mirror of https://github.com/postgres/postgres
Bruce Momjian
23 years ago
parent
7f43165dd2
commit
404e9a12a5
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/* $Id: inet_aton.h,v 1.7 1998/02/26 04:34:08 momjian Exp $ */ |
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int inet_aton(const char *cp, struct in_addr * addr); |
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#-------------------------------------------------------------------------
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#
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# Makefile--
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# Makefile for the port-specific subsystem of the backend
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#
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# These files are used in other directories for portability on systems
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# with broken/missing library files.
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# IDENTIFICATION
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# $Header: /cvsroot/pgsql/src/port/Makefile,v 1.1 2002/07/18 04:13:59 momjian Exp $
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#
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#-------------------------------------------------------------------------
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subdir = src/port
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top_builddir = ../..
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include $(top_builddir)/src/Makefile.global |
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OBJS=$(GETHOSTNAME) $(GETRUSAGE) $(INET_ATON) $(ISINF) $(MEMCMP) \
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$(MISSING_RANDOM) $(SNPRINTF) $(SRANDOM) $(STRCASECMP) $(STRDUP) \
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$(STRERROR) $(STRTOL) $(STRTOUL)
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distclean clean: |
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rm -f $(OBJS)
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/* $Id: gethostname.c,v 1.5 2001/08/24 14:07:49 petere Exp $ */ |
/* $Id: gethostname.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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#include "c.h" |
#include "c.h" |
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/* $Id: getrusage.c,v 1.11 1998/12/12 19:57:51 momjian Exp $ */ |
/* $Id: getrusage.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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#include <stdio.h> |
#include <stdio.h> |
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#include <errno.h> |
#include <errno.h> |
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/* $Id: inet_aton.c,v 1.1 2002/07/18 04:13:59 momjian Exp $
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* |
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* This inet_aton() function was taken from the GNU C library and |
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* incorporated into Postgres for those systems which do not have this |
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* routine in their standard C libraries. |
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* |
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* The function was been extracted whole from the file inet_aton.c in |
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* Release 5.3.12 of the Linux C library, which is derived from the |
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* GNU C library, by Bryan Henderson in October 1996. The copyright |
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* notice from that file is below. |
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*/ |
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/*
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* Copyright (c) 1983, 1990, 1993 |
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* The Regents of the University of California. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* This product includes software developed by the University of |
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* California, Berkeley and its contributors. |
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* 4. Neither the name of the University nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. */ |
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#include "c.h" |
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#include <sys/types.h> |
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#include <netinet/in.h> |
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#include <ctype.h> |
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/*
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* Check whether "cp" is a valid ascii representation |
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* of an Internet address and convert to a binary address. |
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* Returns 1 if the address is valid, 0 if not. |
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* This replaces inet_addr, the return value from which |
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* cannot distinguish between failure and a local broadcast address. |
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*/ |
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int |
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inet_aton(const char *cp, struct in_addr * addr) |
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{ |
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unsigned int val; |
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int base, |
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n; |
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char c; |
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u_int parts[4]; |
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u_int *pp = parts; |
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for (;;) |
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{ |
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/*
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* Collect number up to ``.''. Values are specified as for C: |
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* 0x=hex, 0=octal, other=decimal. |
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*/ |
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val = 0; |
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base = 10; |
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if (*cp == '0') |
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{ |
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if (*++cp == 'x' || *cp == 'X') |
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base = 16, cp++; |
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else |
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base = 8; |
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} |
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while ((c = *cp) != '\0') |
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{ |
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if (isdigit((unsigned char) c)) |
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{ |
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val = (val * base) + (c - '0'); |
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cp++; |
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continue; |
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} |
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if (base == 16 && isxdigit((unsigned char) c)) |
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{ |
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val = (val << 4) + |
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(c + 10 - (islower((unsigned char) c) ? 'a' : 'A')); |
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cp++; |
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continue; |
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} |
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break; |
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} |
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if (*cp == '.') |
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{ |
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/*
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* Internet format: a.b.c.d a.b.c (with c treated as |
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* 16-bits) a.b (with b treated as 24 bits) |
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*/ |
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if (pp >= parts + 3 || val > 0xff) |
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return 0; |
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*pp++ = val, cp++; |
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} |
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else |
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break; |
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} |
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/*
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* Check for trailing junk. |
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*/ |
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while (*cp) |
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if (!isspace((unsigned char) *cp++)) |
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return 0; |
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/*
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* Concoct the address according to the number of parts specified. |
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*/ |
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n = pp - parts + 1; |
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switch (n) |
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{ |
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case 1: /* a -- 32 bits */ |
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break; |
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case 2: /* a.b -- 8.24 bits */ |
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if (val > 0xffffff) |
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return 0; |
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val |= parts[0] << 24; |
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break; |
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case 3: /* a.b.c -- 8.8.16 bits */ |
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if (val > 0xffff) |
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return 0; |
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val |= (parts[0] << 24) | (parts[1] << 16); |
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break; |
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case 4: /* a.b.c.d -- 8.8.8.8 bits */ |
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if (val > 0xff) |
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return 0; |
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val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8); |
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break; |
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} |
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if (addr) |
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addr->s_addr = htonl(val); |
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return 1; |
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} |
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@ -0,0 +1,3 @@ |
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/* $Id: inet_aton.h,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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int inet_aton(const char *cp, struct in_addr * addr); |
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/* $Id: isinf.c,v 1.18 2001/10/28 06:25:47 momjian Exp $ */ |
/* $Id: isinf.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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#include "c.h" |
#include "c.h" |
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/* $Id: random.c,v 1.10 2001/08/24 14:07:49 petere Exp $ */ |
/* $Id: random.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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#include "c.h" |
#include "c.h" |
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/* $Id: srandom.c,v 1.10 2001/08/24 14:07:49 petere Exp $ */ |
/* $Id: srandom.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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#include "c.h" |
#include "c.h" |
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/* $Id: strcasecmp.c,v 1.10 2002/06/20 20:29:33 momjian Exp $ */ |
/* $Id: strcasecmp.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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/*
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/*
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* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group |
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group |
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/* $Id: strerror.c,v 1.6 1999/07/15 23:03:18 momjian Exp $ */ |
/* $Id: strerror.c,v 1.1 2002/07/18 04:13:59 momjian Exp $ */ |
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/*
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/*
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* strerror - map error number to descriptive string |
* strerror - map error number to descriptive string |
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