123

CryScriptSystem/LUA/lzio.h

@@ -0,0 +1,52 @@
+/*
+** $Id: lzio.h,v 1.8 2001/03/26 14:31:49 roberto Exp $
+** Buffered streams
+** See Copyright Notice in lua.h
+*/
+
+
+#ifndef lzio_h
+#define lzio_h
+
+#include <stdio.h>
+
+
+
+/* For Lua only */
+#define zFopen	luaZ_Fopen
+#define zsopen	luaZ_sopen
+#define zmopen	luaZ_mopen
+#define zread	luaZ_read
+
+#define EOZ	(-1)			/* end of stream */
+
+typedef struct zio ZIO;
+
+ZIO* zFopen (ZIO* z, FILE* f, const char *name);	/* open FILEs */
+ZIO* zsopen (ZIO* z, const char* s, const char *name);	/* string */
+ZIO* zmopen (ZIO* z, const char* b, size_t size, const char *name); /* memory */
+
+size_t zread (ZIO* z, void* b, size_t n);	/* read next n bytes */
+
+#define zgetc(z)	(((z)->n--)>0 ? ((int)*(z)->p++): (z)->filbuf(z))
+#define zname(z)	((z)->name)
+
+
+
+/* --------- Private Part ------------------ */
+
+#ifndef ZBSIZE
+#define ZBSIZE	256			/* buffer size */
+#endif
+
+struct zio {
+  size_t n;				/* bytes still unread */
+  const unsigned char* p;		/* current position in buffer */
+  int (*filbuf)(ZIO* z);
+  void* u;				/* additional data */
+  const char *name;
+  unsigned char buffer[ZBSIZE];		/* buffer */
+};
+
+
+#endif