 "linux-aout",	"gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -m486 -Wall::(unknown):::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_out_asm}",

apps/apps.c

@@ -147,6 +147,13 @@ static UI_METHOD *ui_method = NULL;
 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
 
+#ifndef OPENSSL_NO_RC4
+/* Looks like this stuff is worth moving into separate function */
+static EVP_PKEY *
+load_netscape_key(BIO *err, BIO *key, const char *file,
+		const char *key_descrip, int format);
+#endif
+
 int app_init(long mesgwin);
 #ifdef undef /* never finished - probably never will be :-) */
 int args_from_file(char *file, int *argc, char **argv[])
@@ -828,6 +835,10 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format,
 		pkey=PEM_read_bio_PrivateKey(key,NULL,
 			(pem_password_cb *)password_callback, &cb_data);
 		}
+#ifndef OPENSSL_NO_RC4
+	else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
+		pkey = load_netscape_key(err, key, file, key_descrip, format);
+#endif
 	else if (format == FORMAT_PKCS12)
 		{
 		PKCS12 *p12 = d2i_PKCS12_bio(key, NULL);
@@ -893,6 +904,10 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
 		pkey=PEM_read_bio_PUBKEY(key,NULL,
 			(pem_password_cb *)password_callback, &cb_data);
 		}
+#ifndef OPENSSL_NO_RC4
+	else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
+		pkey = load_netscape_key(err, key, file, key_descrip, format);
+#endif
 	else
 		{
 		BIO_printf(err,"bad input format specified for key file\n");
@@ -905,6 +920,52 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
 	return(pkey);
 	}
 
+#ifndef OPENSSL_NO_RC4
+EVP_PKEY *
+load_netscape_key(BIO *err, BIO *key, const char *file,
+		const char *key_descrip, int format)
+	{
+	EVP_PKEY *pkey;
+	BUF_MEM *buf;
+	RSA	*rsa;
+	const unsigned char *p;
+	int size, i;
+
+	buf=BUF_MEM_new();
+	pkey = EVP_PKEY_new();
+	size = 0;
+	if (buf == NULL || pkey == NULL)
+		goto error;
+	for (;;)
+		{
+		if (!BUF_MEM_grow(buf,size+1024*10))
+			goto error;
+		i = BIO_read(key, &(buf->data[size]), 1024*10);
+		size += i;
+		if (i == 0)
+			break;
+		if (i < 0)
+			{
+				BIO_printf(err, "Error reading %s %s",
+					key_descrip, file);
+				goto error;
+			}
+		}
+	p=(unsigned char *)buf->data;
+	rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
+		(format == FORMAT_IISSGC ? 1 : 0));
+	if (rsa == NULL)
+		goto error;
+	BUF_MEM_free(buf);
+	EVP_PKEY_set1_RSA(pkey, rsa);
+	return pkey;
+error:
+	BUF_MEM_free(buf);
+	EVP_PKEY_free(pkey);
+	return NULL;
+	}
+#endif /* ndef OPENSSL_NO_RC4 */
+
 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
 	const char *pass, ENGINE *e, const char *cert_descrip)
 	{

apps/apps.h

@@ -257,6 +257,8 @@ int make_serial_index(TXT_DB *db);
 #define FORMAT_PKCS12   5
 #define FORMAT_SMIME    6
 #define FORMAT_ENGINE   7
+#define FORMAT_IISSGC	8	/* XXX this stupid macro helps us to avoid
+				 * adding yet another param to load_*key() */
 
 #define EXT_COPY_NONE	0
 #define EXT_COPY_ADD	1

apps/rsa.c

@@ -95,7 +95,7 @@ int MAIN(int argc, char **argv)
 	RSA *rsa=NULL;
 	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;
@@ -220,69 +220,29 @@ bad:
 		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;
-			}
-		}
+	{
+		EVP_PKEY	*pkey;
 
-	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 OPENSSL_NO_RC4
-	else if (informat == FORMAT_NETSCAPE)
-		{
-		BUF_MEM *buf=NULL;
-		const unsigned char *p;
-		int size=0;
+		if (pubin)
+			pkey = load_pubkey(bio_err, infile,
+				(informat == FORMAT_NETSCAPE && sgckey ?
+					FORMAT_IISSGC : informat),
+				passin, e, "Public Key");
+		else
+			pkey = load_key(bio_err, infile,
+				(informat == FORMAT_NETSCAPE && sgckey ?
+					FORMAT_IISSGC : informat),
+				passin, e, "Private Key");
 
-		buf=BUF_MEM_new();
-		for (;;)
-			{
-			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)
-				{
-				perror("reading private key");
-				BUF_MEM_free(buf);
-				goto end;
-				}
-			}
-		p=(unsigned char *)buf->data;
-		rsa=d2i_RSA_NET(NULL,&p,(long)size,NULL, sgckey);
-		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, NULL,passin);
+		if (pkey != NULL)
+		rsa = pkey == NULL ? NULL : 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;
 		}
@@ -394,7 +354,6 @@ bad:
 	else
 		ret=0;
 end:
-	if(in != NULL) BIO_free(in);
 	if(out != NULL) BIO_free_all(out);
 	if(rsa != NULL) RSA_free(rsa);
 	if(passin) OPENSSL_free(passin);