ubifs-utils: Replace ubifs related source code with linux kernel implementation

Replace ubifs related source code with the implementation of linux kernel.
It makes userspace implementation be same with linux kernel, then
fsck.ubifs can resuse the code.

Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 12 insertions, 53 deletions

diff --git a/ubifs-utils/common/sign.h b/ubifs-utils/common/sign.h
index fe9fdd8..f49c76a 100644
--- a/ubifs-utils/common/sign.h
+++ b/ubifs-utils/common/sign.h
@@ -20,61 +20,20 @@
 #ifndef __UBIFS_SIGN_H__
 #define __UBIFS_SIGN_H__
 
-#ifdef WITH_CRYPTO
 #include <openssl/evp.h>
 
-void ubifs_node_calc_hash(const void *node, uint8_t *hash);
-void mst_node_calc_hash(const void *node, uint8_t *hash);
-void hash_digest_init(void);
-void hash_digest_update(const void *buf, int len);
-void hash_digest_final(void *hash, unsigned int *len);
-int init_authentication(void);
-int sign_superblock_node(void *node);
-int authenticated(void);
-
-extern EVP_MD_CTX *hash_md;
-extern const EVP_MD *md;
-
-#else
-static inline void ubifs_node_calc_hash(__attribute__((unused)) const void *node,
-					__attribute__((unused)) uint8_t *hash)
-{
-}
-
-static inline void mst_node_calc_hash(__attribute__((unused)) const void *node,
-				      __attribute__((unused)) uint8_t *hash)
-{
-}
-
-static inline void hash_digest_init(void)
-{
-}
-
-static inline void hash_digest_update(__attribute__((unused)) const void *buf,
-				      __attribute__((unused)) int len)
-{
-}
+struct shash_desc {
+	void *ctx;
+};
 
-static inline void hash_digest_final(__attribute__((unused)) void *hash,
-				     __attribute__((unused)) unsigned int *len)
-{
-}
-
-static inline int init_authentication(void)
-{
-	return 0;
-}
-
-static inline int sign_superblock_node(__attribute__((unused)) void *node)
-{
-	return 0;
-}
-
-static inline int authenticated(void)
-{
-	return 0;
-}
-
-#endif
+int hash_digest(const void *buf, unsigned int len, uint8_t *hash);
+int hash_digest_init(void);
+int hash_digest_update(const void *buf, int len);
+int hash_digest_final(void *hash);
+int init_authentication(const char *algo_name, int *hash_len, int *hash_algo);
+void exit_authentication(void);
+void mst_node_calc_hash(const void *node, uint8_t *hash);
+int hash_sign_node(const char *auth_key_filename, const char *auth_cert_filename,
+		   void *buf, int *len, void *outbuf);
 
 #endif /* __UBIFS_SIGN_H__ */