From 0e5b2871ca6456b01d4bf037a6e68badf1ff1a41 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Henryk=20Pl=C3=B6tz?= <henryk@ploetzli.ch>
Date: Fri, 3 Oct 2014 19:58:52 +0200
Subject: Initial commit of djbdns-1.05.tar.gz Source was
 http://cr.yp.to/djbdns/djbdns-1.05.tar.gz, SHA1
 2efdb3a039d0c548f40936aa9cb30829e0ce8c3d

---
 buffer.h | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 buffer.h

(limited to 'buffer.h')

diff --git a/buffer.h b/buffer.h
new file mode 100644
index 0000000..fcdc253
--- /dev/null
+++ b/buffer.h
@@ -0,0 +1,59 @@
+#ifndef BUFFER_H
+#define BUFFER_H
+
+typedef struct buffer {
+  char *x;
+  unsigned int p;
+  unsigned int n;
+  int fd;
+  int (*op)();
+} buffer;
+
+#define BUFFER_INIT(op,fd,buf,len) { (buf), 0, (len), (fd), (op) }
+#define BUFFER_INSIZE 8192
+#define BUFFER_OUTSIZE 8192
+
+extern void buffer_init(buffer *,int (*)(),int,char *,unsigned int);
+
+extern int buffer_flush(buffer *);
+extern int buffer_put(buffer *,const char *,unsigned int);
+extern int buffer_putalign(buffer *,const char *,unsigned int);
+extern int buffer_putflush(buffer *,const char *,unsigned int);
+extern int buffer_puts(buffer *,const char *);
+extern int buffer_putsalign(buffer *,const char *);
+extern int buffer_putsflush(buffer *,const char *);
+
+#define buffer_PUTC(s,c) \
+  ( ((s)->n != (s)->p) \
+    ? ( (s)->x[(s)->p++] = (c), 0 ) \
+    : buffer_put((s),&(c),1) \
+  )
+
+extern int buffer_get(buffer *,char *,unsigned int);
+extern int buffer_bget(buffer *,char *,unsigned int);
+extern int buffer_feed(buffer *);
+
+extern char *buffer_peek(buffer *);
+extern void buffer_seek(buffer *,unsigned int);
+
+#define buffer_PEEK(s) ( (s)->x + (s)->n )
+#define buffer_SEEK(s,len) ( ( (s)->p -= (len) ) , ( (s)->n += (len) ) )
+
+#define buffer_GETC(s,c) \
+  ( ((s)->p > 0) \
+    ? ( *(c) = (s)->x[(s)->n], buffer_SEEK((s),1), 1 ) \
+    : buffer_get((s),(c),1) \
+  )
+
+extern int buffer_copy(buffer *,buffer *);
+
+extern int buffer_unixread(int,char *,unsigned int);
+extern int buffer_unixwrite(int,const char *,unsigned int);
+
+extern buffer *buffer_0;
+extern buffer *buffer_0small;
+extern buffer *buffer_1;
+extern buffer *buffer_1small;
+extern buffer *buffer_2;
+
+#endif
-- 
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