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php-src/ext/com/conversion.c
Harald Radi 49be36d70d modified because of the changes in com.c
2001-05-13 14:22:19 +00:00

660 lines
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/*
+----------------------------------------------------------------------+
| PHP version 4.0 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2001 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Harald Radi <h.radi@nme.at> |
+----------------------------------------------------------------------+
*/
#ifdef PHP_WIN32
#include "php.h"
#include "php_COM.h"
#include "unknwn.h"
// prototypes
PHPAPI void php_pval_to_variant(pval *pval_arg, VARIANT *var_arg, int codepage);
PHPAPI void php_pval_to_variant_ex(pval *pval_arg, VARIANT *var_arg, pval *pval_type, int codepage);
PHPAPI void php_variant_to_pval(VARIANT *var_arg, pval *pval_arg, int persistent, int codepage);
PHPAPI OLECHAR *php_char_to_OLECHAR(char *C_str, uint strlen, int codepage);
PHPAPI char *php_OLECHAR_to_char(OLECHAR *unicode_str, uint *out_length, int persistent, int codepage);
// implementations
PHPAPI void php_pval_to_variant(pval *pval_arg, VARIANT *var_arg, int codepage)
{
OLECHAR *unicode_str;
switch(pval_arg->type)
{
case IS_NULL:
var_arg->vt = VT_EMPTY;
break;
case IS_BOOL:
var_arg->vt = VT_BOOL;
var_arg->boolVal = (short)pval_arg->value.lval;
break;
case IS_OBJECT:
if(!strcmp(pval_arg->value.obj.ce->name, "VARIANT"))
{
int type;
pval **var_handle;
/* fetch the VARIANT structure */
zend_hash_index_find(pval_arg->value.obj.properties, 0, (void **) &var_handle);
var_arg->pvarVal = (VARIANT FAR*) zend_list_find((*var_handle)->value.lval, &type);
var_arg->vt = VT_VARIANT|VT_BYREF;
}
else if(!strcmp(pval_arg->value.obj.ce->name, "COM"))
{
pval **idispatch_handle;
i_dispatch *obj;
int type;
/* fetch the IDispatch interface */
zend_hash_index_find(pval_arg->value.obj.properties, 0, (void **) &idispatch_handle);
obj = (i_dispatch *)zend_list_find((*idispatch_handle)->value.lval, &type);
if(!obj || (type != php_COM_get_le_idispatch()))
var_arg->vt = VT_EMPTY;
else
{
php_COM_check_ref(obj);
var_arg->vt = VT_DISPATCH;
var_arg->pdispVal = obj->i.dispatch;
}
}
else
var_arg->vt = VT_EMPTY;
break;
case IS_RESOURCE:
case IS_CONSTANT:
case IS_CONSTANT_ARRAY:
case IS_ARRAY:
var_arg->vt = VT_EMPTY;
break;
case IS_LONG:
var_arg->vt = VT_I4; /* assuming 32-bit platform */
var_arg->lVal = pval_arg->value.lval;
break;
case IS_DOUBLE:
var_arg->vt = VT_R8; /* assuming 64-bit double precision */
var_arg->dblVal = pval_arg->value.dval;
break;
case IS_STRING:
var_arg->vt = VT_BSTR;
unicode_str = php_char_to_OLECHAR(pval_arg->value.str.val, pval_arg->value.str.len, codepage);
var_arg->bstrVal = SysAllocString(unicode_str);
efree(unicode_str);
}
}
PHPAPI void php_pval_to_variant_ex(pval *pval_arg, VARIANT *var_arg, pval *pval_type, int codepage)
{
OLECHAR *unicode_str;
var_arg->vt = (short) pval_type->value.lval;
switch(var_arg->vt)
{
case VT_UI1:
convert_to_long_ex(&pval_arg);
var_arg->bVal = (unsigned char)pval_arg->value.lval;
break;
case VT_I2:
convert_to_long_ex(&pval_arg);
var_arg->iVal = (short)pval_arg->value.lval;
break;
case VT_I4:
convert_to_long_ex(&pval_arg);
var_arg->lVal = pval_arg->value.lval;
break;
case VT_R4:
convert_to_double_ex(&pval_arg);
var_arg->fltVal = (float)pval_arg->value.dval;
break;
case VT_R8:
convert_to_double_ex(&pval_arg);
var_arg->dblVal = pval_arg->value.dval;
break;
case VT_BOOL:
convert_to_boolean_ex(&pval_arg);
var_arg->boolVal = (short)pval_arg->value.lval;
break;
case VT_ERROR:
convert_to_long_ex(&pval_arg);
var_arg->scode = pval_arg->value.lval;
break;
case VT_CY:
convert_to_double_ex(&pval_arg);
VarCyFromR8(pval_arg->value.dval, &(var_arg->cyVal));
break;
case VT_DATE:
{
SYSTEMTIME wintime;
struct tm *phptime;
phptime = gmtime(&(pval_arg->value.lval));
wintime.wYear = phptime->tm_year + 1900;
wintime.wMonth = phptime->tm_mon + 1;
wintime.wDay = phptime->tm_mday;
wintime.wHour = phptime->tm_hour;
wintime.wMinute = phptime->tm_min;
wintime.wSecond = phptime->tm_sec;
SystemTimeToVariantTime(&wintime, &(var_arg->date));
}
case VT_BSTR:
convert_to_string_ex(&pval_arg);
unicode_str = php_char_to_OLECHAR(pval_arg->value.str.val, pval_arg->value.str.len, codepage);
var_arg->bstrVal = SysAllocString(unicode_str);
efree(unicode_str);
break;
case VT_DECIMAL:
convert_to_string_ex(&pval_arg);
unicode_str = php_char_to_OLECHAR(pval_arg->value.str.val, pval_arg->value.str.len, codepage);
VarDecFromStr(unicode_str, LOCALE_SYSTEM_DEFAULT, 0, &(var_arg->decVal));
break;
case VT_DECIMAL|VT_BYREF:
convert_to_string_ex(&pval_arg);
unicode_str = php_char_to_OLECHAR(pval_arg->value.str.val, pval_arg->value.str.len, codepage);
VarDecFromStr(unicode_str, LOCALE_SYSTEM_DEFAULT, 0, var_arg->pdecVal);
break;
case VT_UNKNOWN:
php_pval_to_variant(pval_arg, var_arg, codepage);
if(var_arg->vt != VT_DISPATCH)
var_arg->vt = VT_EMPTY;
else
{
HRESULT hr;
hr = var_arg->pdispVal->lpVtbl->QueryInterface(var_arg->pdispVal, &IID_IUnknown, &(var_arg->punkVal));
if(FAILED(hr))
{
php_error(E_WARNING,"can't query IUnknown");
var_arg->vt = VT_EMPTY;
}
else
var_arg->vt = VT_UNKNOWN;
}
break;
case VT_DISPATCH:
php_pval_to_variant(pval_arg, var_arg, codepage);
if(var_arg->vt != VT_DISPATCH)
var_arg->vt = VT_EMPTY;
break;
case VT_UI1|VT_BYREF:
convert_to_long(pval_arg);
var_arg->pbVal = (unsigned char FAR*) &(pval_arg->value.lval);
break;
case VT_I2|VT_BYREF:
convert_to_long(pval_arg);
var_arg->piVal = (short FAR*) &(pval_arg->value.lval);
break;
case VT_I4|VT_BYREF:
convert_to_long(pval_arg);
var_arg->plVal = (long FAR*) &(pval_arg->value.lval);
break;
case VT_R4|VT_BYREF:
convert_to_double(pval_arg);
var_arg->pfltVal = (float FAR*) &(pval_arg->value.lval);
break;
case VT_R8|VT_BYREF:
convert_to_double(pval_arg);
var_arg->pdblVal = (double FAR*) &(pval_arg->value.lval);
break;
case VT_BOOL|VT_BYREF:
convert_to_boolean(pval_arg);
var_arg->pboolVal = (short FAR*) &(pval_arg->value.lval);
break;
case VT_ERROR|VT_BYREF:
convert_to_long(pval_arg);
var_arg->pscode = (long FAR*) &(pval_arg->value.lval);
break;
case VT_CY|VT_BYREF:
convert_to_double_ex(&pval_arg);
VarCyFromR8(pval_arg->value.dval, var_arg->pcyVal);
break;
case VT_DATE|VT_BYREF:
{
SYSTEMTIME wintime;
struct tm *phptime;
phptime = gmtime(&(pval_arg->value.lval));
wintime.wYear = phptime->tm_year + 1900;
wintime.wMonth = phptime->tm_mon + 1;
wintime.wDay = phptime->tm_mday;
wintime.wHour = phptime->tm_hour;
wintime.wMinute = phptime->tm_min;
wintime.wSecond = phptime->tm_sec;
SystemTimeToVariantTime(&wintime, var_arg->pdate);
}
case VT_BSTR|VT_BYREF:
convert_to_string(pval_arg);
var_arg->pbstrVal = (BSTR FAR*) emalloc(sizeof(BSTR FAR*));
unicode_str = php_char_to_OLECHAR(pval_arg->value.str.val, pval_arg->value.str.len, codepage);
*(var_arg->pbstrVal) = SysAllocString(unicode_str);
efree(unicode_str);
break;
case VT_UNKNOWN|VT_BYREF:
php_pval_to_variant(pval_arg, var_arg, codepage);
if(var_arg->vt != VT_DISPATCH)
var_arg->vt = VT_EMPTY;
else
{
HRESULT hr;
hr = var_arg->pdispVal->lpVtbl->QueryInterface(var_arg->pdispVal, &IID_IUnknown, &(var_arg->punkVal));
if(FAILED(hr))
{
php_error(E_WARNING,"can't query IUnknown");
var_arg->vt = VT_EMPTY;
}
else
var_arg->vt = VT_UNKNOWN|VT_BYREF;
}
break;
case VT_DISPATCH|VT_BYREF:
php_pval_to_variant(pval_arg, var_arg, codepage);
if(var_arg->vt != VT_DISPATCH)
var_arg->vt = VT_EMPTY;
else
var_arg->vt |= VT_BYREF;
break;
case VT_VARIANT|VT_BYREF:
php_pval_to_variant(pval_arg, var_arg, codepage);
if(var_arg->vt != (VT_VARIANT | VT_BYREF))
var_arg->vt = VT_EMPTY;
break;
case VT_I1:
convert_to_long_ex(&pval_arg);
var_arg->cVal = (char)pval_arg->value.lval;
break;
case VT_UI2:
convert_to_long_ex(&pval_arg);
var_arg->uiVal = (unsigned short)pval_arg->value.lval;
break;
case VT_UI4:
convert_to_long_ex(&pval_arg);
var_arg->ulVal = (unsigned long)pval_arg->value.lval;
break;
case VT_INT:
convert_to_long_ex(&pval_arg);
var_arg->intVal = (int)pval_arg->value.lval;
break;
case VT_UINT:
convert_to_long_ex(&pval_arg);
var_arg->uintVal = (unsigned int)pval_arg->value.lval;
break;
case VT_I1|VT_BYREF:
convert_to_long(pval_arg);
var_arg->pcVal = (char FAR*) &pval_arg->value.lval;
break;
case VT_UI2|VT_BYREF:
convert_to_long(pval_arg);
var_arg->puiVal = (unsigned short FAR*) &pval_arg->value.lval;
break;
case VT_UI4|VT_BYREF:
convert_to_long(pval_arg);
var_arg->pulVal = (unsigned long FAR*) &pval_arg->value.lval;
break;
case VT_INT|VT_BYREF:
convert_to_long(pval_arg);
var_arg->pintVal = (int FAR*) &pval_arg->value.lval;
break;
case VT_UINT|VT_BYREF:
convert_to_long(pval_arg);
var_arg->puintVal = (unsigned int FAR*) &pval_arg->value.lval;
break;
default:
php_error(E_WARNING, "Type not supportet or not yet implemented.");
}
}
PHPAPI void php_variant_to_pval(VARIANT *var_arg, pval *pval_arg, int persistent, int codepage)
{
switch(var_arg->vt & ~VT_BYREF)
{
case VT_EMPTY:
var_uninit(pval_arg);
break;
case VT_UI1:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long)*(var_arg->pbVal);
else
pval_arg->value.lval = (long) var_arg->bVal;
pval_arg->type = IS_LONG;
break;
case VT_I2:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long )*(var_arg->piVal);
else
pval_arg->value.lval = (long) var_arg->iVal;
pval_arg->type = IS_LONG;
break;
case VT_I4:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = *(var_arg->plVal);
else
pval_arg->value.lval = var_arg->lVal;
pval_arg->type = IS_LONG;
break;
case VT_R4:
if(var_arg->vt & VT_BYREF)
pval_arg->value.dval = (double)*(var_arg->pfltVal);
else
pval_arg->value.dval = (double) var_arg->fltVal;
pval_arg->type = IS_DOUBLE;
break;
case VT_R8:
if(var_arg->vt & VT_BYREF)
pval_arg->value.dval = *(var_arg->pdblVal);
else
pval_arg->value.dval = var_arg->dblVal;
pval_arg->type = IS_DOUBLE;
break;
case VT_DECIMAL:
{
OLECHAR *unicode_str;
switch(VarBstrFromDec(&var_arg->decVal, LOCALE_SYSTEM_DEFAULT, 0, &unicode_str))
{
case S_OK:
pval_arg->value.str.val = php_OLECHAR_to_char(unicode_str, &pval_arg->value.str.len, persistent, codepage);
pval_arg->type = IS_STRING;
break;
default:
php_error(E_WARNING, "Error converting DECIMAL value to PHP floating point");
break;
}
}
break;
case VT_CY:
if(var_arg->vt & VT_BYREF)
VarR8FromCy(var_arg->cyVal, &(pval_arg->value.dval));
else
VarR8FromCy(*(var_arg->pcyVal), &(pval_arg->value.dval));
pval_arg->type = IS_DOUBLE;
break;
case VT_BOOL:
if(var_arg->vt & VT_BYREF)
if(*(var_arg->pboolVal) & 0xFFFF)
pval_arg->value.lval = 1;
else
pval_arg->value.lval = 0;
else
if(var_arg->boolVal & 0xFFFF)
pval_arg->value.lval = 1;
else
pval_arg->value.lval = 0;
pval_arg->type = IS_BOOL;
break;
case VT_NULL:
case VT_VOID:
pval_arg->type = IS_NULL;
break;
case VT_VARIANT:
php_variant_to_pval(var_arg->pvarVal, pval_arg, persistent, codepage);
break;
case VT_BSTR:
if(pval_arg->is_ref == 0 || (var_arg->vt & VT_BYREF) != VT_BYREF)
{
pval_arg->value.str.val = php_OLECHAR_to_char(var_arg->bstrVal, &pval_arg->value.str.len, persistent, codepage);
SysFreeString(var_arg->bstrVal);
}
else
{
pval_arg->value.str.val = php_OLECHAR_to_char(*(var_arg->pbstrVal), &pval_arg->value.str.len, persistent, codepage);
SysFreeString(*(var_arg->pbstrVal));
efree(var_arg->pbstrVal);
}
pval_arg->type = IS_STRING;
break;
case VT_DATE: {
SYSTEMTIME wintime;
struct tm phptime;
VariantTimeToSystemTime(var_arg->date, &wintime);
phptime.tm_year = wintime.wYear - 1900;
phptime.tm_mon = wintime.wMonth - 1;
phptime.tm_mday = wintime.wDay;
phptime.tm_hour = wintime.wHour;
phptime.tm_min = wintime.wMinute;
phptime.tm_sec = wintime.wSecond;
phptime.tm_isdst = -1;
tzset();
pval_arg->value.lval = mktime(&phptime);
pval_arg->type = IS_LONG;
}
break;
case VT_UNKNOWN:
//IDispatch holen und dann weiterfiechen
//wtf ??
var_arg->pdispVal->lpVtbl->Release(var_arg->pdispVal);
/* break missing intentionally */
case VT_DISPATCH: {
pval *handle;
i_dispatch *obj;
if(var_arg->pdispVal == NULL)
{
pval_arg->type = IS_NULL;
}
else
{
pval_arg->type = IS_OBJECT;
pval_arg->value.obj.ce = &com_class_entry;
pval_arg->value.obj.properties = (HashTable *) emalloc(sizeof(HashTable));
pval_arg->is_ref = 1;
pval_arg->refcount = 1;
zend_hash_init(pval_arg->value.obj.properties, 0, NULL, ZVAL_PTR_DTOR, 0);
ALLOC_ZVAL(handle);
obj = emalloc(sizeof(i_dispatch));
php_COM_set(obj, var_arg->pdispVal, TRUE);
handle->type = IS_LONG;
handle->value.lval = zend_list_insert(obj, php_COM_get_le_idispatch());
pval_copy_constructor(handle);
INIT_PZVAL(handle);
zend_hash_index_update(pval_arg->value.obj.properties, 0, &handle, sizeof(pval *), NULL);
}
}
break;
case VT_I1:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long)*(var_arg->pcVal);
else
pval_arg->value.lval = (long) var_arg->cVal;
pval_arg->type = IS_LONG;
break;
case VT_UI2:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long)*(var_arg->puiVal);
else
pval_arg->value.lval = (long) var_arg->uiVal;
pval_arg->type = IS_LONG;
break;
case VT_UI4:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long)*(var_arg->pulVal);
else
pval_arg->value.lval = (long) var_arg->ulVal;
pval_arg->type = IS_LONG;
break;
case VT_INT:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long)*(var_arg->pintVal);
else
pval_arg->value.lval = (long) var_arg->intVal;
pval_arg->type = IS_LONG;
break;
case VT_UINT:
if(var_arg->vt & VT_BYREF)
pval_arg->value.lval = (long)*(var_arg->puintVal);
else
pval_arg->value.lval = (long) var_arg->uintVal;
pval_arg->type = IS_LONG;
break;
default:
php_error(E_WARNING,"Unsupported variant type: %d (0x%X)", var_arg->vt, var_arg->vt);
var_reset(pval_arg);
break;
}
}
PHPAPI OLECHAR *php_char_to_OLECHAR(char *C_str, uint strlen, int codepage)
{
OLECHAR *unicode_str;
//request needed buffersize
uint reqSize = MultiByteToWideChar(codepage, MB_PRECOMPOSED | MB_ERR_INVALID_CHARS, C_str, -1, NULL, 0);
if(reqSize)
{
unicode_str = (OLECHAR *) emalloc(sizeof(OLECHAR) * reqSize);
//convert string
MultiByteToWideChar(codepage, MB_PRECOMPOSED | MB_ERR_INVALID_CHARS, C_str, -1, unicode_str, reqSize);
}
else
{
unicode_str = (OLECHAR *) emalloc(sizeof(OLECHAR));
*unicode_str = 0;
switch(GetLastError())
{
case ERROR_NO_UNICODE_TRANSLATION:
php_error(E_WARNING,"No unicode translation available for the specified string");
break;
default:
php_error(E_WARNING,"Error in php_char_to_OLECHAR()");
}
}
return unicode_str;
}
PHPAPI char *php_OLECHAR_to_char(OLECHAR *unicode_str, uint *out_length, int persistent, int codepage)
{
char *C_str;
uint length = 0;
//request needed buffersize
uint reqSize = WideCharToMultiByte(codepage, WC_COMPOSITECHECK, unicode_str, -1, NULL, 0, NULL, NULL);
if(reqSize)
{
C_str = (char *) pemalloc(sizeof(char) * reqSize, persistent);
//convert string
length = WideCharToMultiByte(codepage, WC_COMPOSITECHECK, unicode_str, -1, C_str, reqSize, NULL, NULL) - 1;
}
else
{
C_str = (char *) pemalloc(sizeof(char), persistent);
*C_str = 0;
php_error(E_WARNING,"Error in php_OLECHAR_to_char()");
}
if(out_length)
*out_length = length;
return C_str;
}
#endif /* PHP_WIN32 */
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