Use const for input mpz_t argument to pss_verify_mgf1.

diff --git a/ChangeLog b/ChangeLog
index 550e6286a5f65a3c448fdbb515d8408a501feca5..1e7641466fc64f1aa803b84b045c087e694d4c3c 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2017-04-04  Niels Möller  <nisse@lysator.liu.se>
 
+       * pss.c (pss_verify_mgf1): Use const for input mpz_t argument.
+
        Merged RSA-PSS support, contributed by Daiki Ueno.
        * pss-mgf1.h, pss.h: New header files.
        * pss-mgf1.c (pss_mgf1): New file and function.

diff --git a/pss.c b/pss.c
index c50f8c89ab02d836dbb0dc3572d371c7884c0c42..b1442671902b11c95f3ce5bf4a2f3d9d168ae5ac 100644 (file)
--- a/pss.c
+++ b/pss.c
@@ -120,7 +120,7 @@ pss_encode_mgf1(mpz_t m, size_t bits,
  * Returns 1 if the encoded message is consistent, 0 if it is
  * inconsistent.  */
 int
-pss_verify_mgf1(mpz_t m, size_t bits,
+pss_verify_mgf1(const mpz_t m, size_t bits,
                const struct nettle_hash *hash,
                size_t salt_length,
                const uint8_t *digest)

diff --git a/pss.h b/pss.h
index 9733acb1d5da82aafe889b2ea8e67c52b2f0cde8..7627cfe918fe8b27540ce54d49e33f7991b15e70 100644 (file)
--- a/pss.h
+++ b/pss.h
@@ -53,7 +53,7 @@ pss_encode_mgf1(mpz_t m, size_t bits,
                const uint8_t *digest);
 
 int
-pss_verify_mgf1(mpz_t m, size_t bits,
+pss_verify_mgf1(const mpz_t m, size_t bits,
                const struct nettle_hash *hash,
                size_t salt_length,
                const uint8_t *digest);