From d7867b31836173d1a943ecb1cab6484536126411 Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Fri, 5 Aug 2011 02:00:30 +0200 Subject: implement path_id, usb_id, input_id as built-in command --- extras/gudev/docs/.gitignore | 1 + extras/input_id/.gitignore | 1 - extras/input_id/input_id | Bin 0 -> 135746 bytes extras/input_id/input_id.c | 281 ----------------- extras/keymap/95-keymap.rules | 2 +- extras/path_id/.gitignore | 1 - extras/path_id/path_id | Bin 0 -> 151405 bytes extras/path_id/path_id.c | 554 -------------------------------- extras/usb_id/.gitignore | 1 - extras/usb_id/usb_id | Bin 0 -> 155307 bytes extras/usb_id/usb_id.c | 576 ---------------------------------- extras/v4l_id/60-persistent-v4l.rules | 4 +- 12 files changed, 4 insertions(+), 1417 deletions(-) delete mode 100644 extras/input_id/.gitignore create mode 100755 extras/input_id/input_id delete mode 100644 extras/path_id/.gitignore create mode 100755 extras/path_id/path_id delete mode 100644 extras/usb_id/.gitignore create mode 100755 extras/usb_id/usb_id (limited to 'extras') diff --git a/extras/gudev/docs/.gitignore b/extras/gudev/docs/.gitignore index a68789bd13..a24184ac83 100644 --- a/extras/gudev/docs/.gitignore +++ b/extras/gudev/docs/.gitignore @@ -1,3 +1,4 @@ +gudev-overrides.txt gudev-decl-list.txt gudev-decl.txt gudev-undeclared.txt diff --git a/extras/input_id/.gitignore b/extras/input_id/.gitignore deleted file mode 100644 index 4f33cba4ad..0000000000 --- a/extras/input_id/.gitignore +++ /dev/null @@ -1 +0,0 @@ -input_id diff --git a/extras/input_id/input_id b/extras/input_id/input_id new file mode 100755 index 0000000000..e215aad729 Binary files /dev/null and b/extras/input_id/input_id differ diff --git a/extras/input_id/input_id.c b/extras/input_id/input_id.c index ba53df01b0..e69de29bb2 100644 --- a/extras/input_id/input_id.c +++ b/extras/input_id/input_id.c @@ -1,281 +0,0 @@ -/* - * input_id - input device classification - * - * Copyright (C) 2009 Martin Pitt - * Portions Copyright (C) 2004 David Zeuthen, - * - * 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 - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with keymap; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. - */ - -#include -#include -#include -#include -#include -#include -#include - -#include "libudev.h" -#include "libudev-private.h" - -/* we must use this kernel-compatible implementation */ -#define BITS_PER_LONG (sizeof(unsigned long) * 8) -#define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1) -#define OFF(x) ((x)%BITS_PER_LONG) -#define BIT(x) (1UL<> OFF(bit)) & 1) - -static int debug = 0; - -static void log_fn(struct udev *udev, int priority, - const char *file, int line, const char *fn, - const char *format, va_list args) -{ - if (debug) { - fprintf(stderr, "%s: ", fn); - vfprintf(stderr, format, args); - } else { - vsyslog(priority, format, args); - } -} - -/* - * Read a capability attribute and return bitmask. - * @param dev udev_device - * @param attr sysfs attribute name (e. g. "capabilities/key") - * @param bitmask: Output array which has a sizeof of bitmask_size - */ -static void get_cap_mask (struct udev_device *dev, const char* attr, - unsigned long *bitmask, size_t bitmask_size) -{ - struct udev *udev = udev_device_get_udev(dev); - char text[4096]; - unsigned i; - char* word; - unsigned long val; - - snprintf(text, sizeof(text), "%s", udev_device_get_sysattr_value(dev, attr)); - info(udev, "%s raw kernel attribute: %s\n", attr, text); - - memset (bitmask, 0, bitmask_size); - i = 0; - while ((word = strrchr(text, ' ')) != NULL) { - val = strtoul (word+1, NULL, 16); - if (i < bitmask_size/sizeof(unsigned long)) - bitmask[i] = val; - else - info(udev, "ignoring %s block %lX which is larger than maximum size\n", attr, val); - *word = '\0'; - ++i; - } - val = strtoul (text, NULL, 16); - if (i < bitmask_size / sizeof(unsigned long)) - bitmask[i] = val; - else - info(udev, "ignoring %s block %lX which is larger than maximum size\n", attr, val); - - if (debug) { - /* printf pattern with the right unsigned long number of hex chars */ - snprintf(text, sizeof(text), " bit %%4u: %%0%zilX\n", 2 * sizeof(unsigned long)); - info(udev, "%s decoded bit map:\n", attr); - val = bitmask_size / sizeof (unsigned long); - /* skip over leading zeros */ - while (bitmask[val-1] == 0 && val > 0) - --val; - for (i = 0; i < val; ++i) - info(udev, text, i * BITS_PER_LONG, bitmask[i]); - } -} - -/* pointer devices */ -static void test_pointers (const unsigned long* bitmask_ev, - const unsigned long* bitmask_abs, - const unsigned long* bitmask_key, - const unsigned long* bitmask_rel) -{ - int is_mouse = 0; - int is_touchpad = 0; - - if (!test_bit (EV_KEY, bitmask_ev)) { - if (test_bit (EV_ABS, bitmask_ev) && - test_bit (ABS_X, bitmask_abs) && - test_bit (ABS_Y, bitmask_abs) && - test_bit (ABS_Z, bitmask_abs)) - puts("ID_INPUT_ACCELEROMETER=1"); - return; - } - - if (test_bit (EV_ABS, bitmask_ev) && - test_bit (ABS_X, bitmask_abs) && test_bit (ABS_Y, bitmask_abs)) { - if (test_bit (BTN_STYLUS, bitmask_key) || test_bit (BTN_TOOL_PEN, bitmask_key)) - puts("ID_INPUT_TABLET=1"); - else if (test_bit (BTN_TOOL_FINGER, bitmask_key) && !test_bit (BTN_TOOL_PEN, bitmask_key)) - is_touchpad = 1; - else if (test_bit (BTN_TRIGGER, bitmask_key) || - test_bit (BTN_A, bitmask_key) || - test_bit (BTN_1, bitmask_key)) - puts("ID_INPUT_JOYSTICK=1"); - else if (test_bit (BTN_MOUSE, bitmask_key)) - /* This path is taken by VMware's USB mouse, which has - * absolute axes, but no touch/pressure button. */ - is_mouse = 1; - else if (test_bit (BTN_TOUCH, bitmask_key)) - puts("ID_INPUT_TOUCHSCREEN=1"); - } - - if (test_bit (EV_REL, bitmask_ev) && - test_bit (REL_X, bitmask_rel) && test_bit (REL_Y, bitmask_rel) && - test_bit (BTN_MOUSE, bitmask_key)) - is_mouse = 1; - - if (is_mouse) - puts("ID_INPUT_MOUSE=1"); - if (is_touchpad) - puts("ID_INPUT_TOUCHPAD=1"); -} - -/* key like devices */ -static void test_key (struct udev *udev, - const unsigned long* bitmask_ev, - const unsigned long* bitmask_key) -{ - unsigned i; - unsigned long found; - unsigned long mask; - - /* do we have any KEY_* capability? */ - if (!test_bit (EV_KEY, bitmask_ev)) { - info(udev, "test_key: no EV_KEY capability\n"); - return; - } - - /* only consider KEY_* here, not BTN_* */ - found = 0; - for (i = 0; i < BTN_MISC/BITS_PER_LONG; ++i) { - found |= bitmask_key[i]; - info(udev, "test_key: checking bit block %lu for any keys; found=%i\n", i*BITS_PER_LONG, found > 0); - } - /* If there are no keys in the lower block, check the higher block */ - if (!found) { - for (i = KEY_OK; i < BTN_TRIGGER_HAPPY; ++i) { - if (test_bit (i, bitmask_key)) { - info(udev, "test_key: Found key %x in high block\n", i); - found = 1; - break; - } - } - } - - if (found > 0) - puts("ID_INPUT_KEY=1"); - - /* the first 32 bits are ESC, numbers, and Q to D; if we have all of - * those, consider it a full keyboard; do not test KEY_RESERVED, though */ - mask = 0xFFFFFFFE; - if ((bitmask_key[0] & mask) == mask) - puts("ID_INPUT_KEYBOARD=1"); -} - -static void help(void) -{ - printf("Usage: input_id [options] \n" - " --debug debug to stderr\n" - " --help print this help text\n\n"); -} - -int main (int argc, char** argv) -{ - struct udev *udev; - struct udev_device *dev; - - static const struct option options[] = { - { "debug", no_argument, NULL, 'd' }, - { "help", no_argument, NULL, 'h' }, - {} - }; - - char devpath[PATH_MAX]; - unsigned long bitmask_ev[NBITS(EV_MAX)]; - unsigned long bitmask_abs[NBITS(ABS_MAX)]; - unsigned long bitmask_key[NBITS(KEY_MAX)]; - unsigned long bitmask_rel[NBITS(REL_MAX)]; - - udev = udev_new(); - if (udev == NULL) - return 1; - - udev_log_init("input_id"); - udev_set_log_fn(udev, log_fn); - - /* CLI argument parsing */ - while (1) { - int option; - - option = getopt_long(argc, argv, "dxh", options, NULL); - if (option == -1) - break; - - switch (option) { - case 'd': - debug = 1; - if (udev_get_log_priority(udev) < LOG_INFO) - udev_set_log_priority(udev, LOG_INFO); - break; - case 'h': - help(); - exit(0); - default: - exit(1); - } - } - - if (argv[optind] == NULL) { - help(); - exit(1); - } - - /* get the device */ - snprintf(devpath, sizeof(devpath), "%s/%s", udev_get_sys_path(udev), argv[optind]); - dev = udev_device_new_from_syspath(udev, devpath); - if (dev == NULL) { - fprintf(stderr, "unable to access '%s'\n", devpath); - return 1; - } - - /* walk up the parental chain until we find the real input device; the - * argument is very likely a subdevice of this, like eventN */ - while (dev != NULL && udev_device_get_sysattr_value(dev, "capabilities/ev") == NULL) - dev = udev_device_get_parent_with_subsystem_devtype(dev, "input", NULL); - - /* not an "input" class device */ - if (dev == NULL) - return 0; - - /* Use this as a flag that input devices were detected, so that this - * program doesn't need to be called more than once per device */ - puts("ID_INPUT=1"); - - get_cap_mask (dev, "capabilities/ev", bitmask_ev, sizeof (bitmask_ev)); - get_cap_mask (dev, "capabilities/abs", bitmask_abs, sizeof (bitmask_abs)); - get_cap_mask (dev, "capabilities/rel", bitmask_rel, sizeof (bitmask_rel)); - get_cap_mask (dev, "capabilities/key", bitmask_key, sizeof (bitmask_key)); - - test_pointers(bitmask_ev, bitmask_abs, bitmask_key, bitmask_rel); - - test_key(udev, bitmask_ev, bitmask_key); - - return 0; -} diff --git a/extras/keymap/95-keymap.rules b/extras/keymap/95-keymap.rules index 6f1b99555e..0d9b771e2e 100644 --- a/extras/keymap/95-keymap.rules +++ b/extras/keymap/95-keymap.rules @@ -10,7 +10,7 @@ KERNEL!="event*", GOTO="keyboard_end" ENV{ID_INPUT_KEY}=="", GOTO="keyboard_end" SUBSYSTEMS=="bluetooth", GOTO="keyboard_end" -SUBSYSTEMS=="usb", ENV{ID_VENDOR}=="", IMPORT{program}="usb_id --export %p" +SUBSYSTEMS=="usb", IMPORT{builtin}="usb_id" SUBSYSTEMS=="usb", GOTO="keyboard_usbcheck" GOTO="keyboard_modulecheck" diff --git a/extras/path_id/.gitignore b/extras/path_id/.gitignore deleted file mode 100644 index 6fd2f89761..0000000000 --- a/extras/path_id/.gitignore +++ /dev/null @@ -1 +0,0 @@ -path_id diff --git a/extras/path_id/path_id b/extras/path_id/path_id new file mode 100755 index 0000000000..567d508f1d Binary files /dev/null and b/extras/path_id/path_id differ diff --git a/extras/path_id/path_id.c b/extras/path_id/path_id.c index 928aa6737f..e69de29bb2 100644 --- a/extras/path_id/path_id.c +++ b/extras/path_id/path_id.c @@ -1,554 +0,0 @@ -/* - * compose persistent device path - * - * Copyright (C) 2009 Kay Sievers - * - * Logic based on Hannes Reinecke's shell script. - * - * 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 - * the Free Software Foundation, either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "libudev.h" -#include "libudev-private.h" - -static int debug; - -static void log_fn(struct udev *udev, int priority, - const char *file, int line, const char *fn, - const char *format, va_list args) -{ - if (debug) { - fprintf(stderr, "%s: ", fn != NULL ? fn : file); - vfprintf(stderr, format, args); - } else { - vsyslog(priority, format, args); - } -} - -static int path_prepend(char **path, const char *fmt, ...) -{ - va_list va; - char *pre; - int err = 0; - - va_start(va, fmt); - err = vasprintf(&pre, fmt, va); - va_end(va); - if (err < 0) - goto out; - - if (*path != NULL) { - char *new; - - err = asprintf(&new, "%s-%s", pre, *path); - free(pre); - if (err < 0) - goto out; - free(*path); - *path = new; - } else { - *path = pre; - } -out: - return err; -} - -/* -** Linux only supports 32 bit luns. -** See drivers/scsi/scsi_scan.c::scsilun_to_int() for more details. -*/ -static int format_lun_number(struct udev_device *dev, char **path) -{ - unsigned long lun = strtoul(udev_device_get_sysnum(dev), NULL, 10); - - /* address method 0, peripheral device addressing with bus id of zero */ - if (lun < 256) - return path_prepend(path, "lun-%d", lun); - /* handle all other lun addressing methods by using a variant of the original lun format */ - return path_prepend(path, "lun-0x%04x%04x00000000", (lun & 0xffff), (lun >> 16) & 0xffff); -} - -static struct udev_device *skip_subsystem(struct udev_device *dev, const char *subsys) -{ - struct udev_device *parent = dev; - - while (parent != NULL) { - const char *subsystem; - - subsystem = udev_device_get_subsystem(parent); - if (subsystem == NULL || strcmp(subsystem, subsys) != 0) - break; - dev = parent; - parent = udev_device_get_parent(parent); - } - return dev; -} - -static struct udev_device *handle_scsi_fibre_channel(struct udev_device *parent, char **path) -{ - struct udev *udev = udev_device_get_udev(parent); - struct udev_device *targetdev; - struct udev_device *fcdev = NULL; - const char *port; - char *lun = NULL;; - - targetdev = udev_device_get_parent_with_subsystem_devtype(parent, "scsi", "scsi_target"); - if (targetdev == NULL) - return NULL; - - fcdev = udev_device_new_from_subsystem_sysname(udev, "fc_transport", udev_device_get_sysname(targetdev)); - if (fcdev == NULL) - return NULL; - port = udev_device_get_sysattr_value(fcdev, "port_name"); - if (port == NULL) { - parent = NULL; - goto out; - } - - format_lun_number(parent, &lun); - path_prepend(path, "fc-%s-%s", port, lun); - if (lun) - free(lun); -out: - udev_device_unref(fcdev); - return parent; -} - -static struct udev_device *handle_scsi_sas(struct udev_device *parent, char **path) -{ - struct udev *udev = udev_device_get_udev(parent); - struct udev_device *targetdev; - struct udev_device *target_parent; - struct udev_device *sasdev; - const char *sas_address; - char *lun = NULL; - - targetdev = udev_device_get_parent_with_subsystem_devtype(parent, "scsi", "scsi_target"); - if (targetdev == NULL) - return NULL; - - target_parent = udev_device_get_parent(targetdev); - if (target_parent == NULL) - return NULL; - - sasdev = udev_device_new_from_subsystem_sysname(udev, "sas_device", - udev_device_get_sysname(target_parent)); - if (sasdev == NULL) - return NULL; - - sas_address = udev_device_get_sysattr_value(sasdev, "sas_address"); - if (sas_address == NULL) { - parent = NULL; - goto out; - } - - format_lun_number(parent, &lun); - path_prepend(path, "sas-%s-%s", sas_address, lun); - if (lun) - free(lun); -out: - udev_device_unref(sasdev); - return parent; -} - -static struct udev_device *handle_scsi_iscsi(struct udev_device *parent, char **path) -{ - struct udev *udev = udev_device_get_udev(parent); - struct udev_device *transportdev; - struct udev_device *sessiondev = NULL; - const char *target; - char *connname; - struct udev_device *conndev = NULL; - const char *addr; - const char *port; - char *lun = NULL; - - /* find iscsi session */ - transportdev = parent; - for (;;) { - transportdev = udev_device_get_parent(transportdev); - if (transportdev == NULL) - return NULL; - if (strncmp(udev_device_get_sysname(transportdev), "session", 7) == 0) - break; - } - - /* find iscsi session device */ - sessiondev = udev_device_new_from_subsystem_sysname(udev, "iscsi_session", udev_device_get_sysname(transportdev)); - if (sessiondev == NULL) - return NULL; - target = udev_device_get_sysattr_value(sessiondev, "targetname"); - if (target == NULL) { - parent = NULL; - goto out; - } - - if (asprintf(&connname, "connection%s:0", udev_device_get_sysnum(transportdev)) < 0) { - parent = NULL; - goto out; - } - conndev = udev_device_new_from_subsystem_sysname(udev, "iscsi_connection", connname); - free(connname); - if (conndev == NULL) { - parent = NULL; - goto out; - } - addr = udev_device_get_sysattr_value(conndev, "persistent_address"); - port = udev_device_get_sysattr_value(conndev, "persistent_port"); - if (addr == NULL || port == NULL) { - parent = NULL; - goto out; - } - - format_lun_number(parent, &lun); - path_prepend(path, "ip-%s:%s-iscsi-%s-%s", addr, port, target, lun); - if (lun) - free(lun); -out: - udev_device_unref(sessiondev); - udev_device_unref(conndev); - return parent; -} - -static struct udev_device *handle_scsi_default(struct udev_device *parent, char **path) -{ - struct udev_device *hostdev; - int host, bus, target, lun; - const char *name; - char *base; - char *pos; - DIR *dir; - struct dirent *dent; - int basenum; - - hostdev = udev_device_get_parent_with_subsystem_devtype(parent, "scsi", "scsi_host"); - if (hostdev == NULL) - return NULL; - - name = udev_device_get_sysname(parent); - if (sscanf(name, "%d:%d:%d:%d", &host, &bus, &target, &lun) != 4) - return NULL; - - /* rebase host offset to get the local relative number */ - basenum = -1; - base = strdup(udev_device_get_syspath(hostdev)); - if (base == NULL) - return NULL; - pos = strrchr(base, '/'); - if (pos == NULL) { - parent = NULL; - goto out; - } - pos[0] = '\0'; - dir = opendir(base); - if (dir == NULL) { - parent = NULL; - goto out; - } - for (dent = readdir(dir); dent != NULL; dent = readdir(dir)) { - char *rest; - int i; - - if (dent->d_name[0] == '.') - continue; - if (dent->d_type != DT_DIR && dent->d_type != DT_LNK) - continue; - if (strncmp(dent->d_name, "host", 4) != 0) - continue; - i = strtoul(&dent->d_name[4], &rest, 10); - if (rest[0] != '\0') - continue; - if (basenum == -1 || i < basenum) - basenum = i; - } - closedir(dir); - if (basenum == -1) { - parent = NULL; - goto out; - } - host -= basenum; - - path_prepend(path, "scsi-%u:%u:%u:%u", host, bus, target, lun); -out: - free(base); - return hostdev; -} - -static struct udev_device *handle_scsi(struct udev_device *parent, char **path) -{ - const char *devtype; - const char *name; - const char *id; - - devtype = udev_device_get_devtype(parent); - if (devtype == NULL || strcmp(devtype, "scsi_device") != 0) - return parent; - - /* firewire */ - id = udev_device_get_sysattr_value(parent, "ieee1394_id"); - if (id != NULL) { - parent = skip_subsystem(parent, "scsi"); - path_prepend(path, "ieee1394-0x%s", id); - goto out; - } - - /* lousy scsi sysfs does not have a "subsystem" for the transport */ - name = udev_device_get_syspath(parent); - - if (strstr(name, "/rport-") != NULL) { - parent = handle_scsi_fibre_channel(parent, path); - goto out; - } - - if (strstr(name, "/end_device-") != NULL) { - parent = handle_scsi_sas(parent, path); - goto out; - } - - if (strstr(name, "/session") != NULL) { - parent = handle_scsi_iscsi(parent, path); - goto out; - } - - parent = handle_scsi_default(parent, path); -out: - return parent; -} - -static void handle_scsi_tape(struct udev_device *dev, char **path) -{ - const char *name; - - /* must be the last device in the syspath */ - if (*path != NULL) - return; - - name = udev_device_get_sysname(dev); - if (strncmp(name, "nst", 3) == 0 && strchr("lma", name[3]) != NULL) - path_prepend(path, "nst%c", name[3]); - else if (strncmp(name, "st", 2) == 0 && strchr("lma", name[2]) != NULL) - path_prepend(path, "st%c", name[2]); -} - -static struct udev_device *handle_usb(struct udev_device *parent, char **path) -{ - const char *devtype; - const char *str; - const char *port; - - devtype = udev_device_get_devtype(parent); - if (devtype == NULL) - return parent; - if (strcmp(devtype, "usb_interface") != 0 && strcmp(devtype, "usb_device") != 0) - return parent; - - str = udev_device_get_sysname(parent); - port = strchr(str, '-'); - if (port == NULL) - return parent; - port++; - - parent = skip_subsystem(parent, "usb"); - path_prepend(path, "usb-0:%s", port); - return parent; -} - -static struct udev_device *handle_cciss(struct udev_device *parent, char **path) -{ - return NULL; -} - -static struct udev_device *handle_ccw(struct udev_device *parent, struct udev_device *dev, char **path) -{ - struct udev_device *scsi_dev; - - scsi_dev = udev_device_get_parent_with_subsystem_devtype(dev, "scsi", "scsi_device"); - if (scsi_dev != NULL) { - const char *wwpn; - const char *lun; - const char *hba_id; - - hba_id = udev_device_get_sysattr_value(scsi_dev, "hba_id"); - wwpn = udev_device_get_sysattr_value(scsi_dev, "wwpn"); - lun = udev_device_get_sysattr_value(scsi_dev, "fcp_lun"); - if (hba_id != NULL && lun != NULL && wwpn != NULL) { - path_prepend(path, "ccw-%s-zfcp-%s:%s", hba_id, wwpn, lun); - goto out; - } - } - - path_prepend(path, "ccw-%s", udev_device_get_sysname(parent)); -out: - parent = skip_subsystem(parent, "ccw"); - return parent; -} - -int main(int argc, char **argv) -{ - static const struct option options[] = { - { "debug", no_argument, NULL, 'd' }, - { "help", no_argument, NULL, 'h' }, - {} - }; - struct udev *udev; - struct udev_device *dev; - struct udev_device *parent; - char syspath[UTIL_PATH_SIZE]; - const char *devpath; - char *path = NULL; - int rc = EXIT_FAILURE; - - udev = udev_new(); - if (udev == NULL) - goto exit; - - udev_log_init("path_id"); - udev_set_log_fn(udev, log_fn); - - while (1) { - int option; - - option = getopt_long(argc, argv, "dh", options, NULL); - if (option == -1) - break; - - switch (option) { - case 'd': - debug = 1; - if (udev_get_log_priority(udev) < LOG_INFO) - udev_set_log_priority(udev, LOG_INFO); - break; - case 'h': - printf("Usage: path_id [--debug] [--help] \n" - " --debug print debug information\n" - " --help print this help text\n\n"); - goto exit; - } - } - - devpath = argv[optind]; - if (devpath == NULL) { - fprintf(stderr, "No device specified\n"); - rc = 2; - goto exit; - } - - util_strscpyl(syspath, sizeof(syspath), udev_get_sys_path(udev), devpath, NULL); - dev = udev_device_new_from_syspath(udev, syspath); - if (dev == NULL) { - fprintf(stderr, "unable to access '%s'\n", devpath); - rc = 3; - goto exit; - } - - /* S390 ccw bus */ - parent = udev_device_get_parent_with_subsystem_devtype(dev, "ccw", NULL); - if (parent != NULL) { - handle_ccw(parent, dev, &path); - goto out; - } - - /* walk up the chain of devices and compose path */ - parent = dev; - while (parent != NULL) { - const char *subsys; - - subsys = udev_device_get_subsystem(parent); - - if (subsys == NULL) { - ; - } else if (strcmp(subsys, "scsi_tape") == 0) { - handle_scsi_tape(parent, &path); - } else if (strcmp(subsys, "scsi") == 0) { - parent = handle_scsi(parent, &path); - } else if (strcmp(subsys, "cciss") == 0) { - handle_cciss(parent, &path); - } else if (strcmp(subsys, "usb") == 0) { - parent = handle_usb(parent, &path); - } else if (strcmp(subsys, "serio") == 0) { - path_prepend(&path, "serio-%s", udev_device_get_sysnum(parent)); - parent = skip_subsystem(parent, "serio"); - } else if (strcmp(subsys, "pci") == 0) { - path_prepend(&path, "pci-%s", udev_device_get_sysname(parent)); - parent = skip_subsystem(parent, "pci"); - } else if (strcmp(subsys, "platform") == 0) { - path_prepend(&path, "platform-%s", udev_device_get_sysname(parent)); - parent = skip_subsystem(parent, "platform"); - } else if (strcmp(subsys, "acpi") == 0) { - path_prepend(&path, "acpi-%s", udev_device_get_sysname(parent)); - parent = skip_subsystem(parent, "acpi"); - } else if (strcmp(subsys, "xen") == 0) { - path_prepend(&path, "xen-%s", udev_device_get_sysname(parent)); - parent = skip_subsystem(parent, "xen"); - } else if (strcmp(subsys, "virtio") == 0) { - path_prepend(&path, "virtio-pci-%s", udev_device_get_sysname(parent)); - parent = skip_subsystem(parent, "virtio"); - } - - parent = udev_device_get_parent(parent); - } -out: - if (path != NULL) { - char tag[UTIL_NAME_SIZE]; - size_t i; - const char *p; - - /* compose valid udev tag name */ - for (p = path, i = 0; *p; p++) { - if ((*p >= '0' && *p <= '9') || - (*p >= 'A' && *p <= 'Z') || - (*p >= 'a' && *p <= 'z') || - *p == '-') { - tag[i++] = *p; - continue; - } - - /* skip all leading '_' */ - if (i == 0) - continue; - - /* avoid second '_' */ - if (tag[i-1] == '_') - continue; - - tag[i++] = '_'; - } - /* strip trailing '_' */ - while (i > 0 && tag[i-1] == '_') - i--; - tag[i] = '\0'; - - printf("ID_PATH=%s\n", path); - printf("ID_PATH_TAG=%s\n", tag); - free(path); - rc = EXIT_SUCCESS; - } - - udev_device_unref(dev); -exit: - udev_unref(udev); - udev_log_close(); - return rc; -} diff --git a/extras/usb_id/.gitignore b/extras/usb_id/.gitignore deleted file mode 100644 index 309b59fc3a..0000000000 --- a/extras/usb_id/.gitignore +++ /dev/null @@ -1 +0,0 @@ -usb_id diff --git a/extras/usb_id/usb_id b/extras/usb_id/usb_id new file mode 100755 index 0000000000..903702e876 Binary files /dev/null and b/extras/usb_id/usb_id differ diff --git a/extras/usb_id/usb_id.c b/extras/usb_id/usb_id.c index 3a7a0ffd49..e69de29bb2 100644 --- a/extras/usb_id/usb_id.c +++ b/extras/usb_id/usb_id.c @@ -1,576 +0,0 @@ -/* - * usb_id - identify an USB device - * - * Copyright (c) 2005 SUSE Linux Products GmbH, Germany - * - * Author: Hannes Reinecke - * - * 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 - * the Free Software Foundation, either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "libudev.h" -#include "libudev-private.h" - -int debug; - -static void log_fn(struct udev *udev, int priority, - const char *file, int line, const char *fn, - const char *format, va_list args) -{ - if (debug) { - fprintf(stderr, "%s: ", fn != NULL ? fn : file); - vfprintf(stderr, format, args); - } else { - vsyslog(priority, format, args); - } -} - -static char vendor_str[64]; -static char vendor_str_enc[256]; -static const char *vendor_id = ""; -static char model_str[64]; -static char model_str_enc[256]; -static const char *product_id = ""; -static char serial_str[UTIL_NAME_SIZE]; -static char packed_if_str[UTIL_NAME_SIZE]; -static char revision_str[64]; -static char type_str[64]; -static char instance_str[64]; -static const char *ifnum; -static const char *driver; - -static int use_usb_info; -static int use_num_info; - -static void set_usb_iftype(char *to, int if_class_num, size_t len) -{ - char *type = "generic"; - - switch (if_class_num) { - case 1: - type = "audio"; - break; - case 2: /* CDC-Control */ - break; - case 3: - type = "hid"; - break; - case 5: /* Physical */ - break; - case 6: - type = "media"; - break; - case 7: - type = "printer"; - break; - case 8: - type = "storage"; - break; - case 9: - type = "hub"; - break; - case 0x0a: /* CDC-Data */ - break; - case 0x0b: /* Chip/Smart Card */ - break; - case 0x0d: /* Content Security */ - break; - case 0x0e: - type = "video"; - break; - case 0xdc: /* Diagnostic Device */ - break; - case 0xe0: /* Wireless Controller */ - break; - case 0xfe: /* Application-specific */ - break; - case 0xff: /* Vendor-specific */ - break; - default: - break; - } - strncpy(to, type, len); - to[len-1] = '\0'; -} - -static int set_usb_mass_storage_ifsubtype(char *to, const char *from, size_t len) -{ - int type_num = 0; - char *eptr; - char *type = "generic"; - - type_num = strtoul(from, &eptr, 0); - if (eptr != from) { - switch (type_num) { - case 2: - type = "atapi"; - break; - case 3: - type = "tape"; - break; - case 4: /* UFI */ - case 5: /* SFF-8070i */ - type = "floppy"; - break; - case 1: /* RBC devices */ - type = "rbc"; - break; - case 6: /* Transparent SPC-2 devices */ - type = "scsi"; - break; - default: - break; - } - } - util_strscpy(to, len, type); - return type_num; -} - -static void set_scsi_type(char *to, const char *from, size_t len) -{ - int type_num; - char *eptr; - char *type = "generic"; - - type_num = strtoul(from, &eptr, 0); - if (eptr != from) { - switch (type_num) { - case 0: - case 0xe: - type = "disk"; - break; - case 1: - type = "tape"; - break; - case 4: - case 7: - case 0xf: - type = "optical"; - break; - case 5: - type = "cd"; - break; - default: - break; - } - } - util_strscpy(to, len, type); -} - -#define USB_DT_DEVICE 0x01 -#define USB_DT_INTERFACE 0x04 - -static int dev_if_packed_info(struct udev_device *dev, char *ifs_str, size_t len) -{ - char *filename = NULL; - int fd; - ssize_t size; - unsigned char buf[18 + 65535]; - unsigned int pos, strpos; - struct usb_interface_descriptor { - u_int8_t bLength; - u_int8_t bDescriptorType; - u_int8_t bInterfaceNumber; - u_int8_t bAlternateSetting; - u_int8_t bNumEndpoints; - u_int8_t bInterfaceClass; - u_int8_t bInterfaceSubClass; - u_int8_t bInterfaceProtocol; - u_int8_t iInterface; - } __attribute__((packed)); - int err = 0; - - if (asprintf(&filename, "%s/descriptors", udev_device_get_syspath(dev)) < 0) { - err = -1; - goto out; - } - fd = open(filename, O_RDONLY); - if (fd < 0) { - fprintf(stderr, "error opening USB device 'descriptors' file\n"); - err = -1; - goto out; - } - size = read(fd, buf, sizeof(buf)); - close(fd); - if (size < 18 || size == sizeof(buf)) { - err = -1; - goto out; - } - - pos = 0; - strpos = 0; - while (pos < sizeof(buf) && strpos+7 < len) { - struct usb_interface_descriptor *desc; - char if_str[8]; - - desc = (struct usb_interface_descriptor *) &buf[pos]; - if (desc->bLength < 3) - break; - pos += desc->bLength; - - if (desc->bDescriptorType != USB_DT_INTERFACE) - continue; - - if (snprintf(if_str, 8, "%02x%02x%02x:", - desc->bInterfaceClass, - desc->bInterfaceSubClass, - desc->bInterfaceProtocol) != 7) - continue; - - if (strstr(ifs_str, if_str) != NULL) - continue; - - memcpy(&ifs_str[strpos], if_str, 8), - strpos += 7; - } -out: - free(filename); - return err; -} - -/* - * A unique USB identification is generated like this: - * - * 1.) Get the USB device type from InterfaceClass and InterfaceSubClass - * 2.) If the device type is 'Mass-Storage/SPC-2' or 'Mass-Storage/RBC' - * use the SCSI vendor and model as USB-Vendor and USB-model. - * 3.) Otherwise use the USB manufacturer and product as - * USB-Vendor and USB-model. Any non-printable characters - * in those strings will be skipped; a slash '/' will be converted - * into a full stop '.'. - * 4.) If that fails, too, we will use idVendor and idProduct - * as USB-Vendor and USB-model. - * 5.) The USB identification is the USB-vendor and USB-model - * string concatenated with an underscore '_'. - * 6.) If the device supplies a serial number, this number - * is concatenated with the identification with an underscore '_'. - */ -static int usb_id(struct udev_device *dev) -{ - struct udev *udev = udev_device_get_udev(dev); - struct udev_device *dev_interface = NULL; - struct udev_device *dev_usb = NULL; - const char *if_class, *if_subclass; - int if_class_num; - int protocol = 0; - - dbg(udev, "syspath %s\n", udev_device_get_syspath(dev)); - - /* shortcut, if we are called directly for a "usb_device" type */ - if (udev_device_get_devtype(dev) != NULL && strcmp(udev_device_get_devtype(dev), "usb_device") == 0) { - dev_if_packed_info(dev, packed_if_str, sizeof(packed_if_str)); - dev_usb = dev; - goto fallback; - } - - /* usb interface directory */ - dev_interface = udev_device_get_parent_with_subsystem_devtype(dev, "usb", "usb_interface"); - if (dev_interface == NULL) { - info(udev, "unable to access usb_interface device of '%s'\n", - udev_device_get_syspath(dev)); - return 1; - } - - ifnum = udev_device_get_sysattr_value(dev_interface, "bInterfaceNumber"); - driver = udev_device_get_sysattr_value(dev_interface, "driver"); - - if_class = udev_device_get_sysattr_value(dev_interface, "bInterfaceClass"); - if (!if_class) { - info(udev, "%s: cannot get bInterfaceClass attribute\n", - udev_device_get_sysname(dev)); - return 1; - } - - if_class_num = strtoul(if_class, NULL, 16); - if (if_class_num == 8) { - /* mass storage */ - if_subclass = udev_device_get_sysattr_value(dev_interface, "bInterfaceSubClass"); - if (if_subclass != NULL) - protocol = set_usb_mass_storage_ifsubtype(type_str, if_subclass, sizeof(type_str)-1); - } else { - set_usb_iftype(type_str, if_class_num, sizeof(type_str)-1); - } - - info(udev, "%s: if_class %d protocol %d\n", - udev_device_get_syspath(dev_interface), if_class_num, protocol); - - /* usb device directory */ - dev_usb = udev_device_get_parent_with_subsystem_devtype(dev_interface, "usb", "usb_device"); - if (!dev_usb) { - info(udev, "unable to find parent 'usb' device of '%s'\n", - udev_device_get_syspath(dev)); - return 1; - } - - /* all interfaces of the device in a single string */ - dev_if_packed_info(dev_usb, packed_if_str, sizeof(packed_if_str)); - - /* mass storage : SCSI or ATAPI */ - if ((protocol == 6 || protocol == 2) && !use_usb_info) { - struct udev_device *dev_scsi; - const char *scsi_model, *scsi_vendor, *scsi_type, *scsi_rev; - int host, bus, target, lun; - - /* get scsi device */ - dev_scsi = udev_device_get_parent_with_subsystem_devtype(dev, "scsi", "scsi_device"); - if (dev_scsi == NULL) { - info(udev, "unable to find parent 'scsi' device of '%s'\n", - udev_device_get_syspath(dev)); - goto fallback; - } - if (sscanf(udev_device_get_sysname(dev_scsi), "%d:%d:%d:%d", &host, &bus, &target, &lun) != 4) { - info(udev, "invalid scsi device '%s'\n", udev_device_get_sysname(dev_scsi)); - goto fallback; - } - - /* Generic SPC-2 device */ - scsi_vendor = udev_device_get_sysattr_value(dev_scsi, "vendor"); - if (!scsi_vendor) { - info(udev, "%s: cannot get SCSI vendor attribute\n", - udev_device_get_sysname(dev_scsi)); - goto fallback; - } - udev_util_encode_string(scsi_vendor, vendor_str_enc, sizeof(vendor_str_enc)); - udev_util_replace_whitespace(scsi_vendor, vendor_str, sizeof(vendor_str)-1); - udev_util_replace_chars(vendor_str, NULL); - - scsi_model = udev_device_get_sysattr_value(dev_scsi, "model"); - if (!scsi_model) { - info(udev, "%s: cannot get SCSI model attribute\n", - udev_device_get_sysname(dev_scsi)); - goto fallback; - } - udev_util_encode_string(scsi_model, model_str_enc, sizeof(model_str_enc)); - udev_util_replace_whitespace(scsi_model, model_str, sizeof(model_str)-1); - udev_util_replace_chars(model_str, NULL); - - scsi_type = udev_device_get_sysattr_value(dev_scsi, "type"); - if (!scsi_type) { - info(udev, "%s: cannot get SCSI type attribute\n", - udev_device_get_sysname(dev_scsi)); - goto fallback; - } - set_scsi_type(type_str, scsi_type, sizeof(type_str)-1); - - scsi_rev = udev_device_get_sysattr_value(dev_scsi, "rev"); - if (!scsi_rev) { - info(udev, "%s: cannot get SCSI revision attribute\n", - udev_device_get_sysname(dev_scsi)); - goto fallback; - } - udev_util_replace_whitespace(scsi_rev, revision_str, sizeof(revision_str)-1); - udev_util_replace_chars(revision_str, NULL); - - /* - * some broken devices have the same identifiers - * for all luns, export the target:lun number - */ - sprintf(instance_str, "%d:%d", target, lun); - } - -fallback: - vendor_id = udev_device_get_sysattr_value(dev_usb, "idVendor"); - product_id = udev_device_get_sysattr_value(dev_usb, "idProduct"); - - /* fallback to USB vendor & device */ - if (vendor_str[0] == '\0') { - const char *usb_vendor = NULL; - - if (!use_num_info) - usb_vendor = udev_device_get_sysattr_value(dev_usb, "manufacturer"); - - if (!usb_vendor) - usb_vendor = vendor_id; - - if (!usb_vendor) { - info(udev, "No USB vendor information available\n"); - return 1; - } - udev_util_encode_string(usb_vendor, vendor_str_enc, sizeof(vendor_str_enc)); - udev_util_replace_whitespace(usb_vendor, vendor_str, sizeof(vendor_str)-1); - udev_util_replace_chars(vendor_str, NULL); - } - - if (model_str[0] == '\0') { - const char *usb_model = NULL; - - if (!use_num_info) - usb_model = udev_device_get_sysattr_value(dev_usb, "product"); - - if (!usb_model) - usb_model = product_id; - - if (!usb_model) { - dbg(udev, "No USB model information available\n"); - return 1; - } - udev_util_encode_string(usb_model, model_str_enc, sizeof(model_str_enc)); - udev_util_replace_whitespace(usb_model, model_str, sizeof(model_str)-1); - udev_util_replace_chars(model_str, NULL); - } - - if (revision_str[0] == '\0') { - const char *usb_rev; - - usb_rev = udev_device_get_sysattr_value(dev_usb, "bcdDevice"); - if (usb_rev) { - udev_util_replace_whitespace(usb_rev, revision_str, sizeof(revision_str)-1); - udev_util_replace_chars(revision_str, NULL); - } - } - - if (serial_str[0] == '\0') { - const char *usb_serial; - - usb_serial = udev_device_get_sysattr_value(dev_usb, "serial"); - if (usb_serial) { - udev_util_replace_whitespace(usb_serial, serial_str, sizeof(serial_str)-1); - udev_util_replace_chars(serial_str, NULL); - } - } - return 0; -} - -int main(int argc, char **argv) -{ - static const struct option options[] = { - { "usb-info", no_argument, NULL, 'u' }, - { "num-info", no_argument, NULL, 'n' }, - { "export", no_argument, NULL, 'x' }, - { "debug", no_argument, NULL, 'd' }, - { "help", no_argument, NULL, 'h' }, - {} - }; - struct udev *udev; - struct udev_device *dev = NULL; - static int export; - int retval = 0; - - udev = udev_new(); - if (udev == NULL) - goto exit; - - udev_log_init("usb_id"); - udev_set_log_fn(udev, log_fn); - - while (1) { - int option; - - option = getopt_long(argc, argv, "dnuxh", options, NULL); - if (option == -1) - break; - - switch (option) { - case 'd': - debug = 1; - if (udev_get_log_priority(udev) < LOG_INFO) - udev_set_log_priority(udev, LOG_INFO); - break; - case 'n': - use_num_info = 1; - use_usb_info = 1; - break; - case 'u': - use_usb_info = 1; - break; - case 'x': - export = 1; - break; - case 'h': - printf("Usage: usb_id [--usb-info] [--num-info] [--export] [--help] []\n" - " --usb-info use usb strings instead\n" - " --num-info use numerical values\n" - " --export print values as environment keys\n" - " --help print this help text\n\n"); - goto exit; - } - } - - dev = udev_device_new_from_environment(udev); - if (dev == NULL) { - char syspath[UTIL_PATH_SIZE]; - const char *devpath; - - devpath = argv[optind]; - if (devpath == NULL) { - fprintf(stderr, "missing device\n"); - retval = 1; - goto exit; - } - - util_strscpyl(syspath, sizeof(syspath), udev_get_sys_path(udev), devpath, NULL); - dev = udev_device_new_from_syspath(udev, syspath); - if (dev == NULL) { - err(udev, "unable to access '%s'\n", devpath); - retval = 1; - goto exit; - return 1; - } - } - - retval = usb_id(dev); - if (retval == 0) { - char serial[256]; - size_t l; - char *s; - - s = serial; - l = util_strpcpyl(&s, sizeof(serial), vendor_str, "_", model_str, NULL); - if (serial_str[0] != '\0') - l = util_strpcpyl(&s, l, "_", serial_str, NULL); - if (instance_str[0] != '\0') - util_strpcpyl(&s, l, "-", instance_str, NULL); - - if (export) { - printf("ID_VENDOR=%s\n", vendor_str); - printf("ID_VENDOR_ENC=%s\n", vendor_str_enc); - printf("ID_VENDOR_ID=%s\n", vendor_id); - printf("ID_MODEL=%s\n", model_str); - printf("ID_MODEL_ENC=%s\n", model_str_enc); - printf("ID_MODEL_ID=%s\n", product_id); - printf("ID_REVISION=%s\n", revision_str); - printf("ID_SERIAL=%s\n", serial); - if (serial_str[0] != '\0') - printf("ID_SERIAL_SHORT=%s\n", serial_str); - if (type_str[0] != '\0') - printf("ID_TYPE=%s\n", type_str); - if (instance_str[0] != '\0') - printf("ID_INSTANCE=%s\n", instance_str); - printf("ID_BUS=usb\n"); - if (packed_if_str[0] != '\0') - printf("ID_USB_INTERFACES=:%s\n", packed_if_str); - if (ifnum != NULL) - printf("ID_USB_INTERFACE_NUM=%s\n", ifnum); - if (driver != NULL) - printf("ID_USB_DRIVER=%s\n", driver); - } else - printf("%s\n", serial); - } - -exit: - udev_device_unref(dev); - udev_unref(udev); - udev_log_close(); - return retval; -} diff --git a/extras/v4l_id/60-persistent-v4l.rules b/extras/v4l_id/60-persistent-v4l.rules index b6e1313a31..edfd844753 100644 --- a/extras/v4l_id/60-persistent-v4l.rules +++ b/extras/v4l_id/60-persistent-v4l.rules @@ -6,14 +6,14 @@ ENV{MAJOR}=="", GOTO="persistent_v4l_end" IMPORT{program}="v4l_id $tempnode" -SUBSYSTEMS=="usb", IMPORT{program}="usb_id --export %p" +SUBSYSTEMS=="usb", IMPORT{builtin}="usb_id" KERNEL=="video*", ENV{ID_SERIAL}=="?*", SYMLINK+="v4l/by-id/$env{ID_BUS}-$env{ID_SERIAL}-video-index$attr{index}" # check for valid "index" number TEST!="index", GOTO="persistent_v4l_end" ATTR{index}!="?*", GOTO="persistent_v4l_end" -IMPORT{program}="path_id %p" +IMPORT{builtin}="path_id" ENV{ID_PATH}=="?*", KERNEL=="video*|vbi*", SYMLINK+="v4l/by-path/$env{ID_PATH}-video-index$attr{index}" ENV{ID_PATH}=="?*", KERNEL=="audio*", SYMLINK+="v4l/by-path/$env{ID_PATH}-audio-index$attr{index}" -- cgit v1.2.3-54-g00ecf