cipher: Use const for *_spec_t, if possible.

* cipher/blake2.c: Use const.
* cipher/camellia-glue.c, cipher/cipher.c, cipher/crc.c: Likewise.
* cipher/des.c, cipher/gost28147.c, cipher/gostr3411-94.c: Likewise.
* cipher/keccak.c, cipher/mac-cmac.c, cipher/mac-gmac.c: Likewise.
* cipher/mac-hmac.c, cipher/mac-internal.h: Likewise.
* cipher/mac-poly1305.c, cipher/mac.c, cipher/md.c: Likewise.
* cipher/md.c, cipher/md2.c, cipher/md4.c, cipher/md5.c: Likewise.
* cipher/pubkey.c, cipher/rfc2268.c, cipher/rijndael.c: Likewise.
* cipher/rmd160.c, cipher/seed.c, cipher/serpent.c: Likewise.
* cipher/sha1.c, cipher/sha256.c, cipher/sha512.c: Likewise.
* cipher/sm3.c, cipher/sm4.c, cipher/stribog.c: Likewise.
* cipher/pubkey.c, cipher/rfc2268.c, cipher/rijndael.c: Likewise.
* src/cipher-proto.h, src/cipher.h: Likewise.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>

1 files changed, 12 insertions, 12 deletions

diff --git a/cipher/mac.c b/cipher/mac.c
index 9851b81c..ba1eb300 100644
--- a/cipher/mac.c
+++ b/cipher/mac.c
@@ -29,7 +29,7 @@
 
 /* This is the list of the digest implementations included in
    libgcrypt.  */
-static gcry_mac_spec_t * const mac_list[] = {
+static const gcry_mac_spec_t * const mac_list[] = {
 #if USE_SHA1
   &_gcry_mac_type_spec_hmac_sha1,
 #endif
@@ -137,7 +137,7 @@ static gcry_mac_spec_t * const mac_list[] = {
 };
 
 /* HMAC implementations start with index 101 (enum gcry_mac_algos) */
-static gcry_mac_spec_t * const mac_list_algo101[] =
+static const gcry_mac_spec_t * const mac_list_algo101[] =
   {
 #if USE_SHA256
     &_gcry_mac_type_spec_hmac_sha256,
@@ -250,7 +250,7 @@ static gcry_mac_spec_t * const mac_list_algo101[] =
   };
 
 /* CMAC implementations start with index 201 (enum gcry_mac_algos) */
-static gcry_mac_spec_t * const mac_list_algo201[] =
+static const gcry_mac_spec_t * const mac_list_algo201[] =
   {
 #if USE_AES
     &_gcry_mac_type_spec_cmac_aes,
@@ -315,7 +315,7 @@ static gcry_mac_spec_t * const mac_list_algo201[] =
   };
 
 /* GMAC implementations start with index 401 (enum gcry_mac_algos) */
-static gcry_mac_spec_t * const mac_list_algo401[] =
+static const gcry_mac_spec_t * const mac_list_algo401[] =
   {
 #if USE_AES
     &_gcry_mac_type_spec_gmac_aes,
@@ -345,7 +345,7 @@ static gcry_mac_spec_t * const mac_list_algo401[] =
   };
 
 /* Poly1305-MAC implementations start with index 501 (enum gcry_mac_algos) */
-static gcry_mac_spec_t * const mac_list_algo501[] =
+static const gcry_mac_spec_t * const mac_list_algo501[] =
   {
     &_gcry_mac_type_spec_poly1305mac,
 #if USE_AES
@@ -414,10 +414,10 @@ spec_from_algo (int algo)
 
 
 /* Lookup a mac's spec by its name.  */
-static gcry_mac_spec_t *
+static const gcry_mac_spec_t *
 spec_from_name (const char *name)
 {
-  gcry_mac_spec_t *spec;
+  const gcry_mac_spec_t *spec;
   int idx;
 
   for (idx = 0; (spec = mac_list[idx]); idx++)
@@ -434,7 +434,7 @@ spec_from_name (const char *name)
 int
 _gcry_mac_map_name (const char *string)
 {
-  gcry_mac_spec_t *spec;
+  const gcry_mac_spec_t *spec;
 
   if (!string)
     return 0;
@@ -457,7 +457,7 @@ _gcry_mac_map_name (const char *string)
 const char *
 _gcry_mac_algo_name (int algorithm)
 {
-  gcry_mac_spec_t *spec;
+  const gcry_mac_spec_t *spec;
 
   spec = spec_from_algo (algorithm);
   return spec ? spec->name : "?";
@@ -483,7 +483,7 @@ check_mac_algo (int algorithm)
 static gcry_err_code_t
 mac_open (gcry_mac_hd_t * hd, int algo, int secure, gcry_ctx_t ctx)
 {
-  gcry_mac_spec_t *spec;
+  const gcry_mac_spec_t *spec;
   gcry_err_code_t err;
   gcry_mac_hd_t h;
 
@@ -674,7 +674,7 @@ _gcry_mac_get_algo (gcry_mac_hd_t hd)
 unsigned int
 _gcry_mac_get_algo_maclen (int algo)
 {
-  gcry_mac_spec_t *spec;
+  const gcry_mac_spec_t *spec;
 
   spec = spec_from_algo (algo);
   if (!spec || !spec->ops || !spec->ops->get_maclen)
@@ -687,7 +687,7 @@ _gcry_mac_get_algo_maclen (int algo)
 unsigned int
 _gcry_mac_get_algo_keylen (int algo)
 {
-  gcry_mac_spec_t *spec;
+  const gcry_mac_spec_t *spec;
 
   spec = spec_from_algo (algo);
   if (!spec || !spec->ops || !spec->ops->get_keylen)