This patch includes the update of patch upstream status of the following recipes (50 in all): grub pciutils setserial dhcp iproute2 libnss-mdns nfs-utils openssl portmap busybox coreutils dbus dropbear ncurses readline sysfsutils sysvinit tinylogin udev update-rc.d util-linux elfutils file pkgconfig syslinux ubootchart yaffs2 findutils gamin hdparm libaio libzypp parted procps sat-solver screen sed sysklogd tcp-wrapper time zypper attr boost createrepo gnutls hal js libgcrypt libnl libusb-compat (From OE-Core rev: 1e6f767663b7d5fb6277fd2b214f4a50e24d4ffd) Signed-off-by: Qing He <qing.he@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
779 lines
20 KiB
Diff
779 lines
20 KiB
Diff
Upstream-Status: Inappropriate [distribution]
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--- udev-081/udevsynthesize.c.orig 2006-01-29 12:22:45.000000000 +0100
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+++ udev-081/udevsynthesize.c 2006-01-29 12:22:40.000000000 +0100
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@@ -0,0 +1,763 @@
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+/*
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+ * udevcoldplug.c
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+ *
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+ * Copyright (C) 2005 SUSE Linux Products GmbH
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+ *
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+ * Author:
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+ * Kay Sievers <kay.sievers@vrfy.org>
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+ *
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+ * Synthesize kernel events from sysfs information and pass them
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+ * to the udevd daemon.
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+ *
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+ * This program is free software; you can redistribute it and/or modify it
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+ * under the terms of the GNU General Public License as published by the
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+ * Free Software Foundation version 2 of the License.
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+ *
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+ * This program is distributed in the hope that it will be useful, but
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+ * WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ * General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License along
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+ * with this program; if not, write to the Free Software Foundation, Inc.,
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+ * 675 Mass Ave, Cambridge, MA 02139, USA.
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+ *
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+ */
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+
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+#include <stdlib.h>
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+#include <stddef.h>
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+#include <string.h>
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+#include <stdio.h>
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+#include <unistd.h>
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+#include <errno.h>
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+#include <ctype.h>
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+#include <fcntl.h>
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+#include <dirent.h>
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+#include <signal.h>
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+#include <syslog.h>
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+#include <sys/socket.h>
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+#include <sys/un.h>
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+#include <sys/wait.h>
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+#include <sys/stat.h>
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+#include <sys/types.h>
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+
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+#include "udev_libc_wrapper.h"
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+#include "udev.h"
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+#include "udevd.h"
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+#include "udev_version.h"
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+#include "logging.h"
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+
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+#include "list.h"
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+
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+#ifndef DT_DIR
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+#define DT_DIR 4
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+#endif
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+
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+static const char *udev_log_str;
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+static int udevd_sock = -1;
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+
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+#ifdef USE_LOG
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+void log_message(int priority, const char *format, ...)
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+{
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+ va_list args;
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+
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+ if (priority > udev_log_priority)
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+ return;
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+
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+ va_start(args, format);
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+ vsyslog(priority, format, args);
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+ va_end(args);
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+}
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+#endif
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+
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+struct device {
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+ struct list_head node;
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+ struct udevd_msg msg;
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+ size_t bufpos;
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+ char *path;
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+};
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+
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+static dev_t read_devt(const char *path)
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+{
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+ char filename[PATH_SIZE];
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+ char majorminor[64];
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+ unsigned int major, minor;
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+ ssize_t count;
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+ int fd;
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+
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+ snprintf(filename, sizeof(filename), "%s/%s", path, "dev");
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+ filename[sizeof(filename)-1] = '\0';
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+
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+ fd = open(filename, O_RDONLY);
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+ if (fd < 0)
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+ return 0;
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+
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+ count = read(fd, majorminor, sizeof(majorminor));
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+ close(fd);
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+ majorminor[count] = '\0';
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+ if (sscanf(majorminor, "%u:%u", &major, &minor) != 2)
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+ return 0;
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+ dbg("found major=%d, minor=%d", major, minor);
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+
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+ return makedev(major, minor);
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+}
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+
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+static ssize_t read_file(const char *directory, const char *file, char *str, size_t len)
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+{
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+ char filename[PATH_SIZE];
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+ ssize_t count;
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+ int fd;
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+
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+ memset(filename, 0, sizeof(filename));
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+ snprintf(filename, sizeof(filename), "%s/%s", directory, file);
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+ filename[sizeof(filename)-1] = '\0';
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+
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+ fd = open(filename, O_RDONLY);
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+ if (fd < 0)
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+ return -1;
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+
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+ count = read(fd, str, len-1);
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+ close(fd);
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+
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+ if (count > (ssize_t)len)
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+ count = len;
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+ str[count-1] = '\0';
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+
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+ return count;
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+}
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+
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+static ssize_t read_link(const char *directory, const char *file, char *str, size_t size)
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+{
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+ char filename[PATH_SIZE];
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+ char target[PATH_SIZE];
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+ int len;
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+ char *back;
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+ char *strip;
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+ int level = 1;
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+
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+ snprintf(filename, sizeof(filename), "%s/%s", directory, file);
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+ filename[sizeof(filename)-1] = '\0';
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+
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+ len = readlink(filename, target, sizeof(target)-1);
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+ if (len < 0)
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+ return -1;
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+ target[len] = '\0';
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+
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+ back = target;
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+ while (strncmp(back, "../", 3) == 0) {
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+ back += 3;
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+ level++;
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+ }
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+ while(level--) {
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+ strip = strrchr(filename, '/');
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+ if (!strip)
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+ return -1;
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+ strip[0] = '\0';
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+ }
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+
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+ snprintf(str, size, "%s/%s", filename, back);
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+ str[size-1] = '\0';
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+
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+ return len;
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+}
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+
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+static char *add_env_key(struct device *device, const char *key, const char *value)
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+{
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+ size_t pos = device->bufpos;
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+ device->bufpos += sprintf(&device->msg.envbuf[device->bufpos], "%s=%s", key, value)+1;
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+ return &device->msg.envbuf[pos];
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+}
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+
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+static struct device *device_create(const char *path, const char *subsystem, dev_t devt)
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+{
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+ struct device *device;
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+ const char *devpath = &path[strlen(sysfs_path)];
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+ char target[PATH_SIZE];
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+
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+ device = malloc(sizeof(struct device));
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+ if (device == NULL) {
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+ dbg("error malloc");
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+ return NULL;
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+ }
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+ memset(device, 0x00, sizeof(struct device));
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+
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+ device->path = add_env_key(device, "DEVPATH", devpath);
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+ device->path += strlen("DEVPATH=");
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+ add_env_key(device, "SUBSYSTEM", subsystem);
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+ add_env_key(device, "ACTION", "add");
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+ add_env_key(device, "UDEV_COLDPLUG", "1");
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+
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+ if (major(devt)) {
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+ char number[32];
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+ sprintf(number, "%u", major(devt));
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+ add_env_key(device, "MAJOR", number);
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+ sprintf(number, "%u", minor(devt));
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+ add_env_key(device, "MINOR", number);
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+ }
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+
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+ if (strncmp(devpath, "/block/", strlen("/block/")) == 0 ||
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+ strncmp(devpath, "/class/", strlen("/class/")) == 0) {
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+ char physpath[PATH_SIZE];
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+
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+ if (read_link(path, "device", physpath, sizeof(physpath)) > (ssize_t)strlen(sysfs_path)) {
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+ add_env_key(device, "PHYSDEVPATH", &physpath[strlen(sysfs_path)]);
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+ if (read_link(physpath, "driver", target, sizeof(target)) > (ssize_t)strlen(sysfs_path)) {
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+ char *pos = strrchr(target, '/');
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+ if (pos)
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+ add_env_key(device, "PHYSDEVDRIVER", &pos[1]);
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+ }
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+ if (read_link(physpath, "bus", target, sizeof(target)) > (ssize_t)strlen(sysfs_path)) {
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+ char *pos = strrchr(target, '/');
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+ if (pos)
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+ add_env_key(device, "PHYSDEVBUS", &pos[1]);
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+ }
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+ }
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+ } else if (strncmp(devpath, "/devices/", strlen("/devices/")) == 0) {
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+ if (read_link(path, "driver", target, sizeof(target)) > (ssize_t)strlen(sysfs_path)) {
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+ char *pos = strrchr(target, '/');
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+ if (pos)
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+ add_env_key(device, "PHYSDEVDRIVER", &pos[1]);
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+ }
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+ if (read_link(path, "bus", target, sizeof(target)) > (ssize_t)strlen(sysfs_path)) {
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+ char *pos = strrchr(target, '/');
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+ if (pos)
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+ add_env_key(device, "PHYSDEVBUS", &pos[1]);
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+ }
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+ }
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+
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+ return device;
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+}
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+
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+static int device_list_insert(struct list_head *device_list, struct device *device)
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+{
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+ struct device *loop_device;
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+
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+ dbg("insert: '%s'", device->path);
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+
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+ /* sort files in lexical order */
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+ list_for_each_entry(loop_device, device_list, node)
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+ if (strcmp(loop_device->path, device->path) > 0)
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+ break;
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+
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+ list_add_tail(&device->node, &loop_device->node);
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+
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+ return 0;
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+}
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+
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+static int add_device_udevd(struct device *device)
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+{
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+ size_t msg_len;
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+ struct sockaddr_un saddr;
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+ socklen_t addrlen;
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+ int retval;
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+
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+ memset(&saddr, 0x00, sizeof(struct sockaddr_un));
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+ saddr.sun_family = AF_LOCAL;
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+ /* use abstract namespace for socket path */
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+ strcpy(&saddr.sun_path[1], UDEVD_SOCK_PATH);
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+ addrlen = offsetof(struct sockaddr_un, sun_path) + strlen(saddr.sun_path+1) + 1;
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+
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+ strcpy(device->msg.magic, UDEV_MAGIC);
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+ device->msg.type = UDEVD_UEVENT_UDEVSEND;
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+
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+ msg_len = offsetof(struct udevd_msg, envbuf) + device->bufpos;
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+ dbg("msg_len=%i", msg_len);
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+
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+ retval = sendto(udevd_sock, &device->msg, msg_len, 0, (struct sockaddr *)&saddr, addrlen);
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+ if (retval < 0)
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+ return -1;
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+
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+ return 0;
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+}
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+
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+static void exec_list(struct list_head *device_list, const char *first[], const char *last[])
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+{
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+ struct device *loop_device;
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+ struct device *tmp_device;
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+ int i;
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+
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+ /* handle the "first" type devices first */
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+ if (first)
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+ list_for_each_entry_safe(loop_device, tmp_device, device_list, node) {
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+ for (i = 0; first[i] != NULL; i++) {
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+ if (strncmp(loop_device->path, first[i], strlen(first[i])) == 0) {
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+ add_device_udevd(loop_device);
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+ list_del(&loop_device->node);
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+ free(loop_device);
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+ break;
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+ }
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+ }
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+ }
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+
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+ /* handle the devices we are allowed to, excluding the "last" type devices */
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+ if (last)
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+ list_for_each_entry_safe(loop_device, tmp_device, device_list, node) {
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+ int found = 0;
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+ for (i = 0; last[i] != NULL; i++) {
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+ if (strncmp(loop_device->path, last[i], strlen(last[i])) == 0) {
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+ found = 1;
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+ break;
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+ }
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+ }
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+ if (found)
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+ continue;
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+
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+ add_device_udevd(loop_device);
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+ list_del(&loop_device->node);
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+ free(loop_device);
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+ }
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+
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+ /* handle the rest of the devices */
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+ list_for_each_entry_safe(loop_device, tmp_device, device_list, node) {
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+ add_device_udevd(loop_device);
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+ list_del(&loop_device->node);
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+ free(loop_device);
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+ }
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+}
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+
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+static int udev_scan_class(void)
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+{
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+ char base[PATH_SIZE];
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+ DIR *dir;
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+ struct dirent *dent;
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+ LIST_HEAD(device_list);
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+
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+ /* we want /dev/null and /dev/console first */
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+ const char *first[] = {
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+ "/class/mem",
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+ "/class/tty",
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+ NULL,
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+ };
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+
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+ snprintf(base, sizeof(base), "%s/class", sysfs_path);
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+ base[sizeof(base)-1] = '\0';
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+
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+ dir = opendir(base);
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+ if (!dir)
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+ return -1;
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+
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+ for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
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+ char dirname[PATH_SIZE];
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+ DIR *dir2;
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+ struct dirent *dent2;
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+
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+ if (dent->d_name[0] == '.')
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+ continue;
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+
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+ snprintf(dirname, sizeof(dirname), "%s/%s", base, dent->d_name);
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+ dirname[sizeof(dirname)-1] = '\0';
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+
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+ dir2 = opendir(dirname);
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+ if (!dir2)
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+ continue;
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+ for (dent2 = readdir(dir2); dent2 != NULL; dent2 = readdir(dir2)) {
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+ char dirname2[PATH_SIZE];
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+ struct device *device;
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+ dev_t devt;
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+
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+ if (dent2->d_name[0] == '.')
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+ continue;
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+ if (dent2->d_type != DT_DIR)
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+ continue;
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+
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+ snprintf(dirname2, sizeof(dirname2), "%s/%s", dirname, dent2->d_name);
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+ dirname2[sizeof(dirname2)-1] = '\0';
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+ devt = read_devt(dirname2);
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+ device = device_create(dirname2, dent->d_name, devt);
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+
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+ if (strcmp(dent->d_name, "net") == 0 ||
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+ strcmp(dent->d_name, "bluetooth") == 0) {
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+ add_env_key(device, "INTERFACE", dent2->d_name);
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+ } else if (strcmp(dent->d_name, "pcmcia_socket") == 0 &&
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+ strlen(dent->d_name) > 14) {
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+ add_env_key(device, "SOCKET_NO",
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+ dent2->d_name + 14);
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+ }
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+
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+ device_list_insert(&device_list, device);
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+ }
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+ closedir(dir2);
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+ }
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+ closedir(dir);
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+ exec_list(&device_list, first, NULL);
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+
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+ return 0;
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+}
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+
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+static int udev_scan_block(void)
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+{
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+ char base[PATH_SIZE];
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+ DIR *dir;
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+ struct dirent *dent;
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+ LIST_HEAD(device_list);
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+
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+ /* dm wants to have the block devices around before it */
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+ const char *last[] = {
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+ "/block/dm",
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+ NULL,
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+ };
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+
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+ snprintf(base, sizeof(base), "%s/block", sysfs_path);
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+ base[sizeof(base)-1] = '\0';
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+
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+ dir = opendir(base);
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+ if (!dir)
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+ return -1;
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+
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+ for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
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+ char dirname[PATH_SIZE];
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+ struct device *device;
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+ struct dirent *dent2;
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+ DIR *dir2;
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+ dev_t devt;
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+
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+ if (dent->d_name[0] == '.')
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+ continue;
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+ if (dent->d_type != DT_DIR)
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+ continue;
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+
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+ snprintf(dirname, sizeof(dirname), "%s/%s", base, dent->d_name);
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+ dirname[sizeof(dirname)-1] = '\0';
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+ devt = read_devt(dirname);
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+ if (major(devt)) {
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+ device = device_create(dirname, "block", devt);
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+ device_list_insert(&device_list, device);
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+ }
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+
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+ /* look for partitions */
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+ dir2 = opendir(dirname);
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+ if (!dir2)
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+ continue;
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+ for (dent2 = readdir(dir2); dent2 != NULL; dent2 = readdir(dir2)) {
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+ char dirname2[PATH_SIZE];
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+
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+ if (dent2->d_name[0] == '.')
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+ continue;
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+ if (dent2->d_type != DT_DIR)
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+ continue;
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+
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+ snprintf(dirname2, sizeof(dirname2), "%s/%s", dirname, dent2->d_name);
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+ dirname2[sizeof(dirname2)-1] = '\0';
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+ devt = read_devt(dirname2);
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+ if (major(devt)) {
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+ device = device_create(dirname2, "block", devt);
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+ device_list_insert(&device_list, device);
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+ continue;
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+ }
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+ }
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+ closedir(dir2);
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+ }
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+ closedir(dir);
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+ exec_list(&device_list, NULL, last);
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+
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+ return 0;
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+}
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+
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+static int pci_handler(struct device *device)
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+{
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+ char path[PATH_SIZE];
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+ char value[PATH_SIZE];
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+ char vendor[PATH_SIZE];
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+ char product[PATH_SIZE];
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+ const char *name;
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+
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+ snprintf(path, sizeof(path), "%s%s", sysfs_path, device->path);
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+ path[sizeof(path)-1] = '\0';
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+
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+ if (read_file(path, "modalias", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "MODALIAS", value);
|
|
+
|
|
+ name = strrchr(device->path, '/');
|
|
+ if (name)
|
|
+ add_env_key(device, "PCI_SLOT_NAME", &name[1]);
|
|
+
|
|
+ if (read_file(path, "class", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "PCI_CLASS", &value[2]);
|
|
+
|
|
+ if (read_file(path, "vendor", vendor, sizeof(vendor)) > 0 &&
|
|
+ read_file(path, "device", product, sizeof(product)) > 0) {
|
|
+ snprintf(value, sizeof(value), "%s:%s", &vendor[2], &product[2]);
|
|
+ path[sizeof(value)-1] = '\0';
|
|
+ add_env_key(device, "PCI_ID", value);
|
|
+ }
|
|
+
|
|
+ if (read_file(path, "subsystem_vendor", vendor, sizeof(vendor)) > 0 &&
|
|
+ read_file(path, "subsystem_device", product, sizeof(product)) > 0) {
|
|
+ snprintf(value, sizeof(value), "%s:%s", &vendor[2], &product[2]);
|
|
+ path[sizeof(value)-1] = '\0';
|
|
+ add_env_key(device, "PCI_SUBSYS_ID", value);
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int usb_handler(struct device *device)
|
|
+{
|
|
+ char path[PATH_SIZE];
|
|
+ char value[PATH_SIZE];
|
|
+ char str1[PATH_SIZE];
|
|
+ char str2[PATH_SIZE];
|
|
+ char str3[PATH_SIZE];
|
|
+ unsigned int int1;
|
|
+ unsigned int int2;
|
|
+ unsigned int int3;
|
|
+ char *pos;
|
|
+
|
|
+ snprintf(path, sizeof(path), "%s%s", sysfs_path, device->path);
|
|
+ path[sizeof(path)-1] = '\0';
|
|
+
|
|
+ /* device events have : in their directory name */
|
|
+ pos = strrchr(path, '/');
|
|
+ if (!strchr(pos, ':'))
|
|
+ return 0; /* and do not have other variables */
|
|
+
|
|
+ if (read_file(path, "modalias", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "MODALIAS", value);
|
|
+
|
|
+ if (read_file(path, "bInterfaceClass", str1, sizeof(str1)) > 0 &&
|
|
+ read_file(path, "bInterfaceSubClass", str2, sizeof(str2)) > 0 &&
|
|
+ read_file(path, "bInterfaceProtocol", str3, sizeof(str3)) > 0) {
|
|
+ int1 = (int) strtol(str1, NULL, 16);
|
|
+ int2 = (int) strtol(str2, NULL, 16);
|
|
+ int3 = (int) strtol(str3, NULL, 16);
|
|
+ snprintf(value, sizeof(value), "%u/%u/%u", int1, int2, int3);
|
|
+ path[sizeof(value)-1] = '\0';
|
|
+ add_env_key(device, "INTERFACE", value);
|
|
+ }
|
|
+
|
|
+ /* move to the parent directory */
|
|
+ pos[0] = '\0';
|
|
+
|
|
+ if (read_file(path, "idVendor", str1, sizeof(str1)) > 0 &&
|
|
+ read_file(path, "idProduct", str2, sizeof(str2)) > 0 &&
|
|
+ read_file(path, "bcdDevice", str3, sizeof(str3)) > 0) {
|
|
+ int1 = (int) strtol(str1, NULL, 16);
|
|
+ int2 = (int) strtol(str2, NULL, 16);
|
|
+ int3 = (int) strtol(str3, NULL, 16);
|
|
+ snprintf(value, sizeof(value), "%x/%x/%x", int1, int2, int3);
|
|
+ path[sizeof(value)-1] = '\0';
|
|
+ add_env_key(device, "PRODUCT", value);
|
|
+ }
|
|
+
|
|
+ if (read_file(path, "bDeviceClass", str1, sizeof(str1)) > 0 &&
|
|
+ read_file(path, "bDeviceSubClass", str2, sizeof(str2)) > 0 &&
|
|
+ read_file(path, "bDeviceProtocol", str3, sizeof(str3)) > 0) {
|
|
+ int1 = (int) strtol(str1, NULL, 16);
|
|
+ int2 = (int) strtol(str2, NULL, 16);
|
|
+ int3 = (int) strtol(str3, NULL, 16);
|
|
+ snprintf(value, sizeof(value), "%u/%u/%u", int1, int2, int3);
|
|
+ path[sizeof(value)-1] = '\0';
|
|
+ add_env_key(device, "TYPE", value);
|
|
+ }
|
|
+
|
|
+ if (read_file(path, "devnum", str2, sizeof(str2)) > 0) {
|
|
+ pos = strrchr(path, 'b');
|
|
+ int1 = (int) strtol(pos + 1, NULL, 16);
|
|
+ int2 = (int) strtol(str2, NULL, 16);
|
|
+ snprintf(value, sizeof(value),
|
|
+ "/proc/bus/usb/%03d/%03d", int1, int2);
|
|
+ path[sizeof(value)-1] = '\0';
|
|
+ add_env_key(device, "DEVICE", value);
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int serio_handler(struct device *device)
|
|
+{
|
|
+ char path[PATH_SIZE];
|
|
+ char value[PATH_SIZE];
|
|
+
|
|
+ snprintf(path, sizeof(path), "%s%s", sysfs_path, device->path);
|
|
+ path[sizeof(path)-1] = '\0';
|
|
+
|
|
+ if (read_file(path, "modalias", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "MODALIAS", value);
|
|
+
|
|
+ if (read_file(path, "id/type", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "SERIO_TYPE", value);
|
|
+
|
|
+ if (read_file(path, "id/proto", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "SERIO_PROTO", value);
|
|
+
|
|
+ if (read_file(path, "id/id", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "SERIO_ID", value);
|
|
+
|
|
+ if (read_file(path, "id/extra", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "SERIO_EXTRA", value);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int ccw_handler(struct device *device)
|
|
+{
|
|
+ char path[PATH_SIZE];
|
|
+ char value[PATH_SIZE], *tmp;
|
|
+
|
|
+ snprintf(path, sizeof(path), "%s%s", sysfs_path, device->path);
|
|
+ path[sizeof(path)-1] = '\0';
|
|
+
|
|
+ if (read_file(path, "modalias", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "MODALIAS", value);
|
|
+
|
|
+ if (read_file(path, "cutype", value, sizeof(value)) > 0) {
|
|
+ value[4] = 0;
|
|
+ tmp = &value[5];
|
|
+ add_env_key(device, "CU_TYPE", value);
|
|
+ add_env_key(device, "CU_MODEL", tmp);
|
|
+ }
|
|
+
|
|
+ if (read_file(path, "devtype", value, sizeof(value)) > 0) {
|
|
+ if (value[0] == 'n') {
|
|
+ add_env_key(device, "DEV_TYPE", "0000");
|
|
+ add_env_key(device, "DEV_MODEL", "00");
|
|
+ }
|
|
+ else {
|
|
+ value[4] = 0;
|
|
+ tmp = &value[5];
|
|
+ add_env_key(device, "DEV_TYPE", value);
|
|
+ add_env_key(device, "DEV_MODEL", tmp);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int modalias_handler(struct device *device)
|
|
+{
|
|
+ char path[PATH_SIZE];
|
|
+ char value[PATH_SIZE];
|
|
+
|
|
+ snprintf(path, sizeof(path), "%s%s", sysfs_path, device->path);
|
|
+ path[sizeof(path)-1] = '\0';
|
|
+
|
|
+ if (read_file(path, "modalias", value, sizeof(value)) > 0)
|
|
+ add_env_key(device, "MODALIAS", value);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int udev_scan_bus(const char *bus, int bus_handler(struct device *device))
|
|
+{
|
|
+ char base[PATH_SIZE];
|
|
+ DIR *dir;
|
|
+ struct dirent *dent;
|
|
+ LIST_HEAD(device_list);
|
|
+
|
|
+ snprintf(base, sizeof(base), "%s/bus/%s/devices", sysfs_path, bus);
|
|
+ base[sizeof(base)-1] = '\0';
|
|
+
|
|
+ dir = opendir(base);
|
|
+ if (!dir)
|
|
+ return -1;
|
|
+ for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
|
|
+ char devpath[PATH_SIZE];
|
|
+ struct device *device;
|
|
+
|
|
+ if (dent->d_name[0] == '.')
|
|
+ continue;
|
|
+
|
|
+ if (read_link(base, dent->d_name, devpath, sizeof(devpath)) < 0)
|
|
+ continue;
|
|
+
|
|
+ device = device_create(devpath, bus, makedev(0, 0));
|
|
+ if (bus_handler) {
|
|
+ if (bus_handler(device) < 0) {
|
|
+ dbg("'%s' bus handler skipped event", devpath);
|
|
+ free(device);
|
|
+ continue;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ device_list_insert(&device_list, device);
|
|
+ }
|
|
+ closedir(dir);
|
|
+ exec_list(&device_list, NULL, NULL);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int udev_scan_devices(void)
|
|
+{
|
|
+ char base[PATH_SIZE];
|
|
+ DIR *dir;
|
|
+ struct dirent *dent;
|
|
+
|
|
+ snprintf(base, sizeof(base), "%s/bus", sysfs_path);
|
|
+ base[sizeof(base)-1] = '\0';
|
|
+
|
|
+ dir = opendir(base);
|
|
+ if (!dir)
|
|
+ return -1;
|
|
+
|
|
+ for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) {
|
|
+ if (dent->d_name[0] == '.')
|
|
+ continue;
|
|
+ if (dent->d_type != DT_DIR)
|
|
+ continue;
|
|
+
|
|
+ /* add bus specific env values */
|
|
+ if (strcmp(dent->d_name, "pci") == 0)
|
|
+ udev_scan_bus("pci", pci_handler);
|
|
+ else if (strcmp(dent->d_name, "usb") == 0)
|
|
+ udev_scan_bus("usb", usb_handler);
|
|
+ else if (strcmp(dent->d_name, "serio") == 0)
|
|
+ udev_scan_bus("serio", serio_handler);
|
|
+ else if (strcmp(dent->d_name, "ccw") == 0)
|
|
+ udev_scan_bus("ccw", ccw_handler);
|
|
+ else
|
|
+ udev_scan_bus(dent->d_name, modalias_handler);
|
|
+ }
|
|
+ closedir(dir);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+int main(int argc, char *argv[], char *envp[])
|
|
+{
|
|
+ LIST_HEAD(device_list);
|
|
+ int i;
|
|
+
|
|
+ logging_init("udevcoldplug");
|
|
+ udev_config_init(); sysfs_init();
|
|
+ dbg("version %s", UDEV_VERSION);
|
|
+
|
|
+ udev_log_str = getenv("UDEV_LOG");
|
|
+
|
|
+ /* disable all logging if not explicitely requested */
|
|
+ if (udev_log_str == NULL)
|
|
+ udev_log_priority = 0;
|
|
+
|
|
+ for (i = 1 ; i < argc; i++) {
|
|
+ char *arg = argv[i];
|
|
+
|
|
+ if (strcmp(arg, "help") == 0 || strcmp(arg, "--help") == 0 || strcmp(arg, "-h") == 0) {
|
|
+ printf("Usage: udevcoldplug \n"
|
|
+ " --help print this help text\n\n");
|
|
+ exit(0);
|
|
+ } else {
|
|
+ fprintf(stderr, "unknown option\n\n");
|
|
+ exit(1);
|
|
+ }
|
|
+ }
|
|
+
|
|
+ udevd_sock = socket(AF_LOCAL, SOCK_DGRAM, 0);
|
|
+ if (udevd_sock < 0) {
|
|
+ err("error getting socket");
|
|
+ return 1;
|
|
+ }
|
|
+
|
|
+ /* create nodes for already available devices */
|
|
+ udev_scan_class();
|
|
+ udev_scan_block();
|
|
+
|
|
+ /* synthesize events for bus devices
|
|
+ * may load modules or configure the device */
|
|
+ udev_scan_devices();
|
|
+
|
|
+ if (udevd_sock >= 0)
|
|
+ close(udevd_sock);
|
|
+ logging_close();
|
|
+
|
|
+ return 0;
|
|
+}
|
|
--- udev-081/Makefile
|
|
+++ udev-081/Makefile
|
|
@@ -58,6 +58,7 @@ PROGRAMS = \
|
|
udevmonitor \
|
|
udevinfo \
|
|
udevtest \
|
|
+ udevsynthesize \
|
|
udevstart
|
|
|
|
HEADERS = \
|