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authorGreg KH <greg@press.(none)>2005-08-11 13:59:21 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2005-08-11 13:59:21 -0700
commit8f6919e6390d79a2765e1dc9b0057412e987dce2 (patch)
treeeb929a68e3997c891c2371e4584887d34b4cc4a5 /extras
parent02a9a08fb7c37c1142441ba74333b2c7a1084a99 (diff)
Created cdrom_id program to make it easier to determine cdrom types
Based on the framework from ata_id by Kay. Now we can drop the cdsymlinks.sh and .c files Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'extras')
-rw-r--r--extras/cdrom_id/Makefile51
-rw-r--r--extras/cdrom_id/cdrom_id.c129
2 files changed, 180 insertions, 0 deletions
diff --git a/extras/cdrom_id/Makefile b/extras/cdrom_id/Makefile
new file mode 100644
index 0000000000..44c9ba2b08
--- /dev/null
+++ b/extras/cdrom_id/Makefile
@@ -0,0 +1,51 @@
+# Makefile for cdrom_id
+#
+# Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
+# Copyright (C) 2005 Greg Kroah-Hartman <gregkh@suse.de>
+#
+# 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.
+#
+
+PROG = cdrom_id
+
+all: $(PROG)
+
+prefix =
+exec_prefix = ${prefix}
+etcdir = ${prefix}/etc
+sbindir = ${exec_prefix}/sbin
+usrbindir = ${exec_prefix}/usr/bin
+usrsbindir = ${exec_prefix}/usr/sbin
+mandir = ${prefix}/usr/share/man
+devddir = ${etcdir}/dev.d/default
+configdir = ${etcdir}/udev/
+initdir = ${etcdir}/init.d/
+srcdir = .
+
+INSTALL = /usr/bin/install -c
+INSTALL_PROGRAM = ${INSTALL}
+INSTALL_DATA = ${INSTALL} -m 644
+INSTALL_SCRIPT = ${INSTALL_PROGRAM}
+
+OBJS = cdrom_id.o ../../udev.a
+
+$(OBJS): $(HEADERS)
+
+.c.o:
+ $(QUIET) $(CC) $(CFLAGS) -c -o $@ $<
+
+$(PROG): $(OBJS) $(HEADERS)
+ $(QUIET) $(LD) $(LDFLAGS) -o $(PROG) $(OBJS) $(LIB_OBJS)
+
+clean:
+ rm -f $(PROG) $(OBJS)
+
+spotless: clean
+
+install: all
+ $(INSTALL_PROGRAM) $(PROG) $(DESTDIR)$(sbindir)/$(PROG)
+
+uninstall:
+ - rm $(DESTDIR)$(sbindir)/$(PROG)
diff --git a/extras/cdrom_id/cdrom_id.c b/extras/cdrom_id/cdrom_id.c
new file mode 100644
index 0000000000..7d97d0b07b
--- /dev/null
+++ b/extras/cdrom_id/cdrom_id.c
@@ -0,0 +1,129 @@
+/*
+ * cdrom_id - determines the capabilities of cdrom drives
+ *
+ * Copyright (C) 2005 Greg Kroah-Hartman <gregkh@suse.de>
+ *
+ * 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.
+ *
+ * Framework based on ata_id which is:
+ * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org>
+ *
+ */
+
+#ifndef _GNU_SOURCE
+#define _GNU_SOURCE 1
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <ctype.h>
+#include <errno.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <linux/types.h>
+#include <linux/cdrom.h>
+
+#include "../../logging.h"
+#include "../../udev_utils.h"
+
+#ifdef USE_LOG
+void log_message(int priority, const char *format, ...)
+{
+ 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[])
+{
+ const char *node = NULL;
+ int i;
+ int export = 0;
+ int fd;
+ int rc = 0;
+ int result;
+
+ logging_init("cdrom_id");
+
+ for (i = 1 ; i < argc; i++) {
+ char *arg = argv[i];
+
+ if (strcmp(arg, "--export") == 0) {
+ export = 1;
+ } else
+ node = arg;
+ }
+ if (!node) {
+ err("no node specified");
+ rc = 1;
+ goto exit;
+ }
+
+ fd = open(node, O_RDONLY);
+ if (fd < 0)
+ if (errno == ENOMEDIUM)
+ fd = open(node, O_RDONLY|O_NONBLOCK);
+ if (fd < 0) {
+ err("unable to open '%s'", node);
+ rc = 1;
+ goto exit;
+ }
+
+ result = ioctl(fd, CDROM_GET_CAPABILITY);
+ if (result < 0) {
+ err("CDROM_GET_CABILITY failed for '%s'", node);
+ rc = 3;
+ goto close;
+ }
+
+ printf("ID_CDC=true\n");
+
+ if (result & CDC_CD_R)
+ printf("ID_CDC_CD_R=true\n");
+ if (result & CDC_CD_RW)
+ printf("ID_CDC_CD_RW=true\n");
+
+ if (result & CDC_DVD)
+ printf("ID_CDC_DVD=true\n");
+ if (result & CDC_DVD_R)
+ printf("ID_CDC_DVD_R=true\n");
+ if (result & CDC_DVD_RAM)
+ printf("ID_CDC_DVD_RAM=true\n");
+
+ if (result & CDC_MRW)
+ printf("ID_CDC_MRW=true\n");
+ if (result & CDC_MRW_W)
+ printf("ID_CDC_MRW_W=true\n");
+
+ if (result & CDC_RAM)
+ printf("ID_CDC_RAM=true\n");
+ goto close;
+
+close:
+ close(fd);
+exit:
+ logging_close();
+ return rc;
+}