use libudev code, unify logging, pass udev context around everywhere

19 files changed, 430 insertions, 471 deletions

diff --git a/extras/ata_id/Makefile.am b/extras/ata_id/Makefile.am
index 81332dd3f6..7e7fd2b7ab 100644
--- a/extras/ata_id/Makefile.am
+++ b/extras/ata_id/Makefile.am
@@ -4,10 +4,14 @@ udevhome_PROGRAMS = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 ata_id_SOURCES = \
 	ata_id.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c
diff --git a/extras/ata_id/ata_id.c b/extras/ata_id/ata_id.c
index 125c3f3dd7..43d9516a19 100644
--- a/extras/ata_id/ata_id.c
+++ b/extras/ata_id/ata_id.c
@@ -1,7 +1,7 @@
 /*
  * ata_id - reads product/serial number from ATA drives
  *
- * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org>
+ * Copyright (C) 2005-2008 Kay Sievers <kay.sievers@vrfy.org>
  *
  *	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
@@ -28,30 +28,12 @@
 
 #include "../../udev/udev.h"
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	vsyslog(priority, format, args);
-	va_end(args);
 }
-#endif
 
 static void set_str(char *to, const char *from, size_t count)
 {
@@ -87,6 +69,7 @@ static void set_str(char *to, const char *from, size_t count)
 
 int main(int argc, char *argv[])
 {
+	struct udev *udev;
 	struct hd_driveid id;
 	char model[41];
 	char serial[21];
@@ -101,7 +84,12 @@ int main(int argc, char *argv[])
 		{}
 	};
 
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
+
 	logging_init("ata_id");
+	udev_set_log_fn(udev, log_fn);
 
 	while (1) {
 		int option;
@@ -126,24 +114,24 @@ int main(int argc, char *argv[])
 
 	node = argv[optind];
 	if (node == NULL) {
-		err("no node specified\n");
+		err(udev, "no node specified\n");
 		rc = 1;
 		goto exit;
 	}
 
 	fd = open(node, O_RDONLY|O_NONBLOCK);
 	if (fd < 0) {
-		err("unable to open '%s'\n", node);
+		err(udev, "unable to open '%s'\n", node);
 		rc = 1;
 		goto exit;
 	}
 
 	if (ioctl(fd, HDIO_GET_IDENTITY, &id)) {
 		if (errno == ENOTTY) {
-			info("HDIO_GET_IDENTITY unsupported for '%s'\n", node);
+			info(udev, "HDIO_GET_IDENTITY unsupported for '%s'\n", node);
 			rc = 2;
 		} else {
-			err("HDIO_GET_IDENTITY failed for '%s'\n", node);
+			err(udev, "HDIO_GET_IDENTITY failed for '%s'\n", node);
 			rc = 3;
 		}
 		goto close;
@@ -190,6 +178,7 @@ int main(int argc, char *argv[])
 close:
 	close(fd);
 exit:
+	udev_unref(udev);
 	logging_close();
 	return rc;
 }
diff --git a/extras/cdrom_id/Makefile.am b/extras/cdrom_id/Makefile.am
index 88de1379cd..dfc98850e0 100644
--- a/extras/cdrom_id/Makefile.am
+++ b/extras/cdrom_id/Makefile.am
@@ -8,10 +8,14 @@ dist_udevrules_DATA = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 cdrom_id_SOURCES = \
 	cdrom_id.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c
diff --git a/extras/cdrom_id/cdrom_id.c b/extras/cdrom_id/cdrom_id.c
index 9e27471863..dbe80ea7e3 100644
--- a/extras/cdrom_id/cdrom_id.c
+++ b/extras/cdrom_id/cdrom_id.c
@@ -46,37 +46,17 @@
 
 static int debug;
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-
-		if (debug && udev_log < LOG_INFO)
-			udev_log = LOG_INFO;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	if (debug) {
-		fprintf(stderr, "[%d] ", (int) getpid());
+		fprintf(stderr, "%s: ", fn);
 		vfprintf(stderr, format, args);
-	} else
+	} else {
 		vsyslog(priority, format, args);
-	va_end(args);
+	}
 }
-#endif
 
 /* device info */
 static unsigned int cd_cd_rom;
@@ -135,13 +115,13 @@ static unsigned long long int cd_media_session_last_offset;
 #define ASC(errcode)	(((errcode) >> 8) & 0xFF)
 #define ASCQ(errcode)	((errcode) & 0xFF)
 
-static void info_scsi_cmd_err(const char *cmd, int err)
+static void info_scsi_cmd_err(struct udev *udev, char *cmd, int err)
 {
 	if (err == -1) {
-		info("%s failed\n", cmd);
+		info(udev, "%s failed\n", cmd);
 		return;
 	}
-	info("%s failed with SK=%Xh/ASC=%02Xh/ACQ=%02Xh\n", cmd, SK(err), ASC(err), ASCQ(err));
+	info(udev, "%s failed with SK=%Xh/ASC=%02Xh/ACQ=%02Xh\n", cmd, SK(err), ASC(err), ASCQ(err));
 }
 
 struct scsi_cmd {
@@ -153,7 +133,7 @@ struct scsi_cmd {
 	struct sg_io_hdr sg_io;
 };
 
-static void scsi_cmd_set(struct scsi_cmd *cmd, size_t i, int arg)
+static void scsi_cmd_set(struct udev *udev, struct scsi_cmd *cmd, size_t i, int arg)
 {
 	if (i == 0) {
 		memset(cmd, 0x00, sizeof(struct scsi_cmd));
@@ -172,7 +152,7 @@ static void scsi_cmd_set(struct scsi_cmd *cmd, size_t i, int arg)
 
 #define CHECK_CONDITION 0x01
 
-static int scsi_cmd_run(struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t bufsize)
+static int scsi_cmd_run(struct udev *udev, struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t bufsize)
 {
 	int ret = 0;
 
@@ -194,13 +174,13 @@ static int scsi_cmd_run(struct scsi_cmd *cmd, int fd, unsigned char *buf, size_t
 	return ret;
 }
 
-static int cd_capability_compat(int fd)
+static int cd_capability_compat(struct udev *udev, int fd)
 {
 	int capabilty;
 
 	capabilty = ioctl(fd, CDROM_GET_CAPABILITY, NULL);
 	if (capabilty < 0) {
-		info("CDROM_GET_CAPABILITY failed\n");
+		info(udev, "CDROM_GET_CAPABILITY failed\n");
 		return -1;
 	}
 
@@ -221,30 +201,30 @@ static int cd_capability_compat(int fd)
 	return 0;
 }
 
-static int cd_inquiry(int fd) {
+static int cd_inquiry(struct udev *udev, int fd) {
 	struct scsi_cmd sc;
 	unsigned char inq[128];
 	int err;
 
-	scsi_cmd_set(&sc, 0, 0x12);
-	scsi_cmd_set(&sc, 4, 36);
-	scsi_cmd_set(&sc, 5, 0);
-	err = scsi_cmd_run(&sc, fd, inq, 36);
+	scsi_cmd_set(udev, &sc, 0, 0x12);
+	scsi_cmd_set(udev, &sc, 4, 36);
+	scsi_cmd_set(udev, &sc, 5, 0);
+	err = scsi_cmd_run(udev, &sc, fd, inq, 36);
 	if ((err < 0)) {
-		info_scsi_cmd_err("INQUIRY", err);
+		info_scsi_cmd_err(udev, "INQUIRY", err);
 		return -1;
 	}
 
 	if ((inq[0] & 0x1F) != 5) {
-		info("not an MMC unit\n");
+		info(udev, "not an MMC unit\n");
 		return -1;
 	}
 
-	info("INQUIRY: [%.8s][%.16s][%.4s]\n", inq + 8, inq + 16, inq + 32);
+	info(udev, "INQUIRY: [%.8s][%.16s][%.4s]\n", inq + 8, inq + 16, inq + 32);
 	return 0;
 }
 
-static int cd_profiles(int fd)
+static int cd_profiles(struct udev *udev, int fd)
 {
 	struct scsi_cmd sc;
 	unsigned char header[8];
@@ -254,32 +234,32 @@ static int cd_profiles(int fd)
 	unsigned int i;
 	int err;
 
-	scsi_cmd_set(&sc, 0, 0x46);
-	scsi_cmd_set(&sc, 1, 0);
-	scsi_cmd_set(&sc, 8, sizeof(header));
-	scsi_cmd_set(&sc, 9, 0);
-	err = scsi_cmd_run(&sc, fd, header, sizeof(header));
+	scsi_cmd_set(udev, &sc, 0, 0x46);
+	scsi_cmd_set(udev, &sc, 1, 0);
+	scsi_cmd_set(udev, &sc, 8, sizeof(header));
+	scsi_cmd_set(udev, &sc, 9, 0);
+	err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 	if ((err < 0)) {
-		info_scsi_cmd_err("GET CONFIGURATION", err);
+		info_scsi_cmd_err(udev, "GET CONFIGURATION", err);
 		return -1;
 	}
 
 	len = 4 + (header[0] << 24 | header[1] << 16 | header[2] << 8 | header[3]);
-	info("GET CONFIGURATION: number of profiles %i\n", len);
+	info(udev, "GET CONFIGURATION: number of profiles %i\n", len);
 	if (len > sizeof(profiles)) {
-		info("invalid number of profiles\n");
+		info(udev, "invalid number of profiles\n");
 		return -1;
 	}
 
-	scsi_cmd_set(&sc, 0, 0x46);
-	scsi_cmd_set(&sc, 1, 1);
-	scsi_cmd_set(&sc, 6, len >> 16);
-	scsi_cmd_set(&sc, 7, len >> 8);
-	scsi_cmd_set(&sc, 8, len);
-	scsi_cmd_set(&sc, 9, 0);
-	err = scsi_cmd_run(&sc, fd, profiles, len);
+	scsi_cmd_set(udev, &sc, 0, 0x46);
+	scsi_cmd_set(udev, &sc, 1, 1);
+	scsi_cmd_set(udev, &sc, 6, len >> 16);
+	scsi_cmd_set(udev, &sc, 7, len >> 8);
+	scsi_cmd_set(udev, &sc, 8, len);
+	scsi_cmd_set(udev, &sc, 9, 0);
+	err = scsi_cmd_run(udev, &sc, fd, profiles, len);
 	if ((err < 0)) {
-		info_scsi_cmd_err("GET CONFIGURATION", err);
+		info_scsi_cmd_err(udev, "GET CONFIGURATION", err);
 		return -1;
 	}
 
@@ -288,7 +268,7 @@ static int cd_profiles(int fd)
 		unsigned int profile = (profiles[i] << 8 | profiles[i + 1]);
 		if (profile == 0)
 			continue;
-		info("profile 0x%02x\n", profile);
+		info(udev, "profile 0x%02x\n", profile);
 
 		switch (profile) {
 		case 0x03:
@@ -344,9 +324,9 @@ static int cd_profiles(int fd)
 
 	/* current media profile */
 	cur_profile = header[6] << 8 | header[7];
-	info("current profile 0x%02x\n", cur_profile);
+	info(udev, "current profile 0x%02x\n", cur_profile);
 	if (cur_profile == 0) {
-		info("no current profile, assuming no media\n");
+		info(udev, "no current profile, assuming no media\n");
 		return -1;
 	}
 
@@ -415,7 +395,7 @@ static int cd_profiles(int fd)
 	return 0;
 }
 
-static int cd_media_info(int fd)
+static int cd_media_info(struct udev *udev, int fd)
 {
 	struct scsi_cmd sc;
 	unsigned char header[32];
@@ -427,16 +407,16 @@ static int cd_media_info(int fd)
 	};
 	int err;
 
-	scsi_cmd_set(&sc, 0, 0x51);
-	scsi_cmd_set(&sc, 8, sizeof(header));
-	scsi_cmd_set(&sc, 9, 0);
-	err = scsi_cmd_run(&sc, fd, header, sizeof(header));
+	scsi_cmd_set(udev, &sc, 0, 0x51);
+	scsi_cmd_set(udev, &sc, 8, sizeof(header));
+	scsi_cmd_set(udev, &sc, 9, 0);
+	err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 	if ((err < 0)) {
-		info_scsi_cmd_err("READ DISC INFORMATION", err);
+		info_scsi_cmd_err(udev, "READ DISC INFORMATION", err);
 		return -1;
 	};
 
-	info("disk type %02x\n", header[8]);
+	info(udev, "disk type %02x\n", header[8]);
 
 	if ((header[2] & 3) < 4)
 		cd_media_state = media_status[header[2] & 3];
@@ -448,7 +428,7 @@ static int cd_media_info(int fd)
 	return 0;
 }
 
-static int cd_media_toc(int fd)
+static int cd_media_toc(struct udev *udev, int fd)
 {
 	struct scsi_cmd sc;
 	unsigned char header[12];
@@ -457,18 +437,18 @@ static int cd_media_toc(int fd)
 	unsigned char *p;
 	int err;
 
-	scsi_cmd_set(&sc, 0, 0x43);
-	scsi_cmd_set(&sc, 6, 1);
-	scsi_cmd_set(&sc, 8, sizeof(header));
-	scsi_cmd_set(&sc, 9, 0);
-	err = scsi_cmd_run(&sc, fd, header, sizeof(header));
+	scsi_cmd_set(udev, &sc, 0, 0x43);
+	scsi_cmd_set(udev, &sc, 6, 1);
+	scsi_cmd_set(udev, &sc, 8, sizeof(header));
+	scsi_cmd_set(udev, &sc, 9, 0);
+	err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 	if ((err < 0)) {
-		info_scsi_cmd_err("READ TOC", err);
+		info_scsi_cmd_err(udev, "READ TOC", err);
 		return -1;
 	}
 
 	len = (header[0] << 8 | header[1]) + 2;
-	info("READ TOC: len: %d\n", len);
+	info(udev, "READ TOC: len: %d\n", len);
 	if (len > sizeof(toc))
 		return -1;
 	if (len < 2)
@@ -478,14 +458,14 @@ static int cd_media_toc(int fd)
 	if (len < 8)
 		return 0;
 
-	scsi_cmd_set(&sc, 0, 0x43);
-	scsi_cmd_set(&sc, 6, header[2]); /* First Track/Session Number */
-	scsi_cmd_set(&sc, 7, len >> 8);
-	scsi_cmd_set(&sc, 8, len);
-	scsi_cmd_set(&sc, 9, 0);
-	err = scsi_cmd_run(&sc, fd, toc, len);
+	scsi_cmd_set(udev, &sc, 0, 0x43);
+	scsi_cmd_set(udev, &sc, 6, header[2]); /* First Track/Session Number */
+	scsi_cmd_set(udev, &sc, 7, len >> 8);
+	scsi_cmd_set(udev, &sc, 8, len);
+	scsi_cmd_set(udev, &sc, 9, 0);
+	err = scsi_cmd_run(udev, &sc, fd, toc, len);
 	if ((err < 0)) {
-		info_scsi_cmd_err("READ TOC (tracks)", err);
+		info_scsi_cmd_err(udev, "READ TOC (tracks)", err);
 		return -1;
 	}
 
@@ -496,7 +476,7 @@ static int cd_media_toc(int fd)
 		is_data_track = (p[1] & 0x04) != 0;
 
 		block = p[4] << 24 | p[5] << 16 | p[6] << 8 | p[7];
-		info("track=%u info=0x%x(%s) start_block=%u\n",
+		info(udev, "track=%u info=0x%x(%s) start_block=%u\n",
 		     p[2], p[1] & 0x0f, is_data_track ? "data":"audio", block);
 
 		if (is_data_track)
@@ -505,23 +485,24 @@ static int cd_media_toc(int fd)
 			cd_media_track_count_audio++;
 	}
 
-	scsi_cmd_set(&sc, 0, 0x43);
-	scsi_cmd_set(&sc, 2, 1); /* Session Info */
-	scsi_cmd_set(&sc, 8, 12);
-	scsi_cmd_set(&sc, 9, 0);
-	err = scsi_cmd_run(&sc, fd, header, sizeof(header));
+	scsi_cmd_set(udev, &sc, 0, 0x43);
+	scsi_cmd_set(udev, &sc, 2, 1); /* Session Info */
+	scsi_cmd_set(udev, &sc, 8, 12);
+	scsi_cmd_set(udev, &sc, 9, 0);
+	err = scsi_cmd_run(udev, &sc, fd, header, sizeof(header));
 	if ((err < 0)) {
-		info_scsi_cmd_err("READ TOC (multi session)", err);
+		info_scsi_cmd_err(udev, "READ TOC (multi session)", err);
 		return -1;
 	}
 	len = header[4+4] << 24 | header[4+5] << 16 | header[4+6] << 8 | header[4+7];
-	info("last track %u starts at block %u\n", header[4+2], len);
+	info(udev, "last track %u starts at block %u\n", header[4+2], len);
 	cd_media_session_last_offset = (unsigned long long int)len * 2048;
 	return 0;
 }
 
 int main(int argc, char *argv[])
 {
+	struct udev *udev;
 	static const struct option options[] = {
 		{ "export", 0, NULL, 'x' },
 		{ "debug", 0, NULL, 'd' },
@@ -533,7 +514,12 @@ int main(int argc, char *argv[])
 	int fd = -1;
 	int rc = 0;
 
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
+
 	logging_init("cdrom_id");
+	udev_set_log_fn(udev, log_fn);
 
 	while (1) {
 		int option;
@@ -545,6 +531,8 @@ int main(int argc, char *argv[])
 		switch (option) {
 		case 'd':
 			debug = 1;
+			if (udev_get_log_priority(udev) < LOG_INFO)
+				udev_set_log_priority(udev, LOG_INFO);
 			break;
 		case 'x':
 			export = 1;
@@ -563,7 +551,7 @@ int main(int argc, char *argv[])
 
 	node = argv[optind];
 	if (!node) {
-		err("no device\n");
+		err(udev, "no device\n");
 		fprintf(stderr, "no device\n");
 		rc = 1;
 		goto exit;
@@ -571,34 +559,34 @@ int main(int argc, char *argv[])
 
 	fd = open(node, O_RDONLY | O_NONBLOCK);
 	if (fd < 0) {
-		info("unable to open '%s'\n", node);
+		info(udev, "unable to open '%s'\n", node);
 		rc = 1;
 		goto exit;
 	}
-	info("probing: '%s'\n", node);
+	info(udev, "probing: '%s'\n", node);
 
 	/* same data as original cdrom_id */
-	if (cd_capability_compat(fd) < 0) {
+	if (cd_capability_compat(udev, fd) < 0) {
 		rc = 1;
 		goto exit;
 	}
 
 	/* check drive */
-	if (cd_inquiry(fd) < 0) {
+	if (cd_inquiry(udev, fd) < 0) {
 		rc = 2;
 		goto exit;
 	}
 
 	/* read drive and possibly current profile */
-	if (cd_profiles(fd) < 0)
+	if (cd_profiles(udev, fd) < 0)
 		goto print;
 
 	/* get session/track info */
-	if (cd_media_toc(fd) < 0)
+	if (cd_media_toc(udev, fd) < 0)
 		goto print;
 
 	/* get writable media state */
-	if (cd_media_info(fd) < 0)
+	if (cd_media_info(udev, fd) < 0)
 		goto print;
 
 print:
@@ -702,6 +690,7 @@ print:
 exit:
 	if (fd >= 0)
 		close(fd);
+	udev_unref(udev);
 	logging_close();
 	return rc;
 }
diff --git a/extras/edd_id/Makefile.am b/extras/edd_id/Makefile.am
index fa4f18c9fb..cc693967ca 100644
--- a/extras/edd_id/Makefile.am
+++ b/extras/edd_id/Makefile.am
@@ -8,10 +8,14 @@ dist_udevrules_DATA = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 edd_id_SOURCES = \
 	edd_id.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c
diff --git a/extras/edd_id/edd_id.c b/extras/edd_id/edd_id.c
index 9d745c505a..b53700e756 100644
--- a/extras/edd_id/edd_id.c
+++ b/extras/edd_id/edd_id.c
@@ -25,33 +25,16 @@
 
 #include "../../udev/udev.h"
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	vsyslog(priority, format, args);
-	va_end(args);
 }
-#endif
 
 int main(int argc, char *argv[])
 {
+	struct udev *udev;
 	const char *node = NULL;
 	int i;
 	int export = 0;
@@ -64,7 +47,12 @@ int main(int argc, char *argv[])
 	int rc = 1;
 	char match[NAME_MAX] = "";
 
+		udev = udev_new();
+	if (udev == NULL)
+		goto exit;
+
 	logging_init("edd_id");
+	udev_set_log_fn(udev, log_fn);
 
 	for (i = 1 ; i < argc; i++) {
 		char *arg = argv[i];
@@ -75,7 +63,7 @@ int main(int argc, char *argv[])
 			node = arg;
 	}
 	if (node == NULL) {
-		err("no node specified\n");
+		err(udev, "no node specified\n");
 		fprintf(stderr, "no node specified\n");
 		goto exit;
 	}
@@ -83,7 +71,7 @@ int main(int argc, char *argv[])
 	/* check for kernel support */
 	dir = opendir("/sys/firmware/edd");
 	if (dir == NULL) {
-		info("no kernel EDD support\n");
+		info(udev, "no kernel EDD support\n");
 		fprintf(stderr, "no kernel EDD support\n");
 		rc = 2;
 		goto exit;
@@ -91,7 +79,7 @@ int main(int argc, char *argv[])
 
 	disk_fd = open(node, O_RDONLY);
 	if (disk_fd < 0) {
-		info("unable to open '%s'\n", node);
+		info(udev, "unable to open '%s'\n", node);
 		fprintf(stderr, "unable to open '%s'\n", node);
 		rc = 3;
 		goto closedir;
@@ -99,38 +87,38 @@ int main(int argc, char *argv[])
 
 	/* check for valid MBR signature */
 	if (lseek(disk_fd, 510, SEEK_SET) < 0) {
-		info("seek to MBR validity failed '%s'\n", node);
+		info(udev, "seek to MBR validity failed '%s'\n", node);
 		rc = 4;
 		goto close;
 	}
 	if (read(disk_fd, &mbr_valid, sizeof(mbr_valid)) != sizeof(mbr_valid)) {
-		info("read MBR validity failed '%s'\n", node);
+		info(udev, "read MBR validity failed '%s'\n", node);
 		rc = 5;
 		goto close;
 	}
 	if (mbr_valid != 0xAA55) {
 		fprintf(stderr, "no valid MBR signature '%s'\n", node);
-		info("no valid MBR signature '%s'\n", node);
+		info(udev, "no valid MBR signature '%s'\n", node);
 		rc=6;
 		goto close;
 	}
 
 	/* read EDD signature */
 	if (lseek(disk_fd, 440, SEEK_SET) < 0) {
-		info("seek to signature failed '%s'\n", node);
+		info(udev, "seek to signature failed '%s'\n", node);
 		rc = 7;
 		goto close;
 	}
 	if (read(disk_fd, &disk_id, sizeof(disk_id)) != sizeof(disk_id)) {
-		info("read signature failed '%s'\n", node);
+		info(udev, "read signature failed '%s'\n", node);
 		rc = 8;
 		goto close;
 	}
 	/* all zero is invalid */
-	info("read id 0x%08x from '%s'\n", disk_id, node);
+	info(udev, "read id 0x%08x from '%s'\n", disk_id, node);
 	if (disk_id == 0) {
 		fprintf(stderr, "no EDD signature '%s'\n", node);
-		info("'%s' signature is zero\n", node);
+		info(udev, "'%s' signature is zero\n", node);
 		rc = 9;
 		goto close;
 	}
@@ -150,18 +138,18 @@ int main(int argc, char *argv[])
 
 		sysfs_fd = open(file, O_RDONLY);
 		if (sysfs_fd < 0) {
-			info("unable to open sysfs '%s'\n", file);
+			info(udev, "unable to open sysfs '%s'\n", file);
 			continue;
 		}
 
 		size = read(sysfs_fd, sysfs_id_buf, sizeof(sysfs_id_buf)-1);
 		close(sysfs_fd);
 		if (size <= 0) {
-			info("read sysfs '%s' failed\n", file);
+			info(udev, "read sysfs '%s' failed\n", file);
 			continue;
 		}
 		sysfs_id_buf[size] = '\0';
-		info("read '%s' from '%s'\n", sysfs_id_buf, file);
+		info(udev, "read '%s' from '%s'\n", sysfs_id_buf, file);
 		sysfs_id = strtoul(sysfs_id_buf, NULL, 16);
 
 		/* look for matching value, that appears only once */
@@ -171,7 +159,7 @@ int main(int argc, char *argv[])
 				strlcpy(match, dent->d_name, sizeof(match));
 			} else {
 				/* error, same signature for another device */
-				info("'%s' does not have a unique signature\n", node);
+				info(udev, "'%s' does not have a unique signature\n", node);
 				fprintf(stderr, "'%s' does not have a unique signature\n", node);
 				rc = 10;
 				goto exit;
@@ -192,6 +180,7 @@ close:
 closedir:
 	closedir(dir);
 exit:
+	udev_unref(udev);
 	logging_close();
 	return rc;
 }
diff --git a/extras/floppy/Makefile.am b/extras/floppy/Makefile.am
index 4854d5245b..7879e7c2bd 100644
--- a/extras/floppy/Makefile.am
+++ b/extras/floppy/Makefile.am
@@ -4,11 +4,14 @@ udevhome_PROGRAMS = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 create_floppy_devices_SOURCES = \
 	create_floppy_devices.c \
-	../../udev/udev_config.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c \
diff --git a/extras/floppy/create_floppy_devices.c b/extras/floppy/create_floppy_devices.c
index 3e73aa83c3..2c7d44b16d 100644
--- a/extras/floppy/create_floppy_devices.c
+++ b/extras/floppy/create_floppy_devices.c
@@ -41,33 +41,16 @@ static int t1200[] = { 2, 5, 6, 10, 12, 14, 16, 18, 20, 23, 0 };
 static int t3in[] = { 8, 9, 26, 27, 28, 7, 11, 15, 19, 24, 25, 29, 31, 3, 4, 13, 17, 21, 22, 30, 0 };
 static int *table_sup[] = { NULL, t360, t1200, t3in+5+8, t3in+5, t3in, t3in };
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	vsyslog(priority, format, args);
-	va_end(args);
 }
-#endif
 
 int main(int argc, char **argv)
 {
+	struct udev *udev;
 	char *dev;
 	char *devname;
 	char node[64];
@@ -80,6 +63,13 @@ int main(int argc, char **argv)
 	int print_nodes = 0;
 	int is_err = 0;
 
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
+
+	logging_init("create_floppy_devices");
+	udev_set_log_fn(udev, log_fn);
+
 	while ((c = getopt(argc, argv, "cudm:U:G:M:t:")) != -1) {
 		switch (c) {
 		case 'c':
@@ -89,10 +79,10 @@ int main(int argc, char **argv)
 			print_nodes = 1;
 			break;
 		case 'U':
-			uid = lookup_user(optarg);
+			uid = lookup_user(udev, optarg);
 			break;
 		case 'G':
-			gid = lookup_group(optarg);
+			gid = lookup_group(udev, optarg);
 			break;
 		case 'M':
 			mode = strtol(optarg, NULL, 0);
@@ -155,8 +145,7 @@ int main(int argc, char **argv)
 	if (type == 0)
 		return 0;
 
-	udev_config_init();
-	selinux_init();
+	selinux_init(udev);
 
 	i = 0;
 	while (table_sup[type][i]) {
@@ -166,15 +155,17 @@ int main(int argc, char **argv)
 			printf("%s b %d %d %d\n", node, mode, major, minor);
 		if (create_nodes) {
 			unlink(node);
-			selinux_setfscreatecon(node, NULL, S_IFBLK | mode);
+			selinux_setfscreatecon(udev, node, NULL, S_IFBLK | mode);
 			mknod(node, S_IFBLK | mode, makedev(major,minor));
-			selinux_resetfscreatecon();
+			selinux_resetfscreatecon(udev);
 			chown(node, uid, gid);
 			chmod(node, S_IFBLK | mode);
 		}
 		i++;
 	}
 
-	selinux_exit();
+	selinux_exit(udev);
+	udev_unref(udev);
+exit:
 	return 0;
 }
diff --git a/extras/fstab_import/79-fstab_import.rules b/extras/fstab_import/79-fstab_import.rules
index ccd718c5f0..44accde482 100644
--- a/extras/fstab_import/79-fstab_import.rules
+++ b/extras/fstab_import/79-fstab_import.rules
@@ -1,2 +1,2 @@
-ACTION=="add", SUBSYSTEM=="block", ENV{ID_FS_USAGE}=="filesystem|other", IMPORT="fstab_import --root=$root $name $links mapper/$env{DM_NAME}"
+ACTION=="add", SUBSYSTEM=="block", ENV{ID_FS_USAGE}=="filesystem|other", IMPORT="fstab_import $name $links mapper/$env{DM_NAME}"
 
diff --git a/extras/fstab_import/Makefile.am b/extras/fstab_import/Makefile.am
index 0ee7efb9ce..902ab1e28e 100644
--- a/extras/fstab_import/Makefile.am
+++ b/extras/fstab_import/Makefile.am
@@ -8,10 +8,14 @@ dist_udevrules_DATA = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 fstab_import_SOURCES = \
 	fstab_import.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c
diff --git a/extras/fstab_import/fstab_import.c b/extras/fstab_import/fstab_import.c
index 2d24cfb38a..0f4685ae2a 100644
--- a/extras/fstab_import/fstab_import.c
+++ b/extras/fstab_import/fstab_import.c
@@ -13,6 +13,8 @@
 #define _GNU_SOURCE 1
 #endif
 
+#include "config.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -27,54 +29,32 @@
 #include "../../udev/udev.h"
 
 static int debug;
-static char root[PATH_SIZE] = "/dev";
-static char **devices;
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-
-		if (debug && udev_log < LOG_INFO)
-			udev_log = LOG_INFO;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	if (debug) {
-		fprintf(stderr, "[%d] ", (int) getpid());
+		fprintf(stderr, "%s: ", fn);
 		vfprintf(stderr, format, args);
-	} else
+	} else {
 		vsyslog(priority, format, args);
-	va_end(args);
+	}
 }
-#endif
 
-static int matches_device_list(const char *name)
+static int matches_device_list(struct udev *udev, char **devices, const char *name)
 {
 	int i;
 
 	for (i = 0; devices[i] != NULL; i++) {
-		info("compare '%s' == '%s'\n", name, devices[i]);
+		info(udev, "compare '%s' == '%s'\n", name, devices[i]);
 		if (strcmp(devices[i], name) == 0)
 			return 1;
 	}
 	return 0;
 }
 
-static void print_fstab_entry(struct mntent *mnt)
+static void print_fstab_entry(struct udev *udev, struct mntent *mnt)
 {
 	printf("FSTAB_NAME=%s\n", mnt->mnt_fsname);
 	printf("FSTAB_DIR=%s\n", mnt->mnt_dir);
@@ -86,42 +66,48 @@ static void print_fstab_entry(struct mntent *mnt)
 
 int main(int argc, char *argv[])
 {
+	struct udev *udev;
 	static const struct option options[] = {
 		{ "export", 0, NULL, 'x' },
-		{ "root", 1, NULL, 'r' },
 		{ "debug", 0, NULL, 'd' },
 		{ "help", 0, NULL, 'h' },
 		{}
 	};
-
+	char **devices;
 	FILE *fp;
 	struct mntent *mnt;
-	int rc = 0;
+	int rc = 1;
+
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
 
 	logging_init("fstab_id");
+	udev_set_log_fn(udev, log_fn);
 
 	while (1) {
 		int option;
 
-		option = getopt_long(argc, argv, "dr:xh", options, NULL);
+		option = getopt_long(argc, argv, "dxh", options, NULL);
 		if (option == -1)
 			break;
 
 		switch (option) {
-		case 'r':
-			strlcpy(root, optarg, sizeof(root));
-			break;
 		case 'd':
 			debug = 1;
+			if (udev_get_log_priority(udev) < LOG_INFO)
+				udev_set_log_priority(udev, LOG_INFO);
 			break;
 		case 'h':
 			printf("Usage: fstab_id [OPTIONS] name [...]\n"
 			       "  --export        print environment keys\n"
-			       "  --root          device node root (default /dev)\n"
 			       "  --debug         debug to stderr\n"
 			       "  --help          print this help text\n\n");
+			goto exit;
+		case 'x':
+			break;
 		default:
-			rc = 1;
+			rc = 2;
 			goto exit;
 		}
 	}
@@ -129,14 +115,14 @@ int main(int argc, char *argv[])
 	devices = &argv[optind];
 	if (devices[0] == NULL) {
 		fprintf(stderr, "error: missing device(s) to match\n");
-		rc = 2;
+		rc = 3;
 		goto exit;
 	}
 
 	fp = setmntent ("/etc/fstab", "r");
 	if (fp == NULL) {
 		fprintf(stderr, "error: opening fstab: %s\n", strerror(errno));
-		rc = 2;
+		rc = 4;
 		goto exit;
 	}
 
@@ -145,6 +131,8 @@ int main(int argc, char *argv[])
 		if (mnt == NULL)
 			break;
 
+		info(udev, "found '%s'@'%s'\n", mnt->mnt_fsname, mnt->mnt_dir);
+
 		/* skip root device */
 		if (strcmp(mnt->mnt_dir, "/") == 0)
 			continue;
@@ -165,8 +153,9 @@ int main(int argc, char *argv[])
 				pos[0] = '\0';
 				label = str;
 			}
-			if (matches_device_list(str)) {
-				print_fstab_entry(mnt);
+			if (matches_device_list(udev, devices, str)) {
+				print_fstab_entry(udev, mnt);
+				rc = 0;
 				break;
 			}
 			continue;
@@ -188,26 +177,28 @@ int main(int argc, char *argv[])
 				pos[0] = '\0';
 				uuid = str;
 			}
-			if (matches_device_list(str)) {
-				print_fstab_entry(mnt);
+			if (matches_device_list(udev, devices, str)) {
+				print_fstab_entry(udev, mnt);
+				rc = 0;
 				break;
 			}
 			continue;
 		}
 
 		/* only devices */
-		if (strncmp(mnt->mnt_fsname, root, strlen(root)) != 0)
+		if (strncmp(mnt->mnt_fsname, udev_get_dev_path(udev), strlen(udev_get_dev_path(udev))) != 0)
 			continue;
 
-		if (matches_device_list(&mnt->mnt_fsname[strlen(root)+1])) {
-			print_fstab_entry(mnt);
+		if (matches_device_list(udev, devices, &mnt->mnt_fsname[strlen(udev_get_dev_path(udev))+1])) {
+			print_fstab_entry(udev, mnt);
+			rc = 0;
 			break;
 		}
 	}
-
 	endmntent(fp);
 
 exit:
+	udev_unref(udev);
 	logging_close();
 	return rc;
 }
diff --git a/extras/scsi_id/Makefile.am b/extras/scsi_id/Makefile.am
index 7f890b04cf..fc5c477820 100644
--- a/extras/scsi_id/Makefile.am
+++ b/extras/scsi_id/Makefile.am
@@ -4,7 +4,8 @@ udevhome_PROGRAMS = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 scsi_id_SOURCES = \
 	scsi_id.c \
@@ -12,6 +13,9 @@ scsi_id_SOURCES = \
 	scsi.h \
 	scsi_id.h \
 	bsg.h \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c
diff --git a/extras/scsi_id/scsi_id.c b/extras/scsi_id/scsi_id.c
index 23bcb9468e..d692a86799 100644
--- a/extras/scsi_id/scsi_id.c
+++ b/extras/scsi_id/scsi_id.c
@@ -64,30 +64,12 @@ static char model_str[64];
 static char revision_str[16];
 static char type_str[16];
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	vsyslog(priority, format, args);
-	va_end(args);
 }
-#endif
 
 static void set_str(char *to, const char *from, size_t count)
 {
@@ -215,7 +197,8 @@ static int argc_count(char *opts)
  *
  * vendor and model can end in '\n'.
  */
-static int get_file_options(const char *vendor, const char *model,
+static int get_file_options(struct udev *udev,
+			    const char *vendor, const char *model,
 			    int *argc, char ***newargv)
 {
 	char *buffer;
@@ -227,14 +210,14 @@ static int get_file_options(const char *vendor, const char *model,
 	int c;
 	int retval = 0;
 
-	dbg("vendor='%s'; model='%s'\n", vendor, model);
+	dbg(udev, "vendor='%s'; model='%s'\n", vendor, model);
 	fd = fopen(config_file, "r");
 	if (fd == NULL) {
-		dbg("can't open %s\n", config_file);
+		dbg(udev, "can't open %s\n", config_file);
 		if (errno == ENOENT) {
 			return 1;
 		} else {
-			err("can't open %s: %s\n", config_file, strerror(errno));
+			err(udev, "can't open %s: %s\n", config_file, strerror(errno));
 			return -1;
 		}
 	}
@@ -246,7 +229,7 @@ static int get_file_options(const char *vendor, const char *model,
 	 */
 	buffer = malloc(MAX_BUFFER_LEN);
 	if (!buffer) {
-		err("can't allocate memory\n");
+		err(udev, "can't allocate memory\n");
 		return -1;
 	}
 
@@ -260,7 +243,7 @@ static int get_file_options(const char *vendor, const char *model,
 			break;
 		lineno++;
 		if (buf[strlen(buffer) - 1] != '\n') {
-			err("Config file line %d too long\n", lineno);
+			err(udev, "Config file line %d too long\n", lineno);
 			break;
 		}
 
@@ -312,7 +295,7 @@ static int get_file_options(const char *vendor, const char *model,
 		 * Only allow: [vendor=foo[,model=bar]]options=stuff
 		 */
 		if (!options_in || (!vendor_in && model_in)) {
-			err("Error parsing config file line %d '%s'\n", lineno, buffer);
+			err(udev, "Error parsing config file line %d '%s'\n", lineno, buffer);
 			retval = -1;
 			break;
 		}
@@ -350,7 +333,7 @@ static int get_file_options(const char *vendor, const char *model,
 			c = argc_count(buffer) + 2;
 			*newargv = calloc(c, sizeof(**newargv));
 			if (!*newargv) {
-				err("can't allocate memory\n");
+				err(udev, "can't allocate memory\n");
 				retval = -1;
 			} else {
 				*argc = c;
@@ -375,7 +358,8 @@ static int get_file_options(const char *vendor, const char *model,
 	return retval;
 }
 
-static int set_options(int argc, char **argv, const char *short_opts,
+static int set_options(struct udev *udev,
+		       int argc, char **argv, const char *short_opts,
 		       char *maj_min_dev)
 {
 	int option;
@@ -392,9 +376,9 @@ static int set_options(int argc, char **argv, const char *short_opts,
 			break;
 
 		if (optarg)
-			dbg("option '%c' arg '%s'\n", option, optarg);
+			dbg(udev, "option '%c' arg '%s'\n", option, optarg);
 		else
-			dbg("option '%c'\n", option);
+			dbg(udev, "option '%c'\n", option);
 
 		switch (option) {
 		case 'b':
@@ -443,7 +427,7 @@ static int set_options(int argc, char **argv, const char *short_opts,
 			} else if (strcmp(optarg, "pre-spc3-83") == 0) {
 				default_page_code = PAGE_83_PRE_SPC3; 
 			} else {
-				err("Unknown page code '%s'\n", optarg);
+				err(udev, "Unknown page code '%s'\n", optarg);
 				return -1;
 			}
 			break;
@@ -451,7 +435,7 @@ static int set_options(int argc, char **argv, const char *short_opts,
 		case 's':
 			sg_version = atoi(optarg);
 			if (sg_version < 3 || sg_version > 4) {
-				err("Unknown SG version '%s'\n", optarg);
+				err(udev, "Unknown SG version '%s'\n", optarg);
 				return -1;
 			}
 			break;
@@ -485,7 +469,8 @@ static int set_options(int argc, char **argv, const char *short_opts,
 	return 0;
 }
 
-static int per_dev_options(struct scsi_id_device *dev_scsi, int *good_bad, int *page_code)
+static int per_dev_options(struct udev *udev,
+			   struct scsi_id_device *dev_scsi, int *good_bad, int *page_code)
 {
 	int retval;
 	int newargc;
@@ -495,7 +480,7 @@ static int per_dev_options(struct scsi_id_device *dev_scsi, int *good_bad, int *
 	*good_bad = all_good;
 	*page_code = default_page_code;
 
-	retval = get_file_options(vendor_str, model_str, &newargc, &newargv);
+	retval = get_file_options(udev, vendor_str, model_str, &newargc, &newargv);
 
 	optind = 1; /* reset this global extern */
 	while (retval == 0) {
@@ -504,9 +489,9 @@ static int per_dev_options(struct scsi_id_device *dev_scsi, int *good_bad, int *
 			break;
 
 		if (optarg)
-			dbg("option '%c' arg '%s'\n", option, optarg);
+			dbg(udev, "option '%c' arg '%s'\n", option, optarg);
 		else
-			dbg("option '%c'\n", option);
+			dbg(udev, "option '%c'\n", option);
 
 		switch (option) {
 		case 'b':
@@ -525,13 +510,13 @@ static int per_dev_options(struct scsi_id_device *dev_scsi, int *good_bad, int *
 			} else if (strcmp(optarg, "pre-spc3-83") == 0) {
 				*page_code = PAGE_83_PRE_SPC3; 
 			} else {
-				err("Unknown page code '%s'\n", optarg);
+				err(udev, "Unknown page code '%s'\n", optarg);
 				retval = -1;
 			}
 			break;
 
 		default:
-			err("Unknown or bad option '%c' (0x%x)\n", option, option);
+			err(udev, "Unknown or bad option '%c' (0x%x)\n", option, option);
 			retval = -1;
 			break;
 		}
@@ -544,13 +529,13 @@ static int per_dev_options(struct scsi_id_device *dev_scsi, int *good_bad, int *
 	return retval;
 }
 
-static int set_inq_values(struct scsi_id_device *dev_scsi, const char *path)
+static int set_inq_values(struct udev *udev, struct scsi_id_device *dev_scsi, const char *path)
 {
 	int retval;
 
 	dev_scsi->use_sg = sg_version;
 
-	retval = scsi_std_inquiry(dev_scsi, path);
+	retval = scsi_std_inquiry(udev, dev_scsi, path);
 	if (retval)
 		return retval;
 
@@ -594,7 +579,7 @@ static void format_serial(char *serial)
  * memory etc. return 2, and return 1 for expected cases (like broken
  * device found) that do not print an id.
  */
-static int scsi_id(char *maj_min_dev)
+static int scsi_id(struct udev *udev, char *maj_min_dev)
 {
 	int retval;
 	struct scsi_id_device dev_scsi;
@@ -602,15 +587,16 @@ static int scsi_id(char *maj_min_dev)
 	int page_code;
 	char serial_short[MAX_SERIAL_LEN] = "";
 
-	set_inq_values(&dev_scsi, maj_min_dev);
+	set_inq_values(udev, &dev_scsi, maj_min_dev);
 
 	/* get per device (vendor + model) options from the config file */
-	retval = per_dev_options(&dev_scsi, &good_dev, &page_code);
+	retval = per_dev_options(udev, &dev_scsi, &good_dev, &page_code);
 	dbg("per dev options: good %d; page code 0x%x\n", good_dev, page_code);
 
 	if (!good_dev) {
 		retval = 1;
-	} else if (scsi_get_serial(&dev_scsi, maj_min_dev, page_code,
+	} else if (scsi_get_serial(udev,
+				   &dev_scsi, maj_min_dev, page_code,
 				   serial_short, MAX_SERIAL_LEN)) {
 		retval = 1;
 	} else {
@@ -642,25 +628,30 @@ static int scsi_id(char *maj_min_dev)
 
 int main(int argc, char **argv)
 {
+	struct udev *udev;
 	int retval = 0;
 	char maj_min_dev[MAX_PATH_LEN];
 	int newargc;
 	char **newargv;
 
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
+
 	logging_init("scsi_id");
-	dbg("argc is %d\n", argc);
+	udev_set_log_fn(udev, log_fn);
 
 	/*
 	 * Get config file options.
 	 */
 	newargv = NULL;
-	retval = get_file_options(NULL, NULL, &newargc, &newargv);
+	retval = get_file_options(udev, NULL, NULL, &newargc, &newargv);
 	if (retval < 0) {
 		retval = 1;
 		goto exit;
 	}
 	if (newargv && (retval == 0)) {
-		if (set_options(newargc, newargv, short_options, maj_min_dev) < 0) {
+		if (set_options(udev, newargc, newargv, short_options, maj_min_dev) < 0) {
 			retval = 2;
 			goto exit;
 		}
@@ -670,18 +661,19 @@ int main(int argc, char **argv)
 	/*
 	 * Get command line options (overriding any config file settings).
 	 */
-	if (set_options(argc, argv, short_options, maj_min_dev) < 0)
+	if (set_options(udev, argc, argv, short_options, maj_min_dev) < 0)
 		exit(1);
 
 	if (!dev_specified) {
-		err("no device specified\n");
+		err(udev, "no device specified\n");
 		retval = 1;
 		goto exit;
 	}
 
-	retval = scsi_id(maj_min_dev);
+	retval = scsi_id(udev, maj_min_dev);
 
 exit:
+	udev_unref(udev);
 	logging_close();
 	return retval;
 }
diff --git a/extras/scsi_id/scsi_id.h b/extras/scsi_id/scsi_id.h
index 680c39d9ef..48e4a58231 100644
--- a/extras/scsi_id/scsi_id.h
+++ b/extras/scsi_id/scsi_id.h
@@ -40,8 +40,8 @@ struct scsi_id_device {
 	int use_sg;
 };
 
-extern int scsi_std_inquiry(struct scsi_id_device *dev_scsi, const char *devname);
-extern int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
+extern int scsi_std_inquiry(struct udev *udev, struct scsi_id_device *dev_scsi, const char *devname);
+extern int scsi_get_serial (struct udev *udev, struct scsi_id_device *dev_scsi, const char *devname,
 			    int page_code, char *serial_short, int len);
 
 /*
diff --git a/extras/scsi_id/scsi_serial.c b/extras/scsi_id/scsi_serial.c
index 104db3d95f..757f41d14e 100644
--- a/extras/scsi_id/scsi_serial.c
+++ b/extras/scsi_id/scsi_serial.c
@@ -89,7 +89,8 @@ static const char hex_str[]="0123456789abcdef";
 #define SG_ERR_CAT_SENSE		98	/* Something else in the sense buffer */
 #define SG_ERR_CAT_OTHER		99	/* Some other error/warning */
 
-static int sg_err_category_new(int scsi_status, int msg_status, int
+static int sg_err_category_new(struct udev *udev,
+			       int scsi_status, int msg_status, int
 			       host_status, int driver_status, const
 			       unsigned char *sense_buffer, int sb_len)
 {
@@ -143,22 +144,24 @@ static int sg_err_category_new(int scsi_status, int msg_status, int
 	return SG_ERR_CAT_OTHER;
 }
 
-static int sg_err_category3(struct sg_io_hdr *hp)
+static int sg_err_category3(struct udev *udev, struct sg_io_hdr *hp)
 {
-	return sg_err_category_new(hp->status, hp->msg_status,
+	return sg_err_category_new(udev,
+				   hp->status, hp->msg_status,
 				   hp->host_status, hp->driver_status,
 				   hp->sbp, hp->sb_len_wr);
 }
 
-static int sg_err_category4(struct sg_io_v4 *hp)
+static int sg_err_category4(struct udev *udev, struct sg_io_v4 *hp)
 {
-	return sg_err_category_new(hp->device_status, 0,
+	return sg_err_category_new(udev, hp->device_status, 0,
 				   hp->transport_status, hp->driver_status,
 				   (unsigned char *)hp->response,
 				   hp->response_len);
 }
 
-static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
+static int scsi_dump_sense(struct udev *udev,
+			   struct scsi_id_device *dev_scsi,
 			   unsigned char *sense_buffer, int sb_len)
 {
 	int s;
@@ -184,10 +187,10 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
 	 * we'll retry the command.
 	 */
 
-	dbg("got check condition\n");
+	dbg(udev, "got check condition\n");
 
 	if (sb_len < 1) {
-		info("%s: sense buffer empty\n", dev_scsi->kernel);
+		info(udev, "%s: sense buffer empty\n", dev_scsi->kernel);
 		return -1;
 	}
 
@@ -200,7 +203,7 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
 		 */
 		s = sense_buffer[7] + 8;
 		if (sb_len < s) {
-			info("%s: sense buffer too small %d bytes, %d bytes too short\n",
+			info(udev, "%s: sense buffer too small %d bytes, %d bytes too short\n",
 			    dev_scsi->kernel, sb_len, s - sb_len);
 			return -1;
 		}
@@ -211,7 +214,7 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
 				/*
 				 * Possible?
 				 */
-				info("%s: sense result too" " small %d bytes\n",
+				info(udev, "%s: sense result too" " small %d bytes\n",
 				    dev_scsi->kernel, s);
 				return -1;
 			}
@@ -223,85 +226,88 @@ static int scsi_dump_sense(struct scsi_id_device *dev_scsi,
 			asc = sense_buffer[2];
 			ascq = sense_buffer[3];
 		} else {
-			info("%s: invalid sense code 0x%x\n",
+			info(udev, "%s: invalid sense code 0x%x\n",
 			    dev_scsi->kernel, code);
 			return -1;
 		}
-		info("%s: sense key 0x%x ASC 0x%x ASCQ 0x%x\n",
+		info(udev, "%s: sense key 0x%x ASC 0x%x ASCQ 0x%x\n",
 		    dev_scsi->kernel, sense_key, asc, ascq);
 	} else {
 		if (sb_len < 4) {
-			info("%s: sense buffer too small %d bytes, %d bytes too short\n",
+			info(udev, "%s: sense buffer too small %d bytes, %d bytes too short\n",
 			    dev_scsi->kernel, sb_len, 4 - sb_len);
 			return -1;
 		}
 
 		if (sense_buffer[0] < 15)
-			info("%s: old sense key: 0x%x\n", dev_scsi->kernel, sense_buffer[0] & 0x0f);
+			info(udev, "%s: old sense key: 0x%x\n", dev_scsi->kernel, sense_buffer[0] & 0x0f);
 		else
-			info("%s: sense = %2x %2x\n",
+			info(udev, "%s: sense = %2x %2x\n",
 			    dev_scsi->kernel, sense_buffer[0], sense_buffer[2]);
-		info("%s: non-extended sense class %d code 0x%0x\n",
+		info(udev, "%s: non-extended sense class %d code 0x%0x\n",
 		    dev_scsi->kernel, sense_class, code);
 
 	}
 
 #ifdef DUMP_SENSE
 	for (i = 0, j = 0; (i < s) && (j < 254); i++) {
-		dbg("i %d, j %d\n", i, j);
+		dbg(udev, "i %d, j %d\n", i, j);
 		out_buffer[j++] = hex_str[(sense_buffer[i] & 0xf0) >> 4];
 		out_buffer[j++] = hex_str[sense_buffer[i] & 0x0f];
 		out_buffer[j++] = ' ';
 	}
 	out_buffer[j] = '\0';
-	info("%s: sense dump:\n", dev_scsi->kernel);
-	info("%s: %s\n", dev_scsi->kernel, out_buffer);
+	info(udev, "%s: sense dump:\n", dev_scsi->kernel);
+	info(udev, "%s: %s\n", dev_scsi->kernel, out_buffer);
 
 #endif
 	return -1;
 }
 
-static int scsi_dump(struct scsi_id_device *dev_scsi, struct sg_io_hdr *io)
+static int scsi_dump(struct udev *udev,
+		     struct scsi_id_device *dev_scsi, struct sg_io_hdr *io)
 {
 	if (!io->status && !io->host_status && !io->msg_status &&
 	    !io->driver_status) {
 		/*
 		 * Impossible, should not be called.
 		 */
-		info("%s: called with no error\n", __FUNCTION__);
+		info(udev, "%s: called with no error\n", __FUNCTION__);
 		return -1;
 	}
 
-	info("%s: sg_io failed status 0x%x 0x%x 0x%x 0x%x\n",
+	info(udev, "%s: sg_io failed status 0x%x 0x%x 0x%x 0x%x\n",
 	    dev_scsi->kernel, io->driver_status, io->host_status, io->msg_status, io->status);
 	if (io->status == SCSI_CHECK_CONDITION)
-		return scsi_dump_sense(dev_scsi, io->sbp, io->sb_len_wr);
+		return scsi_dump_sense(udev, dev_scsi, io->sbp, io->sb_len_wr);
 	else
 		return -1;
 }
 
-static int scsi_dump_v4(struct scsi_id_device *dev_scsi, struct sg_io_v4 *io)
+static int scsi_dump_v4(struct udev *udev,
+			struct scsi_id_device *dev_scsi, struct sg_io_v4 *io)
 {
 	if (!io->device_status && !io->transport_status &&
 	    !io->driver_status) {
 		/*
 		 * Impossible, should not be called.
 		 */
-		info("%s: called with no error\n", __FUNCTION__);
+		info(udev, "%s: called with no error\n", __FUNCTION__);
 		return -1;
 	}
 
-	info("%s: sg_io failed status 0x%x 0x%x 0x%x\n",
+	info(udev, "%s: sg_io failed status 0x%x 0x%x 0x%x\n",
 	    dev_scsi->kernel, io->driver_status, io->transport_status,
 	     io->device_status);
 	if (io->device_status == SCSI_CHECK_CONDITION)
-		return scsi_dump_sense(dev_scsi, (unsigned char *)io->response,
+		return scsi_dump_sense(udev, dev_scsi, (unsigned char *)io->response,
 				       io->response_len);
 	else
 		return -1;
 }
 
-static int scsi_inquiry(struct scsi_id_device *dev_scsi, int fd,
+static int scsi_inquiry(struct udev *udev,
+			struct scsi_id_device *dev_scsi, int fd,
 			unsigned char evpd, unsigned char page,
 			unsigned char *buf, unsigned int buflen)
 {
@@ -313,12 +319,12 @@ static int scsi_inquiry(struct scsi_id_device *dev_scsi, int fd,
 	int retry = 3; /* rather random */
 
 	if (buflen > SCSI_INQ_BUFF_LEN) {
-		info("buflen %d too long\n", buflen);
+		info(udev, "buflen %d too long\n", buflen);
 		return -1;
 	}
 
 resend:
-	dbg("%s evpd %d, page 0x%x\n", dev_scsi->kernel, evpd, page);
+	dbg(udev, "%s evpd %d, page 0x%x\n", dev_scsi->kernel, evpd, page);
 
 	if (dev_scsi->use_sg == 4) {
 		struct sg_io_v4 io_v4;
@@ -356,14 +362,14 @@ resend:
 			dev_scsi->use_sg = 3;
 			goto resend;
 		}
-		info("%s: ioctl failed: %s\n", dev_scsi->kernel, strerror(errno));
+		info(udev, "%s: ioctl failed: %s\n", dev_scsi->kernel, strerror(errno));
 		goto error;
 	}
 
 	if (dev_scsi->use_sg == 4)
-		retval = sg_err_category4(io_buf);
+		retval = sg_err_category4(udev, io_buf);
 	else
-		retval = sg_err_category3(io_buf);
+		retval = sg_err_category3(udev, io_buf);
 
 	switch (retval) {
 		case SG_ERR_CAT_NOTSUPPORTED:
@@ -376,16 +382,16 @@ resend:
 
 		default:
 			if (dev_scsi->use_sg == 4)
-				retval = scsi_dump_v4(dev_scsi, io_buf);
+				retval = scsi_dump_v4(udev, dev_scsi, io_buf);
 			else
-				retval = scsi_dump(dev_scsi, io_buf);
+				retval = scsi_dump(udev, dev_scsi, io_buf);
 	}
 
 	if (!retval) {
 		retval = buflen;
 	} else if (retval > 0) {
 		if (--retry > 0) {
-			dbg("%s: Retrying ...\n", dev_scsi->kernel);
+			dbg(udev, "%s: Retrying ...\n", dev_scsi->kernel);
 			goto resend;
 		}
 		retval = -1;
@@ -393,29 +399,30 @@ resend:
 
 error:
 	if (retval < 0)
-		info("%s: Unable to get INQUIRY vpd %d page 0x%x.\n",
+		info(udev, "%s: Unable to get INQUIRY vpd %d page 0x%x.\n",
 		    dev_scsi->kernel, evpd, page);
 
 	return retval;
 }
 
 /* Get list of supported EVPD pages */
-static int do_scsi_page0_inquiry(struct scsi_id_device *dev_scsi, int fd,
+static int do_scsi_page0_inquiry(struct udev *udev,
+				 struct scsi_id_device *dev_scsi, int fd,
 				 unsigned char *buffer, unsigned int len)
 {
 	int retval;
 
 	memset(buffer, 0, len);
-	retval = scsi_inquiry(dev_scsi, fd, 1, 0x0, buffer, len);
+	retval = scsi_inquiry(udev, dev_scsi, fd, 1, 0x0, buffer, len);
 	if (retval < 0)
 		return 1;
 
 	if (buffer[1] != 0) {
-		info("%s: page 0 not available.\n", dev_scsi->kernel);
+		info(udev, "%s: page 0 not available.\n", dev_scsi->kernel);
 		return 1;
 	}
 	if (buffer[3] > len) {
-		info("%s: page 0 buffer too long %d\n", dev_scsi->kernel,  buffer[3]);
+		info(udev, "%s: page 0 buffer too long %d\n", dev_scsi->kernel,  buffer[3]);
 		return 1;
 	}
 
@@ -432,7 +439,7 @@ static int do_scsi_page0_inquiry(struct scsi_id_device *dev_scsi, int fd,
 		 * invalid.
 		 */
 		if (!strncmp((char *)&buffer[VENDOR_LENGTH], dev_scsi->vendor, VENDOR_LENGTH)) {
-			info("%s: invalid page0 data\n", dev_scsi->kernel);
+			info(udev, "%s: invalid page0 data\n", dev_scsi->kernel);
 			return 1;
 		}
 	}
@@ -443,7 +450,8 @@ static int do_scsi_page0_inquiry(struct scsi_id_device *dev_scsi, int fd,
  * The caller checks that serial is long enough to include the vendor +
  * model.
  */
-static int prepend_vendor_model(struct scsi_id_device *dev_scsi, char *serial)
+static int prepend_vendor_model(struct udev *udev,
+				struct scsi_id_device *dev_scsi, char *serial)
 {
 	int ind;
 
@@ -459,7 +467,7 @@ static int prepend_vendor_model(struct scsi_id_device *dev_scsi, char *serial)
 	 * above, ind will never be too large.
 	 */
 	if (ind != (VENDOR_LENGTH + MODEL_LENGTH)) {
-		info("%s: expected length %d, got length %d\n",
+		info(udev, "%s: expected length %d, got length %d\n",
 		     dev_scsi->kernel, (VENDOR_LENGTH + MODEL_LENGTH), ind);
 		return 1;
 	}
@@ -470,7 +478,8 @@ static int prepend_vendor_model(struct scsi_id_device *dev_scsi, char *serial)
  * check_fill_0x83_id - check the page 0x83 id, if OK allocate and fill
  * serial number.
  **/
-static int check_fill_0x83_id(struct scsi_id_device *dev_scsi,
+static int check_fill_0x83_id(struct udev *udev,
+			      struct scsi_id_device *dev_scsi,
 			      unsigned char *page_83,
 			      const struct scsi_id_search_values
 			      *id_search, char *serial, char *serial_short, int max_len)
@@ -517,7 +526,7 @@ static int check_fill_0x83_id(struct scsi_id_device *dev_scsi,
 		len += VENDOR_LENGTH + MODEL_LENGTH;
 
 	if (max_len < len) {
-		info("%s: length %d too short - need %d\n",
+		info(udev, "%s: length %d too short - need %d\n",
 		    dev_scsi->kernel, max_len, len);
 		return 1;
 	}
@@ -531,8 +540,8 @@ static int check_fill_0x83_id(struct scsi_id_device *dev_scsi,
 	 * included in the identifier.
 	 */
 	if (id_search->id_type == SCSI_ID_VENDOR_SPECIFIC)
-		if (prepend_vendor_model(dev_scsi, &serial[1]) < 0) {
-			dbg("prepend failed\n");
+		if (prepend_vendor_model(udev, dev_scsi, &serial[1]) < 0) {
+			dbg(udev, "prepend failed\n");
 			return 1;
 		}
 
@@ -561,14 +570,15 @@ static int check_fill_0x83_id(struct scsi_id_device *dev_scsi,
 }
 
 /* Extract the raw binary from VPD 0x83 pre-SPC devices */
-static int check_fill_0x83_prespc3(struct scsi_id_device *dev_scsi,
+static int check_fill_0x83_prespc3(struct udev *udev,
+				   struct scsi_id_device *dev_scsi,
 			           unsigned char *page_83,
 			           const struct scsi_id_search_values
 			           *id_search, char *serial, char *serial_short, int max_len)
 {
 	int i, j;
 
-	dbg("using pre-spc3-83 for %s\n", dev_scsi->kernel);
+	dbg(udev, "using pre-spc3-83 for %s\n", dev_scsi->kernel);
 	serial[0] = hex_str[id_search->id_type];
 	/* serial has been memset to zero before */
 	j = strlen(serial);	/* j = 1; */
@@ -583,7 +593,8 @@ static int check_fill_0x83_prespc3(struct scsi_id_device *dev_scsi,
 
 
 /* Get device identification VPD page */
-static int do_scsi_page83_inquiry(struct scsi_id_device *dev_scsi, int fd,
+static int do_scsi_page83_inquiry(struct udev *udev,
+				  struct scsi_id_device *dev_scsi, int fd,
 				  char *serial, char *serial_short, int len)
 {
 	int retval;
@@ -591,13 +602,13 @@ static int do_scsi_page83_inquiry(struct scsi_id_device *dev_scsi, int fd,
 	unsigned char page_83[SCSI_INQ_BUFF_LEN];
 
 	memset(page_83, 0, SCSI_INQ_BUFF_LEN);
-	retval = scsi_inquiry(dev_scsi, fd, 1, PAGE_83, page_83,
+	retval = scsi_inquiry(udev, dev_scsi, fd, 1, PAGE_83, page_83,
 			      SCSI_INQ_BUFF_LEN);
 	if (retval < 0)
 		return 1;
 
 	if (page_83[1] != PAGE_83) {
-		info("%s: Invalid page 0x83\n", dev_scsi->kernel);
+		info(udev, "%s: Invalid page 0x83\n", dev_scsi->kernel);
 		return 1;
 	}
 	
@@ -631,7 +642,8 @@ static int do_scsi_page83_inquiry(struct scsi_id_device *dev_scsi, int fd,
 	 */
 	
 	if (page_83[6] != 0) 
-		return check_fill_0x83_prespc3(dev_scsi, page_83, id_search_list,
+		return check_fill_0x83_prespc3(udev,
+					       dev_scsi, page_83, id_search_list,
 					       serial, serial_short, len);
 
 	/*
@@ -645,21 +657,22 @@ static int do_scsi_page83_inquiry(struct scsi_id_device *dev_scsi, int fd,
 		 * one or a small number of descriptors.
 		 */
 		for (j = 4; j <= (unsigned int)page_83[3] + 3; j += page_83[j + 3] + 4) {
-			retval = check_fill_0x83_id(dev_scsi, &page_83[j],
+			retval = check_fill_0x83_id(udev,
+						    dev_scsi, &page_83[j],
 						    &id_search_list[id_ind],
 						    serial, serial_short, len);
-			dbg("%s id desc %d/%d/%d\n", dev_scsi->kernel,
+			dbg(udev, "%s id desc %d/%d/%d\n", dev_scsi->kernel,
 				id_search_list[id_ind].id_type,
 				id_search_list[id_ind].naa_type,
 				id_search_list[id_ind].code_set);
 			if (!retval) {
-				dbg("  used\n");
+				dbg(udev, "  used\n");
 				return retval;
 			} else if (retval < 0) {
-				dbg("  failed\n");
+				dbg(udev, "  failed\n");
 				return retval;
 			} else {
-				dbg("  not used\n");
+				dbg(udev, "  not used\n");
 			}
 		}
 	}
@@ -673,20 +686,21 @@ static int do_scsi_page83_inquiry(struct scsi_id_device *dev_scsi, int fd,
  * Return the hard coded error code value 2 if the page 83 reply is not
  * conformant to the SCSI-2 format.
  */
-static int do_scsi_page83_prespc3_inquiry(struct scsi_id_device *dev_scsi, int fd,
-				          char *serial, char *serial_short, int len)
+static int do_scsi_page83_prespc3_inquiry(struct udev *udev,
+					  struct scsi_id_device *dev_scsi, int fd,
+					  char *serial, char *serial_short, int len)
 {
 	int retval;
 	int i, j;
 	unsigned char page_83[SCSI_INQ_BUFF_LEN];
 
 	memset(page_83, 0, SCSI_INQ_BUFF_LEN);
-	retval = scsi_inquiry(dev_scsi, fd, 1, PAGE_83, page_83, SCSI_INQ_BUFF_LEN);
+	retval = scsi_inquiry(udev, dev_scsi, fd, 1, PAGE_83, page_83, SCSI_INQ_BUFF_LEN);
 	if (retval < 0)
 		return 1;
 
 	if (page_83[1] != PAGE_83) {
-		info("%s: Invalid page 0x83\n", dev_scsi->kernel);
+		info(udev, "%s: Invalid page 0x83\n", dev_scsi->kernel);
 		return 1;
 	}
 	/*
@@ -730,12 +744,13 @@ static int do_scsi_page83_prespc3_inquiry(struct scsi_id_device *dev_scsi, int f
 		serial[j++] = hex_str[page_83[i] & 0x0f];
 		i++;
 	}
-	dbg("using pre-spc3-83 for %s\n", dev_scsi->kernel);
+	dbg(udev, "using pre-spc3-83 for %s\n", dev_scsi->kernel);
 	return 0;
 }
 
 /* Get unit serial number VPD page */
-static int do_scsi_page80_inquiry(struct scsi_id_device *dev_scsi, int fd,
+static int do_scsi_page80_inquiry(struct udev *udev,
+				  struct scsi_id_device *dev_scsi, int fd,
 				  char *serial, char *serial_short, int max_len)
 {
 	int retval;
@@ -745,18 +760,18 @@ static int do_scsi_page80_inquiry(struct scsi_id_device *dev_scsi, int fd,
 	unsigned char buf[SCSI_INQ_BUFF_LEN];
 
 	memset(buf, 0, SCSI_INQ_BUFF_LEN);
-	retval = scsi_inquiry(dev_scsi, fd, 1, PAGE_80, buf, SCSI_INQ_BUFF_LEN);
+	retval = scsi_inquiry(udev, dev_scsi, fd, 1, PAGE_80, buf, SCSI_INQ_BUFF_LEN);
 	if (retval < 0)
 		return retval;
 
 	if (buf[1] != PAGE_80) {
-		info("%s: Invalid page 0x80\n", dev_scsi->kernel);
+		info(udev, "%s: Invalid page 0x80\n", dev_scsi->kernel);
 		return 1;
 	}
 
 	len = 1 + VENDOR_LENGTH + MODEL_LENGTH + buf[3];
 	if (max_len < len) {
-		info("%s: length %d too short - need %d\n",
+		info(udev, "%s: length %d too short - need %d\n",
 		    dev_scsi->kernel, max_len, len);
 		return 1;
 	}
@@ -765,7 +780,7 @@ static int do_scsi_page80_inquiry(struct scsi_id_device *dev_scsi, int fd,
 	 * specific type where we prepend '0' + vendor + model.
 	 */
 	serial[0] = 'S';
-	ser_ind = prepend_vendor_model(dev_scsi, &serial[1]);
+	ser_ind = prepend_vendor_model(udev, dev_scsi, &serial[1]);
 	if (ser_ind < 0)
 		return 1;
 	len = buf[3];
@@ -776,23 +791,24 @@ static int do_scsi_page80_inquiry(struct scsi_id_device *dev_scsi, int fd,
 	return 0;
 }
 
-int scsi_std_inquiry(struct scsi_id_device *dev_scsi, const char *devname)
+int scsi_std_inquiry(struct udev *udev,
+		     struct scsi_id_device *dev_scsi, const char *devname)
 {
 	int fd;
 	unsigned char buf[SCSI_INQ_BUFF_LEN];
 	struct stat statbuf;
 	int err = 0;
 
-	dbg("opening %s\n", devname);
+	dbg(udev, "opening %s\n", devname);
 	fd = open(devname, O_RDONLY | O_NONBLOCK);
 	if (fd < 0) {
-		info("scsi_id: cannot open %s: %s\n",
+		info(udev, "scsi_id: cannot open %s: %s\n",
 		     devname, strerror(errno));
 		return 1;
 	}
 
 	if (fstat(fd, &statbuf) < 0) {
-		info("scsi_id: cannot stat %s: %s\n",
+		info(udev, "scsi_id: cannot stat %s: %s\n",
 		     devname, strerror(errno));
 		err = 2;
 		goto out;
@@ -801,7 +817,7 @@ int scsi_std_inquiry(struct scsi_id_device *dev_scsi, const char *devname)
 		minor(statbuf.st_rdev));
 
 	memset(buf, 0, SCSI_INQ_BUFF_LEN);
-	err = scsi_inquiry(dev_scsi, fd, 0, 0, buf, SCSI_INQ_BUFF_LEN);
+	err = scsi_inquiry(udev, dev_scsi, fd, 0, 0, buf, SCSI_INQ_BUFF_LEN);
 	if (err < 0)
 		goto out;
 
@@ -819,8 +835,9 @@ out:
 	return err;
 }
 
-int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
-		     int page_code, char *serial_short, int len)
+int scsi_get_serial(struct udev *udev,
+		    struct scsi_id_device *dev_scsi, const char *devname,
+		    int page_code, char *serial_short, int len)
 {
 	unsigned char page0[SCSI_INQ_BUFF_LEN];
 	int fd = -1;
@@ -829,12 +846,12 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 	int retval;
 
 	memset(dev_scsi->serial, 0, len);
-	dbg("opening %s\n", devname);
+	dbg(udev, "opening %s\n", devname);
 	while (--cnt) {
 		fd = open(devname, O_RDONLY | O_NONBLOCK);
 		if (fd >= 0)
 			break;
-		info("%s: cannot open %s: %s\n", dev_scsi->kernel, devname, strerror(errno));
+		info(udev, "%s: cannot open %s: %s\n", dev_scsi->kernel, devname, strerror(errno));
 		if (errno != EBUSY)
 			break;
 		usleep(500000 + (rand() % 100000) );
@@ -843,7 +860,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 		return 1;
 
 	if (page_code == PAGE_80) {
-		if (do_scsi_page80_inquiry(dev_scsi, fd, dev_scsi->serial, serial_short, len)) {
+		if (do_scsi_page80_inquiry(udev, dev_scsi, fd, dev_scsi->serial, serial_short, len)) {
 			retval = 1;
 			goto completed;
 		} else  {
@@ -851,7 +868,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 			goto completed;
 		}
 	} else if (page_code == PAGE_83) {
-		if (do_scsi_page83_inquiry(dev_scsi, fd, dev_scsi->serial, serial_short, len)) {
+		if (do_scsi_page83_inquiry(udev, dev_scsi, fd, dev_scsi->serial, serial_short, len)) {
 			retval = 1;
 			goto completed;
 		} else  {
@@ -859,7 +876,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 			goto completed;
 		}
 	} else if (page_code == PAGE_83_PRE_SPC3) {
-		retval = do_scsi_page83_prespc3_inquiry(dev_scsi, fd, dev_scsi->serial, serial_short, len);
+		retval = do_scsi_page83_prespc3_inquiry(udev, dev_scsi, fd, dev_scsi->serial, serial_short, len);
 		if (retval) {
 			/*
 			 * Fallback to servicing a SPC-2/3 compliant page 83
@@ -867,7 +884,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 			 * conform to pre-SPC3 expectations.
 			 */
 			if (retval == 2) {
-				if (do_scsi_page83_inquiry(dev_scsi, fd, dev_scsi->serial, serial_short, len)) {
+				if (do_scsi_page83_inquiry(udev, dev_scsi, fd, dev_scsi->serial, serial_short, len)) {
 					retval = 1;
 					goto completed;
 				} else  {
@@ -884,7 +901,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 			goto completed;
 		}
 	} else if (page_code != 0x00) {
-		info("%s: unsupported page code 0x%d\n", dev_scsi->kernel, page_code);
+		info(udev, "%s: unsupported page code 0x%d\n", dev_scsi->kernel, page_code);
 		return 1;
 	}
 
@@ -892,7 +909,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 	 * Get page 0, the page of the pages. By default, try from best to
 	 * worst of supported pages: 0x83 then 0x80.
 	 */
-	if (do_scsi_page0_inquiry(dev_scsi, fd, page0, SCSI_INQ_BUFF_LEN)) {
+	if (do_scsi_page0_inquiry(udev, dev_scsi, fd, page0, SCSI_INQ_BUFF_LEN)) {
 		/*
 		 * Don't try anything else. Black list if a specific page
 		 * should be used for this vendor+model, or maybe have an
@@ -902,11 +919,11 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 		goto completed;
 	}
 
-	dbg("%s: Checking page0\n", dev_scsi->kernel);
+	dbg(udev, "%s: Checking page0\n", dev_scsi->kernel);
 
 	for (ind = 4; ind <= page0[3] + 3; ind++)
 		if (page0[ind] == PAGE_83)
-			if (!do_scsi_page83_inquiry(dev_scsi, fd,
+			if (!do_scsi_page83_inquiry(udev, dev_scsi, fd,
 						    dev_scsi->serial, serial_short, len)) {
 				/*
 				 * Success
@@ -917,7 +934,7 @@ int scsi_get_serial (struct scsi_id_device *dev_scsi, const char *devname,
 
 	for (ind = 4; ind <= page0[3] + 3; ind++)
 		if (page0[ind] == PAGE_80)
-			if (!do_scsi_page80_inquiry(dev_scsi, fd,
+			if (!do_scsi_page80_inquiry(udev, dev_scsi, fd,
 						    dev_scsi->serial, serial_short, len)) {
 				/*
 				 * Success
diff --git a/extras/usb_id/Makefile.am b/extras/usb_id/Makefile.am
index 0de004a228..9d7e7724ec 100644
--- a/extras/usb_id/Makefile.am
+++ b/extras/usb_id/Makefile.am
@@ -4,10 +4,13 @@ udevhome_PROGRAMS = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 usb_id_SOURCES = \
 	usb_id.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
 	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
diff --git a/extras/usb_id/usb_id.c b/extras/usb_id/usb_id.c
index 92492c8665..fb4c28ac3e 100644
--- a/extras/usb_id/usb_id.c
+++ b/extras/usb_id/usb_id.c
@@ -28,30 +28,12 @@
 #define MAX_SERIAL_LEN			256
 #define BLKGETSIZE64 _IOR(0x12,114,size_t)
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	vsyslog(priority, format, args);
-	va_end(args);
 }
-#endif
 
 static char vendor_str[64];
 static char model_str[64];
@@ -219,7 +201,7 @@ static void set_scsi_type(char *to, const char *from, size_t len)
  * 6.) If the device supplies a serial number, this number
  *     is concatenated with the identification with an underscore '_'.
  */
-static int usb_id(const char *devpath)
+static int usb_id(struct udev *udev, const char *devpath)
 {
 	struct sysfs_device *dev;
 	struct sysfs_device *dev_interface;
@@ -231,38 +213,38 @@ static int usb_id(const char *devpath)
 	dbg("devpath %s\n", devpath);
 
 	/* get all usb specific information: dev_interface, if_class, dev_usb */
-	dev = sysfs_device_get(devpath);
+	dev = sysfs_device_get(udev, devpath);
 	if (dev == NULL) {
-		err("unable to access '%s'\n", devpath);
+		err(udev, "unable to access '%s'\n", devpath);
 		return 1;
 	}
 
 	/* usb interface directory */
-	dev_interface = sysfs_device_get_parent_with_subsystem(dev, "usb");
+	dev_interface = sysfs_device_get_parent_with_subsystem(udev, dev, "usb");
 	if (dev_interface == NULL) {
-		info("unable to access usb_interface device of '%s'\n", devpath);
+		info(udev, "unable to access usb_interface device of '%s'\n", devpath);
 		return 1;
 	}
 
-	if_class = sysfs_attr_get_value(dev_interface->devpath, "bInterfaceClass");
+	if_class = sysfs_attr_get_value(udev, dev_interface->devpath, "bInterfaceClass");
 	if (!if_class) {
-		info("%s: cannot get bInterfaceClass attribute\n", dev_interface->kernel);
+		info(udev, "%s: cannot get bInterfaceClass attribute\n", dev_interface->kernel);
 		return 1;
 	}
 	if_class_num = strtoul(if_class, NULL, 16);
 	if (if_class_num == 8) {
-		if_subclass = sysfs_attr_get_value(dev_interface->devpath, "bInterfaceSubClass");
+		if_subclass = sysfs_attr_get_value(udev, dev_interface->devpath, "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("%s: if_class %d protocol %d\n", dev_interface->devpath, if_class_num, protocol);
+	info(udev, "%s: if_class %d protocol %d\n", dev_interface->devpath, if_class_num, protocol);
 
 	/* usb device directory */
-	dev_usb = sysfs_device_get_parent_with_subsystem(dev_interface, "usb");
+	dev_usb = sysfs_device_get_parent_with_subsystem(udev, dev_interface, "usb");
 	if (!dev_usb) {
-		info("unable to find parent 'usb' device of '%s'\n", devpath);
+		info(udev, "unable to find parent 'usb' device of '%s'\n", devpath);
 		return 1;
 	}
 
@@ -273,41 +255,41 @@ static int usb_id(const char *devpath)
 		int host, bus, target, lun;
 
 		/* get scsi device */
-		dev_scsi = sysfs_device_get_parent_with_subsystem(dev, "scsi");
+		dev_scsi = sysfs_device_get_parent_with_subsystem(udev, dev, "scsi");
 		if (dev_scsi == NULL) {
-			info("unable to find parent 'scsi' device of '%s'\n", devpath);
+			info(udev, "unable to find parent 'scsi' device of '%s'\n", devpath);
 			goto fallback;
 		}
 		if (sscanf(dev_scsi->kernel, "%d:%d:%d:%d", &host, &bus, &target, &lun) != 4) {
-			info("invalid scsi device '%s'\n", dev_scsi->kernel);
+			info(udev, "invalid scsi device '%s'\n", dev_scsi->kernel);
 			goto fallback;
 		}
 
 		/* Generic SPC-2 device */
-		scsi_vendor = sysfs_attr_get_value(dev_scsi->devpath, "vendor");
+		scsi_vendor = sysfs_attr_get_value(udev, dev_scsi->devpath, "vendor");
 		if (!scsi_vendor) {
-			info("%s: cannot get SCSI vendor attribute\n", dev_scsi->kernel);
+			info(udev, "%s: cannot get SCSI vendor attribute\n", dev_scsi->kernel);
 			goto fallback;
 		}
 		set_str(vendor_str, scsi_vendor, sizeof(vendor_str)-1);
 
-		scsi_model = sysfs_attr_get_value(dev_scsi->devpath, "model");
+		scsi_model = sysfs_attr_get_value(udev, dev_scsi->devpath, "model");
 		if (!scsi_model) {
-			info("%s: cannot get SCSI model attribute\n", dev_scsi->kernel);
+			info(udev, "%s: cannot get SCSI model attribute\n", dev_scsi->kernel);
 			goto fallback;
 		}
 		set_str(model_str, scsi_model, sizeof(model_str)-1);
 
-		scsi_type = sysfs_attr_get_value(dev_scsi->devpath, "type");
+		scsi_type = sysfs_attr_get_value(udev, dev_scsi->devpath, "type");
 		if (!scsi_type) {
-			info("%s: cannot get SCSI type attribute\n", dev_scsi->kernel);
+			info(udev, "%s: cannot get SCSI type attribute\n", dev_scsi->kernel);
 			goto fallback;
 		}
 		set_scsi_type(type_str, scsi_type, sizeof(type_str)-1);
 
-		scsi_rev = sysfs_attr_get_value(dev_scsi->devpath, "rev");
+		scsi_rev = sysfs_attr_get_value(udev, dev_scsi->devpath, "rev");
 		if (!scsi_rev) {
-			info("%s: cannot get SCSI revision attribute\n", dev_scsi->kernel);
+			info(udev, "%s: cannot get SCSI revision attribute\n", dev_scsi->kernel);
 			goto fallback;
 		}
 		set_str(revision_str, scsi_rev, sizeof(revision_str)-1);
@@ -325,13 +307,13 @@ fallback:
 		const char *usb_vendor = NULL;
 
 		if (!use_num_info)
-			usb_vendor = sysfs_attr_get_value(dev_usb->devpath, "manufacturer");
+			usb_vendor = sysfs_attr_get_value(udev, dev_usb->devpath, "manufacturer");
 
 		if (!usb_vendor)
-			usb_vendor = sysfs_attr_get_value(dev_usb->devpath, "idVendor");
+			usb_vendor = sysfs_attr_get_value(udev, dev_usb->devpath, "idVendor");
 
 		if (!usb_vendor) {
-			info("No USB vendor information available\n");
+			info(udev, "No USB vendor information available\n");
 			return 1;
 		}
 		set_str(vendor_str, usb_vendor, sizeof(vendor_str)-1);
@@ -341,10 +323,10 @@ fallback:
 		const char *usb_model = NULL;
 
 		if (!use_num_info)
-			usb_model = sysfs_attr_get_value(dev_usb->devpath, "product");
+			usb_model = sysfs_attr_get_value(udev, dev_usb->devpath, "product");
 
 		if (!usb_model)
-			usb_model = sysfs_attr_get_value(dev_usb->devpath, "idProduct");
+			usb_model = sysfs_attr_get_value(udev, dev_usb->devpath, "idProduct");
 
 		if (!usb_model) {
 			dbg("No USB model information available\n");
@@ -356,7 +338,7 @@ fallback:
 	if (revision_str[0] == '\0') {
 		const char *usb_rev;
 
-		usb_rev = sysfs_attr_get_value(dev_usb->devpath, "bcdDevice");
+		usb_rev = sysfs_attr_get_value(udev, dev_usb->devpath, "bcdDevice");
 		if (usb_rev)
 			set_str(revision_str, usb_rev, sizeof(revision_str)-1);
 	}
@@ -364,7 +346,7 @@ fallback:
 	if (serial_str[0] == '\0') {
 		const char *usb_serial;
 
-		usb_serial = sysfs_attr_get_value(dev_usb->devpath, "serial");
+		usb_serial = sysfs_attr_get_value(udev, dev_usb->devpath, "serial");
 		if (usb_serial)
 			set_str(serial_str, usb_serial, sizeof(serial_str)-1);
 	}
@@ -373,6 +355,7 @@ fallback:
 
 int main(int argc, char **argv)
 {
+	struct udev *udev;
 	int retval = 0;
 	const char *env;
 	char devpath[MAX_PATH_LEN];
@@ -385,7 +368,12 @@ int main(int argc, char **argv)
 		{}
 	};
 
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
+
 	logging_init("usb_id");
+	udev_set_log_fn(udev, log_fn);
 	sysfs_init();
 
 	while (1) {
@@ -430,7 +418,7 @@ int main(int argc, char **argv)
 		strlcpy(devpath, argv[optind], sizeof(devpath));
 	}
 
-	retval = usb_id(devpath);
+	retval = usb_id(udev, devpath);
 
 	if (retval == 0) {
 		char serial[256];
@@ -463,6 +451,7 @@ int main(int argc, char **argv)
 	}
 
 exit:
+	udev_unref(udev);
 	sysfs_cleanup();
 	logging_close();
 	return retval;
diff --git a/extras/volume_id/Makefile.am b/extras/volume_id/Makefile.am
index bc1b262f27..fe9bef7b88 100644
--- a/extras/volume_id/Makefile.am
+++ b/extras/volume_id/Makefile.am
@@ -7,10 +7,14 @@ udevhome_PROGRAMS = \
 
 AM_CPPFLAGS = \
 	-DSYSCONFDIR=\""$(sysconfdir)"\" \
-	-DUDEV_PREFIX=\""$(udev_prefix)"\"
+	-DUDEV_PREFIX=\""$(udev_prefix)"\" \
+	-D_LIBUDEV_COMPILATION
 
 vol_id_SOURCES = \
 	vol_id.c \
+	../../udev/lib/libudev.h \
+	../../udev/lib/libudev.c \
+	../../udev/udev_sysfs.c \
 	../../udev/udev_sysdeps.c \
 	../../udev/udev_utils.c \
 	../../udev/udev_utils_string.c
diff --git a/extras/volume_id/vol_id.c b/extras/volume_id/vol_id.c
index b3f810fc9d..dcfb0bb92f 100644
--- a/extras/volume_id/vol_id.c
+++ b/extras/volume_id/vol_id.c
@@ -39,43 +39,20 @@
 
 #define BLKGETSIZE64 _IOR(0x12,114,size_t)
 
-#ifdef USE_LOG
-void log_message(int priority, const char *format, ...)
+static void log_fn(struct udev *udev, int priority,
+		   const char *file, int line, const char *fn,
+		   const char *format, va_list args)
 {
-	va_list args;
-	static int udev_log = -1;
-
-	if (udev_log == -1) {
-		const char *value;
-
-		value = getenv("UDEV_LOG");
-		if (value)
-			udev_log = log_priority(value);
-		else
-			udev_log = LOG_ERR;
-	}
-
-	if (priority > udev_log)
-		return;
-
-	va_start(args, format);
 	vsyslog(priority, format, args);
-	va_end(args);
 }
-#endif
 
 static void vid_log(int priority, const char *file, int line, const char *format, ...)
 {
-#ifdef USE_LOG
-	char log_str[1024];
 	va_list args;
 
 	va_start(args, format);
-	vsnprintf(log_str, sizeof(log_str), format, args);
-	log_str[sizeof(log_str)-1] = '\0';
-	log_message(priority, "%s:%i %s", file, line, log_str);
+	log_fn(NULL, priority, file, line, NULL, format, args);
 	va_end(args);
-#endif
 	return;
 }
 
@@ -126,6 +103,7 @@ static int all_probers(volume_id_probe_fn_t probe_fn,
 
 int main(int argc, char *argv[])
 {
+	struct udev *udev;
 	static const struct option options[] = {
 		{ "label", 0, NULL, 'l' },
 		{ "label-raw", 0, NULL, 'L' },
@@ -161,7 +139,11 @@ int main(int argc, char *argv[])
 	int retval;
 	int rc = 0;
 
+	udev = udev_new();
+	if (udev == NULL)
+		goto exit;
 	logging_init("vol_id");
+	udev_set_log_fn(udev, log_fn);
 
 	/* hook in our debug into libvolume_id */
 	volume_id_log_fn = vid_log;
@@ -219,7 +201,7 @@ int main(int argc, char *argv[])
 
 	node = argv[optind];
 	if (!node) {
-		err("no device\n");
+		err(udev, "no device\n");
 		fprintf(stderr, "no device\n");
 		rc = 1;
 		goto exit;
@@ -240,7 +222,7 @@ int main(int argc, char *argv[])
 
 	if (ioctl(fd, BLKGETSIZE64, &size) != 0)
 		size = 0;
-	dbg("BLKGETSIZE64=%llu\n", (unsigned long long)size);
+	dbg(udev, "BLKGETSIZE64=%llu\n", (unsigned long long)size);
 
 	/* try to drop all privileges before reading disk content */
 	if (getuid() == 0) {
@@ -251,7 +233,7 @@ int main(int argc, char *argv[])
 			if (setgroups(0, NULL) != 0 ||
 			    setgid(pw->pw_gid) != 0 ||
 			    setuid(pw->pw_uid) != 0)
-				info("unable to drop privileges: %s\n\n", strerror(errno));
+				info(udev, "unable to drop privileges: %s\n\n", strerror(errno));
 		}
 	}
 
@@ -325,7 +307,7 @@ int main(int argc, char *argv[])
 exit:
 	if (vid != NULL)
 		volume_id_close(vid);
-
+	udev_unref(udev);
 	logging_close();
 	return rc;
 }