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disable Win32 short file names

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This commit is contained in:
Igor Sysoev 2010-01-28 14:17:51 +00:00
parent 77860d74a5
commit 10fa102e32
1 changed files with 52 additions and 16 deletions
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68
src/os/win32/ngx_files.c
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@ -10,7 +10,7 @@
#define NGX_UTF16_BUFLEN 256
static u_short *ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len);
static u_short *ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t *len);
/* FILE_FLAG_BACKUP_SEMANTICS allows to obtain a handle to a directory */
@ -18,27 +18,60 @@ static u_short *ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len);
ngx_fd_t
ngx_open_file(u_char *name, u_long mode, u_long create, u_long access)
{
u_short *u;
size_t len;
u_long n;
u_short *u, *lu;
ngx_fd_t fd;
ngx_err_t err;
u_short utf16[NGX_UTF16_BUFLEN];
u = ngx_utf8_to_utf16(utf16, name, NGX_UTF16_BUFLEN);
len = NGX_UTF16_BUFLEN;
u = ngx_utf8_to_utf16(utf16, name, &len);
if (u == NULL) {
return INVALID_HANDLE_VALUE;
}
fd = INVALID_HANDLE_VALUE;
lu = NULL;
if (create == NGX_FILE_OPEN) {
lu = malloc(len * 2);
if (lu == NULL) {
goto failed;
}
n = GetLongPathNameW(u, lu, len);
if (n == 0) {
goto failed;
}
if (n != len - 1 || ngx_memcmp(u, lu, n) != 0) {
ngx_set_errno(NGX_ENOENT);
goto failed;
}
}
fd = CreateFileW(u, mode,
FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE,
NULL, create, FILE_FLAG_BACKUP_SEMANTICS, NULL);
if (u != utf16) {
err = ngx_errno;
ngx_free(u);
ngx_set_errno(err);
failed:
err = ngx_errno;
if (lu) {
ngx_free(lu);
}
if (u != utf16) {
ngx_free(u);
}
ngx_set_errno(err);
return fd;
}
@ -244,13 +277,16 @@ ngx_win32_rename_file(ngx_str_t *from, ngx_str_t *to, ngx_log_t *log)
ngx_int_t
ngx_file_info(u_char *file, ngx_file_info_t *sb)
{
size_t len;
long rc;
u_short *u;
ngx_err_t err;
WIN32_FILE_ATTRIBUTE_DATA fa;
u_short utf16[NGX_UTF16_BUFLEN];
u = ngx_utf8_to_utf16(utf16, file, NGX_UTF16_BUFLEN);
len = NGX_UTF16_BUFLEN;
u = ngx_utf8_to_utf16(utf16, file, &len);
if (u == NULL) {
return NGX_FILE_ERROR;
@ -511,7 +547,7 @@ ngx_fs_bsize(u_char *name)
static u_short *
ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len)
ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t *len)
{
u_char *p;
u_short *u, *last;
@ -519,18 +555,18 @@ ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len)
p = utf8;
u = utf16;
last = utf16 + len;
last = utf16 + *len;
while (u < last) {
if (*p < 0x80) {
*u = (u_short) *p;
*u++ = (u_short) *p;
if (*p == 0) {
*len = u - utf16;
return utf16;
}
u++;
p++;
continue;
@ -554,21 +590,21 @@ ngx_utf8_to_utf16(u_short *utf16, u_char *utf8, size_t len)
return NULL;
}
ngx_memcpy(u, utf16, len * 2);
ngx_memcpy(u, utf16, *len * 2);
utf16 = u;
u += len;
u += *len;
for ( ;; ) {
if (*p < 0x80) {
*u = (u_short) *p;
*u++ = (u_short) *p;
if (*p == 0) {
*len = u - utf16;
return utf16;
}
u++;
p++;
continue;