#include "libsysfs/sysfs/libsysfs.h"
#include "udev_version.h"
#include "udev_sysfs.h"
-#include "udev_lib.h"
+#include "udev_utils.h"
#include "logging.h"
/* list of subsystem specific files, NULL if there is no file to wait for */
-static struct subsystem_file {
- char *subsystem;
- char *file;
+static const struct subsystem_file {
+ const char *subsystem;
+ const char *file;
} subsystem_files[] = {
+ { .subsystem = "class", .file = NULL },
{ .subsystem = "net", .file = "ifindex" },
{ .subsystem = "scsi_host", .file = "unique_id" },
{ .subsystem = "scsi_device", .file = NULL },
{ .subsystem = "ieee1394", .file = NULL },
{ .subsystem = "ieee1394_host", .file = NULL },
{ .subsystem = "ieee1394_node", .file = NULL },
+ { .subsystem = "fc_transport", .file = "port_id" },
+ { .subsystem = "fc_host", .file = "port_id" },
+ { .subsystem = "spi_transport", .file = "width" },
+ { .subsystem = "spi_host", .file = "width" },
{ NULL, NULL }
};
+dev_t get_devt(struct sysfs_class_device *class_dev)
+{
+ struct sysfs_attribute *attr = NULL;
+ unsigned int major, minor;
+
+ attr = sysfs_get_classdev_attr(class_dev, "dev");
+ if (attr == NULL)
+ return 0;
+ dbg("dev='%s'", attr->value);
+
+ if (sscanf(attr->value, "%u:%u", &major, &minor) != 2)
+ return 0;
+ dbg("found major=%d, minor=%d", major, minor);
+
+ return makedev(major, minor);
+}
+
int subsystem_expect_no_dev(const char *subsystem)
{
- struct subsystem_file *file;
+ const struct subsystem_file *file;
for (file = subsystem_files; file->subsystem != NULL; file++)
if (strcmp(subsystem, file->subsystem) == 0)
}
/* get subsystem specific files, returns "dev" if no other found */
-static char *get_subsystem_specific_file(const char *subsystem)
+static const char *get_subsystem_specific_file(const char *subsystem)
{
- struct subsystem_file *file;
+ const struct subsystem_file *file;
/* look if we want to look for another file instead of "dev" */
for (file = subsystem_files; file->subsystem != NULL; file++)
const char **error)
{
const char *file;
- char filename[SYSFS_PATH_MAX];
+ char filename[PATH_SIZE];
int loop;
file = get_subsystem_specific_file(class_dev->classname);
return 0;
}
- snprintf(filename, SYSFS_PATH_MAX-1, "%s/%s", class_dev->path, file);
+ snprintf(filename, sizeof(filename), "%s/%s", class_dev->path, file);
+ filename[sizeof(filename)-1] = '\0';
dbg("looking at class '%s' for specific file '%s'", class_dev->classname, filename);
loop = WAIT_MAX_SECONDS * WAIT_LOOP_PER_SECOND;
{
/* list of devices without a "device" symlink to the physical device
* if device is set to NULL, no devices in that subsystem has a link */
- static struct class_device {
- char *subsystem;
- char *device;
+ static const struct class_device {
+ const char *subsystem;
+ const char *device;
} class_device[] = {
{ .subsystem = "block", .device = "double" },
{ .subsystem = "block", .device = "nb" },
{ .subsystem = "input", .device = "mice" },
{ .subsystem = "input", .device = "mouse" },
{ .subsystem = "input", .device = "ts" },
+ { .subsystem = "input", .device = "js" },
{ .subsystem = "vc", .device = NULL },
{ .subsystem = "tty", .device = NULL },
{ .subsystem = "cpuid", .device = "cpu" },
{ .subsystem = "net", .device = "bnep" },
{ .subsystem = "net", .device = "vmnet" },
{ .subsystem = "net", .device = "ippp" },
+ { .subsystem = "net", .device = "nlv" },
+ { .subsystem = "net", .device = "atml" },
{ .subsystem = "ppp", .device = NULL },
{ .subsystem = "sound", .device = NULL },
{ .subsystem = "printer", .device = "lp" },
+ { .subsystem = "ppdev", .device = NULL },
{ .subsystem = "nvidia", .device = NULL },
{ .subsystem = "video4linux", .device = "vbi" },
{ .subsystem = "dvb", .device = NULL },
{ .subsystem = "capi", .device = NULL },
{ NULL, NULL }
};
- struct class_device *classdevice;
- int len;
+ const struct class_device *classdevice;
+ unsigned int len;
/* the kernel may tell us what to wait for */
if (kernel_release_satisfactory(2,6,10) > 0)
/* skip waiting for the bus of the devices device */
static int class_device_expect_no_bus(struct sysfs_class_device *class_dev)
{
- static char *devices_without_bus[] = {
+ static const char *devices_without_bus[] = {
"scsi_host",
"i2c-adapter",
"i2c-dev",
NULL
};
- char **device;
+ const char **device;
for (device = devices_without_bus; *device != NULL; device++) {
int len = strlen(*device);
int wait_for_devices_device(struct sysfs_device *devices_dev,
const char **error)
{
- static struct device_file {
- char *bus;
- char *file;
+ static const struct device_file {
+ const char *bus;
+ const char *file;
} device_files[] = {
{ .bus = "scsi", .file = "vendor" },
{ .bus = "usb", .file = "idVendor" },
{ .bus = "ide", .file = "detach_state" },
{ .bus = "pci", .file = "vendor" },
{ .bus = "platform", .file = "detach_state" },
+ { .bus = "pcmcia", .file = "detach_state" },
{ .bus = "i2c", .file = "detach_state" },
{ .bus = "ieee1394", .file = "node_count" },
{ .bus = "ieee1394", .file = "nodeid" },
{ .bus = "ieee1394", .file = "address" },
- { .bus = "bttv-sub", .file = "detach_state" },
+ { .bus = "bttv-sub", .file = NULL },
{ .bus = "pnp", .file = "detach_state" },
{ .bus = "eisa", .file = "detach_state" },
+ { .bus = "serio", .file = "detach_state" },
{ .bus = "pseudo", .file = "detach_state" },
{ .bus = "mmc", .file = "detach_state" },
{ .bus = "macio", .file = "detach_state" },
{ .bus = "iucv", .file = "detach_state" },
{ NULL, NULL }
};
- struct device_file *devicefile;
+ const struct device_file *devicefile = NULL;
int loop;
/* the kernel may tell us what to wait for */
for (devicefile = device_files; devicefile->bus != NULL; devicefile++) {
if (strcmp(devices_dev->bus, devicefile->bus) == 0) {
- char filename[SYSFS_PATH_MAX];
+ char filename[PATH_SIZE];
struct stat stats;
+ if (devicefile->file == NULL) {
+ dbg("bus '%s' has no file to wait for", devices_dev->bus);
+ return 0;
+ }
+
found_bus_type = 1;
- snprintf(filename, SYSFS_PATH_MAX-1, "%s/%s", devices_dev->path, devicefile->file);
+ snprintf(filename, sizeof(filename), "%s/%s", devices_dev->path, devicefile->file);
+ filename[sizeof(filename)-1] = '\0';
dbg("looking at bus '%s' device for specific file '%s'", devices_dev->bus, filename);
if (stat(filename, &stats) == 0) {
struct sysfs_class_device *wait_class_device_open(const char *path)
{
- struct sysfs_class_device *class_dev;
+ struct sysfs_class_device *class_dev = NULL;
int loop;
loop = WAIT_MAX_SECONDS * WAIT_LOOP_PER_SECOND;
usleep(1000 * 1000 / WAIT_LOOP_PER_SECOND);
}
- return (class_dev);
+ return class_dev;
}
int wait_for_class_device(struct sysfs_class_device *class_dev,
struct sysfs_device *wait_devices_device_open(const char *path)
{
- struct sysfs_device *devices_dev;
+ struct sysfs_device *devices_dev = NULL;
int loop;
loop = WAIT_MAX_SECONDS * WAIT_LOOP_PER_SECOND;
usleep(1000 * 1000 / WAIT_LOOP_PER_SECOND);
}
- return(devices_dev);
+ return devices_dev;
}