From 869fc2f1ff73209b9aa5dc7d582eba39feaf6f86 Mon Sep 17 00:00:00 2001 From: "greg@kroah.com" Date: Mon, 26 Jan 2004 18:55:37 -0800 Subject: [PATCH] move udevinfo into the main build and clean up the main Makefile a bit. --- extras/udevinfo/Makefile | 28 --- extras/udevinfo/udevinfo.c | 424 --------------------------------------------- 2 files changed, 452 deletions(-) delete mode 100644 extras/udevinfo/Makefile delete mode 100644 extras/udevinfo/udevinfo.c (limited to 'extras') diff --git a/extras/udevinfo/Makefile b/extras/udevinfo/Makefile deleted file mode 100644 index b740b25331..0000000000 --- a/extras/udevinfo/Makefile +++ /dev/null @@ -1,28 +0,0 @@ -PROG=udevinfo -OBJS= ../../udev_config.o \ - ../../udev-add.o \ - ../../udev-remove.o \ - ../../udevdb.o \ - ../../logging.o \ - ../../namedev.o \ - ../../namedev_parse.o \ - ../../libsysfs/sysfs_bus.o \ - ../../libsysfs/sysfs_class.o \ - ../../libsysfs/sysfs_device.o \ - ../../libsysfs/sysfs_dir.o \ - ../../libsysfs/sysfs_driver.o \ - ../../libsysfs/sysfs_utils.o \ - ../../libsysfs/dlist.o \ - ../../tdb/tdb.o \ - ../../tdb/spinlock.o \ - -all: $(PROG) - -$(PROG): $(PROG).o - $(LD) $(LDFLAGS) -o $(PROG) $(PROG).o $(OBJS) -lc - -clean: - rm -f $(PROG) $(OBJS) $(PROG).o - -me: - cd ../..; make EXTRAS=extras/udevinfo diff --git a/extras/udevinfo/udevinfo.c b/extras/udevinfo/udevinfo.c deleted file mode 100644 index 3f03901f49..0000000000 --- a/extras/udevinfo/udevinfo.c +++ /dev/null @@ -1,424 +0,0 @@ -/* - * udevinfo - fetches attributes for a device - * - * Copyright (C) 2004 Kay Sievers - * - * - * 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 version 2 of the License. - * - * 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, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include -#include -#include -#include -#include -#include -#include - -#include "../../udev.h" -#include "../../udev_version.h" -#include "../../logging.h" -#include "../../udevdb.h" -#include "../../libsysfs/libsysfs.h" - - -# define SYSFS_VALUE_MAX 200 - -char **main_argv; -int main_argc; -char **main_envp; - -static int print_all_attributes(const char *path) -{ - struct dlist *attributes; - struct sysfs_attribute *attr; - struct sysfs_directory *sysfs_dir; - char value[SYSFS_VALUE_MAX]; - int len; - int retval = 0; - - sysfs_dir = sysfs_open_directory(path); - if (sysfs_dir == NULL) - return -1; - - attributes = sysfs_get_dir_attributes(sysfs_dir); - if (attributes == NULL) { - retval = -1; - goto exit; - } - - dlist_for_each_data(attributes, attr, struct sysfs_attribute) { - if (attr->value != NULL) { - strncpy(value, attr->value, SYSFS_VALUE_MAX); - len = strlen(value); - if (len == 0) - continue; - - /* remove trailing newline */ - if (value[len-1] == '\n') { - value[len-1] = '\0'; - len--; - } - - /* skip nonprintable values */ - while (len) { - if (isprint(value[len-1]) == 0) - break; - len--; - } - if (len == 0) - printf(" SYSFS_%s=\"%s\"\n", attr->name, value); - } - } - printf("\n"); - -exit: - sysfs_close_directory(sysfs_dir); - - return retval; -} - -/* callback for database dump */ -static int print_record(char *path, struct udevice *dev) -{ - printf("P: %s\n", path); - printf("N: %s\n", dev->name); - printf("M: %#o\n", dev->mode); - printf("S: %s\n", dev->symlink); - printf("O: %s\n", dev->owner); - printf("G: %s\n", dev->group); - printf("\n"); - return 0; -} - -enum query_type { - NONE, - NAME, - PATH, - SYMLINK, - MODE, - OWNER, - GROUP -}; - -static int print_device_chain(const char *path) -{ - struct sysfs_class_device *class_dev; - struct sysfs_class_device *class_dev_parent; - struct sysfs_attribute *attr; - struct sysfs_device *sysfs_dev; - struct sysfs_device *sysfs_dev_parent; - int retval = 0; - - /* get the class dev */ - class_dev = sysfs_open_class_device_path(path); - if (class_dev == NULL) { - printf("couldn't get the class device\n"); - return -1; - } - - /* read the 'dev' file for major/minor*/ - attr = sysfs_get_classdev_attr(class_dev, "dev"); - if (attr == NULL) { - printf("couldn't get the \"dev\" file\n"); - retval = -1; - goto exit; - } - printf("\ndevice '%s' has major:minor %s", class_dev->path, attr->value); - sysfs_close_attribute(attr); - - /* open sysfs class device directory and print all attributes */ - printf(" looking at class device '%s':\n", class_dev->path); - if (print_all_attributes(class_dev->path) != 0) { - printf("couldn't open class device directory\n"); - retval = -1; - goto exit; - } - - /* get the device link (if parent exists look here) */ - class_dev_parent = sysfs_get_classdev_parent(class_dev); - if (class_dev_parent != NULL) { - //sysfs_close_class_device(class_dev); - class_dev = class_dev_parent; - } - sysfs_dev = sysfs_get_classdev_device(class_dev); - if (sysfs_dev != NULL) - printf("follow the class device's \"device\"\n"); - - /* look the device chain upwards */ - while (sysfs_dev != NULL) { - printf(" looking at the device chain at '%s':\n", sysfs_dev->path); - printf(" BUS=\"%s\"\n", sysfs_dev->bus); - printf(" ID=\"%s\"\n", sysfs_dev->bus_id); - - /* open sysfs device directory and print all attributes */ - print_all_attributes(sysfs_dev->path); - - sysfs_dev_parent = sysfs_get_device_parent(sysfs_dev); - if (sysfs_dev_parent == NULL) - break; - - //sysfs_close_device(sysfs_dev); - sysfs_dev = sysfs_dev_parent; - } - sysfs_close_device(sysfs_dev); - -exit: - //sysfs_close_class_device(class_dev); - return retval; -} - -static int process_options(void) -{ - static const char short_options[] = "adn:p:q:rVh"; - int option; - int retval = 1; - struct udevice dev; - int root = 0; - int attributes = 0; - enum query_type query = NONE; - char result[NAME_SIZE] = ""; - char path[NAME_SIZE] = ""; - char name[NAME_SIZE] = ""; - char temp[NAME_SIZE]; - char *pos; - - /* get command line options */ - while (1) { - option = getopt(main_argc, main_argv, short_options); - if (option == -1) - break; - - dbg("option '%c'", option); - switch (option) { - case 'n': - dbg("udev name: %s\n", optarg); - strfieldcpy(name, optarg); - break; - - case 'p': - dbg("udev path: %s\n", optarg); - strfieldcpy(path, optarg); - break; - - case 'q': - dbg("udev query: %s\n", optarg); - - if (strcmp(optarg, "name") == 0) { - query = NAME; - break; - } - - if (strcmp(optarg, "symlink") == 0) { - query = SYMLINK; - break; - } - - if (strcmp(optarg, "mode") == 0) { - query = MODE; - break; - } - - if (strcmp(optarg, "owner") == 0) { - query = OWNER; - break; - } - - if (strcmp(optarg, "group") == 0) { - query = GROUP; - break; - } - - if (strcmp(optarg, "path") == 0) { - query = PATH; - break; - } - - printf("unknown query type\n"); - exit(1); - - case 'r': - root = 1; - break; - - case 'a': - attributes = 1; - break; - - case 'd': - retval = udevdb_open_ro(); - if (retval != 0) { - printf("unable to open udev database\n"); - exit(2); - } - udevdb_call_foreach(print_record); - udevdb_exit(); - exit(0); - - case 'V': - printf("udev, version %s\n", UDEV_VERSION); - exit(0); - - case 'h': - retval = 0; - case '?': - default: - goto help; - } - } - - /* process options */ - if (query != NONE) { - retval = udevdb_open_ro(); - if (retval != 0) { - printf("unable to open udev database\n"); - return -EACCES; - } - - if (path[0] != '\0') { - /* remove sysfs_path if given */ - if (strncmp(path, sysfs_path, strlen(sysfs_path)) == 0) { - pos = path + strlen(sysfs_path); - } else { - if (path[0] != '/') { - /* prepend '/' if missing */ - strcat(temp, "/"); - strncat(temp, path, sizeof(path)); - pos = temp; - } else { - pos = path; - } - } - retval = udevdb_get_dev(pos, &dev); - if (retval != 0) { - printf("device not found in database\n"); - goto exit; - } - goto print; - } - - if (name[0] != '\0') { - /* remove udev_root if given */ - if (strncmp(name, udev_root, strlen(udev_root)) == 0) { - pos = name + strlen(udev_root); - } else - pos = name; - retval = udevdb_get_dev_byname(pos, path, &dev); - if (retval != 0) { - printf("device not found in database\n"); - goto exit; - } - goto print; - } - - printf("query needs device path(-p) or node name(-n) specified\n"); - goto exit; - -print: - switch(query) { - case NAME: - if (root) - strfieldcpy(result, udev_root); - strncat(result, dev.name, sizeof(result)); - break; - - case SYMLINK: - strfieldcpy(result, dev.symlink); - break; - - case MODE: - sprintf(result, "%#o", dev.mode); - break; - - case GROUP: - strfieldcpy(result, dev.group); - break; - - case OWNER: - strfieldcpy(result, dev.owner); - break; - - case PATH: - strfieldcpy(result, path); - break; - - default: - goto exit; - } - printf("%s\n", result); - -exit: - udevdb_exit(); - return retval; - } - - if (attributes) { - if (path[0] == '\0') { - printf("attribute walk on device chain needs path(-p) specified\n"); - return -EINVAL; - } else { - if (strncmp(path, sysfs_path, strlen(sysfs_path)) != 0) { - /* prepend sysfs mountpoint if not given */ - strfieldcpy(temp, path); - strfieldcpy(path, sysfs_path); - strncat(path, temp, sizeof(path)); - } - print_device_chain(path); - return 0; - } - } - - if (root) { - printf("%s\n", udev_root); - return 0; - } - -help: - printf("Usage: [-anpqrdVh]\n" - " -q TYPE query database for the specified value:\n" - " 'name' name of device node\n" - " 'symlink' pointing to node\n" - " 'mode' permissions of node\n" - " 'owner' of node\n" - " 'group' of node\n" - " 'path' sysfs device path\n" - " -p PATH sysfs device path used for query or chain\n" - " -n NAME node name used for query\n" - "\n" - " -r print udev root\n" - " -a print all attributes along the chain of the device\n" - " -d dump whole database\n" - " -V print udev version\n" - " -h print this help text\n" - "\n"); - return retval; -} - -int main(int argc, char *argv[], char *envp[]) -{ - int retval; - - main_argv = argv; - main_argc = argc; - main_envp = envp; - - /* initialize our configuration */ - udev_init_config(); - - retval = process_options(); - if (retval != 0) - exit(1); - exit(0); -} -- cgit v1.2.3-54-g00ecf