From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/fs/isofs/joliet.c | 69 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 kernel/fs/isofs/joliet.c (limited to 'kernel/fs/isofs/joliet.c') diff --git a/kernel/fs/isofs/joliet.c b/kernel/fs/isofs/joliet.c new file mode 100644 index 000000000..a048de81c --- /dev/null +++ b/kernel/fs/isofs/joliet.c @@ -0,0 +1,69 @@ +/* + * linux/fs/isofs/joliet.c + * + * (C) 1996 Gordon Chaffee + * + * Joliet: Microsoft's Unicode extensions to iso9660 + */ + +#include +#include +#include "isofs.h" + +/* + * Convert Unicode 16 to UTF-8 or ASCII. + */ +static int +uni16_to_x8(unsigned char *ascii, __be16 *uni, int len, struct nls_table *nls) +{ + __be16 *ip, ch; + unsigned char *op; + + ip = uni; + op = ascii; + + while ((ch = get_unaligned(ip)) && len) { + int llen; + llen = nls->uni2char(be16_to_cpu(ch), op, NLS_MAX_CHARSET_SIZE); + if (llen > 0) + op += llen; + else + *op++ = '?'; + ip++; + + len--; + } + *op = 0; + return (op - ascii); +} + +int +get_joliet_filename(struct iso_directory_record * de, unsigned char *outname, struct inode * inode) +{ + unsigned char utf8; + struct nls_table *nls; + unsigned char len = 0; + + utf8 = ISOFS_SB(inode->i_sb)->s_utf8; + nls = ISOFS_SB(inode->i_sb)->s_nls_iocharset; + + if (utf8) { + len = utf16s_to_utf8s((const wchar_t *) de->name, + de->name_len[0] >> 1, UTF16_BIG_ENDIAN, + outname, PAGE_SIZE); + } else { + len = uni16_to_x8(outname, (__be16 *) de->name, + de->name_len[0] >> 1, nls); + } + if ((len > 2) && (outname[len-2] == ';') && (outname[len-1] == '1')) + len -= 2; + + /* + * Windows doesn't like periods at the end of a name, + * so neither do we + */ + while (len >= 2 && (outname[len-1] == '.')) + len--; + + return len; +} -- cgit 1.2.3-korg