X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=include%2Fcstack.h;fp=include%2Fcstack.h;h=edb98475d1930b16d6a75760c4020f352f56bb02;hb=584bba9e9357ff7adc0fcedf75fb098c359abb33;hp=0000000000000000000000000000000000000000;hpb=d292db7e4bce9bbe8f379757d07a902502dcfb22;p=smdp.git

diff --git a/include/cstack.h b/include/cstack.h
new file mode 100644
index 0000000..edb9847
--- /dev/null
+++ b/include/cstack.h
@@ -0,0 +1,22 @@
+#if !defined( CSTACK_H )
+#define CSTACK_H
+
+typedef struct _cstack_t {
+    char *content;
+    size_t alloc;
+    size_t size;
+    int head;
+    void (*push)(struct _cstack_t *self, char c);
+    char (*pop)(struct _cstack_t *self);
+    char (*top)(struct _cstack_t *self);
+    int (*empty)(struct _cstack_t *self);
+    void (*delete)(struct _cstack_t *self);
+} cstack_t;
+
+void cstack_push(cstack_t *self, char c);
+char cstack_pop(cstack_t *self);
+char cstack_top(cstack_t *self);
+int cstack_empty(cstack_t *self);
+void cstack_delete(cstack_t *self);
+
+#endif // !defined( CSTACK_H )
\ No newline at end of file