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add lowercase short filenames support

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10422 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval 2004-12-13 21:13:45 +00:00
parent e0169612c9
commit 0c46f3c6e9
3 changed files with 8 additions and 5 deletions
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3
src/add-ons/kernel/file_systems/dos/dir.c
View File

@ -180,7 +180,8 @@ static status_t _next_dirent_(struct diri *iter, struct _dirent_info_ *oinfo,
// process short name
if (start_index == 0xffff) {
start_index = iter->current_index;
msdos_to_utf8(buffer, (uchar *)filename, len);
// korli : seen on FreeBSD /src/sys/fs/msdosfs/direntry.h
msdos_to_utf8(buffer, (uchar *)filename, len, buffer[0xc] & 0x18);
}
if (oinfo) {

8
src/add-ons/kernel/file_systems/dos/encodings.cpp
View File

@ -5,6 +5,7 @@
#include <KernelExport.h>
#include <ctype.h>
#include <malloc.h>
#include <stdio.h>
#include <string.h>
@ -1503,7 +1504,7 @@ status_t generate_short_name(const uchar *name, const uchar *uni,
/* called to convert a short ms-dos filename to utf8.
XXX: encoding is assumed to be standard US code page, never shift-JIS
*/
status_t msdos_to_utf8(uchar *msdos, uchar *utf8, uint32 utf8len)
status_t msdos_to_utf8(uchar *msdos, uchar *utf8, uint32 utf8len, bool toLower)
{
uchar normalized[8+1+3+1];
int32 i, pos;
@ -1513,14 +1514,15 @@ status_t msdos_to_utf8(uchar *msdos, uchar *utf8, uint32 utf8len)
pos = 0;
for (i=0;i<8;i++) {
if (msdos[i] == ' ') break;
normalized[pos++] = ((i == 0) && (msdos[i] == 5)) ? 0xe5 : msdos[i];
normalized[pos++] = ((i == 0) && (msdos[i] == 5)) ? 0xe5 :
(toLower ? tolower(msdos[i]) : msdos[i]);
}
if (msdos[8] != ' ') {
normalized[pos++] = '.';
for (i=8;i<11;i++) {
if (msdos[i] == ' ') break;
normalized[pos++] = msdos[i];
normalized[pos++] = (toLower ? tolower(msdos[i]) : msdos[i]);
}
}

2
src/add-ons/kernel/file_systems/dos/encodings.h
View File

@ -22,7 +22,7 @@ status_t munge_short_name1(uchar nshort[11], int iteration, int encoding);
status_t generate_short_name(const uchar *name, const uchar *uni,
uint32 unilen, uchar nshort[11], int *encoding);
status_t msdos_to_utf8(uchar *msdos, uchar *utf8, uint32 utf8len);
status_t msdos_to_utf8(uchar *msdos, uchar *utf8, uint32 utf8len, bool toLower);
#ifdef __cplusplus
}