refactoring: only function prototypes belong in header files

[smdp.git] / include / cstring.h

diff --git a/include/cstring.h b/include/cstring.h
index 175cc0b..5e6c3f0 100644 (file)
--- a/include/cstring.h
+++ b/include/cstring.h
@@ -17,9 +17,6 @@
  *
  */
 
-#include <string.h> // strlen
-#include <stdlib.h> // malloc, realloc
-
 // The amount of memory allocated from heap when string expansion hits the
 // allocated memory limit
 #define REALLOC_ADD 10
@@ -34,50 +31,10 @@ typedef struct _cstring_t {
     void (*delete)(struct _cstring_t *self);
 } cstring_t;
 
+cstring_t *cstring_init();
 void cstring_expand(cstring_t *self, char x);
 void cstring_expand_arr(cstring_t *self, char *x);
 void cstring_reset(cstring_t *self);
 void cstring_delete(cstring_t *self);
 
-cstring_t *cstring_init() {
-    cstring_t *x = malloc(sizeof(cstring_t));
-    x->text = (void*)0;
-    x->size = x->alloc = 0;
-    x->expand = cstring_expand;
-    x->expand_arr = cstring_expand_arr;
-    x->reset = cstring_reset;
-    x->delete = cstring_delete;
-    return x;
-}
-
-void cstring_expand(cstring_t *self, char x) {
-    if(self->size + sizeof(x) + sizeof(char) > self->alloc) {
-        self->alloc += (REALLOC_ADD * sizeof(char));
-        self->text = realloc(self->text, self->alloc);
-    }
-    self->text[self->size] = x;
-    self->text[self->size+1] = '\0';
-    self->size = strlen(self->text);
-}
-
-void cstring_expand_arr(cstring_t *self, char *x) {
-    if(self->size + strlen(x) + sizeof(char) > self->alloc) {
-        self->alloc += (REALLOC_ADD * sizeof(char));
-        self->text = realloc(self->text, self->alloc);
-    }
-    self->text = strcat(self->text, x);
-    self->size = strlen(self->text);
-}
-
-void cstring_reset(cstring_t *self) {
-    free(self->text);
-    self->text = (void*)0;
-    self->size = self->alloc = 0;
-}
-
-void cstring_delete(cstring_t *self) {
-    free(self->text);
-    free(self);
-}
-
 #endif // !defined( CSTRING_H )