add exfat support

[project/mountd.git] / fs.c

diff --git a/fs.c b/fs.c
index 49ad1d5..fee6608 100644 (file)
--- a/fs.c
+++ b/fs.c
@@ -123,6 +123,20 @@ out:
        return ret;
 }
 
+static int detect_exfat(int fd)
+{
+       int ret = NONE;
+       unsigned char *buffer = (unsigned char*)malloc(FAT_BUF_SIZE);
+       if(get_buffer(fd, buffer, 0, FAT_BUF_SIZE) != 0)
+               goto out;
+
+       if (!memcmp(buffer + 3, "EXFAT  ", 7))
+               ret = EXFAT;
+out:
+       free(buffer);
+       return ret;
+}
+
 #define HFSPLUS_VOL_JOURNALED  (1 << 13)
 #define HFSPLUS_BUF_SIZE                       512
 static int detect_hfsplus(int fd)
@@ -179,6 +193,7 @@ out:
 
 dfunc funcs[] = {
        detect_ext23,
+       detect_exfat,
        detect_fat,
        detect_ntfs,
        detect_hfsplus,