/* "net_db.c" network database support
- * Copyright (C) 1995, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+ * Copyright (C) 1995,1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; see the file COPYING. If not, write to
- * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- * Boston, MA 02111-1307 USA
- *
- * As a special exception, the Free Software Foundation gives permission
- * for additional uses of the text contained in its release of GUILE.
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * The exception is that, if you link the GUILE library with other files
- * to produce an executable, this does not by itself cause the
- * resulting executable to be covered by the GNU General Public License.
- * Your use of that executable is in no way restricted on account of
- * linking the GUILE library code into it.
- *
- * This exception does not however invalidate any other reasons why
- * the executable file might be covered by the GNU General Public License.
- *
- * This exception applies only to the code released by the
- * Free Software Foundation under the name GUILE. If you copy
- * code from other Free Software Foundation releases into a copy of
- * GUILE, as the General Public License permits, the exception does
- * not apply to the code that you add in this way. To avoid misleading
- * anyone as to the status of such modified files, you must delete
- * this exception notice from them.
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
*
- * If you write modifications of your own for GUILE, it is your choice
- * whether to permit this exception to apply to your modifications.
- * If you do not wish that, delete this exception notice. */
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
-/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
- gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
/* Written in 1994 by Aubrey Jaffer.
*/
\f
-#include <stdio.h>
+#if HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <errno.h>
+
#include "libguile/_scm.h"
#include "libguile/feature.h"
#include "libguile/strings.h"
#endif
#include <sys/types.h>
+
+#ifdef HAVE_WINSOCK2_H
+#include <winsock2.h>
+#else
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>
-
-#if !defined (HAVE_H_ERRNO)
-extern int h_errno;
#endif
-\f
-
-#ifndef STDC_HEADERS
-int close ();
-#endif /* STDC_HEADERS */
-
-#ifdef MISSING_INET_ATON_DECL
-extern int inet_aton ();
+#ifdef __MINGW32__
+#include "win32-socket.h"
#endif
-SCM_DEFINE (scm_inet_aton, "inet-aton", 1, 0, 0,
- (SCM address),
- "Converts a string containing an Internet host address in the traditional\n"
- "dotted decimal notation into an integer.\n\n"
- "@smalllisp\n"
- "(inet-aton \"127.0.0.1\") @result{} 2130706433\n\n"
- "@end smalllisp")
-#define FUNC_NAME s_scm_inet_aton
-{
- struct in_addr soka;
-
- SCM_VALIDATE_ROSTRING (1,address);
- if (SCM_SUBSTRP (address))
- address = scm_makfromstr (SCM_ROCHARS (address), SCM_ROLENGTH (address), 0);
- if (inet_aton (SCM_ROCHARS (address), &soka) == 0)
- SCM_MISC_ERROR ("bad address", SCM_EOL);
- return scm_ulong2num (ntohl (soka.s_addr));
-}
-#undef FUNC_NAME
-
-
-SCM_DEFINE (scm_inet_ntoa, "inet-ntoa", 1, 0, 0,
- (SCM inetid),
- "Converts an integer Internet host address into a string with the\n"
- "traditional dotted decimal representation.\n\n"
- "@smalllisp\n"
- "(inet-ntoa 2130706433) @result{} \"127.0.0.1\"\n"
- "@end smalllisp")
-#define FUNC_NAME s_scm_inet_ntoa
-{
- struct in_addr addr;
- char *s;
- SCM answer;
- addr.s_addr = htonl (SCM_NUM2ULONG (1,inetid));
- s = inet_ntoa (addr);
- answer = scm_makfromstr (s, strlen (s), 0);
- return answer;
-}
-#undef FUNC_NAME
-
-#ifdef HAVE_INET_NETOF
-SCM_DEFINE (scm_inet_netof, "inet-netof", 1, 0, 0,
- (SCM address),
- "Returns the network number part of the given integer Internet address.\n\n"
- "@smalllisp\n"
- "(inet-netof 2130706433) @result{} 127\n"
- "@end smalllisp")
-#define FUNC_NAME s_scm_inet_netof
-{
- struct in_addr addr;
- addr.s_addr = htonl (SCM_NUM2ULONG (1,address));
- return scm_ulong2num ((unsigned long) inet_netof (addr));
-}
-#undef FUNC_NAME
-#endif
-
-#ifdef HAVE_INET_LNAOF
-SCM_DEFINE (scm_lnaof, "inet-lnaof", 1, 0, 0,
- (SCM address),
- "Returns the local-address-with-network part of the given Internet\n"
- "address.\n\n"
- "@smalllisp\n"
- "(inet-lnaof 2130706433) @result{} 1\n"
- "@end smalllisp")
-#define FUNC_NAME s_scm_lnaof
-{
- struct in_addr addr;
- addr.s_addr = htonl (SCM_NUM2ULONG (1,address));
- return scm_ulong2num ((unsigned long) inet_lnaof (addr));
-}
-#undef FUNC_NAME
+#if !defined (HAVE_H_ERRNO) && !defined (__MINGW32__) && !defined (__CYGWIN__)
+/* h_errno not found in netdb.h, maybe this will help. */
+extern int h_errno;
#endif
-#ifdef HAVE_INET_MAKEADDR
-SCM_DEFINE (scm_inet_makeaddr, "inet-makeaddr", 2, 0, 0,
- (SCM net, SCM lna),
- "Makes an Internet host address by combining the network number @var{net}\n"
- "with the local-address-within-network number @var{lna}.\n\n"
- "@smalllisp\n"
- "(inet-makeaddr 127 1) @result{} 2130706433\n"
- "@end smalllisp")
-#define FUNC_NAME s_scm_inet_makeaddr
-{
- struct in_addr addr;
- unsigned long netnum;
- unsigned long lnanum;
-
-#if 0 /* GJB:FIXME:: */
- SCM_VALIDATE_INUM_COPY (1,net,netnum);
- SCM_VALIDATE_INUM_COPY (2,lna,lnanum);
-#else
- netnum = SCM_NUM2ULONG (1, net);
- lnanum = SCM_NUM2ULONG (2, lna);
-#endif
- addr = inet_makeaddr (netnum, lnanum);
- return scm_ulong2num (ntohl (addr.s_addr));
-}
-#undef FUNC_NAME
-#endif
+\f
SCM_SYMBOL (scm_host_not_found_key, "host-not-found");
SCM_SYMBOL (scm_try_again_key, "try-again");
#ifdef HAVE_HSTRERROR
errmsg = (const char *) hstrerror (h_errno);
#endif
- scm_error (key, subr, errmsg, scm_cons (bad_value, SCM_EOL), SCM_EOL);
+ scm_error (key, subr, errmsg, SCM_BOOL_F, SCM_EOL);
}
}
SCM_DEFINE (scm_gethost, "gethost", 0, 1, 0,
(SCM host),
- "@deffnx procedure gethostbyname hostname\n"
- "@deffnx procedure gethostbyaddr address\n"
+ "@deffnx {Scheme Procedure} gethostbyname hostname\n"
+ "@deffnx {Scheme Procedure} gethostbyaddr address\n"
"Look up a host by name or address, returning a host object. The\n"
"@code{gethost} procedure will accept either a string name or an integer\n"
"address; if given no arguments, it behaves like @code{gethostent} (see\n"
"@code{system-error} or @code{misc_error} keys.")
#define FUNC_NAME s_scm_gethost
{
- SCM ans = scm_make_vector (SCM_MAKINUM (5), SCM_UNSPECIFIED);
- SCM *ve = SCM_VELTS (ans);
+ SCM result = scm_c_make_vector (5, SCM_UNSPECIFIED);
SCM lst = SCM_EOL;
struct hostent *entry;
struct in_addr inad;
return SCM_BOOL_F;
}
}
- else if (SCM_ROSTRINGP (host))
+ else if (SCM_STRINGP (host))
{
- SCM_COERCE_SUBSTR (host);
- entry = gethostbyname (SCM_ROCHARS (host));
+ entry = gethostbyname (SCM_STRING_CHARS (host));
}
else
{
- inad.s_addr = htonl (SCM_NUM2ULONG (1,host));
+ inad.s_addr = htonl (SCM_NUM2ULONG (1, host));
entry = gethostbyaddr ((char *) &inad, sizeof (inad), AF_INET);
}
if (!entry)
scm_resolv_error (FUNC_NAME, host);
- ve[0] = scm_makfromstr (entry->h_name,
- (scm_sizet) strlen (entry->h_name), 0);
- ve[1] = scm_makfromstrs (-1, entry->h_aliases);
- ve[2] = SCM_MAKINUM (entry->h_addrtype + 0L);
- ve[3] = SCM_MAKINUM (entry->h_length + 0L);
+ SCM_VECTOR_SET(result, 0, scm_mem2string (entry->h_name, strlen (entry->h_name)));
+ SCM_VECTOR_SET(result, 1, scm_makfromstrs (-1, entry->h_aliases));
+ SCM_VECTOR_SET(result, 2, scm_from_int (entry->h_addrtype));
+ SCM_VECTOR_SET(result, 3, scm_from_int (entry->h_length));
if (sizeof (struct in_addr) != entry->h_length)
{
- ve[4] = SCM_BOOL_F;
- return ans;
+ SCM_VECTOR_SET(result, 4, SCM_BOOL_F);
+ return result;
}
for (argv = entry->h_addr_list; argv[i]; i++);
while (i--)
{
inad = *(struct in_addr *) argv[i];
- lst = scm_cons (scm_ulong2num (ntohl (inad.s_addr)), lst);
+ lst = scm_cons (scm_from_ulong (ntohl (inad.s_addr)), lst);
}
- ve[4] = lst;
- return ans;
+ SCM_VECTOR_SET(result, 4, lst);
+ return result;
}
#undef FUNC_NAME
#if defined(HAVE_GETNETENT) && defined(HAVE_GETNETBYNAME) && defined(HAVE_GETNETBYADDR)
SCM_DEFINE (scm_getnet, "getnet", 0, 1, 0,
(SCM net),
- "@deffnx procedure getnetbyname net-name\n"
- "@deffnx procedure getnetbyaddr net-number\n"
+ "@deffnx {Scheme Procedure} getnetbyname net-name\n"
+ "@deffnx {Scheme Procedure} getnetbyaddr net-number\n"
"Look up a network by name or net number in the network database. The\n"
"@var{net-name} argument must be a string, and the @var{net-number}\n"
"argument must be an integer. @code{getnet} will accept either type of\n"
"given.")
#define FUNC_NAME s_scm_getnet
{
- SCM ans;
- SCM *ve;
+ SCM result = scm_c_make_vector (4, SCM_UNSPECIFIED);
struct netent *entry;
- ans = scm_make_vector (SCM_MAKINUM (4), SCM_UNSPECIFIED);
- ve = SCM_VELTS (ans);
if (SCM_UNBNDP (net))
{
- errno = 0;
entry = getnetent ();
if (! entry)
{
- if (errno)
- SCM_SYSERROR;
- else
- return SCM_BOOL_F;
+ /* There's no good way to tell whether zero means an error
+ or end-of-file, so we always return #f. See `gethost'
+ for details. */
+ return SCM_BOOL_F;
}
}
- else if (SCM_ROSTRINGP (net))
+ else if (SCM_STRINGP (net))
{
- SCM_COERCE_SUBSTR (net);
- entry = getnetbyname (SCM_ROCHARS (net));
+ entry = getnetbyname (SCM_STRING_CHARS (net));
}
else
{
entry = getnetbyaddr (netnum, AF_INET);
}
if (!entry)
- SCM_SYSERROR_MSG ("no such network ~A",
- scm_listify (net, SCM_UNDEFINED), errno);
- ve[0] = scm_makfromstr (entry->n_name, (scm_sizet) strlen (entry->n_name), 0);
- ve[1] = scm_makfromstrs (-1, entry->n_aliases);
- ve[2] = SCM_MAKINUM (entry->n_addrtype + 0L);
- ve[3] = scm_ulong2num (entry->n_net + 0L);
- return ans;
+ SCM_SYSERROR_MSG ("no such network ~A", scm_list_1 (net), errno);
+ SCM_VECTOR_SET(result, 0, scm_mem2string (entry->n_name, strlen (entry->n_name)));
+ SCM_VECTOR_SET(result, 1, scm_makfromstrs (-1, entry->n_aliases));
+ SCM_VECTOR_SET(result, 2, scm_from_int (entry->n_addrtype));
+ SCM_VECTOR_SET(result, 3, scm_from_ulong (entry->n_net));
+ return result;
}
#undef FUNC_NAME
#endif
-#ifdef HAVE_GETPROTOENT
+#if defined (HAVE_GETPROTOENT) || defined (__MINGW32__)
SCM_DEFINE (scm_getproto, "getproto", 0, 1, 0,
(SCM protocol),
- "@deffnx procedure getprotobyname name\n"
- "@deffnx procedure getprotobynumber number\n"
+ "@deffnx {Scheme Procedure} getprotobyname name\n"
+ "@deffnx {Scheme Procedure} getprotobynumber number\n"
"Look up a network protocol by name or by number. @code{getprotobyname}\n"
"takes a string argument, and @code{getprotobynumber} takes an integer\n"
"argument. @code{getproto} will accept either type, behaving like\n"
"@code{getprotoent} (see below) if no arguments are supplied.")
#define FUNC_NAME s_scm_getproto
{
- SCM ans;
- SCM *ve;
- struct protoent *entry;
+ SCM result = scm_c_make_vector (3, SCM_UNSPECIFIED);
- ans = scm_make_vector (SCM_MAKINUM (3), SCM_UNSPECIFIED);
- ve = SCM_VELTS (ans);
+ struct protoent *entry;
if (SCM_UNBNDP (protocol))
{
- errno = 0;
entry = getprotoent ();
if (! entry)
{
- if (errno)
- SCM_SYSERROR;
- else
- return SCM_BOOL_F;
+ /* There's no good way to tell whether zero means an error
+ or end-of-file, so we always return #f. See `gethost'
+ for details. */
+ return SCM_BOOL_F;
}
}
- else if (SCM_ROSTRINGP (protocol))
+ else if (SCM_STRINGP (protocol))
{
- SCM_COERCE_SUBSTR (protocol);
- entry = getprotobyname (SCM_ROCHARS (protocol));
+ entry = getprotobyname (SCM_STRING_CHARS (protocol));
}
else
{
unsigned long protonum;
- protonum = SCM_NUM2ULONG (1,protocol);
+ protonum = SCM_NUM2ULONG (1, protocol);
entry = getprotobynumber (protonum);
}
if (!entry)
- SCM_SYSERROR_MSG ("no such protocol ~A",
- scm_listify (protocol, SCM_UNDEFINED), errno);
- ve[0] = scm_makfromstr (entry->p_name, (scm_sizet) strlen (entry->p_name), 0);
- ve[1] = scm_makfromstrs (-1, entry->p_aliases);
- ve[2] = SCM_MAKINUM (entry->p_proto + 0L);
- return ans;
+ SCM_SYSERROR_MSG ("no such protocol ~A", scm_list_1 (protocol), errno);
+ SCM_VECTOR_SET(result, 0, scm_mem2string (entry->p_name, strlen (entry->p_name)));
+ SCM_VECTOR_SET(result, 1, scm_makfromstrs (-1, entry->p_aliases));
+ SCM_VECTOR_SET(result, 2, scm_from_int (entry->p_proto));
+ return result;
}
#undef FUNC_NAME
#endif
+#if defined (HAVE_GETSERVENT) || defined (__MINGW32__)
static SCM
scm_return_entry (struct servent *entry)
{
- SCM ans;
- SCM *ve;
-
- ans = scm_make_vector (SCM_MAKINUM (4), SCM_UNSPECIFIED);
- ve = SCM_VELTS (ans);
- ve[0] = scm_makfromstr (entry->s_name, (scm_sizet) strlen (entry->s_name), 0);
- ve[1] = scm_makfromstrs (-1, entry->s_aliases);
- ve[2] = SCM_MAKINUM (ntohs (entry->s_port) + 0L);
- ve[3] = scm_makfromstr (entry->s_proto, (scm_sizet) strlen (entry->s_proto), 0);
- return ans;
+ SCM result = scm_c_make_vector (4, SCM_UNSPECIFIED);
+
+ SCM_VECTOR_SET(result, 0, scm_mem2string (entry->s_name, strlen (entry->s_name)));
+ SCM_VECTOR_SET(result, 1, scm_makfromstrs (-1, entry->s_aliases));
+ SCM_VECTOR_SET(result, 2, scm_from_uint16 (ntohs (entry->s_port)));
+ SCM_VECTOR_SET(result, 3, scm_mem2string (entry->s_proto, strlen (entry->s_proto)));
+ return result;
}
-#ifdef HAVE_GETSERVENT
SCM_DEFINE (scm_getserv, "getserv", 0, 2, 0,
(SCM name, SCM protocol),
- "@deffnx procedure getservbyname name protocol\n"
- "@deffnx procedure getservbyport port protocol\n"
+ "@deffnx {Scheme Procedure} getservbyname name protocol\n"
+ "@deffnx {Scheme Procedure} getservbyport port protocol\n"
"Look up a network service by name or by service number, and return a\n"
"network service object. The @var{protocol} argument specifies the name\n"
"of the desired protocol; if the protocol found in the network service\n"
struct servent *entry;
if (SCM_UNBNDP (name))
{
- errno = 0;
entry = getservent ();
if (!entry)
{
- if (errno)
- SCM_SYSERROR;
- else
- return SCM_BOOL_F;
+ /* There's no good way to tell whether zero means an error
+ or end-of-file, so we always return #f. See `gethost'
+ for details. */
+ return SCM_BOOL_F;
}
return scm_return_entry (entry);
}
- SCM_VALIDATE_ROSTRING (2,protocol);
- SCM_COERCE_SUBSTR (protocol);
- if (SCM_ROSTRINGP (name))
+ SCM_VALIDATE_STRING (2, protocol);
+ if (SCM_STRINGP (name))
{
- SCM_COERCE_SUBSTR (name);
- entry = getservbyname (SCM_ROCHARS (name), SCM_ROCHARS (protocol));
+ entry = getservbyname (SCM_STRING_CHARS (name),
+ SCM_STRING_CHARS (protocol));
}
else
{
- SCM_VALIDATE_INUM (1,name);
- entry = getservbyport (htons (SCM_INUM (name)), SCM_ROCHARS (protocol));
+ entry = getservbyport (htons (scm_to_int (name)),
+ SCM_STRING_CHARS (protocol));
}
if (!entry)
- SCM_SYSERROR_MSG("no such service ~A",
- scm_listify (name, SCM_UNDEFINED), errno);
+ SCM_SYSERROR_MSG("no such service ~A", scm_list_1 (name), errno);
return scm_return_entry (entry);
}
#undef FUNC_NAME
if (SCM_UNBNDP (stayopen))
endhostent ();
else
- sethostent (SCM_NFALSEP (stayopen));
+ sethostent (scm_is_true (stayopen));
return SCM_UNSPECIFIED;
}
#undef FUNC_NAME
if (SCM_UNBNDP (stayopen))
endnetent ();
else
- setnetent (SCM_NFALSEP (stayopen));
+ setnetent (scm_is_true (stayopen));
return SCM_UNSPECIFIED;
}
#undef FUNC_NAME
#endif
-#if defined(HAVE_SETPROTOENT) && defined(HAVE_ENDPROTOENT)
+#if defined (HAVE_SETPROTOENT) && defined (HAVE_ENDPROTOENT) || defined (__MINGW32__)
SCM_DEFINE (scm_setproto, "setproto", 0, 1, 0,
(SCM stayopen),
"If @var{stayopen} is omitted, this is equivalent to @code{endprotoent}.\n"
if (SCM_UNBNDP (stayopen))
endprotoent ();
else
- setprotoent (SCM_NFALSEP (stayopen));
+ setprotoent (scm_is_true (stayopen));
return SCM_UNSPECIFIED;
}
#undef FUNC_NAME
#endif
-#if defined(HAVE_SETSERVENT) && defined(HAVE_ENDSERVENT)
+#if defined (HAVE_SETSERVENT) && defined (HAVE_ENDSERVENT) || defined (__MINGW32__)
SCM_DEFINE (scm_setserv, "setserv", 0, 1, 0,
(SCM stayopen),
"If @var{stayopen} is omitted, this is equivalent to @code{endservent}.\n"
if (SCM_UNBNDP (stayopen))
endservent ();
else
- setservent (SCM_NFALSEP (stayopen));
+ setservent (scm_is_true (stayopen));
return SCM_UNSPECIFIED;
}
#undef FUNC_NAME
void
scm_init_net_db ()
{
-#ifdef INADDR_ANY
- scm_sysintern ("INADDR_ANY", scm_ulong2num (INADDR_ANY));
-#endif
-#ifdef INADDR_BROADCAST
- scm_sysintern ("INADDR_BROADCAST", scm_ulong2num (INADDR_BROADCAST));
-#endif
-#ifdef INADDR_NONE
- scm_sysintern ("INADDR_NONE", scm_ulong2num (INADDR_NONE));
-#endif
-#ifdef INADDR_LOOPBACK
- scm_sysintern ("INADDR_LOOPBACK", scm_ulong2num (INADDR_LOOPBACK));
-#endif
-
scm_add_feature ("net-db");
#include "libguile/net_db.x"
}
HCoop / bpt / guile.git / blobdiff