Add some casts

diff --git a/ext/session/session.c b/ext/session/session.c
index ab491a96b3cd42c25ac4b8d3be47f3aad9a7194d..6b32d94a864c681c6cc9140084056ba38e63958c 100644 (file)
--- a/ext/session/session.c
+++ b/ext/session/session.c
@@ -287,13 +287,13 @@ PS_SERIALIZER_ENCODE_FUNC(php_binary)
 
        PS_ENCODE_LOOP(
                        if (key_length > PS_BIN_MAX) continue;
-                       smart_str_appendc(&buf, key_length);
+                       smart_str_appendc(&buf, (unsigned char) key_length);
                        smart_str_appendl(&buf, key, key_length);
                        
                        php_var_serialize(&buf, struc, &var_hash);
                } else {
                        if (key_length > PS_BIN_MAX) continue;
-                       smart_str_appendc(&buf, (key_length & PS_BIN_UNDEF));
+                       smart_str_appendc(&buf, (unsigned char) (key_length & PS_BIN_UNDEF));
                        smart_str_appendl(&buf, key, key_length);
        );
 
@@ -353,7 +353,7 @@ PS_SERIALIZER_ENCODE_FUNC(php)
 
        PS_ENCODE_LOOP(
                        if (key_length + 1 > MAX_STR) continue;
-                       smart_str_appendl(&buf, key, key_length);
+                       smart_str_appendl(&buf, key, (unsigned char) key_length);
                        smart_str_appendc(&buf, PS_DELIMITER);
                        
                        php_var_serialize(&buf, struc, &var_hash);