Add MMC_RDWR access mode - open drive R/W only with this access.

Start GNU/Linux test driver.

.gitignore

@@ -20,6 +20,7 @@
 /libcdio++.pc
 /libcdio-*.tar.bz2
 /libcdio-*.tar.gz
+/libcdio-*.sig
 /libcdio.pc
 /libcdio_cdda.pc
 /libcdio_paranoia.pc

lib/driver/gnu_linux.c

@@ -85,7 +85,8 @@ typedef enum {
   _AM_NONE,
   _AM_IOCTL,
   _AM_READ_CD,
-  _AM_READ_10
+  _AM_READ_10,
+  _AM_MMC_RDWR
 } access_mode_t;
 
 typedef struct {
@@ -132,6 +133,8 @@ str_to_access_mode_linux(const char *psz_access_mode)
     return _AM_READ_CD;
   else if (!strcmp(psz_access_mode, "READ_10"))
     return _AM_READ_10;
+  else if (!strcmp(psz_access_mode, "MMC_RDWR"))
+    return _AM_MMC_RDWR;
   else {
     cdio_warn ("unknown access type: %s. Default IOCTL used.", 
 	       psz_access_mode);
@@ -369,11 +372,13 @@ get_arg_linux (void *env, const char key[])
   } else if (!strcmp (key, "access-mode")) {
     switch (_obj->access_mode) {
     case _AM_IOCTL:
-      return "ioctl";
+      return "IOCTL";
     case _AM_READ_CD:
       return "READ_CD";
     case _AM_READ_10:
       return "READ_10";
+    case _AM_MMC_RDWR:
+      return "MMC_RDWR";
     case _AM_NONE:
       return "no access method";
     }
@@ -1068,6 +1073,7 @@ _read_mode2_sector_linux (void *p_user_data, void *p_data, lsn_t lsn,
       break;
       
     case _AM_IOCTL:
+    case _AM_MMC_RDWR:
       if (ioctl (p_env->gen.fd, CDROMREADMODE2, &buf) == -1)
 	{
 	  perror ("ioctl()");
@@ -1538,6 +1544,7 @@ cdio_open_am_linux (const char *psz_orig_source, const char *access_mode)
   CdIo_t *ret;
   _img_private_t *_data;
   char *psz_source;
+  int open_access_mode;  /* Access mode passed to cdio_generic_init. */
 
   cdio_funcs_t _funcs = {
     .audio_get_volume      = audio_get_volume_linux,
@@ -1638,7 +1645,10 @@ cdio_open_am_linux (const char *psz_orig_source, const char *access_mode)
 
   ret->driver_id = DRIVER_LINUX;
 
-  if (cdio_generic_init(_data, O_RDWR|O_NONBLOCK)) {
+  open_access_mode = (_AM_MMC_RDWR == _data->access_mode) 
+      ? (O_RDWR|O_NONBLOCK) : (O_RDONLY|O_NONBLOCK);
+      
+  if (cdio_generic_init(_data, open_access_mode)) {
     return ret;
   } else {
     cdio_generic_free (_data);

test/.gitignore

@@ -28,6 +28,7 @@
 /testisocd
 /testisocd2
 /testisocd2.c
+/testlinux
 /testnrg
 /testnrg.c
 /testparanoia

test/Makefile.am

@@ -1,6 +1,4 @@
-#   $Id: Makefile.am,v 1.69 2008/08/31 13:38:22 flameeyes Exp $
-#
-#   Copyright (C) 2003, 2004, 2006, 2008 Rocky Bernstein <rocky@gnu.org>
+#   Copyright (C) 2003, 2004, 2006, 2008, 2009 Rocky Bernstein <rocky@gnu.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
@@ -29,7 +27,7 @@ testparanoia_LDADD = $(LIBCDIO_PARANOIA_LIBS) $(LIBCDIO_CDDA_LIBS) $(LIBCDIO_LIB
 endif
 
 hack = check_sizeof testassert testbincue testgetdevices testischar \
-       testisocd testisocd2 testiso9660 \
+       testisocd testisocd2 testiso9660 testlinux \
        testnrg $(testparanoia) testtoc testpregap
 
 EXTRA_PROGRAMS = testdefault 
@@ -49,6 +47,9 @@ testisocd2_LDADD    = $(LIBISO9660_LIBS) $(LIBCDIO_LIBS) $(LTLIBICONV)
 testtoc_LDADD       = $(LIBCDIO_LIBS) $(LTLIBICONV)
 testtoc_CFLAGS      = -DTEST_DIR=\"$(srcdir)\"
 
+testlinux_LDADD    = $(LIBCDIO_LIBS) $(LTLIBICONV)
+testlinux_CFLAGS   = -DTEST_DIR=\"$(srcdir)\"
+
 testpregap_LDADD    = $(LIBCDIO_LIBS) $(LTLIBICONV)
 testpregap_CFLAGS   = -DTEST_DIR=\"$(srcdir)\"
 

test/testlinux.c

@@ -0,0 +1,85 @@
+/* -*- C -*-
+  Copyright (C) 2009 Rocky Bernstein <rocky@gnu.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 Free Software Foundation, either version 3 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 <http://www.gnu.org/licenses/>.
+*/
+
+/* 
+   Regression test for cdio_nrgfile().
+*/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+#include <cdio/cdio.h>
+#include <cdio/logging.h>
+
+#ifdef HAVE_STDIO_H
+#include <stdio.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#include <string.h>
+
+int
+main(int argc, const char *argv[])
+{
+  CdIo_t *p_cdio;
+  char **ppsz_drives=NULL;
+  
+  cdio_loglevel_default = (argc > 1) ? CDIO_LOG_DEBUG : CDIO_LOG_INFO;
+  /* snprintf(psz_nrgfile, sizeof(psz_nrgfile)-1,
+	     "%s/%s", TEST_DIR, cue_file[i]);
+  */
+  if (!cdio_have_driver(DRIVER_LINUX)) return(77);
+  ppsz_drives = cdio_get_devices(DRIVER_DEVICE);
+  if (!ppsz_drives) {
+      printf("Can't find a CD-ROM drive. Skipping test.\n");
+      exit(77);
+  }
+  
+  p_cdio = cdio_open_linux(ppsz_drives[0]);
+  if (p_cdio) {
+      const char *psz_source = cdio_get_arg(p_cdio, "source");
+      if (0 != strncmp(psz_source, ppsz_drives[0],
+		       strlen(ppsz_drives[0]))) {
+	  fprintf(stderr, 
+		  "Got %s; should get back %s, the name we opened.\n",
+		  psz_source, ppsz_drives[0]);
+	  exit(1);
+      }
+  }
+  
+  
+  cdio_destroy(p_cdio);
+  p_cdio = cdio_open_am_linux(ppsz_drives[0], "MMC_RDWR");
+  if (p_cdio) {
+      const char *psz_access_mode = cdio_get_arg(p_cdio, "access-mode");
+      
+      if (0 != strncmp(psz_access_mode, "MMC_RDWR", strlen("MMC_RDWR"))) {
+	  fprintf(stderr,
+		  "Got %s; Should get back %s, the access mode requested.\n",
+		  psz_access_mode, "MMC_RDWR");
+	  exit(2);
+      }
+  }
+
+  cdio_destroy(p_cdio);
+  cdio_free_device_list(ppsz_drives);
+
+  return 0;
+}