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kernel32: Unify the format_message ANSI and Unicode helpers.

This commit is contained in:
Andrew Nguyen 2010-04-18 09:10:08 -05:00 committed by Alexandre Julliard
parent 4c657b870f
commit 43436f64d8
1 changed files with 6 additions and 114 deletions
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120
dlls/kernel32/format_msg.c
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@ -260,118 +260,10 @@ static LPCWSTR format_insert( BOOL unicode_caller, int insert, LPCWSTR format,
}
/**********************************************************************
* format_messageA (internal)
* format_message (internal)
*/
static LPWSTR format_messageA( DWORD dwFlags, LPCWSTR fmtstr, struct format_args *format_args )
{
LPWSTR target,t;
DWORD talloced;
LPCWSTR f;
DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
BOOL eos = FALSE;
WCHAR ch;
target = t = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100 * sizeof(WCHAR));
talloced = 100;
#define ADD_TO_T(c) do { \
*t++=c;\
if ((DWORD)(t-target) == talloced) {\
target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2*sizeof(WCHAR));\
t = target+talloced;\
talloced*=2;\
}\
} while (0)
f = fmtstr;
if (dwFlags & FORMAT_MESSAGE_IGNORE_INSERTS) {
while (*f && !eos)
ADD_TO_T(*f++);
}
else {
while (*f && !eos) {
if (*f=='%') {
int insertnr;
WCHAR *str,*x;
f++;
if (!*f) {
ADD_TO_T('%');
continue;
}
switch (*f) {
case '1':case '2':case '3':case '4':case '5':
case '6':case '7':case '8':case '9':
insertnr = *f-'0';
switch (f[1]) {
case '0':case '1':case '2':case '3':
case '4':case '5':case '6':case '7':
case '8':case '9':
f++;
insertnr = insertnr*10 + *f-'0';
f++;
break;
default:
f++;
break;
}
f = format_insert( FALSE, insertnr, f, dwFlags, format_args, &str );
for (x = str; *x; x++) ADD_TO_T(*x);
HeapFree( GetProcessHeap(), 0, str );
break;
case 'n':
ADD_TO_T('\r');
ADD_TO_T('\n');
f++;
break;
case '0':
eos = TRUE;
f++;
break;
default:
ADD_TO_T(*f++);
break;
}
} else {
ch = *f;
f++;
if (ch == '\r') {
if (*f == '\n')
f++;
if(width)
ADD_TO_T(' ');
else
{
ADD_TO_T('\r');
ADD_TO_T('\n');
}
} else {
if (ch == '\n')
{
if(width)
ADD_TO_T(' ');
else
{
ADD_TO_T('\r');
ADD_TO_T('\n');
}
}
else
ADD_TO_T(ch);
}
}
}
}
*t = '\0';
return target;
}
#undef ADD_TO_T
/**********************************************************************
* format_messageW (internal)
*/
static LPWSTR format_messageW( DWORD dwFlags, LPCWSTR fmtstr, struct format_args *format_args )
static LPWSTR format_message( BOOL unicode_caller, DWORD dwFlags, LPCWSTR fmtstr,
struct format_args *format_args )
{
LPWSTR target,t;
DWORD talloced;
@ -425,7 +317,7 @@ static LPWSTR format_messageW( DWORD dwFlags, LPCWSTR fmtstr, struct format_args
f++;
break;
}
f = format_insert( TRUE, insertnr, f, dwFlags, format_args, &str );
f = format_insert( unicode_caller, insertnr, f, dwFlags, format_args, &str );
for (x = str; *x; x++) ADD_TO_T(*x);
HeapFree( GetProcessHeap(), 0, str );
break;
@ -540,7 +432,7 @@ DWORD WINAPI FormatMessageA(
if (!from) return 0;
}
target = format_messageA( dwFlags, from, &format_args );
target = format_message( FALSE, dwFlags, from, &format_args );
TRACE("-- %s\n", debugstr_w(target));
destlength = WideCharToMultiByte(CP_ACP, 0, target, -1, NULL, 0, NULL, NULL);
@ -630,7 +522,7 @@ DWORD WINAPI FormatMessageW(
if (!from) return 0;
}
target = format_messageW( dwFlags, from, &format_args );
target = format_message( TRUE, dwFlags, from, &format_args );
talloced = strlenW(target)+1;
TRACE("-- %s\n",debugstr_w(target));