rh62-12-glibc-compat-2.1.3-maxpacket.patch

linux下编译交叉工具链的工具源码

#--- libc/resolv/nss_dns/dns-host.c.jj	Tue Sep 14 03:05:08 1999
#+++ libc/resolv/nss_dns/dns-host.c	Thu Oct 10 13:07:33 2002
#@@ -129,9 +129,10 @@ _nss_dns_gethostbyname2_r (const char *n
# 			   char *buffer, size_t buflen, int *errnop,
# 			   int *h_errnop)
# {
#-  querybuf host_buffer;
#+  querybuf *host_buffer;
#   int size, type, n;
#   const char *cp;
#+  enum nss_status status;
# 
#   switch (af) {
#   case AF_INET:
#@@ -159,16 +160,25 @@ _nss_dns_gethostbyname2_r (const char *n
#   if (strchr (name, '.') == NULL && (cp = __hostalias (name)) != NULL)
#     name = cp;
# 
#-  n = res_search (name, C_IN, type, host_buffer.buf, sizeof (host_buffer.buf));
#+  host_buffer = (querybuf *) malloc (sizeof (*host_buffer));
#+  if (host_buffer == NULL) {
#+    *errnop = ENOMEM;
#+    return NSS_STATUS_UNAVAIL;
#+  }
#+
#+  n = res_search (name, C_IN, type, host_buffer->buf, sizeof (host_buffer->buf));
#   if (n < 0)
#     {
#       *h_errnop = h_errno;
#       *errnop = *h_errnop == TRY_AGAIN ? EAGAIN : ENOENT;
#+      free (host_buffer);
#       return errno == ECONNREFUSED ? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND;
#     }
# 
#-  return getanswer_r (&host_buffer, n, name, type, result, buffer, buflen,
#-		      errnop, h_errnop);
#+  status = getanswer_r (host_buffer, n, name, type, result, buffer, buflen,
#+			errnop, h_errnop);
#+  free (host_buffer);
#+  return status; 
# }
# 
# 
#@@ -205,7 +215,7 @@ _nss_dns_gethostbyaddr_r (const char *ad
#     char *h_addr_ptrs[MAX_NR_ADDRS + 1];
#     char linebuffer[0];
#   } *host_data = (struct host_data *) buffer;
#-  querybuf host_buffer;
#+  querybuf *host_buffer;
#   char qbuf[MAXDNAME+1], *qp;
#   size_t size;
#   int n, status;
#@@ -257,17 +267,25 @@ _nss_dns_gethostbyaddr_r (const char *ad
#       /* Cannot happen.  */
#     }
# 
#-  n = res_query (qbuf, C_IN, T_PTR, (u_char *)host_buffer.buf,
#-		 sizeof host_buffer);
#+  host_buffer = (querybuf *) malloc (sizeof (*host_buffer));
#+  if (host_buffer == NULL) {
#+    *errnop = ENOMEM;
#+    return NSS_STATUS_UNAVAIL;
#+  }
#+
#+  n = res_query (qbuf, C_IN, T_PTR, host_buffer->buf,
#+		 sizeof (host_buffer->buf));
#   if (n < 0)
#     {
#       *h_errnop = h_errno;
#       *errnop = errno;
#+      free (host_buffer);
#       return errno == ECONNREFUSED ? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND;
#     }
# 
#-  status = getanswer_r (&host_buffer, n, qbuf, T_PTR, result, buffer, buflen,
#+  status = getanswer_r (host_buffer, n, qbuf, T_PTR, result, buffer, buflen,
# 			errnop, h_errnop);
#+  free (host_buffer);
#   if (status != NSS_STATUS_SUCCESS)
#     {
#       *h_errnop = h_errno;
#--- libc/resolv/nss_dns/dns-network.c.jj	Wed Jun 30 12:01:14 1999
#+++ libc/resolv/nss_dns/dns-network.c	Thu Oct 10 13:09:49 2002
#@@ -113,24 +113,36 @@ _nss_dns_getnetbyname_r (const char *nam
# 			 char *buffer, size_t buflen, int *errnop)
# {
#   /* Return entry for network with NAME.  */
#-  querybuf net_buffer;
#+  querybuf *net_buffer;
#   int anslen;
#   char *qbuf;
#+  enum nss_status status;
# 
#   qbuf = strdupa (name);
#-  anslen = res_search (qbuf, C_IN, T_PTR, (u_char *) &net_buffer,
#-		       sizeof (querybuf));
#+
#+  net_buffer = (querybuf *) malloc (sizeof (*net_buffer));
#+  if (net_buffer == NULL)
#+    {
#+      *errnop = ENOMEM;
#+      return NSS_STATUS_UNAVAIL;
#+    }
#+
#+  anslen = res_search (qbuf, C_IN, T_PTR, net_buffer->buf,
#+		       sizeof (net_buffer->buf));
#   if (anslen < 0)
#     {
#       /* Nothing found.  */
#       *errnop = errno;
#+      free (net_buffer);
#       return (errno == ECONNREFUSED
# 	      || errno == EPFNOSUPPORT
# 	      || errno == EAFNOSUPPORT)
# 	? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND;
#     }
# 
#-  return getanswer_r (&net_buffer, anslen, result, buffer, buflen, BYNAME);
#+  status = getanswer_r (net_buffer, anslen, result, buffer, buflen, BYNAME);
#+  free (net_buffer);
#+  return status;
# }
# 
# 
#@@ -140,7 +152,7 @@ _nss_dns_getnetbyaddr_r (long net, int t
# {
#   /* Return entry for network with NAME.  */
#   enum nss_status status;
#-  querybuf net_buffer;
#+  querybuf *net_buffer;
#   unsigned int net_bytes[4];
#   char qbuf[MAXDNAME];
#   int cnt, anslen;
#@@ -176,19 +188,28 @@ _nss_dns_getnetbyaddr_r (long net, int t
#       break;
#     }
# 
#-  anslen = res_query (qbuf, C_IN, T_PTR, (u_char *) &net_buffer,
#-		      sizeof (querybuf));
#+  net_buffer = (querybuf *) malloc (sizeof (*net_buffer));
#+  if (net_buffer == NULL)
#+    {
#+      *errnop = ENOMEM;
#+      return NSS_STATUS_UNAVAIL;
#+    }
#+
#+  anslen = res_query (qbuf, C_IN, T_PTR, net_buffer->buf,
#+		      sizeof (net_buffer->buf));
#   if (anslen < 0)
#     {
#       /* Nothing found.  */
#       *errnop = errno;
#+      free (net_buffer);
#       return (errno == ECONNREFUSED
# 	      || errno == EPFNOSUPPORT
# 	      || errno == EAFNOSUPPORT)
# 	? NSS_STATUS_UNAVAIL : NSS_STATUS_NOTFOUND;
#     }
# 
#-  status = getanswer_r (&net_buffer, anslen, result, buffer, buflen, BYADDR);
#+  status = getanswer_r (net_buffer, anslen, result, buffer, buflen, BYADDR);
#+  free (net_buffer);
#   if (status == NSS_STATUS_SUCCESS)
#     {
#       /* Strip trailing zeros.  */
#--- libc/resolv/res_query.c.jj	Wed Jun 30 12:01:06 1999
#+++ libc/resolv/res_query.c	Thu Oct 10 13:01:12 2002
#@@ -106,7 +106,7 @@ res_query(name, class, type, answer, ans
# 	u_char *answer;		/* buffer to put answer */
# 	int anslen;		/* size of answer buffer */
# {
#-	u_char buf[MAXPACKET];
#+	u_char *buf;
# 	register HEADER *hp = (HEADER *) answer;
# 	int n;
# 
#@@ -121,17 +121,25 @@ res_query(name, class, type, answer, ans
# 		printf(";; res_query(%s, %d, %d)\n", name, class, type);
# #endif
# 
#+	buf = malloc (MAXPACKET);
#+	if (buf == NULL) {
#+		__set_h_errno (NETDB_INTERNAL);
#+		return -1;
#+	}
#+
# 	n = res_mkquery(QUERY, name, class, type, NULL, 0, NULL,
#-			buf, sizeof(buf));
#+			buf, MAXPACKET);
# 	if (n <= 0) {
# #ifdef DEBUG
# 		if (_res.options & RES_DEBUG)
# 			printf(";; res_query: mkquery failed\n");
# #endif
# 		__set_h_errno (NO_RECOVERY);
#+		free (buf);
# 		return (n);
# 	}
# 	n = res_send(buf, n, answer, anslen);
#+	free (buf);
# 	if (n < 0) {
# #ifdef DEBUG
# 		if (_res.options & RES_DEBUG)
#--- libc/resolv/gethnamaddr.c.jj	Tue Dec  7 11:50:36 1999
#+++ libc/resolv/gethnamaddr.c	Thu Oct 10 15:05:50 2002
#@@ -512,10 +512,11 @@ gethostbyname2(name, af)
# 	const char *name;
# 	int af;
# {
#-	querybuf buf;
#+	querybuf *buf;
# 	register const char *cp;
# 	char *bp;
# 	int n, size, type, len;
#+	struct hostent *ret;
# 	extern struct hostent *_gethtbyname2();
# 
# 	if ((_res.options & RES_INIT) == 0 && res_init() == -1) {
#@@ -617,13 +618,22 @@ gethostbyname2(name, af)
# 				break;
# 		}
# 
#-	if ((n = res_search(name, C_IN, type, buf.buf, sizeof(buf.buf))) < 0) {
#+	buf = (querybuf *) malloc (sizeof (*buf));
#+	if (buf == NULL) {
#+		__set_h_errno (NETDB_INTERNAL);
#+		return NULL;
#+	}
#+
#+	if ((n = res_search(name, C_IN, type, buf->buf, sizeof(buf->buf))) < 0) {
#+		free (buf);
# 		dprintf("res_search failed (%d)\n", n);
# 		if (errno == ECONNREFUSED)
# 			return (_gethtbyname2(name, af));
# 		return (NULL);
# 	}
#-	return (getanswer(&buf, n, name, type));
#+	ret = getanswer(buf, n, name, type);
#+	free (buf);
#+	return ret;
# }
# 
# struct hostent *
#@@ -636,7 +646,7 @@ gethostbyaddr(addr, len, af)
# 	static const u_char mapped[] = { 0,0, 0,0, 0,0, 0,0, 0,0, 0xff,0xff };
# 	static const u_char tunnelled[] = { 0,0, 0,0, 0,0, 0,0, 0,0, 0,0 };
# 	int n, size;
#-	querybuf buf;
#+	querybuf *buf;
# 	register struct hostent *hp;
# 	char qbuf[MAXDNAME+1], *qp;
# #ifdef SUNSECURITY
#@@ -697,14 +707,24 @@ gethostbyaddr(addr, len, af)
# 	default:
# 		abort();
# 	}
#-	n = res_query(qbuf, C_IN, T_PTR, (u_char *)buf.buf, sizeof buf.buf);