Fix pppoatm linkage

This commit is contained in:
David Woodhouse 2004-10-05 16:39:15 +00:00
parent 756b297904
commit 35418a0352
2 changed files with 465 additions and 483 deletions

View File

@ -1,6 +1,17 @@
--- ppp-2.4.2/pppd/plugins/Makefile.linux.pppoatm 2004-10-04 11:25:39.236617200 +0100
+++ ppp-2.4.2/pppd/plugins/Makefile.linux 2004-10-04 11:26:31.945604216 +0100
@@ -4,7 +4,7 @@
--- ppp-2.4.2/configure.atm1 2002-11-09 11:24:41.000000000 +0000
+++ ppp-2.4.2/configure 2004-10-04 12:11:55.000000000 +0100
@@ -141,7 +141,7 @@ if [ -d "$ksrc" ]; then
rm -f Makedefs.com
ln -s $ksrc/Makedefs$compiletype Makedefs.com
echo " $ksrc/Makedefs$compiletype -> Makedefs.com"
- for dir in pppd pppstats chat pppdump pppd/plugins pppd/plugins/rp-pppoe pppd/plugins/radius; do
+ for dir in pppd pppstats chat pppdump pppd/plugins pppd/plugins/rp-pppoe pppd/plugins/radius pppd/plugins/pppoatm; do
rm -f $dir/Makefile
if [ -f $dir/Makefile.$makext ]; then
ln -s Makefile.$makext $dir/Makefile
--- ppp-2.4.2/pppd/plugins/Makefile.linux.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/Makefile.linux 2004-10-04 12:11:55.000000000 +0100
@@ -4,7 +4,7 @@ CFLAGS = $(COPTS) -I.. -I../../include -
LDFLAGS = -shared
INSTALL = install -o root
@ -9,8 +20,8 @@
# Uncomment the next line to include the radius authentication plugin
# SUBDIRS += radius
PLUGINS := minconn.so passprompt.so passwordfd.so
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/ans.c 2004-10-04 09:40:40.000000000 +0100
--- ppp-2.4.2/pppd/plugins/pppoatm/ans.c.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/ans.c 2004-10-04 12:11:55.000000000 +0100
@@ -0,0 +1,262 @@
+/* ans.c - Interface for text2atm and atm2text to ANS */
+
@ -274,177 +285,9 @@
+ return ans(tmp,T_PTR,buffer,length);
+ }
+}
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/atm.h 2004-10-04 09:36:25.000000000 +0100
@@ -0,0 +1,126 @@
+/* atm.h - Functions useful for ATM applications */
+
+/* Written 1995-2000 by Werner Almesberger, EPFL-LRC/ICA */
+
+
+#ifndef _ATM_H
+#define _ATM_H
+
+#include <stdint.h>
+#include <sys/socket.h>
+#include <linux/atm.h>
+
+/* Some stuff omitted by Fedora glibc-kernheaders */
+static __inline__ int atmsvc_addr_in_use(struct sockaddr_atmsvc addr)
+{
+ return *addr.sas_addr.prv || *addr.sas_addr.pub;
+}
+
+static __inline__ int atmpvc_addr_in_use(struct sockaddr_atmpvc addr)
+{
+ return addr.sap_addr.itf || addr.sap_addr.vpi || addr.sap_addr.vci;
+}
+
+struct atmif_sioc {
+ int number;
+ int length;
+ void *arg;
+};
+
+typedef unsigned short atm_backend_t;
+
+/*
+ * For versions of glibc < 2.1
+ */
+
+#ifndef AF_ATMPVC
+#define AF_ATMPVC 8
+#endif
+
+#ifndef AF_ATMSVC
+#define AF_ATMSVC 20
+#endif
+
+#ifndef PF_ATMPVC
+#define PF_ATMPVC AF_ATMPVC
+#endif
+
+#ifndef PF_ATMSVC
+#define PF_ATMSVC AF_ATMSVC
+#endif
+
+#ifndef SOL_ATM
+#define SOL_ATM 264
+#endif
+
+#ifndef SOL_AAL
+#define SOL_AAL 265
+#endif
+
+
+#define HOSTS_ATM "/etc/hosts.atm"
+
+/* text2atm flags */
+#define T2A_PVC 1 /* address is PVC */
+#define T2A_SVC 2 /* address is SVC */
+#define T2A_UNSPEC 4 /* allow unspecified parts in PVC address */
+#define T2A_WILDCARD 8 /* allow wildcards in PVC or SVC address */
+#define T2A_NNI 16 /* allow NNI VPI range (PVC) */
+#define T2A_NAME 32 /* allow name resolution */
+#define T2A_REMOTE 64 /* OBSOLETE */
+#define T2A_LOCAL 128 /* don't use ANS */
+
+/* atm2text flags */
+#define A2T_PRETTY 1 /* add syntactic sugar */
+#define A2T_NAME 2 /* attempt name lookup */
+#define A2T_REMOTE 4 /* OBSOLETE */
+#define A2T_LOCAL 8 /* don't use ANS */
+
+/* atm_equal flags */
+#define AXE_WILDCARD 1 /* allow wildcard match */
+#define AXE_PRVOPT 2 /* private part of SVC address is optional */
+
+/* text2qos flags */
+#define T2Q_DEFAULTS 1 /* structure contains default values */
+
+/* text2sap flags */
+#define T2S_NAME 1 /* attempt name lookup */
+#define T2S_LOCAL 2 /* we may support NIS or such in the future */
+
+/* sap2text flags */
+#define S2T_NAME 1 /* attempt name lookup */
+#define S2T_LOCAL 2 /* we may support NIS or such in the future */
+
+/* sap_equal flags */
+#define SXE_COMPATIBLE 1 /* check for compatibility instead of identity*/
+#define SXE_NEGOTIATION 2 /* allow negotiation; requires SXE_COMPATIBLE;
+ assumes "a" defines the available
+ capabilities */
+#define SXE_RESULT 4 /* return selected SAP */
+
+#define MAX_ATM_ADDR_LEN (2*ATM_ESA_LEN+ATM_E164_LEN+5)
+ /* 4 dots, 1 plus */
+#define MAX_ATM_NAME_LEN 256 /* wild guess */
+#define MAX_ATM_QOS_LEN 116 /* 5+4+2*(3+3*(7+9)+2)+1 */
+#define MAX_ATM_SAP_LEN 255 /* BHLI(27)+1+3*BLLI(L2=33,L3=41,+1)+2 */
+
+
+int text2atm(const char *text,struct sockaddr *addr,int length,int flags);
+int atm2text(char *buffer,int length,const struct sockaddr *addr,int flags);
+int atm_equal(const struct sockaddr *a,const struct sockaddr *b,int len,
+ int flags);
+
+int sdu2cell(int s,int sizes,const int *sdu_size,int *num_sdu);
+
+int text2qos(const char *text,struct atm_qos *qos,int flags);
+int qos2text(char *buffer,int length,const struct atm_qos *qos,int flags);
+int qos_equal(const struct atm_qos *a,const struct atm_qos *b);
+
+int text2sap(const char *text,struct atm_sap *sap,int flags);
+int sap2text(char *buffer,int length,const struct atm_sap *sap,int flags);
+int sap_equal(const struct atm_sap *a,const struct atm_sap *b,int flags,...);
+
+int __t2q_get_rate(const char **text,int up);
+int __atmlib_fetch(const char **pos,...); /* internal use only */
+
+#endif
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/atmres.h 2004-10-04 09:36:46.000000000 +0100
@@ -0,0 +1,36 @@
+/* atmres.h - Common definitions and prototypes for resolver functions */
+
+/* Written 1996,1998 by Werner Almesberger, EPFL-LRC/ICA */
+
+
+#ifndef _ATMRES_H
+#define _ATMRES_H
+
+#include <arpa/nameser.h>
+#include <linux/atm.h>
+
+
+/* Some #defines that may be needed if ANS isn't installed on that system */
+
+#ifndef T_ATMA
+#define T_ATMA 34
+#endif
+#ifndef ATMA_AESA
+#define ATMA_AESA 0
+#endif
+#ifndef ATMA_E164
+#define ATMA_E164 1
+#endif
+
+/* Return codes for text2atm and atm2text */
+
+#define TRY_OTHER -2
+#define FATAL -1 /* must be -1 */
+
+
+int ans_byname(const char *text,struct sockaddr_atmsvc *addr,int length,
+ int flags);
+int ans_byaddr(char *buffer,int length,const struct sockaddr_atmsvc *addr,
+ int flags);
+
+#endif
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/Makefile.linux 2004-10-04 11:32:03.221242664 +0100
@@ -0,0 +1,40 @@
--- ppp-2.4.2/pppd/plugins/pppoatm/Makefile.linux.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/Makefile.linux 2004-10-05 17:32:17.462042440 +0100
@@ -0,0 +1,41 @@
+CC = gcc
+COPTS = -O2 -g
+CFLAGS = $(COPTS) -I../.. -I../../../include -fPIC
@ -464,17 +307,18 @@
+#HAVE_LIBATM=yes
+
+ifdef HAVE_LIBATM
+LIBATM := -latm
+LIBS := -latm
+else
+CFLAGS += -I.
+PLUGIN_OBJS += text2qos.o text2atm.o misc.o ans.o
+LIBS := -lresolv
+endif
+
+#*********
+all: $(PLUGIN)
+
+$(PLUGIN): $(PLUGIN_OBJS)
+ $(CC) $(CFLAGS) -o $@ -shared $^ $(LIBATM)
+ $(CC) $(CFLAGS) -o $@ -shared $^ $(LIBS)
+
+install: all
+ $(INSTALL) -d -m 755 $(LIBDIR)
@ -485,289 +329,8 @@
+
+%.o: %.c
+ $(CC) $(CFLAGS) -c -o $@ $<
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/misc.c 2004-10-04 09:25:39.000000000 +0100
@@ -0,0 +1,51 @@
+/* misc.c - Miscellaneous library functions */
+
+/* Written 1997-2000 by Werner Almesberger, EPFL-ICA/ICA */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdint.h>
+#include <stdarg.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <netinet/in.h> /* for htons */
+
+#include <atm.h>
+#include <atmsap.h>
+
+
+int __atmlib_fetch(const char **pos,...)
+{
+ const char *value;
+ int ref_len,best_len,len;
+ int i,best;
+ va_list ap;
+
+ va_start(ap,pos);
+ ref_len = strlen(*pos);
+ best_len = 0;
+ best = -1;
+ for (i = 0; (value = va_arg(ap,const char *)); i++) {
+ len = strlen(value);
+ if (*value != '!' && len <= ref_len && len > best_len &&
+ !strncasecmp(*pos,value,len)) {
+ best = i;
+ best_len = len;
+ }
+ }
+ va_end(ap);
+ if (best > -1) (*pos) += best_len;
+ return best;
+}
+
+
+void atm_tcpip_port_mapping(char *vs_id,uint8_t protocol,uint16_t port)
+{
+ memcpy(vs_id,ATM_FORUM_OUI "\x01",4);
+ vs_id[4] = protocol; /* e.g. IP_TCP or IP_UDP; from netinet/protocols.h */
+ vs_id[5] = (htons(port) >> 8) & 255;
+ vs_id[6] = htons(port) & 255;
+}
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/pppoatm.c 2004-10-04 09:26:01.000000000 +0100
@@ -0,0 +1,224 @@
+/* pppoatm.c - pppd plugin to implement PPPoATM protocol.
+ *
+ * Copyright 2000 Mitchell Blank Jr.
+ * Based in part on work from Jens Axboe and Paul Mackerras.
+ * Updated to ppp-2.4.1 by Bernhard Kaindl
+ *
+ * Updated to ppp-2.4.2 by David Woodhouse 2004.
+ * - disconnect method added
+ * - remove_options() abuse removed.
+ *
+ * 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 of the License, or (at your option) any later version.
+ */
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include "pppd.h"
+#include "pathnames.h"
+#include "fsm.h" /* Needed for lcp.h to include cleanly */
+#include "lcp.h"
+#include <atm.h>
+#include <linux/atmdev.h>
+#include <linux/atmppp.h>
+#include <sys/stat.h>
+#include <net/if.h>
+#include <sys/ioctl.h>
+
+const char pppd_version[] = VERSION;
+
+static struct sockaddr_atmpvc pvcaddr;
+static char *qosstr = NULL;
+static bool llc_encaps = 0;
+static bool vc_encaps = 0;
+static int device_got_set = 0;
+static int pppoatm_max_mtu, pppoatm_max_mru;
+static int setdevname_pppoatm(const char *cp, const char **argv, int doit);
+struct channel pppoa_channel;
+static int pppoa_fd = -1;
+
+static option_t pppoa_options[] = {
+ { "device name", o_wild, (void *) &setdevname_pppoatm,
+ "ATM service provider IDs: VPI.VCI",
+ OPT_DEVNAM | OPT_PRIVFIX | OPT_NOARG | OPT_A2STRVAL | OPT_STATIC,
+ devnam},
+ { "llc-encaps", o_bool, &llc_encaps,
+ "use LLC encapsulation for PPPoATM", 1},
+ { "vc-encaps", o_bool, &vc_encaps,
+ "use VC multiplexing for PPPoATM (default)", 1},
+ { "qos", o_string, &qosstr,
+ "set QoS for PPPoATM connection", 1},
+ { NULL }
+};
+
+/* returns:
+ * -1 if there's a problem with setting the device
+ * 0 if we can't parse "cp" as a valid name of a device
+ * 1 if "cp" is a reasonable thing to name a device
+ * Note that we don't actually open the device at this point
+ * We do need to fill in:
+ * devnam: a string representation of the device
+ * devstat: a stat structure of the device. In this case
+ * we're not opening a device, so we just make sure
+ * to set up S_ISCHR(devstat.st_mode) != 1, so we
+ * don't get confused that we're on stdin.
+ */
+int (*old_setdevname_hook)(const char* cp) = NULL;
+static int setdevname_pppoatm(const char *cp, const char **argv, int doit)
+{
+ struct sockaddr_atmpvc addr;
+ extern struct stat devstat;
+ if (device_got_set)
+ return 0;
+ //info("PPPoATM setdevname_pppoatm: '%s'", cp);
+ memset(&addr, 0, sizeof addr);
+ if (text2atm(cp, (struct sockaddr *) &addr, sizeof(addr),
+ T2A_PVC | T2A_NAME) < 0) {
+ if(doit)
+ info("atm does not recognize: %s", cp);
+ return 0;
+ }
+ if (!doit) return 1;
+ //if (!dev_set_ok()) return -1;
+ memcpy(&pvcaddr, &addr, sizeof pvcaddr);
+ strlcpy(devnam, cp, sizeof devnam);
+ devstat.st_mode = S_IFSOCK;
+ if (the_channel != &pppoa_channel) {
+ the_channel = &pppoa_channel;
+ lcp_wantoptions[0].neg_accompression = 0;
+ lcp_allowoptions[0].neg_accompression = 0;
+ lcp_wantoptions[0].neg_asyncmap = 0;
+ lcp_allowoptions[0].neg_asyncmap = 0;
+ lcp_wantoptions[0].neg_pcompression = 0;
+ }
+ info("PPPoATM setdevname_pppoatm - SUCCESS:%s", cp);
+ device_got_set = 1;
+ return 1;
+}
+
+#define pppoatm_overhead() (llc_encaps ? 6 : 2)
+
+static void no_device_given_pppoatm(void)
+{
+ fatal("No vpi.vci specified");
+}
+
+static void set_line_discipline_pppoatm(int fd)
+{
+ struct atm_backend_ppp be;
+ be.backend_num = ATM_BACKEND_PPP;
+ if (!llc_encaps)
+ be.encaps = PPPOATM_ENCAPS_VC;
+ else if (!vc_encaps)
+ be.encaps = PPPOATM_ENCAPS_LLC;
+ else
+ be.encaps = PPPOATM_ENCAPS_AUTODETECT;
+ if (ioctl(fd, ATM_SETBACKEND, &be) < 0)
+ fatal("ioctl(ATM_SETBACKEND): %m");
+}
+
+#if 0
+static void reset_line_discipline_pppoatm(int fd)
+{
+ atm_backend_t be = ATM_BACKEND_RAW;
+ /* 2.4 doesn't support this yet */
+ (void) ioctl(fd, ATM_SETBACKEND, &be);
+}
+#endif
+
+static int connect_pppoatm(void)
+{
+ int fd;
+ struct atm_qos qos;
+
+ system ("/sbin/modprobe pppoatm");
+
+ if (!device_got_set)
+ no_device_given_pppoatm();
+ fd = socket(AF_ATMPVC, SOCK_DGRAM, 0);
+ if (fd < 0)
+ fatal("failed to create socket: %m");
+ memset(&qos, 0, sizeof qos);
+ qos.txtp.traffic_class = qos.rxtp.traffic_class = ATM_UBR;
+ /* TODO: support simplified QoS setting */
+ if (qosstr != NULL)
+ if (text2qos(qosstr, &qos, 0))
+ fatal("Can't parse QoS: \"%s\"");
+ qos.txtp.max_sdu = lcp_allowoptions[0].mru + pppoatm_overhead();
+ qos.rxtp.max_sdu = lcp_wantoptions[0].mru + pppoatm_overhead();
+ qos.aal = ATM_AAL5;
+ if (setsockopt(fd, SOL_ATM, SO_ATMQOS, &qos, sizeof(qos)) < 0)
+ fatal("setsockopt(SO_ATMQOS): %m");
+ /* TODO: accept on SVCs... */
+ if (connect(fd, (struct sockaddr *) &pvcaddr,
+ sizeof(struct sockaddr_atmpvc)))
+ fatal("connect(%s): %m", devnam);
+ pppoatm_max_mtu = lcp_allowoptions[0].mru;
+ pppoatm_max_mru = lcp_wantoptions[0].mru;
+ set_line_discipline_pppoatm(fd);
+ strlcpy(ppp_devnam, devnam, sizeof(ppp_devnam));
+ pppoa_fd = fd;
+ return fd;
+}
+
+static void disconnect_pppoatm(void)
+{
+ close(pppoa_fd);
+}
+
+static void send_config_pppoa(int mtu,
+ u_int32_t asyncmap,
+ int pcomp,
+ int accomp)
+{
+ int sock;
+ struct ifreq ifr;
+ if (mtu > pppoatm_max_mtu)
+ error("Couldn't increase MTU to %d", mtu);
+ sock = socket(AF_INET, SOCK_DGRAM, 0);
+ if (sock < 0)
+ fatal("Couldn't create IP socket: %m");
+ strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
+ ifr.ifr_mtu = mtu;
+ if (ioctl(sock, SIOCSIFMTU, (caddr_t) &ifr) < 0)
+ fatal("ioctl(SIOCSIFMTU): %m");
+ (void) close (sock);
+}
+
+static void recv_config_pppoa(int mru,
+ u_int32_t asyncmap,
+ int pcomp,
+ int accomp)
+{
+ if (mru > pppoatm_max_mru)
+ error("Couldn't increase MRU to %d", mru);
+}
+
+void plugin_init(void)
+{
+#if defined(__linux__)
+ extern int new_style_driver; /* From sys-linux.c */
+ if (!ppp_available() && !new_style_driver)
+ fatal("Kernel doesn't support ppp_generic - "
+ "needed for PPPoATM");
+#else
+ fatal("No PPPoATM support on this OS");
+#endif
+ info("PPPoATM plugin_init");
+ add_options(pppoa_options);
+}
+struct channel pppoa_channel = {
+ options: pppoa_options,
+ process_extra_options: NULL,
+ check_options: NULL,
+ connect: &connect_pppoatm,
+ disconnect: &disconnect_pppoatm,
+ establish_ppp: &generic_establish_ppp,
+ disestablish_ppp: &generic_disestablish_ppp,
+ send_config: &send_config_pppoa,
+ recv_config: &recv_config_pppoa,
+ close: NULL,
+ cleanup: NULL
+};
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/text2atm.c 2004-10-04 09:25:50.000000000 +0100
--- ppp-2.4.2/pppd/plugins/pppoatm/text2atm.c.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/text2atm.c 2004-10-04 12:11:55.000000000 +0100
@@ -0,0 +1,249 @@
+/* text2atm.c - Converts textual representation of ATM address to binary
+ encoding */
@ -1018,8 +581,8 @@
+ if (result != TRY_OTHER) return result;
+ return -1;
+}
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/text2qos.c 2004-10-04 09:25:46.000000000 +0100
--- ppp-2.4.2/pppd/plugins/pppoatm/text2qos.c.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/text2qos.c 2004-10-04 12:11:55.000000000 +0100
@@ -0,0 +1,180 @@
+/* text2qos.c - Converts textual representation of QOS parameters to binary
+ encoding */
@ -1201,20 +764,347 @@
+ else if (params(&text,qos ? &qos->rxtp : NULL,NULL)) return -1;
+ return *text ? -1 : 0;
+}
--- ppp-2.4.2/configure.pppoatm 2004-10-04 11:44:37.925510176 +0100
+++ ppp-2.4.2/configure 2004-10-04 11:45:03.575610768 +0100
@@ -141,7 +141,7 @@
rm -f Makedefs.com
ln -s $ksrc/Makedefs$compiletype Makedefs.com
echo " $ksrc/Makedefs$compiletype -> Makedefs.com"
- for dir in pppd pppstats chat pppdump pppd/plugins pppd/plugins/rp-pppoe pppd/plugins/radius; do
+ for dir in pppd pppstats chat pppdump pppd/plugins pppd/plugins/rp-pppoe pppd/plugins/radius pppd/plugins/pppoatm; do
rm -f $dir/Makefile
if [ -f $dir/Makefile.$makext ]; then
ln -s Makefile.$makext $dir/Makefile
--- /dev/null 2004-10-04 11:21:07.370511304 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/atmsap.h 2004-10-04 12:13:23.675156352 +0100
@@ -0,0 +1,50 @@
--- ppp-2.4.2/pppd/plugins/pppoatm/atm.h.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/atm.h 2004-10-05 17:25:10.825900992 +0100
@@ -0,0 +1,108 @@
+/* atm.h - Functions useful for ATM applications */
+
+/* Written 1995-2000 by Werner Almesberger, EPFL-LRC/ICA */
+
+
+#ifndef _ATM_H
+#define _ATM_H
+
+#include <stdint.h>
+#include <sys/socket.h>
+#include <linux/atm.h>
+
+
+/*
+ * For versions of glibc < 2.1
+ */
+
+#ifndef AF_ATMPVC
+#define AF_ATMPVC 8
+#endif
+
+#ifndef AF_ATMSVC
+#define AF_ATMSVC 20
+#endif
+
+#ifndef PF_ATMPVC
+#define PF_ATMPVC AF_ATMPVC
+#endif
+
+#ifndef PF_ATMSVC
+#define PF_ATMSVC AF_ATMSVC
+#endif
+
+#ifndef SOL_ATM
+#define SOL_ATM 264
+#endif
+
+#ifndef SOL_AAL
+#define SOL_AAL 265
+#endif
+
+
+#define HOSTS_ATM "/etc/hosts.atm"
+
+/* text2atm flags */
+#define T2A_PVC 1 /* address is PVC */
+#define T2A_SVC 2 /* address is SVC */
+#define T2A_UNSPEC 4 /* allow unspecified parts in PVC address */
+#define T2A_WILDCARD 8 /* allow wildcards in PVC or SVC address */
+#define T2A_NNI 16 /* allow NNI VPI range (PVC) */
+#define T2A_NAME 32 /* allow name resolution */
+#define T2A_REMOTE 64 /* OBSOLETE */
+#define T2A_LOCAL 128 /* don't use ANS */
+
+/* atm2text flags */
+#define A2T_PRETTY 1 /* add syntactic sugar */
+#define A2T_NAME 2 /* attempt name lookup */
+#define A2T_REMOTE 4 /* OBSOLETE */
+#define A2T_LOCAL 8 /* don't use ANS */
+
+/* atm_equal flags */
+#define AXE_WILDCARD 1 /* allow wildcard match */
+#define AXE_PRVOPT 2 /* private part of SVC address is optional */
+
+/* text2qos flags */
+#define T2Q_DEFAULTS 1 /* structure contains default values */
+
+/* text2sap flags */
+#define T2S_NAME 1 /* attempt name lookup */
+#define T2S_LOCAL 2 /* we may support NIS or such in the future */
+
+/* sap2text flags */
+#define S2T_NAME 1 /* attempt name lookup */
+#define S2T_LOCAL 2 /* we may support NIS or such in the future */
+
+/* sap_equal flags */
+#define SXE_COMPATIBLE 1 /* check for compatibility instead of identity*/
+#define SXE_NEGOTIATION 2 /* allow negotiation; requires SXE_COMPATIBLE;
+ assumes "a" defines the available
+ capabilities */
+#define SXE_RESULT 4 /* return selected SAP */
+
+#define MAX_ATM_ADDR_LEN (2*ATM_ESA_LEN+ATM_E164_LEN+5)
+ /* 4 dots, 1 plus */
+#define MAX_ATM_NAME_LEN 256 /* wild guess */
+#define MAX_ATM_QOS_LEN 116 /* 5+4+2*(3+3*(7+9)+2)+1 */
+#define MAX_ATM_SAP_LEN 255 /* BHLI(27)+1+3*BLLI(L2=33,L3=41,+1)+2 */
+
+
+int text2atm(const char *text,struct sockaddr *addr,int length,int flags);
+int atm2text(char *buffer,int length,const struct sockaddr *addr,int flags);
+int atm_equal(const struct sockaddr *a,const struct sockaddr *b,int len,
+ int flags);
+
+int sdu2cell(int s,int sizes,const int *sdu_size,int *num_sdu);
+
+int text2qos(const char *text,struct atm_qos *qos,int flags);
+int qos2text(char *buffer,int length,const struct atm_qos *qos,int flags);
+int qos_equal(const struct atm_qos *a,const struct atm_qos *b);
+
+int text2sap(const char *text,struct atm_sap *sap,int flags);
+int sap2text(char *buffer,int length,const struct atm_sap *sap,int flags);
+int sap_equal(const struct atm_sap *a,const struct atm_sap *b,int flags,...);
+
+int __t2q_get_rate(const char **text,int up);
+int __atmlib_fetch(const char **pos,...); /* internal use only */
+
+#endif
--- ppp-2.4.2/pppd/plugins/pppoatm/pppoatm.c.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/pppoatm.c 2004-10-04 12:11:55.000000000 +0100
@@ -0,0 +1,224 @@
+/* pppoatm.c - pppd plugin to implement PPPoATM protocol.
+ *
+ * Copyright 2000 Mitchell Blank Jr.
+ * Based in part on work from Jens Axboe and Paul Mackerras.
+ * Updated to ppp-2.4.1 by Bernhard Kaindl
+ *
+ * Updated to ppp-2.4.2 by David Woodhouse 2004.
+ * - disconnect method added
+ * - remove_options() abuse removed.
+ *
+ * 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 of the License, or (at your option) any later version.
+ */
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include "pppd.h"
+#include "pathnames.h"
+#include "fsm.h" /* Needed for lcp.h to include cleanly */
+#include "lcp.h"
+#include <atm.h>
+#include <linux/atmdev.h>
+#include <linux/atmppp.h>
+#include <sys/stat.h>
+#include <net/if.h>
+#include <sys/ioctl.h>
+
+const char pppd_version[] = VERSION;
+
+static struct sockaddr_atmpvc pvcaddr;
+static char *qosstr = NULL;
+static bool llc_encaps = 0;
+static bool vc_encaps = 0;
+static int device_got_set = 0;
+static int pppoatm_max_mtu, pppoatm_max_mru;
+static int setdevname_pppoatm(const char *cp, const char **argv, int doit);
+struct channel pppoa_channel;
+static int pppoa_fd = -1;
+
+static option_t pppoa_options[] = {
+ { "device name", o_wild, (void *) &setdevname_pppoatm,
+ "ATM service provider IDs: VPI.VCI",
+ OPT_DEVNAM | OPT_PRIVFIX | OPT_NOARG | OPT_A2STRVAL | OPT_STATIC,
+ devnam},
+ { "llc-encaps", o_bool, &llc_encaps,
+ "use LLC encapsulation for PPPoATM", 1},
+ { "vc-encaps", o_bool, &vc_encaps,
+ "use VC multiplexing for PPPoATM (default)", 1},
+ { "qos", o_string, &qosstr,
+ "set QoS for PPPoATM connection", 1},
+ { NULL }
+};
+
+/* returns:
+ * -1 if there's a problem with setting the device
+ * 0 if we can't parse "cp" as a valid name of a device
+ * 1 if "cp" is a reasonable thing to name a device
+ * Note that we don't actually open the device at this point
+ * We do need to fill in:
+ * devnam: a string representation of the device
+ * devstat: a stat structure of the device. In this case
+ * we're not opening a device, so we just make sure
+ * to set up S_ISCHR(devstat.st_mode) != 1, so we
+ * don't get confused that we're on stdin.
+ */
+int (*old_setdevname_hook)(const char* cp) = NULL;
+static int setdevname_pppoatm(const char *cp, const char **argv, int doit)
+{
+ struct sockaddr_atmpvc addr;
+ extern struct stat devstat;
+ if (device_got_set)
+ return 0;
+ //info("PPPoATM setdevname_pppoatm: '%s'", cp);
+ memset(&addr, 0, sizeof addr);
+ if (text2atm(cp, (struct sockaddr *) &addr, sizeof(addr),
+ T2A_PVC | T2A_NAME) < 0) {
+ if(doit)
+ info("atm does not recognize: %s", cp);
+ return 0;
+ }
+ if (!doit) return 1;
+ //if (!dev_set_ok()) return -1;
+ memcpy(&pvcaddr, &addr, sizeof pvcaddr);
+ strlcpy(devnam, cp, sizeof devnam);
+ devstat.st_mode = S_IFSOCK;
+ if (the_channel != &pppoa_channel) {
+ the_channel = &pppoa_channel;
+ lcp_wantoptions[0].neg_accompression = 0;
+ lcp_allowoptions[0].neg_accompression = 0;
+ lcp_wantoptions[0].neg_asyncmap = 0;
+ lcp_allowoptions[0].neg_asyncmap = 0;
+ lcp_wantoptions[0].neg_pcompression = 0;
+ }
+ info("PPPoATM setdevname_pppoatm - SUCCESS:%s", cp);
+ device_got_set = 1;
+ return 1;
+}
+
+#define pppoatm_overhead() (llc_encaps ? 6 : 2)
+
+static void no_device_given_pppoatm(void)
+{
+ fatal("No vpi.vci specified");
+}
+
+static void set_line_discipline_pppoatm(int fd)
+{
+ struct atm_backend_ppp be;
+ be.backend_num = ATM_BACKEND_PPP;
+ if (!llc_encaps)
+ be.encaps = PPPOATM_ENCAPS_VC;
+ else if (!vc_encaps)
+ be.encaps = PPPOATM_ENCAPS_LLC;
+ else
+ be.encaps = PPPOATM_ENCAPS_AUTODETECT;
+ if (ioctl(fd, ATM_SETBACKEND, &be) < 0)
+ fatal("ioctl(ATM_SETBACKEND): %m");
+}
+
+#if 0
+static void reset_line_discipline_pppoatm(int fd)
+{
+ atm_backend_t be = ATM_BACKEND_RAW;
+ /* 2.4 doesn't support this yet */
+ (void) ioctl(fd, ATM_SETBACKEND, &be);
+}
+#endif
+
+static int connect_pppoatm(void)
+{
+ int fd;
+ struct atm_qos qos;
+
+ system ("/sbin/modprobe pppoatm");
+
+ if (!device_got_set)
+ no_device_given_pppoatm();
+ fd = socket(AF_ATMPVC, SOCK_DGRAM, 0);
+ if (fd < 0)
+ fatal("failed to create socket: %m");
+ memset(&qos, 0, sizeof qos);
+ qos.txtp.traffic_class = qos.rxtp.traffic_class = ATM_UBR;
+ /* TODO: support simplified QoS setting */
+ if (qosstr != NULL)
+ if (text2qos(qosstr, &qos, 0))
+ fatal("Can't parse QoS: \"%s\"");
+ qos.txtp.max_sdu = lcp_allowoptions[0].mru + pppoatm_overhead();
+ qos.rxtp.max_sdu = lcp_wantoptions[0].mru + pppoatm_overhead();
+ qos.aal = ATM_AAL5;
+ if (setsockopt(fd, SOL_ATM, SO_ATMQOS, &qos, sizeof(qos)) < 0)
+ fatal("setsockopt(SO_ATMQOS): %m");
+ /* TODO: accept on SVCs... */
+ if (connect(fd, (struct sockaddr *) &pvcaddr,
+ sizeof(struct sockaddr_atmpvc)))
+ fatal("connect(%s): %m", devnam);
+ pppoatm_max_mtu = lcp_allowoptions[0].mru;
+ pppoatm_max_mru = lcp_wantoptions[0].mru;
+ set_line_discipline_pppoatm(fd);
+ strlcpy(ppp_devnam, devnam, sizeof(ppp_devnam));
+ pppoa_fd = fd;
+ return fd;
+}
+
+static void disconnect_pppoatm(void)
+{
+ close(pppoa_fd);
+}
+
+static void send_config_pppoa(int mtu,
+ u_int32_t asyncmap,
+ int pcomp,
+ int accomp)
+{
+ int sock;
+ struct ifreq ifr;
+ if (mtu > pppoatm_max_mtu)
+ error("Couldn't increase MTU to %d", mtu);
+ sock = socket(AF_INET, SOCK_DGRAM, 0);
+ if (sock < 0)
+ fatal("Couldn't create IP socket: %m");
+ strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
+ ifr.ifr_mtu = mtu;
+ if (ioctl(sock, SIOCSIFMTU, (caddr_t) &ifr) < 0)
+ fatal("ioctl(SIOCSIFMTU): %m");
+ (void) close (sock);
+}
+
+static void recv_config_pppoa(int mru,
+ u_int32_t asyncmap,
+ int pcomp,
+ int accomp)
+{
+ if (mru > pppoatm_max_mru)
+ error("Couldn't increase MRU to %d", mru);
+}
+
+void plugin_init(void)
+{
+#if defined(__linux__)
+ extern int new_style_driver; /* From sys-linux.c */
+ if (!ppp_available() && !new_style_driver)
+ fatal("Kernel doesn't support ppp_generic - "
+ "needed for PPPoATM");
+#else
+ fatal("No PPPoATM support on this OS");
+#endif
+ info("PPPoATM plugin_init");
+ add_options(pppoa_options);
+}
+struct channel pppoa_channel = {
+ options: pppoa_options,
+ process_extra_options: NULL,
+ check_options: NULL,
+ connect: &connect_pppoatm,
+ disconnect: &disconnect_pppoatm,
+ establish_ppp: &generic_establish_ppp,
+ disestablish_ppp: &generic_disestablish_ppp,
+ send_config: &send_config_pppoa,
+ recv_config: &recv_config_pppoa,
+ close: NULL,
+ cleanup: NULL
+};
--- ppp-2.4.2/pppd/plugins/pppoatm/atmsap.h.atm1 2004-10-05 17:35:56.772702152 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/atmsap.h 2004-10-05 17:25:10.826900840 +0100
@@ -0,0 +1,45 @@
+/* atmsap.h - ATM Service Access Point addressing definitions */
+
+/* Written 1996-1998 by Werner Almesberger, EPFL LRC/ICA */
@ -1226,11 +1116,6 @@
+#include <stdint.h>
+#include <linux/atmsap.h>
+
+/* Some stuff omitted by Fedora glibc-kernheaders */
+static __inline__ int blli_in_use(struct atm_blli blli)
+{
+ return blli.l2_proto || blli.l3_proto;
+}
+
+/*
+ * Selected ISO/IEC TR 9577 Network Layer Protocol Identifiers (NLPID)
@ -1265,3 +1150,96 @@
+void atm_tcpip_port_mapping(char *vs_id,uint8_t protocol,uint16_t port);
+
+#endif
--- ppp-2.4.2/pppd/plugins/pppoatm/atmres.h.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/atmres.h 2004-10-04 12:11:55.000000000 +0100
@@ -0,0 +1,36 @@
+/* atmres.h - Common definitions and prototypes for resolver functions */
+
+/* Written 1996,1998 by Werner Almesberger, EPFL-LRC/ICA */
+
+
+#ifndef _ATMRES_H
+#define _ATMRES_H
+
+#include <arpa/nameser.h>
+#include <linux/atm.h>
+
+
+/* Some #defines that may be needed if ANS isn't installed on that system */
+
+#ifndef T_ATMA
+#define T_ATMA 34
+#endif
+#ifndef ATMA_AESA
+#define ATMA_AESA 0
+#endif
+#ifndef ATMA_E164
+#define ATMA_E164 1
+#endif
+
+/* Return codes for text2atm and atm2text */
+
+#define TRY_OTHER -2
+#define FATAL -1 /* must be -1 */
+
+
+int ans_byname(const char *text,struct sockaddr_atmsvc *addr,int length,
+ int flags);
+int ans_byaddr(char *buffer,int length,const struct sockaddr_atmsvc *addr,
+ int flags);
+
+#endif
--- ppp-2.4.2/pppd/plugins/pppoatm/misc.c.atm1 2004-10-04 12:11:55.000000000 +0100
+++ ppp-2.4.2/pppd/plugins/pppoatm/misc.c 2004-10-04 12:11:55.000000000 +0100
@@ -0,0 +1,51 @@
+/* misc.c - Miscellaneous library functions */
+
+/* Written 1997-2000 by Werner Almesberger, EPFL-ICA/ICA */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdint.h>
+#include <stdarg.h>
+#include <string.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <netinet/in.h> /* for htons */
+
+#include <atm.h>
+#include <atmsap.h>
+
+
+int __atmlib_fetch(const char **pos,...)
+{
+ const char *value;
+ int ref_len,best_len,len;
+ int i,best;
+ va_list ap;
+
+ va_start(ap,pos);
+ ref_len = strlen(*pos);
+ best_len = 0;
+ best = -1;
+ for (i = 0; (value = va_arg(ap,const char *)); i++) {
+ len = strlen(value);
+ if (*value != '!' && len <= ref_len && len > best_len &&
+ !strncasecmp(*pos,value,len)) {
+ best = i;
+ best_len = len;
+ }
+ }
+ va_end(ap);
+ if (best > -1) (*pos) += best_len;
+ return best;
+}
+
+
+void atm_tcpip_port_mapping(char *vs_id,uint8_t protocol,uint16_t port)
+{
+ memcpy(vs_id,ATM_FORUM_OUI "\x01",4);
+ vs_id[4] = protocol; /* e.g. IP_TCP or IP_UDP; from netinet/protocols.h */
+ vs_id[5] = (htons(port) >> 8) & 255;
+ vs_id[6] = htons(port) & 255;
+}

View File

@ -1,7 +1,7 @@
Summary: The PPP (Point-to-Point Protocol) daemon.
Name: ppp
Version: 2.4.2
Release: 6.1
Release: 6.2
License: distributable
Group: System Environment/Daemons
Source0: ftp://ftp.samba.org/pub/ppp/ppp-%{version}.tar.gz
@ -115,6 +115,10 @@ rm -rf $RPM_BUILD_ROOT
%changelog
* Tue Oct 5 2004 David Woodhouse <dwmw2@redhat.com> 2.4.2-6.2
- Link pppoatm plugin against libresolv.
- Revert to linux-atm headers without the workaround for #127098
* Mon Oct 4 2004 David Woodhouse <dwmw2@redhat.com> 2.4.2-6.1
- Include atmsap.h for pppoatm plugin.