1 files changed, 5 insertions, 5 deletions
diff --git a/src/str.c b/src/str.c
index 46dc4a8..fdff99a 100644
--- a/src/str.c
+++ b/src/str.c
@@ -4,7 +4,7 @@
 
 H_ATTR
 str_info
-_info_getter(str *s, UNUM n)
+_info_getter(const str * const restrict s, UNUM n)
 {
   return (str_info) { (NUM) *(s->data+n), 1 };
 }
@@ -41,14 +41,14 @@ destroy_str(str *s, int flag)
 
 H_ATTR
 str_info
-get_info(str *s, UNUM n)
+get_info(const str * const restrict s, UNUM n)
 {
   return s->getter(s, n);
 }
 
 H_ATTR
 NUM
-str_length(str *s)
+str_length(const str * const restrict s)
 {
   return s->size;
 }
@@ -60,7 +60,7 @@ change_str_content(str *s, char *str, NUM size)
   s->size = size;
 }
 
-unsigned char
+BOOL
 copy_str(str *dest, str *source)
 {
   if (str_length(dest) < str_length(source))
@@ -74,7 +74,7 @@ copy_str(str *dest, str *source)
 }
 
 char *
-get_data(str *s)
+get_data(const str * const restrict s)
 {
   return s->data;
 }