patch-2.4.27 linux-2.4.27/include/linux/crypto.h

• Lines: 42
• Date: 2004-08-07 16:26:06.244412111 -0700
• Orig file: linux-2.4.26/include/linux/crypto.h
• Orig date: 2004-02-18 05:36:32.000000000 -0800

diff -urN linux-2.4.26/include/linux/crypto.h linux-2.4.27/include/linux/crypto.h
@@ -22,6 +22,7 @@
 #include <linux/list.h>
 #include <linux/string.h>
 #include <asm/page.h>
+#include <asm/errno.h>
 
 /*
  * Algorithm masks and types.
@@ -76,6 +77,8 @@
 	void (*dia_init)(void *ctx);
 	void (*dia_update)(void *ctx, const u8 *data, unsigned int len);
 	void (*dia_final)(void *ctx, u8 *out);
+	int (*dia_setkey)(void *ctx, const u8 *key,
+	                  unsigned int keylen, u32 *flags);
 };
 
 struct compress_alg {
@@ -157,6 +160,8 @@
 	void (*dit_final)(struct crypto_tfm *tfm, u8 *out);
 	void (*dit_digest)(struct crypto_tfm *tfm, struct scatterlist *sg,
 	                   unsigned int nsg, u8 *out);
+	int (*dit_setkey)(struct crypto_tfm *tfm,
+	                  const u8 *key, unsigned int keylen);
 #ifdef CONFIG_CRYPTO_HMAC
 	void *dit_hmac_block;
 #endif
@@ -287,6 +292,15 @@
 	tfm->crt_digest.dit_digest(tfm, sg, nsg, out);
 }
 
+static inline int crypto_digest_setkey(struct crypto_tfm *tfm,
+                                       const u8 *key, unsigned int keylen)
+{
+	BUG_ON(crypto_tfm_alg_type(tfm) != CRYPTO_ALG_TYPE_DIGEST);
+	if (tfm->crt_digest.dit_setkey == NULL)
+		return -ENOSYS;
+	return tfm->crt_digest.dit_setkey(tfm, key, keylen);
+}
+
 static inline int crypto_cipher_setkey(struct crypto_tfm *tfm,
                                        const u8 *key, unsigned int keylen)
 {