Skip to content
This repository

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tree: 276123efe0
Fetching contributors…

Cannot retrieve contributors at this time

file 66 lines (54 sloc) 1.813 kb
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66
/*
* $Id: printbuf.h,v 1.4 2006/01/26 02:16:28 mclark Exp $
*
* Copyright (c) 2004, 2005 Metaparadigm Pte. Ltd.
* Michael Clark <michael@metaparadigm.com>
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See COPYING for details.
*
*
* Copyright (c) 2008-2009 Yahoo! Inc. All rights reserved.
* The copyrights to the contents of this file are licensed under the MIT License
* (http://www.opensource.org/licenses/mit-license.php)
*/

#ifndef _printbuf_h_
#define _printbuf_h_

#ifdef __cplusplus
extern "C" {
#endif

#undef PRINTBUF_DEBUG

struct printbuf {
  char *buf;
  int bpos;
  int size;
};

extern struct printbuf*
printbuf_new(void);

/* As an optimization, printbuf_memappend_fast is defined as a macro
* that handles copying data if the buffer is large enough; otherwise
* it invokes printbuf_memappend_real() which performs the heavy
* lifting of realloc()ing the buffer and copying data.
* Your code should not use printbuf_memappend directly--use
* printbuf_memappend_fast instead.
*/
extern int
printbuf_memappend(struct printbuf *p, const char *buf, int size);

#define printbuf_memappend_fast(p, bufptr, bufsize) \
do { \
if ((p->size - p->bpos) > bufsize) { \
memcpy(p->buf + p->bpos, (bufptr), bufsize); \
p->bpos += bufsize; \
p->buf[p->bpos]= '\0'; \
} else { printbuf_memappend(p, (bufptr), bufsize); } \
} while (0)

extern int
sprintbuf(struct printbuf *p, const char *msg, ...);

extern void
printbuf_reset(struct printbuf *p);

extern void
printbuf_free(struct printbuf *p);

#ifdef __cplusplus
}
#endif

#endif
Something went wrong with that request. Please try again.