lib/priority: use c_strncasecmp() for string comparison

Use c_strncasecmp() instead of just strncasecmp() which can be affected
by locale.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>

diff --git a/lib/priority.c b/lib/priority.c
index 79d82fb287e1755bf99eefef455ab3e511d06812..7744a3131c4ee0f3f8ec0979b2847324cc45d69a 100644 (file)
--- a/lib/priority.c
+++ b/lib/priority.c
@@ -2067,19 +2067,19 @@ gnutls_priority_init(gnutls_priority_t * priority_cache,
                                        bulk_fn(&(*priority_cache)->
                                                _supported_ecc,
                                                supported_groups_normal);
-                               } else if (strncasecmp
+                               } else if (c_strncasecmp
                                    (&broken_list[i][1], "GROUP-DH-ALL",
                                     12) == 0) {
                                        bulk_given_fn(&(*priority_cache)->
                                                _supported_ecc,
                                                _supported_groups_dh);
-                               } else if (strncasecmp
+                               } else if (c_strncasecmp
                                    (&broken_list[i][1], "GROUP-EC-ALL",
                                     12) == 0) {
                                        bulk_given_fn(&(*priority_cache)->
                                                _supported_ecc,
                                                _supported_groups_ecdh);
-                               } else if (strncasecmp
+                               } else if (c_strncasecmp
                                    (&broken_list[i][1], "GROUP-GOST-ALL",
                                     14) == 0) {
                                        bulk_given_fn(&(*priority_cache)->
@@ -2095,17 +2095,17 @@ gnutls_priority_init(gnutls_priority_t * priority_cache,
                                        else
                                                goto error;
                                }
-                       } else if (strncasecmp(&broken_list[i][1], "CTYPE-", 6) == 0) {
+                       } else if (c_strncasecmp(&broken_list[i][1], "CTYPE-", 6) == 0) {
                                // Certificate types
-                               if (strncasecmp(&broken_list[i][1], "CTYPE-ALL", 9) == 0) {
+                               if (c_strncasecmp(&broken_list[i][1], "CTYPE-ALL", 9) == 0) {
                                        // Symmetric cert types, all types allowed
                                        bulk_fn(&(*priority_cache)->client_ctype,
                                                cert_type_priority_all);
                                        bulk_fn(&(*priority_cache)->server_ctype,
                                                cert_type_priority_all);
-                               } else if (strncasecmp(&broken_list[i][1], "CTYPE-CLI-", 10) == 0) {
+                               } else if (c_strncasecmp(&broken_list[i][1], "CTYPE-CLI-", 10) == 0) {
                                        // Client certificate types
-                                       if (strncasecmp(&broken_list[i][1], "CTYPE-CLI-ALL", 13) == 0) {
+                                       if (c_strncasecmp(&broken_list[i][1], "CTYPE-CLI-ALL", 13) == 0) {
                                                // All client cert types allowed
                                                bulk_fn(&(*priority_cache)->client_ctype,
                                                        cert_type_priority_all);
@@ -2114,9 +2114,9 @@ gnutls_priority_init(gnutls_priority_t * priority_cache,
                                                // Specific client cert type allowed
                                                fn(&(*priority_cache)->client_ctype, algo);
                                        } else goto error;
-                               } else if (strncasecmp(&broken_list[i][1], "CTYPE-SRV-", 10) == 0) {
+                               } else if (c_strncasecmp(&broken_list[i][1], "CTYPE-SRV-", 10) == 0) {
                                        // Server certificate types
-                                       if (strncasecmp(&broken_list[i][1], "CTYPE-SRV-ALL", 13) == 0) {
+                                       if (c_strncasecmp(&broken_list[i][1], "CTYPE-SRV-ALL", 13) == 0) {
                                                // All server cert types allowed
                                                bulk_fn(&(*priority_cache)->server_ctype,
                                                        cert_type_priority_all);
@@ -2130,14 +2130,14 @@ gnutls_priority_init(gnutls_priority_t * priority_cache,
                                             (&broken_list[i][7])) != GNUTLS_CRT_UNKNOWN) {
                                                fn(&(*priority_cache)->client_ctype, algo);
                                                fn(&(*priority_cache)->server_ctype, algo);
-                                       } else if (strncasecmp(&broken_list[i][1], "CTYPE-OPENPGP", 13) == 0) {
+                                       } else if (c_strncasecmp(&broken_list[i][1], "CTYPE-OPENPGP", 13) == 0) {
                                                /* legacy openpgp option - ignore */
                                                continue;
                                        } else goto error;
                                }
-                       } else if (strncasecmp
+                       } else if (c_strncasecmp
                                 (&broken_list[i][1], "SIGN-", 5) == 0) {
-                               if (strncasecmp
+                               if (c_strncasecmp
                                    (&broken_list[i][1], "SIGN-ALL",
                                     8) == 0) {
                                        bulk_fn(&(*priority_cache)->