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msvcrt: Added _wtmpnam implementation.

This commit is contained in:
Piotr Caban 2011-05-03 14:26:08 +02:00 committed by Alexandre Julliard
parent 3a91df11e1
commit 2a3484a22d
2 changed files with 59 additions and 7 deletions
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64
dlls/msvcrt/file.c
View File

@ -88,8 +88,10 @@ static int MSVCRT_stream_idx;
/* INTERNAL: process umask */
static int MSVCRT_umask = 0;
/* INTERNAL: Static buffer for temp file name */
/* INTERNAL: static data for tmpnam and _wtmpname functions */
static int tmpnam_unique;
static char MSVCRT_tmpname[MAX_PATH];
static MSVCRT_wchar_t MSVCRT_wtmpname[MAX_PATH];
static const unsigned int EXE = 'e' << 16 | 'x' << 8 | 'e';
static const unsigned int BAT = 'b' << 16 | 'a' << 8 | 't';
@ -455,7 +457,7 @@ static void msvcrt_alloc_buffer(MSVCRT_FILE* file)
}
/* INTERNAL: Convert integer to base32 string (0-9a-v), 0 becomes "" */
static void msvcrt_int_to_base32(int num, char *str)
static int msvcrt_int_to_base32(int num, char *str)
{
char *p;
int n = num;
@ -475,6 +477,33 @@ static void msvcrt_int_to_base32(int num, char *str)
*p += ('a' - '0' - 10);
num >>= 5;
}
return digits;
}
/* INTERNAL: wide character version of msvcrt_int_to_base32 */
static int msvcrt_int_to_base32_w(int num, MSVCRT_wchar_t *str)
{
MSVCRT_wchar_t *p;
int n = num;
int digits = 0;
while (n != 0)
{
n >>= 5;
digits++;
}
p = str + digits;
*p = 0;
while (--p >= str)
{
*p = (num & 31) + '0';
if (*p > '9')
*p += ('a' - '0' - 10);
num >>= 5;
}
return digits;
}
/*********************************************************************
@ -3336,18 +3365,17 @@ void CDECL MSVCRT_setbuf(MSVCRT_FILE* file, char *buf)
*/
char * CDECL MSVCRT_tmpnam(char *s)
{
static int unique;
char tmpstr[16];
char *p;
int count;
int count, size;
if (s == 0)
s = MSVCRT_tmpname;
msvcrt_int_to_base32(GetCurrentProcessId(), tmpstr);
p = s + sprintf(s, "\\s%s.", tmpstr);
for (count = 0; count < MSVCRT_TMP_MAX; count++)
{
msvcrt_int_to_base32(unique++, tmpstr);
strcpy(p, tmpstr);
size = msvcrt_int_to_base32(tmpnam_unique++, tmpstr);
memcpy(p, tmpstr, size);
if (GetFileAttributesA(s) == INVALID_FILE_ATTRIBUTES &&
GetLastError() == ERROR_FILE_NOT_FOUND)
break;
@ -3355,6 +3383,30 @@ char * CDECL MSVCRT_tmpnam(char *s)
return s;
}
/*********************************************************************
* _wtmpnam (MSVCRT.@)
*/
MSVCRT_wchar_t * MSVCRT_wtmpnam(MSVCRT_wchar_t *s)
{
static const MSVCRT_wchar_t format[] = {'\\','s','%','s','.',0};
MSVCRT_wchar_t tmpstr[16];
MSVCRT_wchar_t *p;
int count, size;
if (s == 0)
s = MSVCRT_wtmpname;
msvcrt_int_to_base32_w(GetCurrentProcessId(), tmpstr);
p = s + MSVCRT__snwprintf(s, MAX_PATH, format, tmpstr);
for (count = 0; count < MSVCRT_TMP_MAX; count++)
{
size = msvcrt_int_to_base32_w(tmpnam_unique++, tmpstr);
memcpy(p, tmpstr, size*sizeof(MSVCRT_wchar_t));
if (GetFileAttributesW(s) == INVALID_FILE_ATTRIBUTES &&
GetLastError() == ERROR_FILE_NOT_FOUND)
break;
}
return s;
}
/*********************************************************************
* tmpfile (MSVCRT.@)
*/

2
dlls/msvcrt/msvcrt.spec
View File

@ -1192,7 +1192,7 @@
@ cdecl _wsystem(wstr)
@ cdecl _wtempnam(wstr wstr)
# stub _wtempnam_dbg(wstr wstr long str long)
@ stub _wtmpnam(ptr)
@ cdecl _wtmpnam(ptr) MSVCRT_wtmpnam
# stub _wtmpnam_s(ptr long)
@ cdecl _wtof(wstr) MSVCRT__wtof
@ cdecl _wtof_l(wstr ptr) MSVCRT__wtof_l