Sweden-Number/dlls/ntdll/unix/env.c

1467 lines
43 KiB
C

/*
* Ntdll environment functions
*
* Copyright 1996, 1998 Alexandre Julliard
* Copyright 2003 Eric Pouech
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include <assert.h>
#include <errno.h>
#include <locale.h>
#include <langinfo.h>
#include <fcntl.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_SYS_PRCTL_H
# include <sys/prctl.h>
#endif
#ifdef HAVE_PWD_H
# include <pwd.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef __APPLE__
# include <CoreFoundation/CFLocale.h>
# include <CoreFoundation/CFString.h>
#endif
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winternl.h"
#include "winbase.h"
#include "winnls.h"
#include "wine/condrv.h"
#include "wine/debug.h"
#include "unix_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(environ);
USHORT *uctable = NULL, *lctable = NULL;
SIZE_T startup_info_size = 0;
int main_argc = 0;
char **main_argv = NULL;
char **main_envp = NULL;
WCHAR **main_wargv = NULL;
static LCID user_lcid, system_lcid;
static LANGID user_ui_language, system_ui_language;
static char system_locale[LOCALE_NAME_MAX_LENGTH];
static char user_locale[LOCALE_NAME_MAX_LENGTH];
static struct
{
USHORT *data;
USHORT *dbcs;
USHORT *mbtable;
void *wctable;
} unix_cp;
enum nls_section_type
{
NLS_SECTION_SORTKEYS = 9,
NLS_SECTION_CASEMAP = 10,
NLS_SECTION_CODEPAGE = 11,
NLS_SECTION_NORMALIZE = 12
};
static char *get_nls_file_path( ULONG type, ULONG id )
{
const char *dir = build_dir ? build_dir : data_dir;
const char *name = NULL;
char *path, tmp[16];
switch (type)
{
case NLS_SECTION_SORTKEYS: name = "sortdefault"; break;
case NLS_SECTION_CASEMAP: name = "l_intl"; break;
case NLS_SECTION_CODEPAGE: name = tmp; sprintf( tmp, "c_%03u", id ); break;
case NLS_SECTION_NORMALIZE:
switch (id)
{
case NormalizationC: name = "normnfc"; break;
case NormalizationD: name = "normnfd"; break;
case NormalizationKC: name = "normnfkc"; break;
case NormalizationKD: name = "normnfkd"; break;
case 13: name = "normidna"; break;
}
break;
}
if (!name) return NULL;
if (!(path = malloc( strlen(dir) + strlen(name) + 10 ))) return NULL;
sprintf( path, "%s/nls/%s.nls", dir, name );
return path;
}
static void *read_nls_file( ULONG type, ULONG id )
{
char *path = get_nls_file_path( type, id );
struct stat st;
void *data, *ret = NULL;
int fd;
if ((fd = open( path, O_RDONLY )) != -1)
{
fstat( fd, &st );
if ((data = malloc( st.st_size )) && st.st_size > 0x1000 &&
read( fd, data, st.st_size ) == st.st_size)
{
ret = data;
}
else
{
free( data );
data = NULL;
}
close( fd );
}
else ERR( "failed to load %u/%u\n", type, id );
free( path );
return ret;
}
static NTSTATUS open_nls_data_file( ULONG type, ULONG id, HANDLE *file )
{
static const WCHAR systemdirW[] = {'\\','?','?','\\','C',':','\\','w','i','n','d','o','w','s','\\',
's','y','s','t','e','m','3','2','\\',0};
static const WCHAR sortdirW[] = {'\\','?','?','\\','C',':','\\','w','i','n','d','o','w','s','\\',
'g','l','o','b','a','l','i','z','a','t','i','o','n','\\',
's','o','r','t','i','n','g','\\',0};
NTSTATUS status = STATUS_OBJECT_NAME_NOT_FOUND;
IO_STATUS_BLOCK io;
OBJECT_ATTRIBUTES attr = { sizeof(attr) };
UNICODE_STRING valueW;
WCHAR buffer[ARRAY_SIZE(sortdirW) + 16];
char *p, *path = get_nls_file_path( type, id );
if (!path) return STATUS_OBJECT_NAME_NOT_FOUND;
status = open_unix_file( file, path, GENERIC_READ, &attr, 0, FILE_SHARE_READ,
FILE_OPEN, FILE_SYNCHRONOUS_IO_ALERT, NULL, 0 );
if (status == STATUS_NO_SUCH_FILE)
{
/* try to open file in system dir */
ntdll_wcscpy( buffer, type == NLS_SECTION_SORTKEYS ? sortdirW : systemdirW );
p = strrchr( path, '/' ) + 1;
ascii_to_unicode( buffer + ntdll_wcslen(buffer), p, strlen(p) + 1 );
valueW.Buffer = buffer;
valueW.Length = ntdll_wcslen( buffer ) * sizeof(WCHAR);
valueW.MaximumLength = sizeof( buffer );
InitializeObjectAttributes( &attr, &valueW, 0, 0, NULL );
status = NtOpenFile( file, GENERIC_READ, &attr, &io, FILE_SHARE_READ, FILE_SYNCHRONOUS_IO_ALERT );
}
free( path );
return status;
}
static NTSTATUS get_nls_section_name( ULONG type, ULONG id, WCHAR name[32] )
{
char buffer[32];
switch (type)
{
case NLS_SECTION_SORTKEYS:
if (id) return STATUS_INVALID_PARAMETER_1;
strcpy( buffer, "\\NLS\\NlsSectionSORTDEFAULT" );
break;
case NLS_SECTION_CASEMAP:
if (id) return STATUS_UNSUCCESSFUL;
strcpy( buffer, "\\NLS\\NlsSectionLANG_INTL" );
break;
case NLS_SECTION_CODEPAGE:
sprintf( buffer, "\\NLS\\NlsSectionCP%03u", id);
break;
case NLS_SECTION_NORMALIZE:
sprintf( buffer, "\\NLS\\NlsSectionNORM%08x", id);
break;
default:
return STATUS_INVALID_PARAMETER_1;
}
ascii_to_unicode( name, buffer, strlen(buffer) + 1 );
return STATUS_SUCCESS;
}
static int get_utf16( const WCHAR *src, unsigned int srclen, unsigned int *ch )
{
if (IS_HIGH_SURROGATE( src[0] ))
{
if (srclen <= 1) return 0;
if (!IS_LOW_SURROGATE( src[1] )) return 0;
*ch = 0x10000 + ((src[0] & 0x3ff) << 10) + (src[1] & 0x3ff);
return 2;
}
if (IS_LOW_SURROGATE( src[0] )) return 0;
*ch = src[0];
return 1;
}
#ifdef __APPLE__
/* The Apple filesystem enforces NFD so we need the compose tables to put it back into NFC */
struct norm_table
{
WCHAR name[13]; /* 00 file name */
USHORT checksum[3]; /* 1a checksum? */
USHORT version[4]; /* 20 Unicode version */
USHORT form; /* 28 normalization form */
USHORT len_factor; /* 2a factor for length estimates */
USHORT unknown1; /* 2c */
USHORT decomp_size; /* 2e decomposition hash size */
USHORT comp_size; /* 30 composition hash size */
USHORT unknown2; /* 32 */
USHORT classes; /* 34 combining classes table offset */
USHORT props_level1; /* 36 char properties table level 1 offset */
USHORT props_level2; /* 38 char properties table level 2 offset */
USHORT decomp_hash; /* 3a decomposition hash table offset */
USHORT decomp_map; /* 3c decomposition character map table offset */
USHORT decomp_seq; /* 3e decomposition character sequences offset */
USHORT comp_hash; /* 40 composition hash table offset */
USHORT comp_seq; /* 42 composition character sequences offset */
/* BYTE[] combining class values */
/* BYTE[0x2200] char properties index level 1 */
/* BYTE[] char properties index level 2 */
/* WORD[] decomposition hash table */
/* WORD[] decomposition character map */
/* WORD[] decomposition character sequences */
/* WORD[] composition hash table */
/* WORD[] composition character sequences */
};
static struct norm_table *nfc_table;
static void init_unix_codepage(void)
{
nfc_table = read_nls_file( NLS_SECTION_NORMALIZE, NormalizationC );
}
static void put_utf16( WCHAR *dst, unsigned int ch )
{
if (ch >= 0x10000)
{
ch -= 0x10000;
dst[0] = 0xd800 | (ch >> 10);
dst[1] = 0xdc00 | (ch & 0x3ff);
}
else dst[0] = ch;
}
static BYTE rol( BYTE val, BYTE count )
{
return (val << count) | (val >> (8 - count));
}
static BYTE get_char_props( const struct norm_table *info, unsigned int ch )
{
const BYTE *level1 = (const BYTE *)((const USHORT *)info + info->props_level1);
const BYTE *level2 = (const BYTE *)((const USHORT *)info + info->props_level2);
BYTE off = level1[ch / 128];
if (!off || off >= 0xfb) return rol( off, 5 );
return level2[(off - 1) * 128 + ch % 128];
}
static BYTE get_combining_class( const struct norm_table *info, unsigned int c )
{
const BYTE *classes = (const BYTE *)((const USHORT *)info + info->classes);
BYTE class = get_char_props( info, c ) & 0x3f;
if (class == 0x3f) return 0;
return classes[class];
}
#define HANGUL_SBASE 0xac00
#define HANGUL_LBASE 0x1100
#define HANGUL_VBASE 0x1161
#define HANGUL_TBASE 0x11a7
#define HANGUL_LCOUNT 19
#define HANGUL_VCOUNT 21
#define HANGUL_TCOUNT 28
#define HANGUL_NCOUNT (HANGUL_VCOUNT * HANGUL_TCOUNT)
#define HANGUL_SCOUNT (HANGUL_LCOUNT * HANGUL_NCOUNT)
static unsigned int compose_hangul( unsigned int ch1, unsigned int ch2 )
{
if (ch1 >= HANGUL_LBASE && ch1 < HANGUL_LBASE + HANGUL_LCOUNT)
{
int lindex = ch1 - HANGUL_LBASE;
int vindex = ch2 - HANGUL_VBASE;
if (vindex >= 0 && vindex < HANGUL_VCOUNT)
return HANGUL_SBASE + (lindex * HANGUL_VCOUNT + vindex) * HANGUL_TCOUNT;
}
if (ch1 >= HANGUL_SBASE && ch1 < HANGUL_SBASE + HANGUL_SCOUNT)
{
int sindex = ch1 - HANGUL_SBASE;
if (!(sindex % HANGUL_TCOUNT))
{
int tindex = ch2 - HANGUL_TBASE;
if (tindex > 0 && tindex < HANGUL_TCOUNT) return ch1 + tindex;
}
}
return 0;
}
static unsigned int compose_chars( const struct norm_table *info, unsigned int ch1, unsigned int ch2 )
{
const USHORT *table = (const USHORT *)info + info->comp_hash;
const WCHAR *chars = (const USHORT *)info + info->comp_seq;
unsigned int hash, start, end, i, len, ch[3];
hash = (ch1 + 95 * ch2) % info->comp_size;
start = table[hash];
end = table[hash + 1];
while (start < end)
{
for (i = 0; i < 3; i++, start += len) len = get_utf16( chars + start, end - start, ch + i );
if (ch[0] == ch1 && ch[1] == ch2) return ch[2];
}
return 0;
}
static unsigned int compose_string( const struct norm_table *info, WCHAR *str, unsigned int srclen )
{
unsigned int i, ch, comp, len, start_ch = 0, last_starter = srclen;
BYTE class, prev_class = 0;
for (i = 0; i < srclen; i += len)
{
if (!(len = get_utf16( str + i, srclen - i, &ch ))) return 0;
class = get_combining_class( info, ch );
if (last_starter == srclen || (prev_class && prev_class >= class) ||
(!(comp = compose_hangul( start_ch, ch )) &&
!(comp = compose_chars( info, start_ch, ch ))))
{
if (!class)
{
last_starter = i;
start_ch = ch;
}
prev_class = class;
}
else
{
int comp_len = 1 + (comp >= 0x10000);
int start_len = 1 + (start_ch >= 0x10000);
if (comp_len != start_len)
memmove( str + last_starter + comp_len, str + last_starter + start_len,
(i - (last_starter + start_len)) * sizeof(WCHAR) );
memmove( str + i + comp_len - start_len, str + i + len, (srclen - i - len) * sizeof(WCHAR) );
srclen += comp_len - start_len - len;
start_ch = comp;
i = last_starter;
len = comp_len;
prev_class = 0;
put_utf16( str + i, comp );
}
}
return srclen;
}
#elif defined(__ANDROID__) /* Android always uses UTF-8 */
static void init_unix_codepage(void) { }
#else /* __APPLE__ || __ANDROID__ */
/* charset to codepage map, sorted by name */
static const struct { const char *name; UINT cp; } charset_names[] =
{
{ "ANSIX341968", 20127 },
{ "BIG5", 950 },
{ "BIG5HKSCS", 950 },
{ "CP1250", 1250 },
{ "CP1251", 1251 },
{ "CP1252", 1252 },
{ "CP1253", 1253 },
{ "CP1254", 1254 },
{ "CP1255", 1255 },
{ "CP1256", 1256 },
{ "CP1257", 1257 },
{ "CP1258", 1258 },
{ "CP932", 932 },
{ "CP936", 936 },
{ "CP949", 949 },
{ "CP950", 950 },
{ "EUCJP", 20932 },
{ "EUCKR", 949 },
{ "GB18030", 936 /* 54936 */ },
{ "GB2312", 936 },
{ "GBK", 936 },
{ "IBM037", 37 },
{ "IBM1026", 1026 },
{ "IBM424", 20424 },
{ "IBM437", 437 },
{ "IBM500", 500 },
{ "IBM850", 850 },
{ "IBM852", 852 },
{ "IBM855", 855 },
{ "IBM857", 857 },
{ "IBM860", 860 },
{ "IBM861", 861 },
{ "IBM862", 862 },
{ "IBM863", 863 },
{ "IBM864", 864 },
{ "IBM865", 865 },
{ "IBM866", 866 },
{ "IBM869", 869 },
{ "IBM874", 874 },
{ "IBM875", 875 },
{ "ISO88591", 28591 },
{ "ISO885913", 28603 },
{ "ISO885915", 28605 },
{ "ISO88592", 28592 },
{ "ISO88593", 28593 },
{ "ISO88594", 28594 },
{ "ISO88595", 28595 },
{ "ISO88596", 28596 },
{ "ISO88597", 28597 },
{ "ISO88598", 28598 },
{ "ISO88599", 28599 },
{ "KOI8R", 20866 },
{ "KOI8U", 21866 },
{ "TIS620", 28601 },
{ "UTF8", CP_UTF8 }
};
static void init_unix_cptable( USHORT *ptr )
{
unix_cp.data = ptr;
ptr += ptr[0];
unix_cp.wctable = ptr + ptr[0] + 1;
unix_cp.mbtable = ++ptr;
ptr += 256;
if (*ptr++) ptr += 256; /* glyph table */
if (*ptr) unix_cp.dbcs = ptr + 1; /* dbcs ranges */
}
static void init_unix_codepage(void)
{
char charset_name[16];
const char *name;
size_t i, j;
int min = 0, max = ARRAY_SIZE(charset_names) - 1;
setlocale( LC_CTYPE, "" );
if (!(name = nl_langinfo( CODESET ))) return;
/* remove punctuation characters from charset name */
for (i = j = 0; name[i] && j < sizeof(charset_name)-1; i++)
{
if (name[i] >= '0' && name[i] <= '9') charset_name[j++] = name[i];
else if (name[i] >= 'A' && name[i] <= 'Z') charset_name[j++] = name[i];
else if (name[i] >= 'a' && name[i] <= 'z') charset_name[j++] = name[i] + ('A' - 'a');
}
charset_name[j] = 0;
while (min <= max)
{
int pos = (min + max) / 2;
int res = strcmp( charset_names[pos].name, charset_name );
if (!res)
{
if (charset_names[pos].cp != CP_UTF8)
{
void *data = read_nls_file( NLS_SECTION_CODEPAGE, charset_names[pos].cp );
if (data) init_unix_cptable( data );
}
return;
}
if (res > 0) max = pos - 1;
else min = pos + 1;
}
ERR( "unrecognized charset '%s'\n", name );
}
#endif /* __APPLE__ || __ANDROID__ */
static inline SIZE_T get_env_length( const WCHAR *env )
{
const WCHAR *end = env;
while (*end) end += wcslen(end) + 1;
return end + 1 - env;
}
/***********************************************************************
* is_special_env_var
*
* Check if an environment variable needs to be handled specially when
* passed through the Unix environment (i.e. prefixed with "WINE").
*/
static inline BOOL is_special_env_var( const char *var )
{
return (!strncmp( var, "PATH=", sizeof("PATH=")-1 ) ||
!strncmp( var, "PWD=", sizeof("PWD=")-1 ) ||
!strncmp( var, "HOME=", sizeof("HOME=")-1 ) ||
!strncmp( var, "TEMP=", sizeof("TEMP=")-1 ) ||
!strncmp( var, "TMP=", sizeof("TMP=")-1 ) ||
!strncmp( var, "QT_", sizeof("QT_")-1 ) ||
!strncmp( var, "VK_", sizeof("VK_")-1 ));
}
static unsigned int decode_utf8_char( unsigned char ch, const char **str, const char *strend )
{
/* number of following bytes in sequence based on first byte value (for bytes above 0x7f) */
static const char utf8_length[128] =
{
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x80-0x8f */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0x90-0x9f */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xa0-0xaf */
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0xb0-0xbf */
0,0,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 0xc0-0xcf */
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 0xd0-0xdf */
2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, /* 0xe0-0xef */
3,3,3,3,3,0,0,0,0,0,0,0,0,0,0,0 /* 0xf0-0xff */
};
/* first byte mask depending on UTF-8 sequence length */
static const unsigned char utf8_mask[4] = { 0x7f, 0x1f, 0x0f, 0x07 };
unsigned int len = utf8_length[ch - 0x80];
unsigned int res = ch & utf8_mask[len];
const char *end = *str + len;
if (end > strend)
{
*str = end;
return ~0;
}
switch (len)
{
case 3:
if ((ch = end[-3] ^ 0x80) >= 0x40) break;
res = (res << 6) | ch;
(*str)++;
if (res < 0x10) break;
case 2:
if ((ch = end[-2] ^ 0x80) >= 0x40) break;
res = (res << 6) | ch;
if (res >= 0x110000 >> 6) break;
(*str)++;
if (res < 0x20) break;
if (res >= 0xd800 >> 6 && res <= 0xdfff >> 6) break;
case 1:
if ((ch = end[-1] ^ 0x80) >= 0x40) break;
res = (res << 6) | ch;
(*str)++;
if (res < 0x80) break;
return res;
}
return ~0;
}
/******************************************************************
* ntdll_umbstowcs
*/
DWORD ntdll_umbstowcs( const char *src, DWORD srclen, WCHAR *dst, DWORD dstlen )
{
DWORD reslen;
if (unix_cp.data)
{
DWORD i;
if (unix_cp.dbcs)
{
for (i = dstlen; srclen && i; i--, srclen--, src++, dst++)
{
USHORT off = unix_cp.dbcs[(unsigned char)*src];
if (off && srclen > 1)
{
src++;
srclen--;
*dst = unix_cp.dbcs[off + (unsigned char)*src];
}
else *dst = unix_cp.mbtable[(unsigned char)*src];
}
reslen = dstlen - i;
}
else
{
reslen = min( srclen, dstlen );
for (i = 0; i < reslen; i++) dst[i] = unix_cp.mbtable[(unsigned char)src[i]];
}
}
else /* utf-8 */
{
unsigned int res;
const char *srcend = src + srclen;
WCHAR *dstend = dst + dstlen;
while ((dst < dstend) && (src < srcend))
{
unsigned char ch = *src++;
if (ch < 0x80) /* special fast case for 7-bit ASCII */
{
*dst++ = ch;
continue;
}
if ((res = decode_utf8_char( ch, &src, srcend )) <= 0xffff)
{
*dst++ = res;
}
else if (res <= 0x10ffff) /* we need surrogates */
{
res -= 0x10000;
*dst++ = 0xd800 | (res >> 10);
if (dst == dstend) break;
*dst++ = 0xdc00 | (res & 0x3ff);
}
else
{
*dst++ = 0xfffd;
}
}
reslen = dstlen - (dstend - dst);
#ifdef __APPLE__ /* work around broken Mac OS X filesystem that enforces NFD */
if (reslen && nfc_table) reslen = compose_string( nfc_table, dst - reslen, reslen );
#endif
}
return reslen;
}
/******************************************************************
* ntdll_wcstoumbs
*/
int ntdll_wcstoumbs( const WCHAR *src, DWORD srclen, char *dst, DWORD dstlen, BOOL strict )
{
DWORD i, reslen;
if (unix_cp.data)
{
if (unix_cp.dbcs)
{
const unsigned short *uni2cp = unix_cp.wctable;
for (i = dstlen; srclen && i; i--, srclen--, src++)
{
unsigned short ch = uni2cp[*src];
if (ch >> 8)
{
if (strict && unix_cp.dbcs[unix_cp.dbcs[ch >> 8] + (ch & 0xff)] != *src) return -1;
if (i == 1) break; /* do not output a partial char */
i--;
*dst++ = ch >> 8;
}
else
{
if (unix_cp.mbtable[ch] != *src) return -1;
*dst++ = (char)ch;
}
}
reslen = dstlen - i;
}
else
{
const unsigned char *uni2cp = unix_cp.wctable;
reslen = min( srclen, dstlen );
for (i = 0; i < reslen; i++)
{
unsigned char ch = uni2cp[src[i]];
if (strict && unix_cp.mbtable[ch] != src[i]) return -1;
dst[i] = ch;
}
}
}
else /* utf-8 */
{
char *end;
unsigned int val;
for (end = dst + dstlen; srclen; srclen--, src++)
{
WCHAR ch = *src;
if (ch < 0x80) /* 0x00-0x7f: 1 byte */
{
if (dst > end - 1) break;
*dst++ = ch;
continue;
}
if (ch < 0x800) /* 0x80-0x7ff: 2 bytes */
{
if (dst > end - 2) break;
dst[1] = 0x80 | (ch & 0x3f);
ch >>= 6;
dst[0] = 0xc0 | ch;
dst += 2;
continue;
}
if (!get_utf16( src, srclen, &val ))
{
if (strict) return -1;
val = 0xfffd;
}
if (val < 0x10000) /* 0x800-0xffff: 3 bytes */
{
if (dst > end - 3) break;
dst[2] = 0x80 | (val & 0x3f);
val >>= 6;
dst[1] = 0x80 | (val & 0x3f);
val >>= 6;
dst[0] = 0xe0 | val;
dst += 3;
}
else /* 0x10000-0x10ffff: 4 bytes */
{
if (dst > end - 4) break;
dst[3] = 0x80 | (val & 0x3f);
val >>= 6;
dst[2] = 0x80 | (val & 0x3f);
val >>= 6;
dst[1] = 0x80 | (val & 0x3f);
val >>= 6;
dst[0] = 0xf0 | val;
dst += 4;
src++;
srclen--;
}
}
reslen = dstlen - (end - dst);
}
return reslen;
}
/***********************************************************************
* build_envp
*
* Build the environment of a new child process.
*/
char **build_envp( const WCHAR *envW )
{
static const char * const unix_vars[] = { "PATH", "TEMP", "TMP", "HOME" };
char **envp;
char *env, *p;
int count = 1, length, lenW;
unsigned int i;
lenW = get_env_length( envW );
if (!(env = malloc( lenW * 3 ))) return NULL;
length = ntdll_wcstoumbs( envW, lenW, env, lenW * 3, FALSE );
for (p = env; *p; p += strlen(p) + 1, count++)
if (is_special_env_var( p )) length += 4; /* prefix it with "WINE" */
for (i = 0; i < ARRAY_SIZE( unix_vars ); i++)
{
if (!(p = getenv(unix_vars[i]))) continue;
length += strlen(unix_vars[i]) + strlen(p) + 2;
count++;
}
if ((envp = malloc( count * sizeof(*envp) + length )))
{
char **envptr = envp;
char *dst = (char *)(envp + count);
/* some variables must not be modified, so we get them directly from the unix env */
for (i = 0; i < ARRAY_SIZE( unix_vars ); i++)
{
if (!(p = getenv( unix_vars[i] ))) continue;
*envptr++ = strcpy( dst, unix_vars[i] );
strcat( dst, "=" );
strcat( dst, p );
dst += strlen(dst) + 1;
}
/* now put the Windows environment strings */
for (p = env; *p; p += strlen(p) + 1)
{
if (*p == '=') continue; /* skip drive curdirs, this crashes some unix apps */
if (!strncmp( p, "WINEPRELOADRESERVE=", sizeof("WINEPRELOADRESERVE=")-1 )) continue;
if (!strncmp( p, "WINELOADERNOEXEC=", sizeof("WINELOADERNOEXEC=")-1 )) continue;
if (!strncmp( p, "WINESERVERSOCKET=", sizeof("WINESERVERSOCKET=")-1 )) continue;
if (is_special_env_var( p )) /* prefix it with "WINE" */
{
*envptr++ = strcpy( dst, "WINE" );
strcat( dst, p );
}
else
{
*envptr++ = strcpy( dst, p );
}
dst += strlen(dst) + 1;
}
*envptr = 0;
}
free( env );
return envp;
}
/***********************************************************************
* set_process_name
*
* Change the process name in the ps output.
*/
static int set_process_name( int argc, char *argv[] )
{
BOOL shift_strings;
char *p, *name;
int i;
#ifdef HAVE_SETPROCTITLE
setproctitle("-%s", argv[1]);
shift_strings = FALSE;
#else
p = argv[0];
shift_strings = (argc >= 2);
for (i = 1; i < argc; i++)
{
p += strlen(p) + 1;
if (p != argv[i])
{
shift_strings = FALSE;
break;
}
}
#endif
if (shift_strings)
{
int offset = argv[1] - argv[0];
char *end = argv[argc-1] + strlen(argv[argc-1]) + 1;
memmove( argv[0], argv[1], end - argv[1] );
memset( end - offset, 0, offset );
for (i = 1; i < argc; i++)
argv[i-1] = argv[i] - offset;
argv[i-1] = NULL;
}
else
{
/* remove argv[0] */
memmove( argv, argv + 1, argc * sizeof(argv[0]) );
}
name = argv[0];
if ((p = strrchr( name, '\\' ))) name = p + 1;
if ((p = strrchr( name, '/' ))) name = p + 1;
#if defined(HAVE_SETPROGNAME)
setprogname( name );
#endif
#ifdef HAVE_PRCTL
#ifndef PR_SET_NAME
# define PR_SET_NAME 15
#endif
prctl( PR_SET_NAME, name );
#endif /* HAVE_PRCTL */
return argc - 1;
}
/***********************************************************************
* build_wargv
*
* Build the Unicode argv array.
*/
static WCHAR **build_wargv( char **argv )
{
int argc;
WCHAR *p, **wargv;
DWORD total = 0;
for (argc = 0; argv[argc]; argc++) total += strlen(argv[argc]) + 1;
wargv = malloc( total * sizeof(WCHAR) + (argc + 1) * sizeof(*wargv) );
p = (WCHAR *)(wargv + argc + 1);
for (argc = 0; argv[argc]; argc++)
{
DWORD reslen = ntdll_umbstowcs( argv[argc], strlen(argv[argc]) + 1, p, total );
wargv[argc] = p;
p += reslen;
total -= reslen;
}
wargv[argc] = NULL;
return wargv;
}
/* Unix format is: lang[_country][.charset][@modifier]
* Windows format is: lang[-script][-country][_modifier] */
static BOOL unix_to_win_locale( const char *unix_name, char *win_name )
{
static const char sep[] = "_.@";
char buffer[LOCALE_NAME_MAX_LENGTH];
char *p, *country = NULL, *modifier = NULL;
if (!unix_name || !unix_name[0] || !strcmp( unix_name, "C" ))
{
unix_name = getenv( "LC_ALL" );
if (!unix_name || !unix_name[0]) return FALSE;
}
if (strlen( unix_name ) >= LOCALE_NAME_MAX_LENGTH) return FALSE;
strcpy( buffer, unix_name );
if (!(p = strpbrk( buffer, sep )))
{
if (!strcmp( buffer, "POSIX" ) || !strcmp( buffer, "C" ))
strcpy( win_name, "en-US" );
else
strcpy( win_name, buffer );
return TRUE;
}
if (*p == '_')
{
*p++ = 0;
country = p;
p = strpbrk( p, sep + 1 );
}
if (p && *p == '.')
{
*p++ = 0;
/* charset, ignore */
p = strchr( p, '@' );
}
if (p)
{
*p++ = 0;
modifier = p;
}
/* rebuild a Windows name */
strcpy( win_name, buffer );
if (modifier)
{
if (!strcmp( modifier, "latin" )) strcat( win_name, "-Latn" );
else if (!strcmp( modifier, "euro" )) {} /* ignore */
else return FALSE;
}
if (country)
{
p = win_name + strlen(win_name);
*p++ = '-';
strcpy( p, country );
}
return TRUE;
}
/******************************************************************
* init_locale
*/
static void init_locale(void)
{
setlocale( LC_ALL, "" );
if (!unix_to_win_locale( setlocale( LC_CTYPE, NULL ), system_locale )) system_locale[0] = 0;
if (!unix_to_win_locale( setlocale( LC_MESSAGES, NULL ), user_locale )) user_locale[0] = 0;
#ifdef __APPLE__
if (!system_locale[0])
{
CFLocaleRef locale = CFLocaleCopyCurrent();
CFStringRef lang = CFLocaleGetValue( locale, kCFLocaleLanguageCode );
CFStringRef country = CFLocaleGetValue( locale, kCFLocaleCountryCode );
CFStringRef locale_string;
if (country)
locale_string = CFStringCreateWithFormat(NULL, NULL, CFSTR("%@_%@"), lang, country);
else
locale_string = CFStringCreateCopy(NULL, lang);
CFStringGetCString(locale_string, system_locale, sizeof(system_locale), kCFStringEncodingUTF8);
CFRelease(locale);
CFRelease(locale_string);
}
if (!user_locale[0])
{
/* Retrieve the preferred language as chosen in System Preferences. */
CFArrayRef preferred_langs = CFLocaleCopyPreferredLanguages();
if (preferred_langs && CFArrayGetCount( preferred_langs ))
{
CFStringRef preferred_lang = CFArrayGetValueAtIndex( preferred_langs, 0 );
CFDictionaryRef components = CFLocaleCreateComponentsFromLocaleIdentifier( NULL, preferred_lang );
if (components)
{
CFStringRef lang = CFDictionaryGetValue( components, kCFLocaleLanguageCode );
CFStringRef country = CFDictionaryGetValue( components, kCFLocaleCountryCode );
CFLocaleRef locale = NULL;
CFStringRef locale_string;
if (!country)
{
locale = CFLocaleCopyCurrent();
country = CFLocaleGetValue( locale, kCFLocaleCountryCode );
}
if (country)
locale_string = CFStringCreateWithFormat( NULL, NULL, CFSTR("%@_%@"), lang, country );
else
locale_string = CFStringCreateCopy( NULL, lang );
CFStringGetCString( locale_string, user_locale, sizeof(user_locale), kCFStringEncodingUTF8 );
CFRelease( locale_string );
if (locale) CFRelease( locale );
CFRelease( components );
}
}
if (preferred_langs) CFRelease( preferred_langs );
}
#endif
setlocale( LC_NUMERIC, "C" ); /* FIXME: oleaut32 depends on this */
}
/***********************************************************************
* init_environment
*/
void init_environment( int argc, char *argv[], char *envp[] )
{
USHORT *case_table;
init_unix_codepage();
init_locale();
if ((case_table = read_nls_file( NLS_SECTION_CASEMAP, 0 )))
{
uctable = case_table + 2;
lctable = case_table + case_table[1] + 2;
}
main_argc = set_process_name( argc, argv );
main_argv = argv;
main_wargv = build_wargv( argv );
main_envp = envp;
}
static const char overrides_help_message[] =
"Syntax:\n"
" WINEDLLOVERRIDES=\"entry;entry;entry...\"\n"
" where each entry is of the form:\n"
" module[,module...]={native|builtin}[,{b|n}]\n"
"\n"
" Only the first letter of the override (native or builtin)\n"
" is significant.\n\n"
"Example:\n"
" WINEDLLOVERRIDES=\"comdlg32=n,b;shell32,shlwapi=b\"\n";
/*************************************************************************
* get_initial_environment
*
* Return the initial environment.
*/
NTSTATUS CDECL get_initial_environment( WCHAR **wargv[], WCHAR *env, SIZE_T *size )
{
char **e;
WCHAR *ptr = env, *end = env + *size;
*wargv = main_wargv;
for (e = main_envp; *e && ptr < end; e++)
{
char *str = *e;
/* skip Unix special variables and use the Wine variants instead */
if (!strncmp( str, "WINE", 4 ))
{
if (is_special_env_var( str + 4 )) str += 4;
else if (!strncmp( str, "WINEPRELOADRESERVE=", 19 )) continue; /* skip it */
else if (!strcmp( str, "WINEDLLOVERRIDES=help" ))
{
MESSAGE( overrides_help_message );
exit(0);
}
}
else if (is_special_env_var( str )) continue; /* skip it */
ptr += ntdll_umbstowcs( str, strlen(str) + 1, ptr, end - ptr );
}
if (ptr < end)
{
*ptr++ = 0;
*size = ptr - env;
return STATUS_SUCCESS;
}
/* estimate needed size */
for (e = main_envp, *size = 1; *e; e++) if (!is_special_env_var( *e )) *size += strlen(*e) + 1;
return STATUS_BUFFER_TOO_SMALL;
}
/* append a variable to the environment */
static void append_envA( WCHAR *env, SIZE_T *pos, const char *name, const char *value )
{
SIZE_T i = *pos;
while (*name) env[i++] = (unsigned char)*name++;
if (value)
{
env[i++] = '=';
i += ntdll_umbstowcs( value, strlen(value), env + i, strlen(value) );
}
env[i++] = 0;
*pos = i;
}
static void append_envW( WCHAR *env, SIZE_T *pos, const char *name, const WCHAR *value )
{
SIZE_T i = *pos;
while (*name) env[i++] = (unsigned char)*name++;
if (value)
{
env[i++] = '=';
while (*value) env[i++] = *value++;
}
env[i++] = 0;
*pos = i;
}
/* set an environment variable for one of the wine path variables */
static void add_path_var( WCHAR *env, SIZE_T *pos, const char *name, const char *path )
{
WCHAR *nt_name;
if (!path) append_envW( env, pos, name, NULL );
else
{
if (unix_to_nt_file_name( path, &nt_name )) return;
append_envW( env, pos, name, nt_name );
free( nt_name );
}
}
/*************************************************************************
* get_startup_info
*
* Get the startup information from the server.
*/
NTSTATUS CDECL get_startup_info( startup_info_t *info, SIZE_T *total_size, SIZE_T *info_size )
{
NTSTATUS status;
if (*total_size < startup_info_size)
{
*total_size = startup_info_size;
return STATUS_BUFFER_TOO_SMALL;
}
SERVER_START_REQ( get_startup_info )
{
wine_server_set_reply( req, info, *total_size );
status = wine_server_call( req );
*total_size = wine_server_reply_size( reply );
*info_size = reply->info_size;
}
SERVER_END_REQ;
return status;
}
/*************************************************************************
* get_dynamic_environment
*
* Get the environment variables that can differ between processes.
*/
NTSTATUS CDECL get_dynamic_environment( WCHAR *env, SIZE_T *size )
{
const char *overrides = getenv( "WINEDLLOVERRIDES" );
SIZE_T alloc, pos = 0;
WCHAR *buffer;
DWORD i;
char dlldir[22];
NTSTATUS status = STATUS_SUCCESS;
alloc = 20 * 7; /* 7 variable names */
if (data_dir) alloc += strlen( data_dir ) + 9;
if (home_dir) alloc += strlen( home_dir ) + 9;
if (build_dir) alloc += strlen( build_dir ) + 9;
if (config_dir) alloc += strlen( config_dir ) + 9;
if (user_name) alloc += strlen( user_name );
if (overrides) alloc += strlen( overrides );
for (i = 0; dll_paths[i]; i++) alloc += 20 + strlen( dll_paths[i] ) + 9;
if (!(buffer = malloc( alloc * sizeof(WCHAR) ))) return STATUS_NO_MEMORY;
pos = 0;
add_path_var( buffer, &pos, "WINEDATADIR", data_dir );
add_path_var( buffer, &pos, "WINEHOMEDIR", home_dir );
add_path_var( buffer, &pos, "WINEBUILDDIR", build_dir );
add_path_var( buffer, &pos, "WINECONFIGDIR", config_dir );
for (i = 0; dll_paths[i]; i++)
{
sprintf( dlldir, "WINEDLLDIR%u", i );
add_path_var( buffer, &pos, dlldir, dll_paths[i] );
}
sprintf( dlldir, "WINEDLLDIR%u", i );
append_envW( buffer, &pos, dlldir, NULL );
append_envA( buffer, &pos, "WINEUSERNAME", user_name );
append_envA( buffer, &pos, "WINEDLLOVERRIDES", overrides );
assert( pos <= alloc );
if (pos < *size)
{
memcpy( env, buffer, pos * sizeof(WCHAR) );
env[pos] = 0;
}
else status = STATUS_BUFFER_TOO_SMALL;
*size = pos + 1;
free( buffer );
return status;
}
/*************************************************************************
* get_initial_console
*
* Return the initial console handles.
*/
void CDECL get_initial_console( RTL_USER_PROCESS_PARAMETERS *params )
{
int output_fd = -1;
wine_server_fd_to_handle( 0, GENERIC_READ|SYNCHRONIZE, OBJ_INHERIT, &params->hStdInput );
wine_server_fd_to_handle( 1, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, &params->hStdOutput );
wine_server_fd_to_handle( 2, GENERIC_WRITE|SYNCHRONIZE, OBJ_INHERIT, &params->hStdError );
/* mark tty handles for kernelbase, see init_console */
if (params->hStdInput && isatty(0))
{
params->ConsoleHandle = CONSOLE_HANDLE_SHELL;
params->hStdInput = (HANDLE)((UINT_PTR)params->hStdInput | 1);
}
if (params->hStdError && isatty(2))
{
params->ConsoleHandle = CONSOLE_HANDLE_SHELL;
params->hStdError = (HANDLE)((UINT_PTR)params->hStdError | 1);
output_fd = 2;
}
if (params->hStdOutput && isatty(1))
{
params->ConsoleHandle = CONSOLE_HANDLE_SHELL;
params->hStdOutput = (HANDLE)((UINT_PTR)params->hStdOutput | 1);
output_fd = 1;
}
if (output_fd != -1)
{
struct winsize size;
if (!ioctl( output_fd, TIOCGWINSZ, &size ))
{
params->dwXCountChars = size.ws_col;
params->dwYCountChars = size.ws_row;
}
}
}
/*************************************************************************
* get_initial_directory
*
* Get the current directory at startup.
*/
void CDECL get_initial_directory( UNICODE_STRING *dir )
{
const char *pwd;
char *cwd;
int size;
dir->Length = 0;
/* try to get it from the Unix cwd */
for (size = 1024; ; size *= 2)
{
if (!(cwd = malloc( size ))) break;
if (getcwd( cwd, size )) break;
free( cwd );
if (errno == ERANGE) continue;
cwd = NULL;
break;
}
/* try to use PWD if it is valid, so that we don't resolve symlinks */
pwd = getenv( "PWD" );
if (cwd)
{
struct stat st1, st2;
if (!pwd || stat( pwd, &st1 ) == -1 ||
(!stat( cwd, &st2 ) && (st1.st_dev != st2.st_dev || st1.st_ino != st2.st_ino)))
pwd = cwd;
}
if (pwd)
{
WCHAR *nt_name;
if (!unix_to_nt_file_name( pwd, &nt_name ))
{
/* skip the \??\ prefix */
ULONG len = wcslen( nt_name );
if (len > 6 && nt_name[5] == ':')
{
dir->Length = (len - 4) * sizeof(WCHAR);
memcpy( dir->Buffer, nt_name + 4, dir->Length );
}
else /* change \??\ to \\?\ */
{
dir->Length = len * sizeof(WCHAR);
memcpy( dir->Buffer, nt_name, dir->Length );
dir->Buffer[1] = '\\';
}
free( nt_name );
}
}
if (!dir->Length) /* still not initialized */
MESSAGE("Warning: could not find DOS drive for current working directory '%s', "
"starting in the Windows directory.\n", cwd ? cwd : "" );
free( cwd );
}
/*************************************************************************
* get_unix_codepage_data
*
* Return the Unix codepage data.
*/
USHORT * CDECL get_unix_codepage_data(void)
{
return unix_cp.data;
}
/*************************************************************************
* get_locales
*
* Return the system and user locales. Buffers must be at least LOCALE_NAME_MAX_LENGTH chars long.
*/
void CDECL get_locales( WCHAR *sys, WCHAR *user )
{
ntdll_umbstowcs( system_locale, strlen(system_locale) + 1, sys, LOCALE_NAME_MAX_LENGTH );
ntdll_umbstowcs( user_locale, strlen(user_locale) + 1, user, LOCALE_NAME_MAX_LENGTH );
}
/**************************************************************************
* NtGetNlsSectionPtr (NTDLL.@)
*/
NTSTATUS WINAPI NtGetNlsSectionPtr( ULONG type, ULONG id, void *unknown, void **ptr, SIZE_T *size )
{
UNICODE_STRING nameW;
OBJECT_ATTRIBUTES attr;
WCHAR name[32];
HANDLE handle, file;
NTSTATUS status;
if ((status = get_nls_section_name( type, id, name ))) return status;
nameW.Buffer = name;
nameW.Length = ntdll_wcslen(name) * sizeof(WCHAR);
nameW.MaximumLength = sizeof(name);
InitializeObjectAttributes( &attr, &nameW, 0, 0, NULL );
if ((status = NtOpenSection( &handle, SECTION_MAP_READ, &attr )))
{
if ((status = open_nls_data_file( type, id, &file ))) return status;
attr.Attributes = OBJ_OPENIF | OBJ_PERMANENT;
status = NtCreateSection( &handle, SECTION_MAP_READ, &attr, NULL, PAGE_READONLY, SEC_COMMIT, file );
NtClose( file );
if (status == STATUS_OBJECT_NAME_EXISTS) status = STATUS_SUCCESS;
}
if (!status)
{
*ptr = NULL;
*size = 0;
status = NtMapViewOfSection( handle, GetCurrentProcess(), ptr, 0, 0, NULL, size,
ViewShare, 0, PAGE_READONLY );
}
NtClose( handle );
return status;
}
/**********************************************************************
* NtQueryDefaultLocale (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryDefaultLocale( BOOLEAN user, LCID *lcid )
{
*lcid = user ? user_lcid : system_lcid;
return STATUS_SUCCESS;
}
/**********************************************************************
* NtSetDefaultLocale (NTDLL.@)
*/
NTSTATUS WINAPI NtSetDefaultLocale( BOOLEAN user, LCID lcid )
{
if (user) user_lcid = lcid;
else
{
system_lcid = lcid;
system_ui_language = LANGIDFROMLCID(lcid); /* there is no separate call to set it */
}
return STATUS_SUCCESS;
}
/**********************************************************************
* NtQueryDefaultUILanguage (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryDefaultUILanguage( LANGID *lang )
{
*lang = user_ui_language;
return STATUS_SUCCESS;
}
/**********************************************************************
* NtSetDefaultUILanguage (NTDLL.@)
*/
NTSTATUS WINAPI NtSetDefaultUILanguage( LANGID lang )
{
user_ui_language = lang;
return STATUS_SUCCESS;
}
/**********************************************************************
* NtQueryInstallUILanguage (NTDLL.@)
*/
NTSTATUS WINAPI NtQueryInstallUILanguage( LANGID *lang )
{
*lang = system_ui_language;
return STATUS_SUCCESS;
}