hfs-522.100.5.tar.gz

[apple/hfs.git] / mount_hfs / mount_hfs.c

diff --git a/mount_hfs/mount_hfs.c b/mount_hfs/mount_hfs.c
index 8f086e82c61af670ae8bbf697584438efde7f37c..9e8fcffdd6d76c8e5c6c2647493962c7d86436d6 100644 (file)
--- a/mount_hfs/mount_hfs.c
+++ b/mount_hfs/mount_hfs.c
@@ -54,13 +54,44 @@
 
 /* Sensible wrappers over the byte-swapping routines */
 #include "hfs_endian.h"
-#if !TARGET_OS_EMBEDDED
-#include "optical.h"
-#endif
+#if TARGET_OS_OSX  
+#include "optical.h"  //only include optical headers on Macs
+#endif //osx
 
 #include <mntopts.h>
 
 
+/*
+ * Replay the journal.  We don't care if there are problems.
+ */
+static void
+replay_journal(const char *device)
+{
+       struct vfsconf vfc;
+       int mib[4];
+       int fd = -1;
+
+       fd = open(device, O_RDWR);
+       if (fd == -1) {
+               warn("Could not open block device %s for writing", device);
+               goto done;
+       }
+       if (getvfsbyname("hfs", &vfc) != 0) {
+               warn("Could not get hfs vfs information");
+               goto done;
+       }
+       mib[0] = CTL_VFS;
+       mib[1] = vfc.vfc_typenum;
+       mib[2] = HFS_REPLAY_JOURNAL;
+       mib[3] = fd;
+       (void)sysctl(mib, 4, NULL, NULL, NULL, 0);
+
+done:
+       if (fd != -1)
+               close(fd);
+       return;
+}
+
 struct mntopt mopts[] = {
        MOPT_STDOPTS,
        MOPT_IGNORE_OWNERSHIP,
@@ -101,7 +132,7 @@ typedef struct CreateDateAttrBuf {
 
 #define KEXT_LOAD_COMMAND      "/sbin/kextload"
 
-#define ENCODING_MODULE_PATH   "/System/Library/Filesystems/hfs.fs/Encodings/"
+#define ENCODING_MODULE_PATH   "/System/Library/Filesystems/hfs.fs/Contents/Resources/Encodings/"
 
 #define MXENCDNAMELEN  16      /* Maximun length of encoding name string */
 
@@ -423,11 +454,15 @@ main(argc, argv)
        u_int32_t localCreateTime;
        struct hfs_mnt_encoding *encp;
 
-#if TARGET_OS_EMBEDDED
+       int do_rekey = 0;
+       int tmp_mntflags = 0;
+
+#if TARGET_OS_IPHONE 
        mntflags = MNT_NOATIME;
-#else
+#else // !TARGET_OS_IPHONE
        mntflags = 0;
-#endif
+#endif // TARGET_OS_IPHONE
+
        encp = NULL;
        (void)memset(&args, '\0', sizeof(struct hfs_mount_args));
 
@@ -601,6 +636,7 @@ main(argc, argv)
                if (args.hfs_mask == (mode_t)VNOVAL)
                        args.hfs_mask = sb.st_mode & (S_IRWXU | S_IRWXG | S_IRWXO);
        }
+
 #if DEBUG
     printf("mount_hfs: calling mount: \n" );
     printf("\tdevice = %s\n", dev);
@@ -614,46 +650,45 @@ main(argc, argv)
 
 #endif
 
-#if !TARGET_OS_EMBEDDED
-       /*
-       * We shouldn't really be calling up to other layers, but
-       * an exception was made in this case to fix the situation
-       * where HFS was writable on optical media.
-       */
-
-       if ((_optical_is_writable(dev) & _OPTICAL_WRITABLE_PACKET)) {
-               mntflags |= MNT_RDONLY;
-       }
+#if TARGET_OS_OSX
+    /*
+     * We shouldn't really be calling up to other layers, but
+     * an exception was made in this case to fix the situation
+     * where HFS was writable on optical media.
+     */
+    
+    if ((_optical_is_writable(dev) & _OPTICAL_WRITABLE_PACKET)) {
+           mntflags |= MNT_RDONLY;
+    }
 #endif
        
-       if (is_hfs_std)
-               mntflags |= MNT_RDONLY;
-
-       if ((mntflags & MNT_RDONLY) == 0) {
-               /*
-                * get the volume's create date so we can synchronize
-                * it with the root directory create date
-                */
-               localCreateTime = getVolumeCreateDate(dev);
-       }
-       else {
-               localCreateTime = 0;
-       }
-
+    if (is_hfs_std)
+           mntflags |= MNT_RDONLY;
+    
+    if ((mntflags & MNT_RDONLY) == 0) {
+           /*
+            * get the volume's create date so we can synchronize
+            * it with the root directory create date
+            */
+           localCreateTime = getVolumeCreateDate(dev);
+    }
+    else {
+           localCreateTime = 0;
+    }
+    
     if ((mountStatus = mount(HFS_MOUNT_TYPE, dir, mntflags, &args)) < 0) {
-#if DEBUG
-        printf("mount_hfs: error on mount(): error = %d.\n", mountStatus);
-#endif
-        err(1, NULL);
-        };
-   
-       /*
-        * synchronize the root directory's create date
-        * with the volume's create date
-        */
-       if (localCreateTime)
-               syncCreateDate(dir, localCreateTime);
-
+           printf("mount_hfs: error on mount(): error = %d.\n", mountStatus);
+           err(1, NULL);
+    };
+    
+    /*
+     * synchronize the root directory's create date
+     * with the volume's create date
+     */
+    if (localCreateTime)
+           syncCreateDate(dir, localCreateTime);
+    
+    
     exit(0);
 }
 
@@ -859,7 +894,6 @@ usage()
 {
        (void)fprintf(stderr,
                "usage: mount_hfs [-xw] [-u user] [-g group] [-m mask] [-e encoding] [-t tbuffer-size] [-j] [-c] [-o options] special-device filesystem-node\n");
-       (void)fprintf(stderr, "   -j disables journaling; -c disables group-commit for journaling\n");
        
        exit(1);
 }