diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/generic/if_index.c | 5 | ||||
| -rw-r--r-- | sysdeps/generic/net/if.h | 50 | ||||
| -rw-r--r-- | sysdeps/gnu/net/if.h (renamed from sysdeps/unix/sysv/linux/net/if.h) | 6 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/Dist | 1 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/if_index.c | 166 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/net/if.h | 169 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Dist | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 |
8 files changed, 223 insertions, 177 deletions
diff --git a/sysdeps/generic/if_index.c b/sysdeps/generic/if_index.c index e8af824e66..4dc2a5511a 100644 --- a/sysdeps/generic/if_index.c +++ b/sysdeps/generic/if_index.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. +/* Copyright (C) 1997,98,99,2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -16,8 +16,8 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#include <net/if.h> #include <errno.h> -#define __need_NULL #include <stddef.h> unsigned int @@ -36,7 +36,6 @@ if_indextoname (unsigned int ifindex, char *ifname) } stub_warning (if_indextoname) -struct if_nameindex; /* inhibit warning */ void if_freenameindex (struct if_nameindex *ifn) { diff --git a/sysdeps/generic/net/if.h b/sysdeps/generic/net/if.h new file mode 100644 index 0000000000..fcfdbdb22a --- /dev/null +++ b/sysdeps/generic/net/if.h @@ -0,0 +1,50 @@ +/* net/if.h -- declarations for inquiring about network interfaces + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _NET_IF_H + +#define _NET_IF_H 1 +#include <features.h> + + +__BEGIN_DECLS + +/* Convert an interface name to an index, and vice versa. */ + +extern unsigned int if_nametoindex (__const char *__ifname) __THROW; +extern char *if_indextoname (unsigned int __ifindex, char *__ifname) __THROW; + +/* Return a list of all interfaces and their indices. */ + +struct if_nameindex + { + unsigned int if_index; /* 1, 2, ... */ + char *if_name; /* null terminated name: "eth0", ... */ + }; + +extern struct if_nameindex *if_nameindex (void) __THROW; + +/* Free the data returned from if_nameindex. */ + +extern void if_freenameindex (struct if_nameindex *__ptr) __THROW; + +__END_DECLS + + +#endif /* net/if.h */ diff --git a/sysdeps/unix/sysv/linux/net/if.h b/sysdeps/gnu/net/if.h index 9119fc0cc7..c51c735d9c 100644 --- a/sysdeps/unix/sysv/linux/net/if.h +++ b/sysdeps/gnu/net/if.h @@ -1,4 +1,5 @@ -/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. +/* net/if.h -- declarations for inquiring about network interfaces + Copyright (C) 1997,98,99,2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -131,7 +132,6 @@ struct ifreq __caddr_t ifru_data; } ifr_ifru; }; - #define ifr_name ifr_ifrn.ifrn_name /* interface name */ #define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ #define ifr_addr ifr_ifru.ifru_addr /* address */ @@ -147,6 +147,7 @@ struct ifreq #define ifr_ifindex ifr_ifru.ifru_ivalue /* interface index */ #define ifr_bandwidth ifr_ifru.ifru_ivalue /* link bandwidth */ #define ifr_qlen ifr_ifru.ifru_ivalue /* queue length */ +#define _IOT_ifreq _IOT(_IOTS(struct ifreq),1,0,0,0,0) /* not right */ /* Structure used in SIOCGIFCONF request. Used to retrieve interface @@ -164,6 +165,7 @@ struct ifconf }; #define ifc_buf ifc_ifcu.ifcu_buf /* Buffer address. */ #define ifc_req ifc_ifcu.ifcu_req /* Array of structures. */ +#define _IOT_ifconf _IOT(_IOTS(struct ifconf),1,0,0,0,0) /* not right */ __BEGIN_DECLS diff --git a/sysdeps/mach/hurd/Dist b/sysdeps/mach/hurd/Dist index 71729fd49e..6f9abb25ac 100644 --- a/sysdeps/mach/hurd/Dist +++ b/sysdeps/mach/hurd/Dist @@ -7,7 +7,6 @@ libc-ldscript libc_p-ldscript bits/libc-tsd.h net/ethernet.h -net/if.h net/if_arp.h net/if_ether.h net/if_ppp.h diff --git a/sysdeps/mach/hurd/if_index.c b/sysdeps/mach/hurd/if_index.c new file mode 100644 index 0000000000..e8ee999899 --- /dev/null +++ b/sysdeps/mach/hurd/if_index.c @@ -0,0 +1,166 @@ +/* Find network interface names and index numbers. Hurd version. + Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <net/if.h> +#include <hurd.h> +#include <hurd/fsys.h> +#include <string.h> +#include <sys/mman.h> + +static int +map_interfaces (int domain, + unsigned int *idxp, + int (*counted_initializer) (unsigned int count, + size_t nameslen), + int (*iterator) (const char *)) +{ + static const char ifopt[] = "--interface="; + file_t server; + char optsbuf[512], *opts = optsbuf, *p; + size_t optslen = sizeof optsbuf; + error_t err; + + /* Find the socket server for DOMAIN. */ + server = _hurd_socket_server (domain, 0); + if (server == MACH_PORT_NULL) + return 0; + + err = __file_get_fs_options (server, &opts, &optslen); + if (err == MACH_SEND_INVALID_DEST || err == MIG_SERVER_DIED) + { + /* On the first use of the socket server during the operation, + allow for the old server port dying. */ + server = _hurd_socket_server (domain, 1); + if (server == MACH_PORT_NULL) + return -1; + err = __file_get_fs_options (server, &opts, &optslen); + } + if (err) + return __hurd_fail (err), 0; + + if (counted_initializer) + { + unsigned int count = 0; + size_t nameslen = 0; + p = memchr (opts, '\0', optslen); + while (p != 0) + { + char *end = memchr (p + 1, '\0', optslen - (p - opts)); + if (end == 0) + break; + if (optslen - (p - opts) >= sizeof ifopt + && !memcmp (p + 1, ifopt, sizeof ifopt - 1)) + { + size_t len = end + 1 - (p + sizeof ifopt); + nameslen += len > IFNAMSIZ+1 ? IFNAMSIZ+1 : len; + ++count; + } + p = end; + } + + if ((*counted_initializer) (count, nameslen)) + return 0; + } + + *idxp = 0; + for (p = memchr (opts, '\0', optslen); p != 0; + p = memchr (p + 1, '\0', optslen - (p - opts))) + { + ++*idxp; + if (optslen - (p - opts) >= sizeof ifopt + && !memcmp (p + 1, ifopt, sizeof ifopt - 1) + && (*iterator) (p + sizeof ifopt)) + break; + } + + if (opts != optsbuf) + __munmap (opts, optslen); + + return 1; +} + +unsigned int +if_nametoindex (const char *ifname) +{ + unsigned int idx; + int find_name (const char *name) + { + return !strcmp (name, ifname); + } + return map_interfaces (PF_INET, &idx, 0, &find_name) ? idx : 0; +} + +char * +if_indextoname (unsigned int ifindex, char *ifname) +{ + unsigned int idx; + int find_idx (const char *name) + { + if (idx == ifindex) + { + strncpy (ifname, name, IFNAMSIZ); + return 1; + } + return 0; + } + return map_interfaces (PF_INET, &idx, 0, &find_idx) ? ifname : NULL; +} + + +struct if_nameindex * +if_nameindex (void) +{ + unsigned int idx; + struct if_nameindex *buf; + char *namep; + int alloc (unsigned int count, size_t nameslen) + { + buf = malloc ((sizeof buf[0] * (count + 1)) + nameslen); + if (buf == 0) + return 1; + buf[count].if_index = 0; + buf[count].if_name = NULL; + namep = (char *) &buf[count + 1]; + return 0; + } + int fill (const char *name) + { + buf[idx - 1].if_index = idx; + buf[idx - 1].if_name = namep; + namep = __memccpy (namep, name, '\0', IFNAMSIZ+1) ?: &namep[IFNAMSIZ+1]; + return 0; + } + + return map_interfaces (PF_INET, &idx, &alloc, &fill) ? buf : NULL; +} + +void +if_freenameindex (struct if_nameindex *ifn) +{ + free (ifn); +} + + +void +internal_function +__protocol_available (int *have_inet, int *have_inet6) +{ + *have_inet = _hurd_socket_server (PF_INET, 0) != MACH_PORT_NULL; + *have_inet6 = _hurd_socket_server (PF_INET6, 0) != MACH_PORT_NULL; +} diff --git a/sysdeps/mach/hurd/net/if.h b/sysdeps/mach/hurd/net/if.h deleted file mode 100644 index 3c0f6665ad..0000000000 --- a/sysdeps/mach/hurd/net/if.h +++ /dev/null @@ -1,169 +0,0 @@ -/* Copyright (C) 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef _NET_IF_H - -#define _NET_IF_H 1 -#include <features.h> - -#include <sys/types.h> -#include <sys/socket.h> - -/* Standard interface flags. */ -enum - { - IFF_UP = 0x1, /* Interface is up. */ - IFF_BROADCAST = 0x2, /* Broadcast address valid. */ - IFF_DEBUG = 0x4, /* Turn on debugging. */ - IFF_LOOPBACK = 0x8, /* Is a loopback net. */ - IFF_POINTOPOINT = 0x10, /* Interface is point-to-point link. */ - IFF_NOTRAILERS = 0x20, /* Avoid use of trailers. */ - IFF_RUNNING = 0x40, /* Resources allocated. */ - IFF_NOARP = 0x80, /* No address resolution protocol. */ - IFF_PROMISC = 0x100, /* Receive all packets. */ - /* Not supported */ - IFF_ALLMULTI = 0x200, /* Receive all multicast packets. */ - - IFF_MASTER = 0x400, /* Master of a load balancer. */ - IFF_SLAVE = 0x800, /* Slave of a load balancer. */ - - IFF_MULTICAST = 0x1000 /* Supports multicast. */ - }; - -/* The ifaddr structure contains information about one address of an - interface. They are maintained by the different address families, - are allocated and attached when an address is set, and are linked - together so all addresses for an interface can be located. */ - -struct ifaddr - { - struct sockaddr ifa_addr; /* Address of interface. */ - union - { - struct sockaddr ifu_broadaddr; - struct sockaddr ifu_dstaddr; - } ifa_ifu; - struct iface *ifa_ifp; /* Back-pointer to interface. */ - struct ifaddr *ifa_next; /* Next address for interface. */ - }; - -#define ifa_broadaddr ifa_ifu.ifu_broadaddr /* broadcast address */ -#define ifa_dstaddr ifa_ifu.ifu_dstaddr /* other end of link */ - -/* Device mapping structure. I'd just gone off and designed a - beautiful scheme using only loadable modules with arguments for - driver options and along come the PCMCIA people 8) - - Ah well. The get() side of this is good for WDSETUP, and it'll be - handy for debugging things. The set side is fine for now and being - very small might be worth keeping for clean configuration. */ - -struct ifmap - { - unsigned long int mem_start; - unsigned long int mem_end; - unsigned short int base_addr; - unsigned char irq; - unsigned char dma; - unsigned char port; - /* 3 bytes spare */ - }; - -/* Interface request structure used for socket ioctl's. All interface - ioctl's must have parameter definitions which begin with ifr_name. - The remainder may be interface specific. */ -struct ifreq - { -#define IFHWADDRLEN 6 -#define IFNAMSIZ 16 - union - { - char ifrn_name[IFNAMSIZ]; /* Interface name, e.g. "en0". */ - } ifr_ifrn; - - union - { - struct sockaddr ifru_addr; - struct sockaddr ifru_dstaddr; - struct sockaddr ifru_broadaddr; - struct sockaddr ifru_netmask; - struct sockaddr ifru_hwaddr; - short int ifru_flags; - int ifru_ivalue; - int ifru_mtu; - struct ifmap ifru_map; - char ifru_slave[IFNAMSIZ]; /* Just fits the size */ - __caddr_t ifru_data; - } ifr_ifru; - }; - -#define ifr_name ifr_ifrn.ifrn_name /* interface name */ -#define ifr_hwaddr ifr_ifru.ifru_hwaddr /* MAC address */ -#define ifr_addr ifr_ifru.ifru_addr /* address */ -#define ifr_dstaddr ifr_ifru.ifru_dstaddr /* other end of p-p lnk */ -#define ifr_broadaddr ifr_ifru.ifru_broadaddr /* broadcast address */ -#define ifr_netmask ifr_ifru.ifru_netmask /* interface net mask */ -#define ifr_flags ifr_ifru.ifru_flags /* flags */ -#define ifr_metric ifr_ifru.ifru_ivalue /* metric */ -#define ifr_mtu ifr_ifru.ifru_mtu /* mtu */ -#define ifr_map ifr_ifru.ifru_map /* device map */ -#define ifr_slave ifr_ifru.ifru_slave /* slave device */ -#define ifr_data ifr_ifru.ifru_data /* for use by interface */ -#define ifr_ifindex ifr_ifru..ifru_ivalue /* interface index */ - -#define _IOT_ifreq \ -_IOT(_IOTS(struct ifreq),1,0,0,0,0) - -/* Structure used in SIOCGIFCONF request. Used to retrieve interface - configuration for machine (useful for programs which must know all - networks accessible). */ - -struct ifconf - { - int ifc_len; /* Size of buffer. */ - union - { - __caddr_t ifcu_buf; - struct ifreq *ifcu_req; - } ifc_ifcu; - }; -#define ifc_buf ifc_ifcu.ifcu_buf /* Buffer address. */ -#define ifc_req ifc_ifcu.ifcu_req /* Array of structures. */ -#define _IOT_ifconf \ -_IOT(_IOTS(struct ifconf),1,0,0,0,0) - - -/* Convert an interface name to an index, and vice versa. */ - -unsigned int if_nametoindex(const char *ifname); -char *if_indextoname(unsigned int ifindex, char *ifname); - -/* Return a list of all interfaces and their indices. */ - -struct if_nameindex { - unsigned int if_index; /* 1, 2, ... */ - char *if_name; /* null terminated name: "eth0", .... */ -}; - -struct if_nameindex *if_nameindex(void); - -/* Free the data returned from if_nameindex. */ - -void if_freenameindex(struct if_nameindex *ptr); - -#endif /* net/if.h */ diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist index f21ff4886a..87d9044015 100644 --- a/sysdeps/unix/sysv/linux/Dist +++ b/sysdeps/unix/sysv/linux/Dist @@ -23,7 +23,6 @@ socketcall.h sysctl.c termio.h net/ethernet.h -net/if.h net/if_arp.h net/if_packet.h net/if_ppp.h diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 0d230664dc..d972f9ca29 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -66,7 +66,7 @@ sysdep_routines += ntp_gettime endif ifeq ($(subdir),socket) -sysdep_headers += net/if.h net/if_ppp.h net/ppp-comp.h \ +sysdep_headers += net/if_ppp.h net/ppp-comp.h \ net/ppp_defs.h net/if_arp.h net/route.h net/ethernet.h \ net/if_slip.h net/if_packet.h net/if_shaper.h sysdep_routines += cmsg_nxthdr sa_len |