Alexandre Julliard : shlwapi: Add support for 64-bit formats in wsprintf.
Alexandre Julliard
julliard at winehq.org
Mon Jul 25 11:43:13 CDT 2011
Module: wine
Branch: master
Commit: 2bf9c26df630525024e6b3ed0c1ce73f52b80cce
URL: http://source.winehq.org/git/wine.git/?a=commit;h=2bf9c26df630525024e6b3ed0c1ce73f52b80cce
Author: Alexandre Julliard <julliard at winehq.org>
Date: Mon Jul 25 13:38:04 2011 +0200
shlwapi: Add support for 64-bit formats in wsprintf.
---
dlls/shlwapi/wsprintf.c | 72 +++++++++++++++++++++++++++++++++++++----------
1 files changed, 57 insertions(+), 15 deletions(-)
diff --git a/dlls/shlwapi/wsprintf.c b/dlls/shlwapi/wsprintf.c
index 26bca5d..1093393 100644
--- a/dlls/shlwapi/wsprintf.c
+++ b/dlls/shlwapi/wsprintf.c
@@ -43,6 +43,8 @@ WINE_DEFAULT_DEBUG_CHANNEL(string);
#define WPRINTF_SHORT 0x0010 /* Short arg ('h' prefix) */
#define WPRINTF_UPPER_HEX 0x0020 /* Upper-case hex ('X' specifier) */
#define WPRINTF_WIDE 0x0040 /* Wide arg ('w' prefix) */
+#define WPRINTF_INTPTR 0x0080 /* Pointer-size arg ('I' prefix) */
+#define WPRINTF_I64 0x0100 /* 64-bit arg ('I64' prefix) */
typedef enum
{
@@ -65,11 +67,11 @@ typedef struct
} WPRINTF_FORMAT;
typedef union {
- WCHAR wchar_view;
- CHAR char_view;
- LPCSTR lpcstr_view;
- LPCWSTR lpcwstr_view;
- INT int_view;
+ WCHAR wchar_view;
+ CHAR char_view;
+ LPCSTR lpcstr_view;
+ LPCWSTR lpcwstr_view;
+ LONGLONG int_view;
} WPRINTF_DATA;
static const CHAR null_stringA[] = "(null)";
@@ -111,6 +113,12 @@ static INT WPRINTF_ParseFormatA( LPCSTR format, WPRINTF_FORMAT *res )
if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; }
+ else if (*p == 'I')
+ {
+ if (p[1] == '6' && p[2] == '4') { res->flags |= WPRINTF_I64; p += 3; }
+ else if (p[1] == '3' && p[2] == '2') p += 3;
+ else { res->flags |= WPRINTF_INTPTR; p++; }
+ }
switch(*p)
{
case 'c':
@@ -132,6 +140,10 @@ static INT WPRINTF_ParseFormatA( LPCSTR format, WPRINTF_FORMAT *res )
case 'u':
res->type = WPR_UNSIGNED;
break;
+ case 'p':
+ res->width = 2 * sizeof(void *);
+ res->flags |= WPRINTF_ZEROPAD | WPRINTF_INTPTR;
+ /* fall through */
case 'X':
res->flags |= WPRINTF_UPPER_HEX;
/* fall through */
@@ -183,7 +195,13 @@ static INT WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res )
if (*p == 'l') { res->flags |= WPRINTF_LONG; p++; }
else if (*p == 'h') { res->flags |= WPRINTF_SHORT; p++; }
else if (*p == 'w') { res->flags |= WPRINTF_WIDE; p++; }
- switch((CHAR)*p)
+ else if (*p == 'I')
+ {
+ if (p[1] == '6' && p[2] == '4') { res->flags |= WPRINTF_I64; p += 3; }
+ else if (p[1] == '3' && p[2] == '2') p += 3;
+ else { res->flags |= WPRINTF_INTPTR; p++; }
+ }
+ switch(*p)
{
case 'c':
res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
@@ -204,6 +222,10 @@ static INT WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res )
case 'u':
res->type = WPR_UNSIGNED;
break;
+ case 'p':
+ res->width = 2 * sizeof(void *);
+ res->flags |= WPRINTF_ZEROPAD | WPRINTF_INTPTR;
+ /* fall through */
case 'X':
res->flags |= WPRINTF_UPPER_HEX;
/* fall through */
@@ -247,16 +269,32 @@ static UINT WPRINTF_GetLen( WPRINTF_FORMAT *format, WPRINTF_DATA *arg,
if (len > maxlen) len = maxlen;
return (format->precision = len);
case WPR_SIGNED:
- len = sprintf( number, "%d", arg->int_view );
- break;
case WPR_UNSIGNED:
- len = sprintf( number, "%u", (UINT)arg->int_view );
- break;
case WPR_HEXA:
- len = sprintf( number,
- (format->flags & WPRINTF_UPPER_HEX) ? "%X" : "%x",
- (UINT)arg->int_view);
+ {
+ const char *digits = (format->flags & WPRINTF_UPPER_HEX) ? "0123456789ABCDEF" : "0123456789abcdef";
+ ULONGLONG num = arg->int_view;
+ int base = format->type == WPR_HEXA ? 16 : 10;
+ char buffer[20], *p = buffer, *dst = number;
+
+ if (format->type == WPR_SIGNED && arg->int_view < 0)
+ {
+ *dst++ = '-';
+ num = -arg->int_view;
+ }
+ if (format->flags & WPRINTF_INTPTR) num = (UINT_PTR)num;
+ else if (!(format->flags & WPRINTF_I64)) num = (UINT)num;
+
+ do
+ {
+ *p++ = digits[num % base];
+ num /= base;
+ } while (num);
+ while (p > buffer) *dst++ = *(--p);
+ *dst = 0;
+ len = dst - number;
break;
+ }
default:
return 0;
}
@@ -318,7 +356,9 @@ INT WINAPI wvnsprintfA( LPSTR buffer, INT maxlen, LPCSTR spec, __ms_va_list args
case WPR_HEXA:
case WPR_SIGNED:
case WPR_UNSIGNED:
- argData.int_view = va_arg( args, INT );
+ if (format.flags & WPRINTF_INTPTR) argData.int_view = va_arg(args, INT_PTR);
+ else if (format.flags & WPRINTF_I64) argData.int_view = va_arg(args, LONGLONG);
+ else argData.int_view = va_arg(args, INT);
break;
default:
argData.wchar_view = 0;
@@ -423,7 +463,9 @@ INT WINAPI wvnsprintfW( LPWSTR buffer, INT maxlen, LPCWSTR spec, __ms_va_list ar
case WPR_HEXA:
case WPR_SIGNED:
case WPR_UNSIGNED:
- argData.int_view = va_arg( args, INT );
+ if (format.flags & WPRINTF_INTPTR) argData.int_view = va_arg(args, INT_PTR);
+ else if (format.flags & WPRINTF_I64) argData.int_view = va_arg(args, LONGLONG);
+ else argData.int_view = va_arg(args, INT);
break;
default:
argData.wchar_view = 0;
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