mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-21 14:12:26 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@3180 3c298f89-4303-0410-b956-a3cf2f4a3e73
489 lines
12 KiB
Diff
489 lines
12 KiB
Diff
diff -ruN linux-atm-2.4.1/configure.in linux-atm-2.4.1.new/configure.in
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--- linux-atm-2.4.1/configure.in 2003-04-25 04:17:05.000000000 +0200
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+++ linux-atm-2.4.1.new/configure.in 2005-07-27 15:45:49.532396543 +0200
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@@ -153,26 +153,6 @@
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src/Makefile \
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src/include/Makefile \
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src/lib/Makefile \
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- src/test/Makefile \
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- src/debug/Makefile \
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- src/qgen/Makefile \
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- src/saal/Makefile \
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- src/sigd/Makefile \
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- src/maint/Makefile \
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- src/arpd/Makefile \
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- src/ilmid/Makefile \
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- src/ilmid/asn1/Makefile \
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- src/man/Makefile \
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- src/led/Makefile \
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- src/lane/Makefile \
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- src/mpoad/Makefile \
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- src/switch/Makefile \
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- src/switch/debug/Makefile \
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- src/switch/tcp/Makefile \
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- src/config/Makefile \
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- src/config/init-redhat/Makefile \
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- src/extra/Makefile \
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- src/extra/linux-atm.spec \
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- src/extra/ANS/Makefile
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+ src/br2684/Makefile \
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)
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diff -ruN linux-atm-2.4.1/src/br2684/Makefile linux-atm-2.4.1.new/src/br2684/Makefile
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--- linux-atm-2.4.1/src/br2684/Makefile 1970-01-01 02:00:00.000000000 +0200
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+++ linux-atm-2.4.1.new/src/br2684/Makefile 2002-07-15 23:44:25.000000000 +0200
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@@ -0,0 +1,13 @@
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+PREFIX=${TI_FILESYSTEM}
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+
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+all: br2684ctl
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+
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+br2684ctl: br2684ctl.c
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+ gcc -latm -o br2684ctl br2684ctl.c
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+ strip br2684ctl
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+
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+install: br2684ctl
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+ cp br2684ctl $(PREFIX)/usr/sbin/
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+
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+clean:
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+ rm -rf br2684ctl *.o
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diff -ruN linux-atm-2.4.1/src/Makefile.am linux-atm-2.4.1.new/src/Makefile.am
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--- linux-atm-2.4.1/src/Makefile.am 2001-10-03 23:14:53.000000000 +0200
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+++ linux-atm-2.4.1.new/src/Makefile.am 2005-07-27 15:33:52.389309711 +0200
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@@ -1,3 +1,2 @@
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-SUBDIRS = include lib test debug qgen saal sigd maint arpd ilmid man led lane \
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- mpoad switch config extra
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+SUBDIRS = include lib br2684
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diff -Nur linux-atm-2.4.1.orig/src/include/linux/atmbr2684.h linux-atm-2.4.1/src/include/linux/atmbr2684.h
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--- linux-atm-2.4.1.orig/src/include/linux/atmbr2684.h 1970-01-01 01:00:00.000000000 +0100
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+++ linux-atm-2.4.1/src/include/linux/atmbr2684.h 2005-11-13 00:06:42.000000000 +0100
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@@ -0,0 +1,117 @@
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+#ifndef _LINUX_ATMBR2684_H
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+#define _LINUX_ATMBR2684_H
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+
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+#include <linux/atm.h>
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+#include <linux/if.h> /* For IFNAMSIZ */
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+#include <linux/if_ether.h> /* ETH_P_* */
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+
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+/*
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+ * Type of media we're bridging (ethernet, token ring, etc) Currently only
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+ * ethernet is supported
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+ */
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+#define BR2684_MEDIA_ETHERNET (0) /* 802.3 */
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+#define BR2684_MEDIA_802_4 (1) /* 802.4 */
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+#define BR2684_MEDIA_TR (2) /* 802.5 - token ring */
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+#define BR2684_MEDIA_FDDI (3)
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+#define BR2684_MEDIA_802_6 (4) /* 802.6 */
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+
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+/*
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+ * Is there FCS inbound on this VC? This currently isn't supported.
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+ */
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+#define BR2684_FCSIN_NO (0)
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+#define BR2684_FCSIN_IGNORE (1)
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+#define BR2684_FCSIN_VERIFY (2)
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+
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+/*
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+ * Is there FCS outbound on this VC? This currently isn't supported.
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+ */
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+#define BR2684_FCSOUT_NO (0)
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+#define BR2684_FCSOUT_SENDZERO (1)
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+#define BR2684_FCSOUT_GENERATE (2)
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+
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+/*
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+ * Does this VC include LLC encapsulation?
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+ */
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+#define BR2684_ENCAPS_VC (0) /* VC-mux */
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+#define BR2684_ENCAPS_LLC (1)
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+#define BR2684_ENCAPS_AUTODETECT (2) /* Unsuported */
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+
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+/*
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+ * Is this VC bridged or routed?
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+ */
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+
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+#define BR2684_PAYLOAD_ROUTED (0)
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+#define BR2684_PAYLOAD_BRIDGED (1)
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+
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+
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+/*
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+ * This is for the ATM_NEWBACKENDIF call - these are like socket families:
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+ * the first element of the structure is the backend number and the rest
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+ * is per-backend specific
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+ */
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+struct atm_newif_br2684 {
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+ atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */
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+ int media; /* BR2684_MEDIA_* */
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+ char ifname[IFNAMSIZ];
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+ int mtu;
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+ int payload; /* bridged or routed */
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+};
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+
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+/*
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+ * This structure is used to specify a br2684 interface - either by a
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+ * positive integer (returned by ATM_NEWBACKENDIF) or the interfaces name
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+ */
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+#define BR2684_FIND_BYNOTHING (0)
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+#define BR2684_FIND_BYNUM (1)
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+#define BR2684_FIND_BYIFNAME (2)
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+struct br2684_if_spec {
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+ int method; /* BR2684_FIND_* */
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+ union {
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+ char ifname[IFNAMSIZ];
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+ int devnum;
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+ } spec;
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+};
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+
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+/*
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+ * This is for the ATM_SETBACKEND call - these are like socket families:
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+ * the first element of the structure is the backend number and the rest
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+ * is per-backend specific
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+ */
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+struct atm_backend_br2684 {
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+ atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */
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+ struct br2684_if_spec ifspec;
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+ int fcs_in; /* BR2684_FCSIN_* */
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+ int fcs_out; /* BR2684_FCSOUT_* */
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+ int fcs_auto; /* 1: fcs_{in,out} disabled if no FCS rx'ed */
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+ int encaps; /* BR2684_ENCAPS_* */
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+ int payload; /* BR2684_PAYLOAD_* */
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+ int has_vpiid; /* 1: use vpn_id - Unsupported */
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+ __u8 vpn_id[7];
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+ int send_padding; /* unsupported */
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+ int min_size; /* we will pad smaller packets than this */
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+};
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+
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+/*
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+ * The BR2684_SETFILT ioctl is an experimental mechanism for folks
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+ * terminating a large number of IP-only vcc's. When netfilter allows
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+ * efficient per-if in/out filters, this support will be removed
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+ */
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+struct br2684_filter {
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+ __u32 prefix; /* network byte order */
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+ __u32 netmask; /* 0 = disable filter */
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+};
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+
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+struct br2684_filter_set {
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+ struct br2684_if_spec ifspec;
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+ struct br2684_filter filter;
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+};
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+
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+enum br2684_payload {
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+ p_routed = BR2684_PAYLOAD_ROUTED,
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+ p_bridged = BR2684_PAYLOAD_BRIDGED,
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+};
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+
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+#define BR2684_SETFILT _IOW( 'a', ATMIOC_BACKEND + 0, \
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+ struct br2684_filter_set)
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+
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+#endif /* _LINUX_ATMBR2684_H */
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--- linux-atm-2.4.1/src/br2684/br2684ctl.c 1970-01-01 01:00:00.000000000 +0100
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+++ linux-atm-2.4.1.new/src/br2684/br2684ctl.c 2006-02-07 14:19:42.000000000 +0100
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@@ -0,0 +1,307 @@
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <unistd.h>
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+#include <errno.h>
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+#include <sys/ioctl.h>
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+#include <string.h>
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+#include <syslog.h>
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+#include <atm.h>
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+#include <linux/atmdev.h>
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+#include <linux/atmbr2684.h>
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+
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+/* Written by Marcell GAL <cell@sch.bme.hu> to make use of the */
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+/* ioctls defined in the br2684... kernel patch */
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+/* Compile with cc -o br2684ctl br2684ctl.c -latm */
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+
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+/*
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+ Modified feb 2001 by Stephen Aaskov (saa@lasat.com)
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+ - Added daemonization code
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+ - Added syslog
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+
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+ TODO: Delete interfaces after exit?
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+*/
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+
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+
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+#define LOG_NAME "RFC1483/2684 bridge"
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+#define LOG_OPTION LOG_PERROR
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+#define LOG_FACILITY LOG_LOCAL0
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+
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+
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+int lastsock, lastitf;
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+
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+void fatal(char *str, int i)
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+{
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+ syslog(LOG_ERR, "Fatal: %s", str);
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+ exit(-2);
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+};
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+
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+
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+void exitFunc(void)
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+{
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+ syslog(LOG_PID, "Daemon terminated\n");
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+}
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+
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+
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+int create_pidfile(char *nstr)
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+{
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+ FILE *pidfile = NULL;
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+ char name[20];
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+ int num;
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+
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+ if (nstr == NULL)
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+ return -1;
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+ num = atoi(nstr);
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+ if (num < 0)
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+ return -1;
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+
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+ snprintf(name, 20, "/var/run/nas%d.pid", num);
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+ pidfile = fopen(name, "w");
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+ if (pidfile == NULL)
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+ return -1;
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+ fprintf(pidfile, "%d", getpid());
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+ fclose(pidfile);
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+
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+ return 0;
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+}
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+
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+int create_br(char *nstr, int payload)
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+{
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+ int num, err;
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+
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+ if (lastsock < 0) {
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+ lastsock = socket(PF_ATMPVC, SOCK_DGRAM, ATM_AAL5);
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+ }
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+ if (lastsock < 0) {
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+ syslog(LOG_ERR, "socket creation failed: %s",
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+ strerror(errno));
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+ } else {
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+ /* create the device with ioctl: */
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+ num = atoi(nstr);
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+ if (num >= 0 && num < 1234567890) {
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+ struct atm_newif_br2684 ni;
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+ ni.backend_num = ATM_BACKEND_BR2684;
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+ ni.media = BR2684_MEDIA_ETHERNET;
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+ ni.mtu = 1500;
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+ ni.payload = payload; /* bridged or routed */
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+ sprintf(ni.ifname, "nas%d", num);
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+ err = ioctl(lastsock, ATM_NEWBACKENDIF, &ni);
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+
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+ if (err == 0)
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+ syslog(LOG_INFO,
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+ "Interface \"%s\" (mtu=%d, payload=%s) created sucessfully\n",
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+ ni.ifname, ni.mtu,ni.payload ? "bridged" : "routed");
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+ else
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+ syslog(LOG_INFO,
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+ "Interface \"%s\" could not be created, reason: %s\n",
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+ ni.ifname, strerror(errno));
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+ lastitf = num; /* even if we didn't create, because existed, assign_vcc wil want to know it! */
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+ } else {
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+ syslog(LOG_ERR, "err: strange interface number %d",
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+ num);
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+ }
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+ }
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+ return 0;
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+}
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+
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+
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+int assign_vcc(char *astr, int encap, int payload, int bufsize)
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+{
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+ int err, errno;
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+ struct atm_qos qos;
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+ struct sockaddr_atmpvc addr;
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+ int fd;
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+ struct atm_backend_br2684 be;
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+
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+ memset(&addr, 0, sizeof(addr));
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+ err =
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+ text2atm(astr, (struct sockaddr *) (&addr), sizeof(addr),
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+ T2A_PVC);
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+ if (err != 0)
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+ syslog(LOG_ERR,
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+ "Could not parse ATM parameters (error=%d)\n", err);
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+
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+#if 0
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+ addr.sap_family = AF_ATMPVC;
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+ addr.sap_addr.itf = itf;
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+ addr.sap_addr.vpi = 0;
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+ addr.sap_addr.vci = vci;
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+#endif
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+ syslog(LOG_INFO,
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+ "Communicating over ATM %d.%d.%d, encapsulation: %s\n",
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+ addr.sap_addr.itf, addr.sap_addr.vpi, addr.sap_addr.vci,
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+ encap ? "VC mux" : "LLC");
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+
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+ if ((fd = socket(PF_ATMPVC, SOCK_DGRAM, ATM_AAL5)) < 0)
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+ syslog(LOG_ERR, "failed to create socket %d, reason: %s",
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+ errno, strerror(errno));
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+
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+
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+ memset(&qos, 0, sizeof(qos));
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+ qos.aal = ATM_AAL5;
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+ qos.txtp.traffic_class = ATM_UBR;
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+ qos.txtp.max_sdu = 1524;
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+ qos.txtp.pcr = ATM_MAX_PCR;
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+ qos.rxtp = qos.txtp;
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+
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+ if ((err =
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+ setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &bufsize,
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+ sizeof(bufsize))))
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+ syslog(LOG_ERR, "setsockopt SO_SNDBUF: (%d) %s\n", err,
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+ strerror(err));
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+
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+ if (setsockopt(fd, SOL_ATM, SO_ATMQOS, &qos, sizeof(qos)) < 0)
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+ syslog(LOG_ERR, "setsockopt SO_ATMQOS %d", errno);
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+
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+ err =
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+ connect(fd, (struct sockaddr *) &addr,
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+ sizeof(struct sockaddr_atmpvc));
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+
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+ if (err < 0)
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+ fatal("failed to connect on socket", err);
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+
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+ /* attach the vcc to device: */
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+
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+ be.backend_num = ATM_BACKEND_BR2684;
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+ be.ifspec.method = BR2684_FIND_BYIFNAME;
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+ sprintf(be.ifspec.spec.ifname, "nas%d", lastitf);
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+ be.fcs_in = BR2684_FCSIN_NO;
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+ be.fcs_out = BR2684_FCSOUT_NO;
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+ be.fcs_auto = 0;
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+ be.encaps = encap ? BR2684_ENCAPS_VC : BR2684_ENCAPS_LLC;
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+ be.payload = payload;
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+ be.has_vpiid = 0;
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+ be.send_padding = 0;
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+ be.min_size = 0;
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+ err = ioctl(fd, ATM_SETBACKEND, &be);
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+ if (err == 0)
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+ syslog(LOG_INFO, "Interface configured");
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+ else {
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+ syslog(LOG_ERR, "Could not configure interface:%s",
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+ strerror(errno));
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+ exit(2);
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+ }
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+ return fd;
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+}
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+
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+
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+
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+void usage(char *s)
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+{
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+ printf("usage: %s [-b] [[-c number] [-e 0|1] [-p 0|1] [-s num] [-a [itf.]vpi.vci]*]*\n"
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+ " -b = run in background (daemonize)\n"
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+ " -c <num> = use interface nas<num>\n"
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+ " -e 0|1 = encapsulation (0=LLC, 1=VC Mux)\n"
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+ " -p 0|1 = payload type (0=routed,1=bridged)\n"
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+ " -s <num> = set sndbuf (send buffer) size (default 8192)\n"
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+ " -a [itf.]vpi.vci = ATM interface no, VPI, VCI\n",
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+ s);
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+ exit(1);
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+}
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+
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+
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+
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+int main(int argc, char **argv)
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+{
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+ int c, background = 0, encap = 0, sndbuf = 8192, payload = 1;
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+ char *itfnum = NULL;
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+
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+ lastsock = -1;
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+ lastitf = 0;
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+
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+ openlog(LOG_NAME, LOG_OPTION, LOG_FACILITY);
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+ if (argc > 1)
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+ while ((c = getopt(argc, argv, "a:bc:e:s:p:t:?h")) != EOF)
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+ switch (c) {
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+ case 'a':
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+ assign_vcc(optarg, encap, payload, sndbuf);
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+ break;
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+ case 'b':
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+ background = 1;
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+ break;
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+ case 'c':
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+ create_br(optarg, payload);
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+ itfnum = strdup(optarg);
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+ break;
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+ case 'e':
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+ encap = (atoi(optarg));
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+ if (encap < 0) {
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+ syslog(LOG_ERR,
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+ "invalid encapsulation: %s:\n",
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+ optarg);
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+ encap = 0;
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+ }
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+ break;
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+ case 's':
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+ sndbuf = (atoi(optarg));
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+ if (sndbuf < 0) {
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+ syslog(LOG_ERR,
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+ "Invalid sndbuf: %s, using size of 8192 instead\n",
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+ optarg);
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+ sndbuf = 8192;
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+ }
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+ break;
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+ case 'p': /* payload type: routed (0) or bridged (1) */
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+ payload = atoi(optarg);
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+ break;
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+ case '?':
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+ case 'h':
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+ default:
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+ usage(argv[0]);
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+ } else
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+ usage(argv[0]);
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+
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+ if (argc != optind)
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+ usage(argv[0]);
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+
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+ if (lastsock >= 0)
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+ close(lastsock);
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+
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+ if (background) {
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+ pid_t pid;
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+
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+ pid = fork();
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+ if (pid < 0) {
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+ fprintf(stderr, "Error detaching\n");
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|
+ exit(2);
|
|
+ } else if (pid)
|
|
+ exit(0); // This is the parent
|
|
+
|
|
+ // Become a process group and session group leader
|
|
+ if (setsid() < 0) {
|
|
+ fprintf(stderr, "Could not set process group\n");
|
|
+ exit(2);
|
|
+ }
|
|
+ // Fork again to let process group leader exit
|
|
+ pid = fork();
|
|
+ if (pid < 0) {
|
|
+ fprintf(stderr,
|
|
+ "Error detaching during second fork\n");
|
|
+ exit(2);
|
|
+ } else if (pid)
|
|
+ exit(0); // This is the parent
|
|
+
|
|
+ // Now we're ready for buisness
|
|
+ chdir("/"); // Don't keep directories in use
|
|
+ close(0);
|
|
+ close(1);
|
|
+ close(2); // Close stdin, -out and -error
|
|
+ /*
|
|
+ Note that this implementation does not keep an open
|
|
+ stdout/err.
|
|
+ If we need them they can be opened now
|
|
+ */
|
|
+
|
|
+ }
|
|
+
|
|
+ if (itfnum != NULL) {
|
|
+ create_pidfile(itfnum);
|
|
+ free(itfnum);
|
|
+ }
|
|
+
|
|
+ syslog(LOG_INFO, "RFC 1483/2684 bridge daemon started\n");
|
|
+ atexit(exitFunc);
|
|
+
|
|
+ while (1)
|
|
+ sleep(30); /* to keep the sockets... */
|
|
+ return 0;
|
|
+}
|