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Duplicated wsprintf implementation in shlwapi.

This commit is contained in:
Alexandre Julliard 2002-06-04 23:11:09 +00:00
parent a5589d5662
commit df6fa30288
7 changed files with 516 additions and 47 deletions
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3
dlls/shlwapi/Makefile.in
View File

@ -17,7 +17,8 @@ C_SRCS = \
regstream.c \
shlwapi_main.c \
string.c \
url.c
url.c \
wsprintf.c
EXTRASUBDIRS = tests

4
dlls/shlwapi/shlwapi.spec
View File

@ -680,8 +680,8 @@ init SHLWAPI_LibMain
@ stdcall UrlUnescapeW(wstr ptr ptr long) UrlUnescapeW
@ varargs wnsprintfA(ptr long str) wnsprintfA
@ varargs wnsprintfW(ptr long wstr) wnsprintfW
@ forward wvnsprintfA user32.wvsnprintfA
@ forward wvnsprintfW user32.wvsnprintfW
@ stdcall wvnsprintfA(ptr long str ptr) wvnsprintfA
@ stdcall wvnsprintfW(ptr long wstr ptr) wvnsprintfW
# exported in later versions

28
dlls/shlwapi/string.c
View File

@ -634,31 +634,3 @@ BOOL WINAPI StrTrimA(LPSTR pszSource, LPCSTR pszTrimChars)
TRACE("<- '%s'\n", pszSource);
return trimmed;
}
/*************************************************************************
* wnsprintfA [SHLWAPI.@]
*/
int WINAPIV wnsprintfA(LPSTR lpOut, int cchLimitIn, LPCSTR lpFmt, ...)
{
va_list valist;
INT res;
va_start( valist, lpFmt );
res = wvsnprintfA( lpOut, cchLimitIn, lpFmt, valist );
va_end( valist );
return res;
}
/*************************************************************************
* wnsprintfW [SHLWAPI.@]
*/
int WINAPIV wnsprintfW(LPWSTR lpOut, int cchLimitIn, LPCWSTR lpFmt, ...)
{
va_list valist;
INT res;
va_start( valist, lpFmt );
res = wvsnprintfW( lpOut, cchLimitIn, lpFmt, valist );
va_end( valist );
return res;
}

504
dlls/shlwapi/wsprintf.c Normal file
View File

@ -0,0 +1,504 @@
/*
* wsprintf functions
*
* Copyright 1996 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* NOTE:
* This code is duplicated in user32. If you change something here make sure
* to change it in user32 too.
*/
#include <stdarg.h>
#include <string.h>
#include <stdio.h>
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(string);
#define WPRINTF_LEFTALIGN 0x0001 /* Align output on the left ('-' prefix) */
#define WPRINTF_PREFIX_HEX 0x0002 /* Prefix hex with 0x ('#' prefix) */
#define WPRINTF_ZEROPAD 0x0004 /* Pad with zeros ('0' prefix) */
#define WPRINTF_LONG 0x0008 /* Long arg ('l' prefix) */
#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) */
typedef enum
{
WPR_UNKNOWN,
WPR_CHAR,
WPR_WCHAR,
WPR_STRING,
WPR_WSTRING,
WPR_SIGNED,
WPR_UNSIGNED,
WPR_HEXA
} WPRINTF_TYPE;
typedef struct
{
UINT flags;
UINT width;
UINT precision;
WPRINTF_TYPE type;
} WPRINTF_FORMAT;
typedef union {
WCHAR wchar_view;
CHAR char_view;
LPCSTR lpcstr_view;
LPCWSTR lpcwstr_view;
INT int_view;
} WPRINTF_DATA;
static const CHAR null_stringA[] = "(null)";
static const WCHAR null_stringW[] = { '(', 'n', 'u', 'l', 'l', ')', 0 };
/***********************************************************************
* WPRINTF_ParseFormatA
*
* Parse a format specification. A format specification has the form:
*
* [-][#][0][width][.precision]type
*
* Return value is the length of the format specification in characters.
*/
static INT WPRINTF_ParseFormatA( LPCSTR format, WPRINTF_FORMAT *res )
{
LPCSTR p = format;
res->flags = 0;
res->width = 0;
res->precision = 0;
if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
while ((*p >= '0') && (*p <= '9')) /* width field */
{
res->width = res->width * 10 + *p - '0';
p++;
}
if (*p == '.') /* precision field */
{
p++;
while ((*p >= '0') && (*p <= '9'))
{
res->precision = res->precision * 10 + *p - '0';
p++;
}
}
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(*p)
{
case 'c':
res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR;
break;
case 'C':
res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
break;
case 'd':
case 'i':
res->type = WPR_SIGNED;
break;
case 's':
res->type = (res->flags & (WPRINTF_LONG |WPRINTF_WIDE)) ? WPR_WSTRING : WPR_STRING;
break;
case 'S':
res->type = (res->flags & (WPRINTF_SHORT|WPRINTF_WIDE)) ? WPR_STRING : WPR_WSTRING;
break;
case 'u':
res->type = WPR_UNSIGNED;
break;
case 'X':
res->flags |= WPRINTF_UPPER_HEX;
/* fall through */
case 'x':
res->type = WPR_HEXA;
break;
default: /* unknown format char */
res->type = WPR_UNKNOWN;
p--; /* print format as normal char */
break;
}
return (INT)(p - format) + 1;
}
/***********************************************************************
* WPRINTF_ParseFormatW
*
* Parse a format specification. A format specification has the form:
*
* [-][#][0][width][.precision]type
*
* Return value is the length of the format specification in characters.
*/
static INT WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res )
{
LPCWSTR p = format;
res->flags = 0;
res->width = 0;
res->precision = 0;
if (*p == '-') { res->flags |= WPRINTF_LEFTALIGN; p++; }
if (*p == '#') { res->flags |= WPRINTF_PREFIX_HEX; p++; }
if (*p == '0') { res->flags |= WPRINTF_ZEROPAD; p++; }
while ((*p >= '0') && (*p <= '9')) /* width field */
{
res->width = res->width * 10 + *p - '0';
p++;
}
if (*p == '.') /* precision field */
{
p++;
while ((*p >= '0') && (*p <= '9'))
{
res->precision = res->precision * 10 + *p - '0';
p++;
}
}
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)
{
case 'c':
res->type = (res->flags & WPRINTF_SHORT) ? WPR_CHAR : WPR_WCHAR;
break;
case 'C':
res->type = (res->flags & WPRINTF_LONG) ? WPR_WCHAR : WPR_CHAR;
break;
case 'd':
case 'i':
res->type = WPR_SIGNED;
break;
case 's':
res->type = ((res->flags & WPRINTF_SHORT) && !(res->flags & WPRINTF_WIDE)) ? WPR_STRING : WPR_WSTRING;
break;
case 'S':
res->type = (res->flags & (WPRINTF_LONG|WPRINTF_WIDE)) ? WPR_WSTRING : WPR_STRING;
break;
case 'u':
res->type = WPR_UNSIGNED;
break;
case 'X':
res->flags |= WPRINTF_UPPER_HEX;
/* fall through */
case 'x':
res->type = WPR_HEXA;
break;
default:
res->type = WPR_UNKNOWN;
p--; /* print format as normal char */
break;
}
return (INT)(p - format) + 1;
}
/***********************************************************************
* WPRINTF_GetLen
*/
static UINT WPRINTF_GetLen( WPRINTF_FORMAT *format, WPRINTF_DATA *arg,
LPSTR number, UINT maxlen )
{
UINT len;
if (format->flags & WPRINTF_LEFTALIGN) format->flags &= ~WPRINTF_ZEROPAD;
if (format->width > maxlen) format->width = maxlen;
switch(format->type)
{
case WPR_CHAR:
case WPR_WCHAR:
return (format->precision = 1);
case WPR_STRING:
if (!arg->lpcstr_view) arg->lpcstr_view = null_stringA;
for (len = 0; !format->precision || (len < format->precision); len++)
if (!*(arg->lpcstr_view + len)) break;
if (len > maxlen) len = maxlen;
return (format->precision = len);
case WPR_WSTRING:
if (!arg->lpcwstr_view) arg->lpcwstr_view = null_stringW;
for (len = 0; !format->precision || (len < format->precision); len++)
if (!*(arg->lpcwstr_view + len)) break;
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);
break;
default:
return 0;
}
if (len > maxlen) len = maxlen;
if (format->precision < len) format->precision = len;
if (format->precision > maxlen) format->precision = maxlen;
if ((format->flags & WPRINTF_ZEROPAD) && (format->width > format->precision))
format->precision = format->width;
if (format->flags & WPRINTF_PREFIX_HEX) len += 2;
return len;
}
/***********************************************************************
* wvnsprintfA (SHLWAPI.@)
*/
INT WINAPI wvnsprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec, va_list args )
{
WPRINTF_FORMAT format;
LPSTR p = buffer;
UINT i, len, sign;
CHAR number[20];
WPRINTF_DATA argData;
TRACE("%p %u %s\n", buffer, maxlen, debugstr_a(spec));
while (*spec && (maxlen > 1))
{
if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
spec++;
if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
spec += WPRINTF_ParseFormatA( spec, &format );
switch(format.type)
{
case WPR_WCHAR:
argData.wchar_view = (WCHAR)va_arg( args, int );
break;
case WPR_CHAR:
argData.char_view = (CHAR)va_arg( args, int );
break;
case WPR_STRING:
argData.lpcstr_view = va_arg( args, LPCSTR );
break;
case WPR_WSTRING:
argData.lpcwstr_view = va_arg( args, LPCWSTR );
break;
case WPR_HEXA:
case WPR_SIGNED:
case WPR_UNSIGNED:
argData.int_view = va_arg( args, INT );
break;
default:
argData.wchar_view = 0;
break;
}
len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 );
sign = 0;
if (!(format.flags & WPRINTF_LEFTALIGN))
for (i = format.precision; i < format.width; i++, maxlen--)
*p++ = ' ';
switch(format.type)
{
case WPR_WCHAR:
*p++ = argData.wchar_view;
break;
case WPR_CHAR:
*p++ = argData.char_view;
break;
case WPR_STRING:
memcpy( p, argData.lpcstr_view, len );
p += len;
break;
case WPR_WSTRING:
{
LPCWSTR ptr = argData.lpcwstr_view;
for (i = 0; i < len; i++) *p++ = (CHAR)*ptr++;
}
break;
case WPR_HEXA:
if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
{
*p++ = '0';
*p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
maxlen -= 2;
len -= 2;
}
/* fall through */
case WPR_SIGNED:
/* Transfer the sign now, just in case it will be zero-padded*/
if (number[0] == '-')
{
*p++ = '-';
sign = 1;
}
/* fall through */
case WPR_UNSIGNED:
for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
memcpy( p, number + sign, len - sign );
p += len - sign;
break;
case WPR_UNKNOWN:
continue;
}
if (format.flags & WPRINTF_LEFTALIGN)
for (i = format.precision; i < format.width; i++, maxlen--)
*p++ = ' ';
maxlen -= len;
}
*p = 0;
TRACE("%s\n",debugstr_a(buffer));
return (maxlen > 1) ? (INT)(p - buffer) : -1;
}
/***********************************************************************
* wvnsprintfW (SHLWAPI.@)
*/
INT WINAPI wvnsprintfW( LPWSTR buffer, UINT maxlen, LPCWSTR spec, va_list args )
{
WPRINTF_FORMAT format;
LPWSTR p = buffer;
UINT i, len, sign;
CHAR number[20];
WPRINTF_DATA argData;
TRACE("%p %u %s\n", buffer, maxlen, debugstr_w(spec));
while (*spec && (maxlen > 1))
{
if (*spec != '%') { *p++ = *spec++; maxlen--; continue; }
spec++;
if (*spec == '%') { *p++ = *spec++; maxlen--; continue; }
spec += WPRINTF_ParseFormatW( spec, &format );
switch(format.type)
{
case WPR_WCHAR:
argData.wchar_view = (WCHAR)va_arg( args, int );
break;
case WPR_CHAR:
argData.char_view = (CHAR)va_arg( args, int );
break;
case WPR_STRING:
argData.lpcstr_view = va_arg( args, LPCSTR );
break;
case WPR_WSTRING:
argData.lpcwstr_view = va_arg( args, LPCWSTR );
break;
case WPR_HEXA:
case WPR_SIGNED:
case WPR_UNSIGNED:
argData.int_view = va_arg( args, INT );
break;
default:
argData.wchar_view = 0;
break;
}
len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 );
sign = 0;
if (!(format.flags & WPRINTF_LEFTALIGN))
for (i = format.precision; i < format.width; i++, maxlen--)
*p++ = ' ';
switch(format.type)
{
case WPR_WCHAR:
*p++ = argData.wchar_view;
break;
case WPR_CHAR:
*p++ = argData.char_view;
break;
case WPR_STRING:
{
LPCSTR ptr = argData.lpcstr_view;
for (i = 0; i < len; i++) *p++ = (WCHAR)*ptr++;
}
break;
case WPR_WSTRING:
if (len) memcpy( p, argData.lpcwstr_view, len * sizeof(WCHAR) );
p += len;
break;
case WPR_HEXA:
if ((format.flags & WPRINTF_PREFIX_HEX) && (maxlen > 3))
{
*p++ = '0';
*p++ = (format.flags & WPRINTF_UPPER_HEX) ? 'X' : 'x';
maxlen -= 2;
len -= 2;
}
/* fall through */
case WPR_SIGNED:
/* Transfer the sign now, just in case it will be zero-padded*/
if (number[0] == '-')
{
*p++ = '-';
sign = 1;
}
/* fall through */
case WPR_UNSIGNED:
for (i = len; i < format.precision; i++, maxlen--) *p++ = '0';
for (i = sign; i < len; i++) *p++ = (WCHAR)number[i];
break;
case WPR_UNKNOWN:
continue;
}
if (format.flags & WPRINTF_LEFTALIGN)
for (i = format.precision; i < format.width; i++, maxlen--)
*p++ = ' ';
maxlen -= len;
}
*p = 0;
TRACE("%s\n",debugstr_w(buffer));
return (maxlen > 1) ? (INT)(p - buffer) : -1;
}
/*************************************************************************
* wnsprintfA (SHLWAPI.@)
*/
int WINAPIV wnsprintfA(LPSTR lpOut, int cchLimitIn, LPCSTR lpFmt, ...)
{
va_list valist;
INT res;
va_start( valist, lpFmt );
res = wvnsprintfA( lpOut, cchLimitIn, lpFmt, valist );
va_end( valist );
return res;
}
/*************************************************************************
* wnsprintfW (SHLWAPI.@)
*/
int WINAPIV wnsprintfW(LPWSTR lpOut, int cchLimitIn, LPCWSTR lpFmt, ...)
{
va_list valist;
INT res;
va_start( valist, lpFmt );
res = wvnsprintfW( lpOut, cchLimitIn, lpFmt, valist );
va_end( valist );
return res;
}

6
dlls/user/user32.spec
View File

@ -671,9 +671,3 @@ init UserClientDllInitialize
@ stdcall SendDriverMessage16(long long long long) SendDriverMessage16
@ stdcall SetWindowsHookEx16(long long long long) SetWindowsHookEx16
@ stdcall UserYield16() UserYield16
################################################################
# Wine extensions: extra useful functions not exported under Windows
#
@ stdcall wvsnprintfA(ptr long str ptr) wvsnprintfA
@ stdcall wvsnprintfW(ptr long wstr ptr) wvsnprintfW

12
dlls/user/wsprintf.c
View File

@ -16,6 +16,10 @@
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* NOTE:
* This code is duplicated in shlwapi. If you change something here make sure
* to change it in shlwapi too.
*/
#include <stdarg.h>
@ -373,9 +377,9 @@ static INT16 wvsnprintf16( LPSTR buffer, UINT16 maxlen, LPCSTR spec,
/***********************************************************************
* wvsnprintfA (USER32.@) (Not a Windows API, but we export it from USER32 anyway)
* wvsnprintfA (internal)
*/
INT WINAPI wvsnprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec, va_list args )
static INT wvsnprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec, va_list args )
{
WPRINTF_FORMAT format;
LPSTR p = buffer;
@ -476,9 +480,9 @@ INT WINAPI wvsnprintfA( LPSTR buffer, UINT maxlen, LPCSTR spec, va_list args )
/***********************************************************************
* wvsnprintfW (USER32.@) (Not a Windows API, but we export it from USER32 anyway)
* wvsnprintfW (internal)
*/
INT WINAPI wvsnprintfW( LPWSTR buffer, UINT maxlen, LPCWSTR spec, va_list args )
static INT wvsnprintfW( LPWSTR buffer, UINT maxlen, LPCWSTR spec, va_list args )
{
WPRINTF_FORMAT format;
LPWSTR p = buffer;

6
include/winuser.h
View File

@ -4241,12 +4241,6 @@ WORD WINAPI SYSTEM_KillSystemTimer( WORD );
HRESULT WINAPI PrivateExtractIconsA(LPCSTR,INT,DWORD,DWORD,HICON*,DWORD,UINT,DWORD);
HRESULT WINAPI PrivateExtractIconsW(LPCWSTR,INT,DWORD,DWORD,HICON*,DWORD,UINT,DWORD);
/* Extra functions that don't exist in the Windows API */
INT WINAPI wvsnprintfA(LPSTR,UINT,LPCSTR,va_list);
INT WINAPI wvsnprintfW(LPWSTR,UINT,LPCWSTR,va_list);
#define wvsnprintf WINELIB_NAME_AW(wvsnprintf)
#ifdef __cplusplus
}
#endif