[libEtPan-commits] CVS: libetpan/tools mapping.c,NONE,1.1 mapping.h,NONE,1.1 Makefile,1.4,1.5

[DINH V. Ho? <ho...@us...>]

Update of /cvsroot/libetpan/libetpan/tools
In directory usw-pr-cvs1:/tmp/cvs-serv9693/tools

Modified Files:
	Makefile 
Added Files:
	mapping.c mapping.h 
Log Message:
generic interfaces - bug fixes

--- NEW FILE: mapping.c ---
#include "mapping.h"

#include <unistd.h>
#include <sys/mman.h>

int get_mapping(size_t length, int prot, int flags,
		int fd, off_t offset,
		void ** presult, void ** pmapping, size_t * pmapping_size)
{
  void * mapping;
  size_t * mapping_size;
  void * result;
  size_t page_size;
  off_t delta;

  page_size = getpagesize();
  delta = offset % page_size;

  mapping = mmap(NULL, length + offset, prot, flags, fd, offset - delta);
  if (mapping == MAP_FAILED)
    return -1;

  result = ((char *) mapping) + delta;

  mapping_size = length + offset;

  * pmapping = mapping;
  * pmapping_size = mapping_size;
  * presult = result;

  return 0;
}

--- NEW FILE: mapping.h ---
#ifndef MAPPING_H

#define MAPPING_H

#include <sys/types.h>

int get_mapping(size_t length, int prot, int flags,
		int fd, off_t offset,
		void ** presult, void ** pmapping, size_t * pmapping_size);

#endif

Index: Makefile
===================================================================
RCS file: /cvsroot/libetpan/libetpan/tools/Makefile,v
retrieving revision 1.4
retrieving revision 1.5
diff -u -d -r1.4 -r1.5
--- Makefile	13 Dec 2001 02:01:31 -0000	1.4
+++ Makefile	12 Mar 2002 23:24:30 -0000	1.5
@@ -1,9 +1,11 @@
 TARGET = libtools
 HEADERS = mailstream.h mailstream_helper.h mail.h \
         mmapstring.h mailstream_low.h \
-        mailstream_socket.h mailstream_ssl.h
+        mailstream_socket.h mailstream_ssl.h \
+	mapping.h
 SOURCES = connect.c md5.c mmapstring.c \
 	mailstream_helper.c mailstream_low.c \
-        mailstream.c mailstream_socket.c mailstream_ssl.c
+        mailstream.c mailstream_socket.c mailstream_ssl.c \
+	mapping.c
 
 include ../Rules