~ubuntu-branches/ubuntu/vivid/basilisk2/vivid

Viewing changes to src/Unix/Linux/NetDriver/sheep_net.c

Committer: Bazaar Package Importer
Author(s): Jonas Smedegaard
Date: 2008-03-06 19:33:01 UTC
mfrom: (2.1.4 gutsy)
Revision ID: james.westby@ubuntu.com-20080306193301-cc2ofn705nfsq3y0

Tags: 0.9.20070407-4

* Update copyright-check cdbs snippet to parse licensecheck using perl:
  + No longer randomly drops newlines
  + More compact hint file (and ordered more like wiki-proposed new copyright
    syntax).
  + No longer ignore files without copyright.
* Update copyright_hints.

files added:
ChangeLog.cvs

debian/README.cdbs-tweaks

debian/cdbs/1

debian/cdbs/1/rules

debian/cdbs/1/rules/buildinfo.mk

debian/cdbs/1/rules/copyright-check.mk

debian/cdbs/1/rules/upstream-tarball.mk

debian/control.in

debian/copyright_hints

debian/patches

debian/patches/1001_mention_Macintosh_in_manpage.patch

debian/patches/1002_fix-capitalized-flag.patch

debian/patches/1003_avoid_undefined_HAVE_SIGSEGV_RECOVERY_1.patch

debian/patches/2001_avoid_stripping_binaries.patch

debian/patches/README

debian/patches/series

src/MacOSX/AudioBackEnd.cpp

src/MacOSX/AudioBackEnd.h

src/MacOSX/AudioDevice.cpp

src/MacOSX/AudioDevice.h

src/MacOSX/BasiliskII.xcode

src/MacOSX/BasiliskII.xcode/project.pbxproj

src/MacOSX/Info.plist

src/MacOSX/MacOSX_sound_if.cpp

src/MacOSX/MacOSX_sound_if.h

src/MacOSX/clip_macosx.cpp

src/SDL

src/SDL/audio_sdl.cpp

src/SDL/keycodes

src/SDL/video_sdl.cpp

src/Unix/Darwin

src/Unix/Darwin/gtk-osx.patch

src/Unix/Darwin/lowmem.c

src/Unix/Darwin/mkstandalone

src/Unix/Darwin/pagezero.c

src/Unix/Darwin/testlmem.sh

src/Unix/ldscripts

src/Unix/ldscripts/freebsd-i386.ld

src/Unix/ldscripts/linux-i386.ld

src/Unix/ldscripts/linux-ppc.ld

src/Unix/ldscripts/linux-x86_64.ld

src/Unix/m4

src/Unix/m4/egrep.m4

src/Unix/m4/esd.m4

src/Unix/m4/gettext.m4

src/Unix/m4/gtk-2.0.m4

src/Unix/m4/gtk.m4

src/Unix/rpc.h

src/Unix/rpc_unix.cpp

src/Unix/tunconfig

src/Windows

src/Windows/BasiliskII.ico

src/Windows/BasiliskII.rc

src/Windows/BasiliskIIGUI.ico

src/Windows/BasiliskIIGUI.rc

src/Windows/Makefile.in

src/Windows/b2ether

src/Windows/b2ether/inc

src/Windows/b2ether/inc/b2ether_hl.h

src/Windows/b2ether/inc/ntddpack.h

src/Windows/b2ether/multiopt.h

src/Windows/b2ether/packet32.cpp

src/Windows/cd_defs.h

src/Windows/cdenable

src/Windows/cdenable/cache.cpp

src/Windows/cdenable/cache.h

src/Windows/cdenable/cdenable.h

src/Windows/cdenable/eject_nt.cpp

src/Windows/cdenable/eject_nt.h

src/Windows/cdenable/ntcd.cpp

src/Windows/cdenable/ntcd.h

src/Windows/clip_windows.cpp

src/Windows/configure.ac

src/Windows/ether_windows.cpp

src/Windows/ether_windows.h

src/Windows/extfs_windows.cpp

src/Windows/kernel_windows.cpp

src/Windows/kernel_windows.h

src/Windows/main_windows.cpp

src/Windows/posix_emu.cpp

src/Windows/posix_emu.h

src/Windows/prefs_editor_gtk.cpp

src/Windows/prefs_windows.cpp

src/Windows/router

src/Windows/router/arp.cpp

src/Windows/router/arp.h

src/Windows/router/dump.cpp

src/Windows/router/dump.h

src/Windows/router/dynsockets.cpp

src/Windows/router/dynsockets.h

src/Windows/router/ftp.cpp

src/Windows/router/ftp.h

src/Windows/router/icmp.cpp

src/Windows/router/icmp.h

src/Windows/router/iphelp.cpp

src/Windows/router/iphelp.h

src/Windows/router/ipsocket.cpp

src/Windows/router/ipsocket.h

src/Windows/router/mib

src/Windows/router/mib/interfaces.cpp

src/Windows/router/mib/interfaces.h

src/Windows/router/mib/mibaccess.cpp

src/Windows/router/mib/mibaccess.h

src/Windows/router/router.cpp

src/Windows/router/router.h

src/Windows/router/router_types.h

src/Windows/router/tcp.cpp

src/Windows/router/tcp.h

src/Windows/router/udp.cpp

src/Windows/router/udp.h

src/Windows/serial_windows.cpp

src/Windows/sys_windows.cpp

src/Windows/sysdeps.h

src/Windows/timer_windows.cpp

src/Windows/user_strings_windows.cpp

src/Windows/user_strings_windows.h

src/Windows/util_windows.cpp

src/Windows/util_windows.h

src/Windows/xpram_windows.cpp

src/slirp

src/slirp/COPYRIGHT

src/slirp/bootp.c

src/slirp/bootp.h

src/slirp/cksum.c

src/slirp/ctl.h

src/slirp/debug.c

src/slirp/debug.h

src/slirp/icmp_var.h

src/slirp/if.c

src/slirp/if.h

src/slirp/ip.h

src/slirp/ip_icmp.c

src/slirp/ip_icmp.h

src/slirp/ip_input.c

src/slirp/ip_output.c

src/slirp/libslirp.h

src/slirp/main.h

src/slirp/mbuf.c

src/slirp/mbuf.h

src/slirp/misc.c

src/slirp/misc.h

src/slirp/sbuf.c

src/slirp/sbuf.h

src/slirp/slirp.c

src/slirp/slirp.h

src/slirp/slirp_config.h

src/slirp/socket.c

src/slirp/socket.h

src/slirp/tcp.h

src/slirp/tcp_input.c

src/slirp/tcp_output.c

src/slirp/tcp_subr.c

src/slirp/tcp_timer.c

src/slirp/tcp_timer.h

src/slirp/tcp_var.h

src/slirp/tcpip.h

src/slirp/tftp.c

src/slirp/tftp.h

src/slirp/udp.c

src/slirp/udp.h

src/uae_cpu/compiler/test_codegen_x86.cpp

files removed:
debian/cdbs/autotools-vars.mk

src/MacOSX/BasiliskII.pbproj/nigel.pbxuser

src/MacOSX/audio_macosx.mm

src/Unix/autom4te.cache

src/Unix/autom4te.cache/output.0

src/Unix/autom4te.cache/requests

src/Unix/autom4te.cache/traces.0

files modified:
BasiliskII.spec

ChangeLog

INSTALL

Makefile

README

TODO

debian/TODO

debian/changelog

debian/compat

debian/control

debian/copyright

debian/menu

debian/rules

debian/watch

src/AmigaOS/clip_amiga.cpp

src/AmigaOS/prefs_amiga.cpp

src/AmigaOS/sysdeps.h

src/AmigaOS/timer_amiga.cpp

src/AmigaOS/user_strings_amiga.cpp

src/AmigaOS/user_strings_amiga.h

src/AmigaOS/video_amiga.cpp

src/BeOS/about_window.cpp

src/BeOS/about_window.h

src/BeOS/audio_beos.cpp

src/BeOS/clip_beos.cpp

src/BeOS/ether_beos.cpp

src/BeOS/extfs_beos.cpp

src/BeOS/main_beos.cpp

src/BeOS/prefs_beos.cpp

src/BeOS/prefs_editor_beos.cpp

src/BeOS/scsi_beos.cpp

src/BeOS/serial_beos.cpp

src/BeOS/sys_beos.cpp

src/BeOS/sysdeps.h

src/BeOS/timer_beos.cpp

src/BeOS/user_strings_beos.cpp

src/BeOS/user_strings_beos.h

src/BeOS/video_beos.cpp

src/BeOS/xpram_beos.cpp

src/MacOSX/0_HOW_TO_BUILD.txt

src/MacOSX/1_prepare_files.sh

src/MacOSX/BasiliskII.pbproj/project.pbxproj

src/MacOSX/Controller.h

src/MacOSX/Controller.mm

src/MacOSX/Credits.html

src/MacOSX/Emulator.h

src/MacOSX/Emulator.mm

src/MacOSX/EmulatorView.h

src/MacOSX/EmulatorView.mm

src/MacOSX/English.lproj/InfoPlist.strings

src/MacOSX/English.lproj/MainMenu.nib/classes.nib

src/MacOSX/English.lproj/MainMenu.nib/info.nib

src/MacOSX/English.lproj/MainMenu.nib/objects.nib

src/MacOSX/HowTo.html

src/MacOSX/Makefile.in

src/MacOSX/NNThread.h

src/MacOSX/NNThread.m

src/MacOSX/PrefsEditor.h

src/MacOSX/PrefsEditor.mm

src/MacOSX/ToDo.html

src/MacOSX/Versions.html

src/MacOSX/audio_defs_macosx.h

src/MacOSX/audio_macosx.cpp

src/MacOSX/configure.in

src/MacOSX/extfs_macosx.h

src/MacOSX/extfs_macosx.mm

src/MacOSX/macos_util_macosx.h

src/MacOSX/main_macosx.h

src/MacOSX/main_macosx.mm

src/MacOSX/misc_macosx.h

src/MacOSX/misc_macosx.mm

src/MacOSX/prefs_macosx.cpp

src/MacOSX/sys_darwin.cpp

src/MacOSX/sysdeps.h

src/MacOSX/video_macosx.h

src/MacOSX/video_macosx.mm

src/Unix/BasiliskII.1

src/Unix/FreeBSD/scsi_freebsd.cpp

src/Unix/FreeBSD/scsidump.cpp

src/Unix/Irix/audio_irix.cpp

src/Unix/Irix/unaligned.c

src/Unix/Linux/NetDriver/Makefile

src/Unix/Linux/NetDriver/sheep_net.c

src/Unix/Linux/scsi_linux.cpp

src/Unix/Makefile.in

src/Unix/Solaris/audio_solaris.cpp

src/Unix/acinclude.m4

src/Unix/aclocal.m4

src/Unix/asm_support.s

src/Unix/audio_oss_esd.cpp

src/Unix/clip_unix.cpp

src/Unix/config.h.in

src/Unix/configure

src/Unix/configure.ac

src/Unix/ether_unix.cpp

src/Unix/extfs_unix.cpp

src/Unix/keycodes

src/Unix/main_unix.cpp

src/Unix/posix_sem.cpp

src/Unix/prefs_editor_gtk.cpp

src/Unix/prefs_unix.cpp

src/Unix/semaphore.h

src/Unix/serial_unix.cpp

src/Unix/sigsegv.cpp

src/Unix/sigsegv.h

src/Unix/sys_unix.cpp

src/Unix/sysdeps.h

src/Unix/timer_unix.cpp

src/Unix/user_strings_unix.cpp

src/Unix/user_strings_unix.h

src/Unix/video_blit.cpp

src/Unix/video_blit.h

src/Unix/video_vosf.h

src/Unix/video_x.cpp

src/Unix/vm_alloc.cpp

src/Unix/vm_alloc.h

src/Unix/xpram_unix.cpp

src/adb.cpp

src/audio.cpp

src/cdrom.cpp

src/disk.cpp

src/dummy/audio_dummy.cpp

src/dummy/clip_dummy.cpp

src/dummy/ether_dummy.cpp

src/dummy/prefs_dummy.cpp

src/dummy/prefs_editor_dummy.cpp

src/dummy/scsi_dummy.cpp

src/dummy/serial_dummy.cpp

src/dummy/user_strings_dummy.cpp

src/dummy/xpram_dummy.cpp

src/emul_op.cpp

src/ether.cpp

src/extfs.cpp

src/include/adb.h

src/include/audio.h

src/include/audio_defs.h

src/include/cdrom.h

src/include/clip.h

src/include/debug.h

src/include/disk.h

src/include/emul_op.h

src/include/ether.h

src/include/ether_defs.h

src/include/extfs.h

src/include/extfs_defs.h

src/include/macos_util.h

src/include/main.h

src/include/prefs.h

src/include/prefs_editor.h

src/include/rom_patches.h

src/include/rsrc_patches.h

src/include/scsi.h

src/include/serial.h

src/include/serial_defs.h

src/include/slot_rom.h

src/include/sony.h

src/include/sys.h

src/include/timer.h

src/include/user_strings.h

src/include/version.h

src/include/video.h

src/include/video_defs.h

src/include/xpram.h

src/macos_util.cpp

src/main.cpp

src/native_cpu/cpu_emulation.h

src/powerrom_cpu/cpu_emulation.h

src/powerrom_cpu/powerrom_cpu.cpp

src/prefs.cpp

src/prefs_items.cpp

src/rom_patches.cpp

src/rsrc_patches.cpp

src/scsi.cpp

src/serial.cpp

src/slot_rom.cpp

src/sony.cpp

src/timer.cpp

src/uae_cpu/basilisk_glue.cpp

src/uae_cpu/build68k.c

src/uae_cpu/compiler/codegen_x86.cpp

src/uae_cpu/compiler/codegen_x86.h

src/uae_cpu/compiler/compemu.h

src/uae_cpu/compiler/compemu_fpp.cpp

src/uae_cpu/compiler/compemu_support.cpp

src/uae_cpu/compiler/flags_x86.h

src/uae_cpu/compiler/gencomp.c

src/uae_cpu/cpu_emulation.h

src/uae_cpu/fpu/core.h

src/uae_cpu/fpu/exceptions.cpp

src/uae_cpu/fpu/exceptions.h

src/uae_cpu/fpu/flags.cpp

src/uae_cpu/fpu/flags.h

src/uae_cpu/fpu/fpu.h

src/uae_cpu/fpu/fpu_ieee.h

src/uae_cpu/fpu/fpu_uae.h

src/uae_cpu/fpu/fpu_x86.cpp

src/uae_cpu/fpu/fpu_x86.h

src/uae_cpu/fpu/impl.h

src/uae_cpu/fpu/mathlib.cpp

src/uae_cpu/fpu/mathlib.h

src/uae_cpu/fpu/rounding.cpp

src/uae_cpu/fpu/rounding.h

src/uae_cpu/fpu/types.h

src/uae_cpu/gencpu.c

src/uae_cpu/m68k.h

src/uae_cpu/memory.cpp

src/uae_cpu/memory.h

src/uae_cpu/newcpu.cpp

src/uae_cpu/newcpu.h

src/uae_cpu/readcpu.cpp

src/uae_cpu/spcflags.h

src/user_strings.cpp

src/video.cpp

src/xpram.cpp

Show diffs side-by-side

added added

removed removed

src/Unix/Linux/NetDriver/sheep_net.c

* sheep_net.c - Linux driver for SheepShaver/Basilisk II networking (access to raw Ethernet packets)

* 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

#include <linux/init.h>

#include <net/sock.h>

#include <asm/uaccess.h>

#include <asm/ioctls.h>

#include <net/arp.h>

#include <net/ip.h>

#include <linux/in.h>

MODULE_DESCRIPTION("Pseudo ethernet device for emulators");

/* Compatibility glue */

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)

#define LINUX_26

#endif

#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)

#define LINUX_24

#else

typedef struct wait_queue *wait_queue_head_t;

#define init_waitqueue_head(x) *(x)=NULL

#endif

#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9)

#define eth_hdr(skb) (skb)->mac.ethernet

#endif

#ifdef LINUX_26

#define compat_sk_alloc(a,b,c) sk_alloc( (a), (b), (c), NULL )

#define skt_set_dead(skt) do {} while(0)

#define wmem_alloc sk_wmem_alloc

#else

#define compat_sk_alloc sk_alloc

#define skt_set_dead(skt) (skt)->dead = 1

#endif

#define DEBUG 0

114

115

100

116

struct SheepVars {

117

/* IMPORTANT: the packet_type struct must go first. It no longer

118

(2.6) contains * a data field so we typecast to get the SheepVars

119

struct */

120

struct packet_type pt; /* Receiver packet type */

101

121

struct net_device *ether; /* The Ethernet device we're attached to */

102

122

struct sock *skt; /* Socket for communication with Ethernet card */

103

123

struct sk_buff_head queue; /* Receiver packet queue */

104

struct packet_type pt; /* Receiver packet type */

105

124

wait_queue_head_t wait; /* Wait queue for blocking read operations */

106

125

u32 ipfilter; /* Only receive IP packets destined for this address (host byte order) */

107

126

char eth_addr[6]; /* Hardware address of the Ethernet card */

115

134

116

135

117

136

static struct file_operations sheep_net_fops = {

118

read: sheep_net_read,

119

write: sheep_net_write,

120

poll: sheep_net_poll,

121

ioctl: sheep_net_ioctl,

122

open: sheep_net_open,

123

release: sheep_net_release,

137

.owner = THIS_MODULE,

138

.read = sheep_net_read,

139

.write = sheep_net_write,

140

.poll = sheep_net_poll,

141

.ioctl = sheep_net_ioctl,

142

.open = sheep_net_open,

143

.release = sheep_net_release,

124

144

};

125

145

126

146

129

149

130

150

131

151

static struct miscdevice sheep_net_device = {

132

SHEEP_NET_MINOR, /* minor number */

133

"sheep_net", /* name */

134

&sheep_net_fops,

135

NULL,

136

NULL

152

.minor = SHEEP_NET_MINOR, /* minor number */

153

.name = "sheep_net", /* name */

154

.fops = &sheep_net_fops

137

155

};

138

156

139

157

156

174

* Deinitialize module

157

175

158

176

159

int cleanup_module(void)

177

void cleanup_module(void)

160

178

{

161

int ret;

162

163

179

/* Unregister driver */

164

ret = misc_deregister(&sheep_net_device);

180

misc_deregister(&sheep_net_device);

165

181

D(bug("Sheep net driver removed\n"));

166

return ret;

167

182

}

168

183

169

184

181

196

return -EPERM;

182

197

183

198

/* Allocate private variables */

184

v = (struct SheepVars *)f->private_data = kmalloc(sizeof(struct SheepVars), GFP_USER);

199

v = (struct SheepVars *)(f->private_data = kmalloc(sizeof(struct SheepVars), GFP_USER));

185

200

if (v == NULL)

186

201

return -ENOMEM;

187

202

memset(v, 0, sizeof(struct SheepVars));

195

210

v->fake_addr[5] = 0xef;

196

211

197

212

/* Yes, we're open */

213

#ifndef LINUX_26

198

214

MOD_INC_USE_COUNT;

215

#endif

199

216

return 0;

200

217

}

201

218

229

246

kfree(v);

230

247

231

248

/* Sorry, we're closed */

249

#ifndef LINUX_26

232

250

MOD_DEC_USE_COUNT;

251

#endif

233

252

return 0;

234

253

}

235

254

382

401

skb->mac.raw = skb->data;

383

402

384

403

/* Base the IP-filtering on the IP address in any outgoing ARP packets */

385

if (skb->mac.ethernet->h_proto == htons(ETH_P_ARP)) {

404

if (eth_hdr(skb)->h_proto == htons(ETH_P_ARP)) {

386

405

u8 *p = &skb->data[14+14]; /* source IP address */

387

406

u32 ip = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];

388

407

if (ip != v->ipfilter) {

485

504

memcpy(v->eth_addr, v->ether->dev_addr, 6);

486

505

487

506

/* Allocate socket */

488

v->skt = sk_alloc(0, GFP_USER, 1);

507

v->skt = compat_sk_alloc(0, GFP_USER, 1);

489

508

if (v->skt == NULL) {

490

509

err = -ENOMEM;

491

510

goto error;

492

511

}

493

v->skt->dead = 1;

512

skt_set_dead(v->skt);

494

513

495

514

/* Attach packet handler */

496

515

v->pt.type = htons(ETH_P_ALL);

497

516

v->pt.dev = v->ether;

498

517

v->pt.func = sheep_net_receiver;

499

v->pt.data = v;

500

518

dev_add_pack(&v->pt);

501

519

#ifndef LINUX_24

502

520

dev_unlock_list();

555

573

int count = 0;

556

574

struct sk_buff *skb;

557

575

#ifdef LINUX_24

558

long flags;

576

unsigned long flags;

559

577

spin_lock_irqsave(&v->queue.lock, flags);

560

578

#else

561

579

cli();

590

608

591

609

static int sheep_net_receiver(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt)

592

610

{

593

struct SheepVars *v = (struct SheepVars *)pt->data;

611

struct SheepVars *v = (struct SheepVars *)pt;

594

612

struct sk_buff *skb2;

595

613

int fake;

596

614

int multicast;

597

615

D(bug("sheep_net: packet received\n"));

598

616

599

multicast = (skb->mac.ethernet->h_dest[0] & ETH_ADDR_MULTICAST);

600

fake = is_fake_addr(v, &skb->mac.ethernet->h_dest);

617

multicast = (eth_hdr(skb)->h_dest[0] & ETH_ADDR_MULTICAST);

618

fake = is_fake_addr(v, &eth_hdr(skb)->h_dest);

601

619

602

620

/* Packet sent by us? Then discard */

603

if (is_fake_addr(v, &skb->mac.ethernet->h_source) || skb->protocol == PROT_MAGIC)

621

if (is_fake_addr(v, &eth_hdr(skb)->h_source) || skb->protocol == PROT_MAGIC)

604

622

goto drop;

605

623

606

624

/* If the packet is not meant for this host, discard it */

607

if (!is_local_addr(v, &skb->mac.ethernet->h_dest) && !multicast && !fake)

625

if (!is_local_addr(v, &eth_hdr(skb)->h_dest) && !multicast && !fake)

608

626

goto drop;

609

627

610

628

/* Discard packets if queue gets too full */

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