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-rw-r--r--fs/cifs/cifs_unicode.c33
-rw-r--r--fs/cifs/cifs_unicode.h2
2 files changed, 31 insertions, 4 deletions
diff --git a/fs/cifs/cifs_unicode.c b/fs/cifs/cifs_unicode.c
index 5a53ac6b1e02..02b071bf3732 100644
--- a/fs/cifs/cifs_unicode.c
+++ b/fs/cifs/cifs_unicode.c
@@ -101,6 +101,12 @@ convert_sfm_char(const __u16 src_char, char *target)
case SFM_SLASH:
*target = '\\';
break;
+ case SFM_SPACE:
+ *target = ' ';
+ break;
+ case SFM_PERIOD:
+ *target = '.';
+ break;
default:
return false;
}
@@ -404,7 +410,7 @@ static __le16 convert_to_sfu_char(char src_char)
return dest_char;
}
-static __le16 convert_to_sfm_char(char src_char)
+static __le16 convert_to_sfm_char(char src_char, bool end_of_string)
{
__le16 dest_char;
@@ -427,6 +433,18 @@ static __le16 convert_to_sfm_char(char src_char)
case '|':
dest_char = cpu_to_le16(SFM_PIPE);
break;
+ case '.':
+ if (end_of_string)
+ dest_char = cpu_to_le16(SFM_PERIOD);
+ else
+ dest_char = 0;
+ break;
+ case ' ':
+ if (end_of_string)
+ dest_char = cpu_to_le16(SFM_SPACE);
+ else
+ dest_char = 0;
+ break;
default:
dest_char = 0;
}
@@ -469,9 +487,16 @@ cifsConvertToUTF16(__le16 *target, const char *source, int srclen,
/* see if we must remap this char */
if (map_chars == SFU_MAP_UNI_RSVD)
dst_char = convert_to_sfu_char(src_char);
- else if (map_chars == SFM_MAP_UNI_RSVD)
- dst_char = convert_to_sfm_char(src_char);
- else
+ else if (map_chars == SFM_MAP_UNI_RSVD) {
+ bool end_of_string;
+
+ if (i == srclen - 1)
+ end_of_string = true;
+ else
+ end_of_string = false;
+
+ dst_char = convert_to_sfm_char(src_char, end_of_string);
+ } else
dst_char = 0;
/*
* FIXME: We can not handle remapping backslash (UNI_SLASH)
diff --git a/fs/cifs/cifs_unicode.h b/fs/cifs/cifs_unicode.h
index bdc52cb9a676..479bc0a941f3 100644
--- a/fs/cifs/cifs_unicode.h
+++ b/fs/cifs/cifs_unicode.h
@@ -64,6 +64,8 @@
#define SFM_LESSTHAN ((__u16) 0xF023)
#define SFM_PIPE ((__u16) 0xF027)
#define SFM_SLASH ((__u16) 0xF026)
+#define SFM_PERIOD ((__u16) 0xF028)
+#define SFM_SPACE ((__u16) 0xF029)
/*
* Mapping mechanism to use when one of the seven reserved characters is