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steam_helper: Get rid of std::string usages.

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CW-Bug-Id: #24510
This commit is contained in:
Rémi Bernon 2024-11-21 16:35:44 +01:00 committed by Arkadiusz Hiler
parent 244b6a9b15
commit 650a04b1ef
1 changed files with 75 additions and 101 deletions
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172
steam_helper/steam.cpp
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@ -50,7 +50,6 @@
#include <limits.h>
#define _USE_GNU
#include <dlfcn.h>
#include <string>
#pragma push_macro("_WIN32")
#pragma push_macro("__cdecl")
@ -251,60 +250,71 @@ static void setup_proton_voice_files(void)
setenv("PROTON_VOICE_FILES", path, 1);
}
static bool write_string_to_file(const WCHAR *filename, const std::string &contents)
static void write_file( const WCHAR *filename, const char *data, size_t len )
{
HANDLE ofile = CreateFileW(filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, NULL);
if(ofile == INVALID_HANDLE_VALUE)
return false;
DWORD written;
HANDLE file;
if(!WriteFile(ofile, contents.data(), (DWORD)contents.length(), &written, NULL))
file = CreateFileW( filename, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
if (file == INVALID_HANDLE_VALUE) ERR( "Could not open %s.\n", debugstr_w(filename) );
else
{
CloseHandle(ofile);
return false;
if (!WriteFile( file, data, len, &written, NULL )) ERR( "Could not write to %s.\n", debugstr_w(filename) );
CloseHandle( file );
}
}
CloseHandle(ofile);
static char *escape_path_unix_to_dos( const char *path )
{
WCHAR *dos, *tmp = NULL, *src, *dst;
char *escaped = NULL;
UINT len;
return true;
if (!(dos = wine_get_dos_file_name( path )) || !(len = lstrlenW( dos ))) goto done;
if (!(tmp = (WCHAR *)heap_alloc( (len * 2 + 1) * sizeof(*tmp) ))) goto done;
for (src = dos, dst = tmp; *src; src++, dst++) if ((*dst = *src) == '\\') *++dst = '\\';
if (!(len = WideCharToMultiByte( CP_UTF8, 0, tmp, (dst - tmp), NULL, 0, NULL, NULL ))) goto done;
if ((escaped = (char *)heap_alloc( len ))) WideCharToMultiByte( CP_UTF8, 0, tmp, (dst - tmp), escaped, len, NULL, NULL );
done:
heap_free( dos );
heap_free( tmp );
return escaped;
}
static bool convert_path_to_win(std::string &s)
size_t strappend( char **buf, size_t *len, size_t pos, const char *fmt, ... )
{
WCHAR *path = wine_get_dos_file_name(s.c_str());
if(!path)
return false;
size_t size;
va_list ap;
char *ptr;
int n;
DWORD sz = WideCharToMultiByte(CP_UTF8, 0, path, -1, NULL, 0, NULL, NULL);
if(!sz)
if (*buf)
{
HeapFree(GetProcessHeap(), 0, path);
return false;
size = *len;
ptr = *buf;
}
else
{
size = 100;
ptr = (char *)malloc( size );
}
char *pathUTF8 = (char *)HeapAlloc(GetProcessHeap(), 0, sz);
if(!pathUTF8)
for (;;)
{
HeapFree(GetProcessHeap(), 0, path);
return false;
va_start( ap, fmt );
n = vsnprintf( ptr + pos, size - pos, fmt, ap );
va_end( ap );
if (n == -1) size *= 2;
else if (pos + (size_t)n >= size) size = pos + n + 1;
else break;
ptr = (char *)realloc( ptr, size );
}
sz = WideCharToMultiByte(CP_UTF8, 0, path, -1, pathUTF8, sz, NULL, NULL);
if(!sz)
{
HeapFree(GetProcessHeap(), 0, pathUTF8);
HeapFree(GetProcessHeap(), 0, path);
return false;
}
s = pathUTF8;
HeapFree(GetProcessHeap(), 0, pathUTF8);
HeapFree(GetProcessHeap(), 0, path);
return true;
*len = size;
*buf = ptr;
return n;
}
static void setup_vr_registry(void)
@ -791,9 +801,9 @@ static void setup_steam_files(void)
const char *steam_install_path = getenv("STEAM_COMPAT_CLIENT_INSTALL_PATH");
const char *steam_library_paths = getenv("STEAM_COMPAT_LIBRARY_PATHS");
const char *start, *end, *next;
unsigned int i, index = 0;
std::string contents;
char idx_str[10];
size_t len = 0, pos = 0;
char *buf = NULL, *str;
unsigned int index = 0;
if (!CreateDirectoryW(config_pathW, NULL) && GetLastError() != ERROR_ALREADY_EXISTS)
{
@ -807,85 +817,49 @@ static void setup_steam_files(void)
return;
}
contents += "\"LibraryFolders\"\n{\n";
WINE_TRACE("steam_install_path %s.\n", wine_dbgstr_a(steam_install_path));
pos += strappend( &buf, &len, pos, "\"LibraryFolders\"\n{\n" );
TRACE( "steam_install_path %s.\n", debugstr_a(steam_install_path) );
if (steam_install_path)
{
std::string s = steam_install_path;
if (convert_path_to_win(s))
{
sprintf(idx_str, "%u", index);
++index;
for (i = 0; i < s.length(); ++i)
{
if (s[i] == '\\')
{
s.insert(i, 1, '\\');
++i;
}
}
contents += std::string("\t\"") + idx_str + "\"\n\t{\n\t\t\"path\"\t\t\"" + s + "\"\n\t}\n";
}
if (!(str = escape_path_unix_to_dos( steam_install_path )))
ERR( "Could not convert %s to win path.\n", debugstr_a(steam_install_path) );
else
{
WINE_ERR("Could not convert %s to win path.\n", wine_dbgstr_a(s.c_str()));
pos += strappend( &buf, &len, pos, "\t\"%u\"\n\t{\n\t\t\"path\"\t\t\"%s\"\n\t}\n", index, str );
heap_free( str );
}
}
WINE_TRACE("steam_library_paths %s.\n", wine_dbgstr_a(steam_library_paths));
TRACE( "steam_library_paths %s.\n", debugstr_a(steam_library_paths) );
start = steam_library_paths;
while (start && *start)
{
std::string s;
char *path;
if (!(next = strchr(start, ':')))
next = start + strlen(start);
if (!(next = strchr( start, ':' ))) next = start + strlen( start );
end = next;
if (end != start && end[-1] == '/')
--end;
if (end != start && end[-1] == '/') --end;
while (end != start && end[-1] != '/') --end;
while (end != start && end[-1] != '/' )
--end;
if (end != start)
--end;
s.append(start, end - start);
if (convert_path_to_win(s))
{
sprintf(idx_str, "%u", index);
++index;
for (i = 0; i < s.length(); ++i)
{
if (s[i] == '\\')
{
s.insert(i, 1, '\\');
++i;
}
}
contents += std::string("\t\"") + idx_str + "\"\n\t{\n\t\t\"path\"\t\t\"" + s + "\"\n\t}\n";
}
path = (char *)heap_alloc( end - start + 1 );
lstrcpynA( path, start, end - start );
if (!(str = escape_path_unix_to_dos( path )))
ERR( "Could not convert %s to win path.\n", debugstr_a(path) );
else
{
WINE_ERR("Could not convert %s to win path.\n", wine_dbgstr_a(s.c_str()));
pos += strappend( &buf, &len, pos, "\t\"%u\"\n\t{\n\t\t\"path\"\t\t\"%s\"\n\t}\n", index, str );
heap_free( str );
}
if (*next == ':')
++next;
heap_free( path );
if (*next == ':') ++next;
start = next;
}
contents += "}\n";
if (!write_string_to_file(libraryfolders_nameW, contents))
WINE_ERR("Could not write %s.\n", wine_dbgstr_w(libraryfolders_nameW));
pos += strappend( &buf, &len, pos, "}\n" );
write_file( libraryfolders_nameW, buf, len );
}
#ifndef DIRECTORY_QUERY