[PATCH] s390: in-kernel crypto rename

Replace all references to z990 by s390 in the in-kernel crypto files in
arch/s390/crypto.  The code is not specific to a particular machine (z990) but
to the s390 platform.  Big diff, does nothing..
Signed-off-by: Jan Glauber <jan.glauber@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/s390/crypto/Makefile

@@ -2,7 +2,7 @@
 # Cryptographic API
 #
 
-obj-$(CONFIG_CRYPTO_SHA1_Z990) += sha1_z990.o
-obj-$(CONFIG_CRYPTO_DES_Z990) += des_z990.o des_check_key.o
+obj-$(CONFIG_CRYPTO_SHA1_S390) += sha1_s390.o
+obj-$(CONFIG_CRYPTO_DES_S390) += des_s390.o des_check_key.o
 
-obj-$(CONFIG_CRYPTO_TEST) += crypt_z990_query.o
+obj-$(CONFIG_CRYPTO_TEST) += crypt_s390_query.o

arch/s390/crypto/crypt_z990_query.c → arch/s390/crypto/crypt_s390_query.c

 /*
  * Cryptographic API.
  *
- * Support for z990 cryptographic instructions.
+ * Support for s390 cryptographic instructions.
  * Testing module for querying processor crypto capabilities.
  *
  * Copyright (c) 2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
@@ -17,91 +17,93 @@
 #include <linux/init.h>
 #include <linux/kernel.h>
 #include <asm/errno.h>
-#include "crypt_z990.h"
+#include "crypt_s390.h"
 
-static void
-query_available_functions(void)
+static void query_available_functions(void)
 {
 	printk(KERN_INFO "#####################\n");
-	//query available KM functions
+
+	/* query available KM functions */
 	printk(KERN_INFO "KM_QUERY: %d\n",
-			crypt_z990_func_available(KM_QUERY));
+		crypt_s390_func_available(KM_QUERY));
 	printk(KERN_INFO "KM_DEA: %d\n",
-			crypt_z990_func_available(KM_DEA_ENCRYPT));
+		crypt_s390_func_available(KM_DEA_ENCRYPT));
 	printk(KERN_INFO "KM_TDEA_128: %d\n",
-			crypt_z990_func_available(KM_TDEA_128_ENCRYPT));
+		crypt_s390_func_available(KM_TDEA_128_ENCRYPT));
 	printk(KERN_INFO "KM_TDEA_192: %d\n",
-			crypt_z990_func_available(KM_TDEA_192_ENCRYPT));
-	//query available KMC functions
+		crypt_s390_func_available(KM_TDEA_192_ENCRYPT));
+
+	/* query available KMC functions */
 	printk(KERN_INFO "KMC_QUERY: %d\n",
-			crypt_z990_func_available(KMC_QUERY));
+		crypt_s390_func_available(KMC_QUERY));
 	printk(KERN_INFO "KMC_DEA: %d\n",
-			crypt_z990_func_available(KMC_DEA_ENCRYPT));
+		crypt_s390_func_available(KMC_DEA_ENCRYPT));
 	printk(KERN_INFO "KMC_TDEA_128: %d\n",
-			crypt_z990_func_available(KMC_TDEA_128_ENCRYPT));
+		crypt_s390_func_available(KMC_TDEA_128_ENCRYPT));
 	printk(KERN_INFO "KMC_TDEA_192: %d\n",
-			crypt_z990_func_available(KMC_TDEA_192_ENCRYPT));
-	//query available KIMD fucntions
+		crypt_s390_func_available(KMC_TDEA_192_ENCRYPT));
+
+	/* query available KIMD fucntions */
 	printk(KERN_INFO "KIMD_QUERY: %d\n",
-			crypt_z990_func_available(KIMD_QUERY));
+		crypt_s390_func_available(KIMD_QUERY));
 	printk(KERN_INFO "KIMD_SHA_1: %d\n",
-			crypt_z990_func_available(KIMD_SHA_1));
-	//query available KLMD functions
+		crypt_s390_func_available(KIMD_SHA_1));
+
+	/* query available KLMD functions */
 	printk(KERN_INFO "KLMD_QUERY: %d\n",
-			crypt_z990_func_available(KLMD_QUERY));
+		crypt_s390_func_available(KLMD_QUERY));
 	printk(KERN_INFO "KLMD_SHA_1: %d\n",
-			crypt_z990_func_available(KLMD_SHA_1));
-	//query available KMAC functions
+		crypt_s390_func_available(KLMD_SHA_1));
+
+	/* query available KMAC functions */
 	printk(KERN_INFO "KMAC_QUERY: %d\n",
-			crypt_z990_func_available(KMAC_QUERY));
+		crypt_s3990_func_available(KMAC_QUERY));
 	printk(KERN_INFO "KMAC_DEA: %d\n",
-			crypt_z990_func_available(KMAC_DEA));
+		crypt_s390_func_available(KMAC_DEA));
 	printk(KERN_INFO "KMAC_TDEA_128: %d\n",
-			crypt_z990_func_available(KMAC_TDEA_128));
+		crypt_s390_func_available(KMAC_TDEA_128));
 	printk(KERN_INFO "KMAC_TDEA_192: %d\n",
-			crypt_z990_func_available(KMAC_TDEA_192));
+		crypt_s390_func_available(KMAC_TDEA_192));
 }
 
-static int
-init(void)
+static int init(void)
 {
-	struct crypt_z990_query_status status = {
+	struct crypt_s390_query_status status = {
 		.high = 0,
 		.low = 0
 	};
 
-	printk(KERN_INFO "crypt_z990: querying available crypto functions\n");
-	crypt_z990_km(KM_QUERY, &status, NULL, NULL, 0);
-	printk(KERN_INFO "KM: %016llx %016llx\n",
+	printk(KERN_INFO "crypt_s390: querying available crypto functions\n");
+	crypt_s390_km(KM_QUERY, &status, NULL, NULL, 0);
+	printk(KERN_INFO "KM:\t%016llx %016llx\n",
 			(unsigned long long) status.high,
 			(unsigned long long) status.low);
 	status.high = status.low = 0;
-	crypt_z990_kmc(KMC_QUERY, &status, NULL, NULL, 0);
-	printk(KERN_INFO "KMC: %016llx %016llx\n",
+	crypt_s390_kmc(KMC_QUERY, &status, NULL, NULL, 0);
+	printk(KERN_INFO "KMC:\t%016llx %016llx\n",
 			(unsigned long long) status.high,
 			(unsigned long long) status.low);
 	status.high = status.low = 0;
-	crypt_z990_kimd(KIMD_QUERY, &status, NULL, 0);
-	printk(KERN_INFO "KIMD: %016llx %016llx\n",
+	crypt_s390_kimd(KIMD_QUERY, &status, NULL, 0);
+	printk(KERN_INFO "KIMD:\t%016llx %016llx\n",
 			(unsigned long long) status.high,
 			(unsigned long long) status.low);
 	status.high = status.low = 0;
-	crypt_z990_klmd(KLMD_QUERY, &status, NULL, 0);
-	printk(KERN_INFO "KLMD: %016llx %016llx\n",
+	crypt_s390_klmd(KLMD_QUERY, &status, NULL, 0);
+	printk(KERN_INFO "KLMD:\t%016llx %016llx\n",
 			(unsigned long long) status.high,
 			(unsigned long long) status.low);
 	status.high = status.low = 0;
-	crypt_z990_kmac(KMAC_QUERY, &status, NULL, 0);
-	printk(KERN_INFO "KMAC: %016llx %016llx\n",
+	crypt_s390_kmac(KMAC_QUERY, &status, NULL, 0);
+	printk(KERN_INFO "KMAC:\t%016llx %016llx\n",
 			(unsigned long long) status.high,
 			(unsigned long long) status.low);
 
 	query_available_functions();
-	return -1;
+	return -ECANCELED;
 }
 
-static void __exit
-cleanup(void)
+static void __exit cleanup(void)
 {
 }
 

arch/s390/crypto/des_z990.c → arch/s390/crypto/des_s390.c

 /*
  * Cryptographic API.
  *
- * z990 implementation of the DES Cipher Algorithm.
+ * s390 implementation of the DES Cipher Algorithm.
  *
  * Copyright (c) 2003 IBM Deutschland Entwicklung GmbH, IBM Corporation
  * Author(s): Thomas Spatzier (tspat@de.ibm.com)
@@ -19,7 +19,7 @@
 #include <linux/errno.h>
 #include <asm/scatterlist.h>
 #include <linux/crypto.h>
-#include "crypt_z990.h"
+#include "crypt_s390.h"
 #include "crypto_des.h"
 
 #define DES_BLOCK_SIZE 8
@@ -31,17 +31,17 @@
 #define DES3_192_KEY_SIZE	(3 * DES_KEY_SIZE)
 #define DES3_192_BLOCK_SIZE	DES_BLOCK_SIZE
 
-struct crypt_z990_des_ctx {
+struct crypt_s390_des_ctx {
 	u8 iv[DES_BLOCK_SIZE];
 	u8 key[DES_KEY_SIZE];
 };
 
-struct crypt_z990_des3_128_ctx {
+struct crypt_s390_des3_128_ctx {
 	u8 iv[DES_BLOCK_SIZE];
 	u8 key[DES3_128_KEY_SIZE];
 };
 
-struct crypt_z990_des3_192_ctx {
+struct crypt_s390_des3_192_ctx {
 	u8 iv[DES_BLOCK_SIZE];
 	u8 key[DES3_192_KEY_SIZE];
 };
@@ -49,7 +49,7 @@ struct crypt_z990_des3_192_ctx {
 static int
 des_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
 {
-	struct crypt_z990_des_ctx *dctx;
+	struct crypt_s390_des_ctx *dctx;
 	int ret;
 
 	dctx = ctx;
@@ -65,26 +65,26 @@ des_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
 static void
 des_encrypt(void *ctx, u8 *dst, const u8 *src)
 {
-	struct crypt_z990_des_ctx *dctx;
+	struct crypt_s390_des_ctx *dctx;
 
 	dctx = ctx;
-	crypt_z990_km(KM_DEA_ENCRYPT, dctx->key, dst, src, DES_BLOCK_SIZE);
+	crypt_s390_km(KM_DEA_ENCRYPT, dctx->key, dst, src, DES_BLOCK_SIZE);
 }
 
 static void
 des_decrypt(void *ctx, u8 *dst, const u8 *src)
 {
-	struct crypt_z990_des_ctx *dctx;
+	struct crypt_s390_des_ctx *dctx;
 
 	dctx = ctx;
-	crypt_z990_km(KM_DEA_DECRYPT, dctx->key, dst, src, DES_BLOCK_SIZE);
+	crypt_s390_km(KM_DEA_DECRYPT, dctx->key, dst, src, DES_BLOCK_SIZE);
 }
 
 static struct crypto_alg des_alg = {
 	.cra_name		=	"des",
 	.cra_flags		=	CRYPTO_ALG_TYPE_CIPHER,
 	.cra_blocksize		=	DES_BLOCK_SIZE,
-	.cra_ctxsize		=	sizeof(struct crypt_z990_des_ctx),
+	.cra_ctxsize		=	sizeof(struct crypt_s390_des_ctx),
 	.cra_module		=	THIS_MODULE,
 	.cra_list		=	LIST_HEAD_INIT(des_alg.cra_list),
 	.cra_u			=	{ .cipher = {
@@ -111,7 +111,7 @@ static int
 des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
 {
 	int i, ret;
-	struct crypt_z990_des3_128_ctx *dctx;
+	struct crypt_s390_des3_128_ctx *dctx;
 	const u8* temp_key = key;
 
 	dctx = ctx;
@@ -132,20 +132,20 @@ des3_128_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
 static void
 des3_128_encrypt(void *ctx, u8 *dst, const u8 *src)
 {
-	struct crypt_z990_des3_128_ctx *dctx;
+	struct crypt_s390_des3_128_ctx *dctx;
 
 	dctx = ctx;
-	crypt_z990_km(KM_TDEA_128_ENCRYPT, dctx->key, dst, (void*)src,
+	crypt_s390_km(KM_TDEA_128_ENCRYPT, dctx->key, dst, (void*)src,
 			DES3_128_BLOCK_SIZE);
 }
 
 static void
 des3_128_decrypt(void *ctx, u8 *dst, const u8 *src)
 {
-	struct crypt_z990_des3_128_ctx *dctx;
+	struct crypt_s390_des3_128_ctx *dctx;
 
 	dctx = ctx;
-	crypt_z990_km(KM_TDEA_128_DECRYPT, dctx->key, dst, (void*)src,
+	crypt_s390_km(KM_TDEA_128_DECRYPT, dctx->key, dst, (void*)src,
 			DES3_128_BLOCK_SIZE);
 }
 
@@ -153,7 +153,7 @@ static struct crypto_alg des3_128_alg = {
 	.cra_name		=	"des3_ede128",
 	.cra_flags		=	CRYPTO_ALG_TYPE_CIPHER,
 	.cra_blocksize		=	DES3_128_BLOCK_SIZE,
-	.cra_ctxsize		=	sizeof(struct crypt_z990_des3_128_ctx),
+	.cra_ctxsize		=	sizeof(struct crypt_s390_des3_128_ctx),
 	.cra_module		=	THIS_MODULE,
 	.cra_list		=	LIST_HEAD_INIT(des3_128_alg.cra_list),
 	.cra_u			=	{ .cipher = {
@@ -181,7 +181,7 @@ static int
 des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
 {
 	int i, ret;
-	struct crypt_z990_des3_192_ctx *dctx;
+	struct crypt_s390_des3_192_ctx *dctx;
 	const u8* temp_key;
 
 	dctx = ctx;
@@ -206,20 +206,20 @@ des3_192_setkey(void *ctx, const u8 *key, unsigned int keylen, u32 *flags)
 static void
 des3_192_encrypt(void *ctx, u8 *dst, const u8 *src)
 {
-	struct crypt_z990_des3_192_ctx *dctx;
+	struct crypt_s390_des3_192_ctx *dctx;
 
 	dctx = ctx;
-	crypt_z990_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src,
+	crypt_s390_km(KM_TDEA_192_ENCRYPT, dctx->key, dst, (void*)src,
 			DES3_192_BLOCK_SIZE);
 }
 
 static void
 des3_192_decrypt(void *ctx, u8 *dst, const u8 *src)
 {
-	struct crypt_z990_des3_192_ctx *dctx;
+	struct crypt_s390_des3_192_ctx *dctx;
 
 	dctx = ctx;
-	crypt_z990_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src,
+	crypt_s390_km(KM_TDEA_192_DECRYPT, dctx->key, dst, (void*)src,
 			DES3_192_BLOCK_SIZE);
 }
 
@@ -227,7 +227,7 @@ static struct crypto_alg des3_192_alg = {
 	.cra_name		=	"des3_ede",
 	.cra_flags		=	CRYPTO_ALG_TYPE_CIPHER,
 	.cra_blocksize		=	DES3_192_BLOCK_SIZE,
-	.cra_ctxsize		=	sizeof(struct crypt_z990_des3_192_ctx),
+	.cra_ctxsize		=	sizeof(struct crypt_s390_des3_192_ctx),
 	.cra_module		=	THIS_MODULE,
 	.cra_list		=	LIST_HEAD_INIT(des3_192_alg.cra_list),
 	.cra_u			=	{ .cipher = {
@@ -245,9 +245,9 @@ init(void)
 {
 	int ret;
 
-	if (!crypt_z990_func_available(KM_DEA_ENCRYPT) ||
-	    !crypt_z990_func_available(KM_TDEA_128_ENCRYPT) ||
-	    !crypt_z990_func_available(KM_TDEA_192_ENCRYPT)){
+	if (!crypt_s390_func_available(KM_DEA_ENCRYPT) ||
+	    !crypt_s390_func_available(KM_TDEA_128_ENCRYPT) ||
+	    !crypt_s390_func_available(KM_TDEA_192_ENCRYPT)){
 		return -ENOSYS;
 	}
 
@@ -262,7 +262,7 @@ init(void)
 		return -EEXIST;
 	}
 
-	printk(KERN_INFO "crypt_z990: des_z990 loaded.\n");
+	printk(KERN_INFO "crypt_s390: des_s390 loaded.\n");
 	return 0;
 }
 

arch/s390/crypto/sha1_z990.c → arch/s390/crypto/sha1_s390.c

 /*
  * Cryptographic API.
  *
- * z990 implementation of the SHA1 Secure Hash Algorithm.
+ * s390 implementation of the SHA1 Secure Hash Algorithm.
  *
  * Derived from cryptoapi implementation, adapted for in-place
  * scatterlist interface.  Originally based on the public domain
@@ -28,12 +28,12 @@
 #include <linux/crypto.h>
 #include <asm/scatterlist.h>
 #include <asm/byteorder.h>
-#include "crypt_z990.h"
+#include "crypt_s390.h"
 
 #define SHA1_DIGEST_SIZE	20
 #define SHA1_BLOCK_SIZE		64
 
-struct crypt_z990_sha1_ctx {
+struct crypt_s390_sha1_ctx {
 	u64 count;
 	u32 state[5];
 	u32 buf_len;
@@ -43,7 +43,7 @@ struct crypt_z990_sha1_ctx {
 static void
 sha1_init(void *ctx)
 {
-	static const struct crypt_z990_sha1_ctx initstate = {
+	static const struct crypt_s390_sha1_ctx initstate = {
 		.state = {
 			0x67452301,
 			0xEFCDAB89,
@@ -58,7 +58,7 @@ sha1_init(void *ctx)
 static void
 sha1_update(void *ctx, const u8 *data, unsigned int len)
 {
-	struct crypt_z990_sha1_ctx *sctx;
+	struct crypt_s390_sha1_ctx *sctx;
 	long imd_len;
 
 	sctx = ctx;
@@ -69,7 +69,7 @@ sha1_update(void *ctx, const u8 *data, unsigned int len)
 		//complete full block and hash
 		memcpy(sctx->buffer + sctx->buf_len, data,
 				SHA1_BLOCK_SIZE - sctx->buf_len);
-		crypt_z990_kimd(KIMD_SHA_1, sctx->state, sctx->buffer,
+		crypt_s390_kimd(KIMD_SHA_1, sctx->state, sctx->buffer,
 				SHA1_BLOCK_SIZE);
 		data += SHA1_BLOCK_SIZE - sctx->buf_len;
 		len -= SHA1_BLOCK_SIZE - sctx->buf_len;
@@ -79,7 +79,7 @@ sha1_update(void *ctx, const u8 *data, unsigned int len)
 	//rest of data contains full blocks?
 	imd_len = len & ~0x3ful;
 	if (imd_len){
-		crypt_z990_kimd(KIMD_SHA_1, sctx->state, data, imd_len);
+		crypt_s390_kimd(KIMD_SHA_1, sctx->state, data, imd_len);
 		data += imd_len;
 		len -= imd_len;
 	}
@@ -92,7 +92,7 @@ sha1_update(void *ctx, const u8 *data, unsigned int len)
 
 
 static void
-pad_message(struct crypt_z990_sha1_ctx* sctx)
+pad_message(struct crypt_s390_sha1_ctx* sctx)
 {
 	int index;
 
@@ -113,11 +113,11 @@ pad_message(struct crypt_z990_sha1_ctx* sctx)
 static void
 sha1_final(void* ctx, u8 *out)
 {
-	struct crypt_z990_sha1_ctx *sctx = ctx;
+	struct crypt_s390_sha1_ctx *sctx = ctx;
 
 	//must perform manual padding
 	pad_message(sctx);
-	crypt_z990_kimd(KIMD_SHA_1, sctx->state, sctx->buffer, sctx->buf_len);
+	crypt_s390_kimd(KIMD_SHA_1, sctx->state, sctx->buffer, sctx->buf_len);
 	//copy digest to out
 	memcpy(out, sctx->state, SHA1_DIGEST_SIZE);
 	/* Wipe context */
@@ -128,7 +128,7 @@ static struct crypto_alg alg = {
 	.cra_name	=	"sha1",
 	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
 	.cra_blocksize	=	SHA1_BLOCK_SIZE,
-	.cra_ctxsize	=	sizeof(struct crypt_z990_sha1_ctx),
+	.cra_ctxsize	=	sizeof(struct crypt_s390_sha1_ctx),
 	.cra_module	=	THIS_MODULE,
 	.cra_list       =       LIST_HEAD_INIT(alg.cra_list),
 	.cra_u		=	{ .digest = {
@@ -143,10 +143,10 @@ init(void)
 {
 	int ret = -ENOSYS;
 
-	if (crypt_z990_func_available(KIMD_SHA_1)){
+	if (crypt_s390_func_available(KIMD_SHA_1)){
 		ret = crypto_register_alg(&alg);
 		if (ret == 0){
-			printk(KERN_INFO "crypt_z990: sha1_z990 loaded.\n");
+			printk(KERN_INFO "crypt_s390: sha1_s390 loaded.\n");
 		}
 	}
 	return ret;

arch/s390/defconfig

@@ -632,13 +632,13 @@ CONFIG_CRYPTO=y
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_SHA1 is not set
-# CONFIG_CRYPTO_SHA1_Z990 is not set
+# CONFIG_CRYPTO_SHA1_S390 is not set
 # CONFIG_CRYPTO_SHA256 is not set
 # CONFIG_CRYPTO_SHA512 is not set
 # CONFIG_CRYPTO_WP512 is not set
 # CONFIG_CRYPTO_TGR192 is not set
 # CONFIG_CRYPTO_DES is not set
-# CONFIG_CRYPTO_DES_Z990 is not set
+# CONFIG_CRYPTO_DES_S390 is not set
 # CONFIG_CRYPTO_BLOWFISH is not set
 # CONFIG_CRYPTO_TWOFISH is not set
 # CONFIG_CRYPTO_SERPENT is not set

crypto/Kconfig

@@ -40,8 +40,8 @@ config CRYPTO_SHA1
 	help
 	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 
-config CRYPTO_SHA1_Z990
-	tristate "SHA1 digest algorithm for IBM zSeries z990"
+config CRYPTO_SHA1_S390
+	tristate "SHA1 digest algorithm (s390)"
 	depends on CRYPTO && ARCH_S390
 	help
 	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
@@ -98,8 +98,8 @@ config CRYPTO_DES
 	help
 	  DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
 
-config CRYPTO_DES_Z990
-	tristate "DES and Triple DES cipher algorithms for IBM zSeries z990"
+config CRYPTO_DES_S390
+	tristate "DES and Triple DES cipher algorithms (s390)"
 	depends on CRYPTO && ARCH_S390
 	help
 	  DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).