From ed8c341a6a0a86463d7d07422ff2b562297fe5b9 Mon Sep 17 00:00:00 2001 From: nbd Date: Tue, 17 Jan 2006 15:37:37 +0000 Subject: add support for routed RFC2684 encaps. on ATM (patches written by joseangel), close #58 git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@3003 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/linux-atm/patches/100-br2684.patch | 667 ++++++++++++++++++----------- 1 file changed, 420 insertions(+), 247 deletions(-) (limited to 'package/linux-atm/patches') diff --git a/package/linux-atm/patches/100-br2684.patch b/package/linux-atm/patches/100-br2684.patch index 2eddf008e..94239ae97 100644 --- a/package/linux-atm/patches/100-br2684.patch +++ b/package/linux-atm/patches/100-br2684.patch @@ -1,6 +1,185 @@ +diff -ruN linux-atm-2.4.1/configure.in linux-atm-2.4.1.new/configure.in +--- linux-atm-2.4.1/configure.in 2003-04-25 04:17:05.000000000 +0200 ++++ linux-atm-2.4.1.new/configure.in 2005-07-27 15:45:49.532396543 +0200 +@@ -153,26 +153,6 @@ + src/Makefile \ + src/include/Makefile \ + src/lib/Makefile \ +- src/test/Makefile \ +- src/debug/Makefile \ +- src/qgen/Makefile \ +- src/saal/Makefile \ +- src/sigd/Makefile \ +- src/maint/Makefile \ +- src/arpd/Makefile \ +- src/ilmid/Makefile \ +- src/ilmid/asn1/Makefile \ +- src/man/Makefile \ +- src/led/Makefile \ +- src/lane/Makefile \ +- src/mpoad/Makefile \ +- src/switch/Makefile \ +- src/switch/debug/Makefile \ +- src/switch/tcp/Makefile \ +- src/config/Makefile \ +- src/config/init-redhat/Makefile \ +- src/extra/Makefile \ +- src/extra/linux-atm.spec \ +- src/extra/ANS/Makefile ++ src/br2684/Makefile \ + ) + +diff -ruN linux-atm-2.4.1/src/br2684/Makefile linux-atm-2.4.1.new/src/br2684/Makefile +--- linux-atm-2.4.1/src/br2684/Makefile 1970-01-01 02:00:00.000000000 +0200 ++++ linux-atm-2.4.1.new/src/br2684/Makefile 2002-07-15 23:44:25.000000000 +0200 +@@ -0,0 +1,13 @@ ++PREFIX=${TI_FILESYSTEM} ++ ++all: br2684ctl ++ ++br2684ctl: br2684ctl.c ++ gcc -latm -o br2684ctl br2684ctl.c ++ strip br2684ctl ++ ++install: br2684ctl ++ cp br2684ctl $(PREFIX)/usr/sbin/ ++ ++clean: ++ rm -rf br2684ctl *.o +diff -ruN linux-atm-2.4.1/src/Makefile.am linux-atm-2.4.1.new/src/Makefile.am +--- linux-atm-2.4.1/src/Makefile.am 2001-10-03 23:14:53.000000000 +0200 ++++ linux-atm-2.4.1.new/src/Makefile.am 2005-07-27 15:33:52.389309711 +0200 +@@ -1,3 +1,2 @@ +-SUBDIRS = include lib test debug qgen saal sigd maint arpd ilmid man led lane \ +- mpoad switch config extra ++SUBDIRS = include lib br2684 + + +diff -Nur linux-atm-2.4.1.orig/src/include/linux/atmbr2684.h linux-atm-2.4.1/src/include/linux/atmbr2684.h +--- linux-atm-2.4.1.orig/src/include/linux/atmbr2684.h 1970-01-01 01:00:00.000000000 +0100 ++++ linux-atm-2.4.1/src/include/linux/atmbr2684.h 2005-11-13 00:06:42.000000000 +0100 +@@ -0,0 +1,117 @@ ++#ifndef _LINUX_ATMBR2684_H ++#define _LINUX_ATMBR2684_H ++ ++#include ++#include /* For IFNAMSIZ */ ++#include /* ETH_P_* */ ++ ++/* ++ * Type of media we're bridging (ethernet, token ring, etc) Currently only ++ * ethernet is supported ++ */ ++#define BR2684_MEDIA_ETHERNET (0) /* 802.3 */ ++#define BR2684_MEDIA_802_4 (1) /* 802.4 */ ++#define BR2684_MEDIA_TR (2) /* 802.5 - token ring */ ++#define BR2684_MEDIA_FDDI (3) ++#define BR2684_MEDIA_802_6 (4) /* 802.6 */ ++ ++/* ++ * Is there FCS inbound on this VC? This currently isn't supported. ++ */ ++#define BR2684_FCSIN_NO (0) ++#define BR2684_FCSIN_IGNORE (1) ++#define BR2684_FCSIN_VERIFY (2) ++ ++/* ++ * Is there FCS outbound on this VC? This currently isn't supported. ++ */ ++#define BR2684_FCSOUT_NO (0) ++#define BR2684_FCSOUT_SENDZERO (1) ++#define BR2684_FCSOUT_GENERATE (2) ++ ++/* ++ * Does this VC include LLC encapsulation? ++ */ ++#define BR2684_ENCAPS_VC (0) /* VC-mux */ ++#define BR2684_ENCAPS_LLC (1) ++#define BR2684_ENCAPS_AUTODETECT (2) /* Unsuported */ ++ ++/* ++ * Is this VC bridged or routed? ++ */ ++ ++#define BR2684_PAYLOAD_ROUTED (0) ++#define BR2684_PAYLOAD_BRIDGED (1) ++ ++ ++/* ++ * This is for the ATM_NEWBACKENDIF call - these are like socket families: ++ * the first element of the structure is the backend number and the rest ++ * is per-backend specific ++ */ ++struct atm_newif_br2684 { ++ atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */ ++ int media; /* BR2684_MEDIA_* */ ++ char ifname[IFNAMSIZ]; ++ int mtu; ++ int payload; /* bridged or routed */ ++}; ++ ++/* ++ * This structure is used to specify a br2684 interface - either by a ++ * positive integer (returned by ATM_NEWBACKENDIF) or the interfaces name ++ */ ++#define BR2684_FIND_BYNOTHING (0) ++#define BR2684_FIND_BYNUM (1) ++#define BR2684_FIND_BYIFNAME (2) ++struct br2684_if_spec { ++ int method; /* BR2684_FIND_* */ ++ union { ++ char ifname[IFNAMSIZ]; ++ int devnum; ++ } spec; ++}; ++ ++/* ++ * This is for the ATM_SETBACKEND call - these are like socket families: ++ * the first element of the structure is the backend number and the rest ++ * is per-backend specific ++ */ ++struct atm_backend_br2684 { ++ atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */ ++ struct br2684_if_spec ifspec; ++ int fcs_in; /* BR2684_FCSIN_* */ ++ int fcs_out; /* BR2684_FCSOUT_* */ ++ int fcs_auto; /* 1: fcs_{in,out} disabled if no FCS rx'ed */ ++ int encaps; /* BR2684_ENCAPS_* */ ++ int payload; /* BR2684_PAYLOAD_* */ ++ int has_vpiid; /* 1: use vpn_id - Unsupported */ ++ __u8 vpn_id[7]; ++ int send_padding; /* unsupported */ ++ int min_size; /* we will pad smaller packets than this */ ++}; ++ ++/* ++ * The BR2684_SETFILT ioctl is an experimental mechanism for folks ++ * terminating a large number of IP-only vcc's. When netfilter allows ++ * efficient per-if in/out filters, this support will be removed ++ */ ++struct br2684_filter { ++ __u32 prefix; /* network byte order */ ++ __u32 netmask; /* 0 = disable filter */ ++}; ++ ++struct br2684_filter_set { ++ struct br2684_if_spec ifspec; ++ struct br2684_filter filter; ++}; ++ ++enum br2684_payload { ++ p_routed = BR2684_PAYLOAD_ROUTED, ++ p_bridged = BR2684_PAYLOAD_BRIDGED, ++}; ++ ++#define BR2684_SETFILT _IOW( 'a', ATMIOC_BACKEND + 0, \ ++ struct br2684_filter_set) ++ ++#endif /* _LINUX_ATMBR2684_H */ +diff Nur linux-atm-2.4.1.orig/src/br2684/br2684ctl.c linux-atm-2.4.1/src/br2684/br2684ctl.c --- linux-atm-2.4.1.orig/src/br2684/br2684ctl.c +++ linux-atm-2.4.1/src/br2684/br2684ctl.c -@@ -0,0 +1,251 @@ +@@ -0,0 +1,302 @@ +#include +#include +#include @@ -32,280 +211,274 @@ + +int lastsock, lastitf; + -+ -+void fatal(const char *str, int i) ++void fatal(char *str, int i) +{ -+ syslog (LOG_ERR,"Fatal: %s",str); -+ exit(-2); ++ syslog(LOG_ERR, "Fatal: %s", str); ++ exit(-2); +}; + + +void exitFunc(void) +{ -+ syslog (LOG_PID,"Daemon terminated\n"); ++ syslog(LOG_PID, "Daemon terminated\n"); +} + + -+int create_br(char *nstr) ++int create_pidfile(char *nstr) +{ -+ int num, err; -+ -+ if(lastsock<0) { -+ lastsock = socket(PF_ATMPVC, SOCK_DGRAM, ATM_AAL5); -+ } -+ if (lastsock<0) { -+ syslog(LOG_ERR, "socket creation failed: %s",strerror(errno)); -+ } else { -+ /* create the device with ioctl: */ -+ num=atoi(nstr); -+ if( num>=0 && num<1234567890){ -+ struct atm_newif_br2684 ni; -+ ni.backend_num = ATM_BACKEND_BR2684; -+ ni.media = BR2684_MEDIA_ETHERNET; -+ ni.mtu = 1500; -+ sprintf(ni.ifname, "nas%d", num); -+ err=ioctl (lastsock, ATM_NEWBACKENDIF, &ni); -+ -+ if (err == 0) -+ syslog(LOG_INFO, "Interface \"%s\" created sucessfully\n",ni.ifname); -+ else -+ syslog(LOG_INFO, "Interface \"%s\" could not be created, reason: %s\n", -+ ni.ifname, -+ strerror(errno)); -+ lastitf=num; /* even if we didn't create, because existed, assign_vcc wil want to know it! */ -+ } else { -+ syslog(LOG_ERR,"err: strange interface number %d", num ); -+ } -+ } -+ return 0; ++ FILE *pidfile = NULL; ++ char name[20]; ++ int num; ++ ++ if (nstr == NULL) ++ return -1; ++ num = atoi(nstr); ++ if (num < 0) ++ return -1; ++ ++ snprintf(name, 20, "/var/run/nas%d.pid", num); ++ pidfile = fopen(name, "w"); ++ if (pidfile == NULL) ++ return -1; ++ fprintf(pidfile, "%d", getpid()); ++ fclose(pidfile); ++ ++ return 0; ++} ++ ++int create_br(char *nstr, int payload) ++{ ++ int num, err; ++ ++ if (lastsock < 0) { ++ lastsock = socket(PF_ATMPVC, SOCK_DGRAM, ATM_AAL5); ++ } ++ if (lastsock < 0) { ++ syslog(LOG_ERR, "socket creation failed: %s", ++ strerror(errno)); ++ } else { ++ /* create the device with ioctl: */ ++ num = atoi(nstr); ++ if (num >= 0 && num < 1234567890) { ++ struct atm_newif_br2684 ni; ++ ni.backend_num = ATM_BACKEND_BR2684; ++ ni.media = BR2684_MEDIA_ETHERNET; ++ ni.mtu = 1500; ++ ni.payload = payload; /* bridged or routed */ ++ sprintf(ni.ifname, "nas%d", num); ++ err = ioctl(lastsock, ATM_NEWBACKENDIF, &ni); ++ ++ if (err == 0) ++ syslog(LOG_INFO, ++ "Interface \"%s\" created sucessfully\n", ++ ni.ifname); ++ else ++ syslog(LOG_INFO, ++ "Interface \"%s\" could not be created, reason: %s\n", ++ ni.ifname, strerror(errno)); ++ lastitf = num; /* even if we didn't create, because existed, assign_vcc wil want to know it! */ ++ } else { ++ syslog(LOG_ERR, "err: strange interface number %d", ++ num); ++ } ++ } ++ return 0; +} + + -+int assign_vcc(char *astr, int encap, int bufsize, struct atm_qos qos) ++int assign_vcc(char *astr, int encap, int payload, int bufsize) +{ -+ int err; -+ struct sockaddr_atmpvc addr; -+ int fd; -+ struct atm_backend_br2684 be; -+ -+ memset(&addr, 0, sizeof(addr)); -+ err=text2atm(astr,(struct sockaddr *)(&addr), sizeof(addr), T2A_PVC); -+ if (err!=0) -+ syslog(LOG_ERR,"Could not parse ATM parameters (error=%d)\n",err); -+ ++ int err, errno; ++ struct atm_qos qos; ++ struct sockaddr_atmpvc addr; ++ int fd; ++ struct atm_backend_br2684 be; ++ ++ memset(&addr, 0, sizeof(addr)); ++ err = ++ text2atm(astr, (struct sockaddr *) (&addr), sizeof(addr), ++ T2A_PVC); ++ if (err != 0) ++ syslog(LOG_ERR, ++ "Could not parse ATM parameters (error=%d)\n", err); ++ +#if 0 -+ addr.sap_family = AF_ATMPVC; -+ addr.sap_addr.itf = itf; -+ addr.sap_addr.vpi = 0; -+ addr.sap_addr.vci = vci; ++ addr.sap_family = AF_ATMPVC; ++ addr.sap_addr.itf = itf; ++ addr.sap_addr.vpi = 0; ++ addr.sap_addr.vci = vci; +#endif -+ syslog(LOG_INFO,"Communicating over ATM %d.%d.%d, encapsulation: %s\n", addr.sap_addr.itf, -+ addr.sap_addr.vpi, -+ addr.sap_addr.vci, -+ encap?"VC mux":"LLC"); -+ -+ if ((fd = socket(PF_ATMPVC, SOCK_DGRAM, ATM_AAL5)) < 0) -+ syslog(LOG_ERR,"failed to create socket %d, reason: %s", errno,strerror(errno)); -+ -+ if (qos.aal == 0) { -+ qos.aal = ATM_AAL5; -+ qos.txtp.traffic_class = ATM_UBR; -+ qos.txtp.max_sdu = 1524; -+ qos.txtp.pcr = ATM_MAX_PCR; -+ qos.rxtp = qos.txtp; -+ } -+ -+ if ( (err=setsockopt(fd,SOL_SOCKET,SO_SNDBUF, &bufsize ,sizeof(bufsize))) ) -+ syslog(LOG_ERR,"setsockopt SO_SNDBUF: (%d) %s\n",err, strerror(err)); -+ -+ if (setsockopt(fd, SOL_ATM, SO_ATMQOS, &qos, sizeof(qos)) < 0) -+ syslog(LOG_ERR,"setsockopt SO_ATMQOS %d", errno); -+ -+ err = connect(fd, (struct sockaddr*)&addr, sizeof(struct sockaddr_atmpvc)); -+ -+ if (err < 0) -+ fatal("failed to connect on socket", err); -+ -+ /* attach the vcc to device: */ -+ -+ be.backend_num = ATM_BACKEND_BR2684; -+ be.ifspec.method = BR2684_FIND_BYIFNAME; -+ sprintf(be.ifspec.spec.ifname, "nas%d", lastitf); -+ be.fcs_in = BR2684_FCSIN_NO; -+ be.fcs_out = BR2684_FCSOUT_NO; -+ be.fcs_auto = 0; -+ be.encaps = encap ? BR2684_ENCAPS_VC : BR2684_ENCAPS_LLC; -+ be.has_vpiid = 0; -+ be.send_padding = 0; -+ be.min_size = 0; -+ err=ioctl (fd, ATM_SETBACKEND, &be); -+ if (err == 0) -+ syslog (LOG_INFO,"Interface configured"); -+ else { -+ syslog (LOG_ERR,"Could not configure interface:%s",strerror(errno)); -+ exit(2); -+ } -+ return fd ; ++ syslog(LOG_INFO, ++ "Communicating over ATM %d.%d.%d, encapsulation: %s\n", ++ addr.sap_addr.itf, addr.sap_addr.vpi, addr.sap_addr.vci, ++ encap ? "VC mux" : "LLC"); ++ ++ if ((fd = socket(PF_ATMPVC, SOCK_DGRAM, ATM_AAL5)) < 0) ++ syslog(LOG_ERR, "failed to create socket %d, reason: %s", ++ errno, strerror(errno)); ++ ++ ++ memset(&qos, 0, sizeof(qos)); ++ qos.aal = ATM_AAL5; ++ qos.txtp.traffic_class = ATM_UBR; ++ qos.txtp.max_sdu = 1524; ++ qos.txtp.pcr = ATM_MAX_PCR; ++ qos.rxtp = qos.txtp; ++ ++ if ((err = ++ setsockopt(fd, SOL_SOCKET, SO_SNDBUF, &bufsize, ++ sizeof(bufsize)))) ++ syslog(LOG_ERR, "setsockopt SO_SNDBUF: (%d) %s\n", err, ++ strerror(err)); ++ ++ if (setsockopt(fd, SOL_ATM, SO_ATMQOS, &qos, sizeof(qos)) < 0) ++ syslog(LOG_ERR, "setsockopt SO_ATMQOS %d", errno); ++ ++ err = ++ connect(fd, (struct sockaddr *) &addr, ++ sizeof(struct sockaddr_atmpvc)); ++ ++ if (err < 0) ++ fatal("failed to connect on socket", err); ++ ++ /* attach the vcc to device: */ ++ ++ be.backend_num = ATM_BACKEND_BR2684; ++ be.ifspec.method = BR2684_FIND_BYIFNAME; ++ sprintf(be.ifspec.spec.ifname, "nas%d", lastitf); ++ be.fcs_in = BR2684_FCSIN_NO; ++ be.fcs_out = BR2684_FCSOUT_NO; ++ be.fcs_auto = 0; ++ be.encaps = encap ? BR2684_ENCAPS_VC : BR2684_ENCAPS_LLC; ++ be.payload = payload; ++ be.has_vpiid = 0; ++ be.send_padding = 0; ++ be.min_size = 0; ++ err = ioctl(fd, ATM_SETBACKEND, &be); ++ if (err == 0) ++ syslog(LOG_INFO, "Interface configured"); ++ else { ++ syslog(LOG_ERR, "Could not configure interface:%s", ++ strerror(errno)); ++ exit(2); ++ } ++ return fd; +} + + ++ +void usage(char *s) +{ -+ printf("usage: %s [-b] [[-c number] [-e 0|1] [-s sndbuf] [-q qos] [-a [itf.]vpi.vci]*]*\n", s); -+ exit(1); ++ printf ++ ("usage: %s [-b] [[-c number] [-e 0|1] [-p 0|1] [-t 4|6] [-a [itf.]vpi.vci]*]*\n", ++ s); ++ exit(1); +} + + + -+int main (int argc, char **argv) ++int main(int argc, char **argv) +{ -+ int c, background=0, encap=0, sndbuf=8192; -+ struct atm_qos reqqos; -+ lastsock=-1; -+ lastitf=0; -+ -+ /* st qos to 0 */ -+ memset(&reqqos, 0, sizeof(reqqos)); -+ -+ openlog (LOG_NAME,LOG_OPTION,LOG_FACILITY); -+ if (argc>1) -+ while ((c = getopt(argc, argv,"q:a:bc:e:s:?h")) !=EOF) -+ switch (c) { -+ case 'q': -+ printf ("optarg : %s",optarg); -+ if (text2qos(optarg,&reqqos,0)) fprintf(stderr,"QOS parameter invalid\n"); -+ break; -+ case 'a': -+ assign_vcc(optarg, encap, sndbuf, reqqos); -+ break; -+ case 'b': -+ background=1; -+ break; -+ case 'c': -+ create_br(optarg); -+ break; -+ case 'e': -+ encap=(atoi(optarg)); -+ if(encap<0){ -+ syslog (LOG_ERR, "invalid encapsulation: %s:\n",optarg); -+ encap=0; -+ } -+ break; -+ case 's': -+ sndbuf=(atoi(optarg)); -+ if(sndbuf<0){ -+ syslog(LOG_ERR, "Invalid sndbuf: %s, using size of 8192 instead\n",optarg); -+ sndbuf=8192; -+ } -+ break; -+ case '?': -+ case 'h': -+ default: -+ usage(argv[0]); -+ } -+ else -+ usage(argv[0]); -+ -+ if (argc != optind) usage(argv[0]); -+ -+ if(lastsock>=0) close(lastsock); -+ -+ if (background) { -+ pid_t pid; -+ -+ pid=fork(); -+ if (pid < 0) { -+ fprintf(stderr,"Error detaching\n"); -+ 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 -+ */ -+ -+ } -+ -+ syslog (LOG_INFO, "RFC 1483/2684 bridge daemon started\n"); -+ atexit (exitFunc); -+ -+ while (1) sleep(30); /* to keep the sockets... */ -+ return 0; -+} ++ int c, background = 0, encap = 0, sndbuf = 8192, payload = 1; ++ char *itfnum = NULL; + -diff -ruN linux-atm-2.4.1/configure.in linux-atm-2.4.1.new/configure.in ---- linux-atm-2.4.1/configure.in 2003-04-25 04:17:05.000000000 +0200 -+++ linux-atm-2.4.1.new/configure.in 2005-07-27 15:45:49.532396543 +0200 -@@ -153,26 +153,6 @@ - src/Makefile \ - src/include/Makefile \ - src/lib/Makefile \ -- src/test/Makefile \ -- src/debug/Makefile \ -- src/qgen/Makefile \ -- src/saal/Makefile \ -- src/sigd/Makefile \ -- src/maint/Makefile \ -- src/arpd/Makefile \ -- src/ilmid/Makefile \ -- src/ilmid/asn1/Makefile \ -- src/man/Makefile \ -- src/led/Makefile \ -- src/lane/Makefile \ -- src/mpoad/Makefile \ -- src/switch/Makefile \ -- src/switch/debug/Makefile \ -- src/switch/tcp/Makefile \ -- src/config/Makefile \ -- src/config/init-redhat/Makefile \ -- src/extra/Makefile \ -- src/extra/linux-atm.spec \ -- src/extra/ANS/Makefile -+ src/br2684/Makefile \ - ) - -diff -ruN linux-atm-2.4.1/src/br2684/Makefile linux-atm-2.4.1.new/src/br2684/Makefile ---- linux-atm-2.4.1/src/br2684/Makefile 1970-01-01 02:00:00.000000000 +0200 -+++ linux-atm-2.4.1.new/src/br2684/Makefile 2002-07-15 23:44:25.000000000 +0200 -@@ -0,0 +1,13 @@ -+PREFIX=${TI_FILESYSTEM} ++ lastsock = -1; ++ lastitf = 0; + -+all: br2684ctl ++ openlog(LOG_NAME, LOG_OPTION, LOG_FACILITY); ++ if (argc > 1) ++ while ((c = getopt(argc, argv, "a:bc:e:s:p:t:?h")) != EOF) ++ switch (c) { ++ case 'a': ++ assign_vcc(optarg, encap, payload, sndbuf); ++ break; ++ case 'b': ++ background = 1; ++ break; ++ case 'c': ++ create_br(optarg, payload); ++ itfnum = strdup(optarg); ++ break; ++ case 'e': ++ encap = (atoi(optarg)); ++ if (encap < 0) { ++ syslog(LOG_ERR, ++ "invalid encapsulation: %s:\n", ++ optarg); ++ encap = 0; ++ } ++ break; ++ case 's': ++ sndbuf = (atoi(optarg)); ++ if (sndbuf < 0) { ++ syslog(LOG_ERR, ++ "Invalid sndbuf: %s, using size of 8192 instead\n", ++ optarg); ++ sndbuf = 8192; ++ } ++ break; ++ case 'p': /* payload type: routed (0) or bridged (1) */ ++ payload = atoi(optarg); ++ break; ++ case '?': ++ case 'h': ++ default: ++ usage(argv[0]); ++ } else ++ usage(argv[0]); + -+br2684ctl: br2684ctl.c -+ gcc -latm -o br2684ctl br2684ctl.c -+ strip br2684ctl ++ if (argc != optind) ++ usage(argv[0]); + -+install: br2684ctl -+ cp br2684ctl $(PREFIX)/usr/sbin/ ++ if (lastsock >= 0) ++ close(lastsock); + -+clean: -+ rm -rf br2684ctl *.o -diff -ruN linux-atm-2.4.1/src/Makefile.am linux-atm-2.4.1.new/src/Makefile.am ---- linux-atm-2.4.1/src/Makefile.am 2001-10-03 23:14:53.000000000 +0200 -+++ linux-atm-2.4.1.new/src/Makefile.am 2005-07-27 15:33:52.389309711 +0200 -@@ -1,3 +1,2 @@ --SUBDIRS = include lib test debug qgen saal sigd maint arpd ilmid man led lane \ -- mpoad switch config extra -+SUBDIRS = include lib br2684 - - ++ if (background) { ++ pid_t pid; ++ ++ pid = fork(); ++ if (pid < 0) { ++ fprintf(stderr, "Error detaching\n"); ++ 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; ++} -- cgit v1.2.3