php-src/ext/com/conversion.c
2001-10-17 12:48:26 +00:00

847 lines
23 KiB
C

/*
+----------------------------------------------------------------------+
| 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> |
| Alan Brown <abrown@pobox.com> |
| Paul Shortis <pshortis@dataworx.com.au> |
+----------------------------------------------------------------------+
*/
/*
* 03.6.2001
* Added SafeArray ==> Hash support
*/
/*
* Paul Shortis June 7, 2001 <pshortis@dataworx.com.au> - Added code to support SafeArray passing
* to COM objects. Support includes passing arrays of variants as well
* as typed arrays.
*/
#ifdef PHP_WIN32
#include "php.h"
#include "php_COM.h"
#include "php_VARIANT.h"
/* prototypes */
static void comval_to_variant(pval *pval_arg, VARIANT *var_arg TSRMLS_DC);
/* implementations */
PHPAPI void php_pval_to_variant(pval *pval_arg, VARIANT *var_arg, int codepage TSRMLS_DC)
{
int type = VT_EMPTY; /* default variant type */
switch (Z_TYPE_P(pval_arg)) {
case IS_NULL:
type = VT_NULL;
break;
case IS_BOOL:
type = VT_BOOL;
break;
case IS_OBJECT:
if (!strcmp(Z_OBJCE_P(pval_arg)->name, "VARIANT")) {
type = VT_VARIANT|VT_BYREF;
} else if (!strcmp(Z_OBJCE_P(pval_arg)->name, "COM")) {
type = VT_DISPATCH;
}
break;
case IS_ARRAY:
type = VT_ARRAY;
break;
case IS_RESOURCE:
case IS_CONSTANT:
case IS_CONSTANT_ARRAY:
/* ?? */
break;
case IS_LONG:
type = VT_I4; /* assuming 32-bit platform */
break;
case IS_DOUBLE:
type = VT_R8; /* assuming 64-bit double precision */
break;
case IS_STRING:
type = VT_BSTR;
break;
}
php_pval_to_variant_ex2(pval_arg, var_arg, type, codepage TSRMLS_CC);
}
PHPAPI void php_pval_to_variant_ex(pval *pval_arg, VARIANT *var_arg, pval *pval_type, int codepage TSRMLS_DC)
{
php_pval_to_variant_ex2(pval_arg, var_arg, Z_LVAL_P(pval_type), codepage TSRMLS_CC);
}
PHPAPI void php_pval_to_variant_ex2(pval *pval_arg, VARIANT *var_arg, int type, int codepage TSRMLS_DC)
{
OLECHAR *unicode_str;
VariantInit(var_arg);
V_VT(var_arg) = type;
if (V_VT(var_arg) & VT_ARRAY) {
/* For now we'll just handle single dimension arrays, we'll use the data type of the first element for the
output data type */
HashTable *ht = Z_ARRVAL(*pval_arg);
int numberOfElements = zend_hash_num_elements(ht);
SAFEARRAY *safeArray;
SAFEARRAYBOUND bounds[1];
VARIANT *v;
zval **entry; /* An entry in the input array */
type &= ~VT_ARRAY;
if (V_VT(var_arg) == (VT_ARRAY|VT_BYREF)) { /* == is intended, because VT_*|VT_BYREF|VT_ARRAY means something diffrent */
type &= ~VT_BYREF;
ALLOC_VARIANT(V_VARIANTREF(var_arg));
var_arg = V_VARIANTREF(var_arg); /* put the array in that VARIANT */
}
bounds[0].lLbound = 0;
bounds[0].cElements = numberOfElements;
safeArray = SafeArrayCreate(VT_VARIANT, 1, bounds);
if (NULL == safeArray) {
php_error( E_WARNING,"Unable to convert php array to VARIANT array - %s", numberOfElements ? "" : "(Empty input array)");
ZVAL_FALSE(pval_arg);
} else {
V_ARRAY(var_arg) = safeArray;
V_VT(var_arg) = VT_ARRAY|VT_VARIANT; /* Now have a valid safe array allocated */
if (SUCCEEDED(SafeArrayLock(safeArray))) {
ulong i;
zend_hash_internal_pointer_reset(ht);
for (i = 0; i < (ulong)numberOfElements; ++i) {
if ((zend_hash_get_current_data(ht, (void **)&entry) == SUCCESS) && (entry != NULL)) { /* Get a pointer to the php array element */
/* Add another value to the safe array */
if (SUCCEEDED(SafeArrayPtrOfIndex( safeArray, &i, &v))) { /* Pointer to output element entry retrieved successfully */
if (type) { /* explicit type */
php_pval_to_variant_ex2(*entry, v, type, codepage TSRMLS_CC); /* Do the required conversion */
} else {
php_pval_to_variant(*entry, v, codepage TSRMLS_CC); /* Do the required conversion */
}
} else {
php_error( E_WARNING,"phpArrayToSafeArray() - Unable to retrieve pointer to output element number (%d)", i);
}
}
zend_hash_move_forward(ht);
}
SafeArrayUnlock( safeArray);
} else {
php_error( E_WARNING,"phpArrayToSafeArray() - Unable to lock safeArray");
}
}
} else {
switch (V_VT(var_arg)) {
case VT_UI1:
convert_to_long_ex(&pval_arg);
V_UI1(var_arg) = (unsigned char) Z_LVAL_P(pval_arg);
break;
case VT_I2:
convert_to_long_ex(&pval_arg);
V_I2(var_arg) = (short) Z_LVAL_P(pval_arg);
break;
case VT_I4:
convert_to_long_ex(&pval_arg);
V_I4(var_arg) = Z_LVAL_P(pval_arg);
break;
case VT_R4:
convert_to_double_ex(&pval_arg);
V_R4(var_arg) = (float) Z_DVAL_P(pval_arg);
break;
case VT_R8:
convert_to_double_ex(&pval_arg);
V_R8(var_arg) = Z_DVAL_P(pval_arg);
break;
case VT_BOOL:
convert_to_boolean_ex(&pval_arg);
if (Z_LVAL_P(pval_arg)) {
V_BOOL(var_arg) = VT_TRUE;
} else {
V_BOOL(var_arg) = VT_FALSE;
}
break;
case VT_ERROR:
convert_to_long_ex(&pval_arg);
V_ERROR(var_arg) = Z_LVAL_P(pval_arg);
break;
case VT_CY:
convert_to_double_ex(&pval_arg);
VarCyFromR8(Z_DVAL_P(pval_arg), &V_CY(var_arg));
break;
case VT_DATE: {
SYSTEMTIME wintime;
struct tm *phptime;
switch (Z_TYPE_P(pval_arg)) {
case IS_DOUBLE:
/* already a VariantTime value */
V_DATE(var_arg) = Z_DVAL_P(pval_arg);
break;
/** @todo
case IS_STRING:
/* string representation of a time value */
default:
/* a PHP time value ? */
convert_to_long_ex(&pval_arg);
phptime = gmtime(&(Z_LVAL_P(pval_arg)));
memset(&wintime, 0, sizeof(wintime));
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, &V_DATE(var_arg));
break;
}
}
break;
case VT_BSTR:
convert_to_string_ex(&pval_arg);
unicode_str = php_char_to_OLECHAR(Z_STRVAL_P(pval_arg), Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
V_BSTR(var_arg) = SysAllocStringByteLen((char *) unicode_str, Z_STRLEN_P(pval_arg) * sizeof(OLECHAR));
efree(unicode_str);
break;
case VT_DECIMAL:
convert_to_string_ex(&pval_arg);
unicode_str = php_char_to_OLECHAR(Z_STRVAL_P(pval_arg), Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
VarDecFromStr(unicode_str, LOCALE_SYSTEM_DEFAULT, 0, &V_DECIMAL(var_arg));
break;
case VT_DECIMAL|VT_BYREF:
convert_to_string_ex(&pval_arg);
unicode_str = php_char_to_OLECHAR(Z_STRVAL_P(pval_arg), Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
VarDecFromStr(unicode_str, LOCALE_SYSTEM_DEFAULT, 0, V_DECIMALREF(var_arg));
break;
case VT_UNKNOWN:
comval_to_variant(pval_arg, var_arg TSRMLS_CC);
if (V_VT(var_arg) != VT_DISPATCH) {
VariantInit(var_arg);
} else {
V_VT(var_arg) = VT_UNKNOWN;
V_UNKNOWN(var_arg) = (IUnknown *) V_DISPATCH(var_arg);
}
break;
case VT_DISPATCH:
comval_to_variant(pval_arg, var_arg TSRMLS_CC);
if (V_VT(var_arg) != VT_DISPATCH) {
VariantInit(var_arg);
}
break;
case VT_UI1|VT_BYREF:
convert_to_long(pval_arg);
V_UI1REF(var_arg) = (unsigned char FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_I2|VT_BYREF:
convert_to_long(pval_arg);
V_I2REF(var_arg) = (short FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_I4|VT_BYREF:
convert_to_long(pval_arg);
V_I4REF(var_arg) = (long FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_R4|VT_BYREF:
convert_to_double(pval_arg);
V_R4REF(var_arg) = (float FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_R8|VT_BYREF:
convert_to_double(pval_arg);
V_R8REF(var_arg) = (double FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_BOOL|VT_BYREF:
convert_to_boolean(pval_arg);
/* emalloc or malloc ? */
V_BOOLREF(var_arg) = (short FAR*) pemalloc(sizeof(short), 1);
if (Z_LVAL_P(pval_arg)) {
*V_BOOLREF(var_arg) = VT_TRUE;
} else {
*V_BOOLREF(var_arg) = VT_TRUE;
}
break;
case VT_ERROR|VT_BYREF:
convert_to_long(pval_arg);
V_ERRORREF(var_arg) = (long FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_CY|VT_BYREF:
convert_to_double_ex(&pval_arg);
VarCyFromR8(Z_DVAL_P(pval_arg), var_arg->pcyVal);
break;
case VT_DATE|VT_BYREF: {
SYSTEMTIME wintime;
struct tm *phptime;
phptime = gmtime(&(Z_LVAL_P(pval_arg)));
memset(&wintime, 0, sizeof(wintime));
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);
}
break;
case VT_BSTR|VT_BYREF:
convert_to_string(pval_arg);
V_BSTRREF(var_arg) = (BSTR FAR*) emalloc(sizeof(BSTR FAR*));
unicode_str = php_char_to_OLECHAR(Z_STRVAL_P(pval_arg), Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
*V_BSTRREF(var_arg) = SysAllocString(unicode_str);
efree(unicode_str);
break;
case VT_UNKNOWN|VT_BYREF:
comval_to_variant(pval_arg, var_arg TSRMLS_CC);
if (V_VT(var_arg) != VT_DISPATCH) {
VariantInit(var_arg);
} else {
V_VT(var_arg) = VT_UNKNOWN|VT_BYREF;
V_UNKNOWNREF(var_arg) = (IUnknown **) &V_DISPATCH(var_arg);
}
break;
case VT_DISPATCH|VT_BYREF:
comval_to_variant(pval_arg, var_arg TSRMLS_CC);
if (V_VT(var_arg) != VT_DISPATCH) {
VariantInit(var_arg);
} else {
V_VT(var_arg) = VT_DISPATCH|VT_BYREF;
V_DISPATCHREF(var_arg) = &V_DISPATCH(var_arg);
}
break;
case VT_VARIANT:
php_error(E_WARNING,"VT_VARIANT is invalid. Use VT_VARIANT|VT_BYREF instead.");
/* break missing intentionally */
case VT_VARIANT|VT_BYREF: {
int tp;
pval **var_handle;
/* fetch the VARIANT structure */
zend_hash_index_find(Z_OBJPROP_P(pval_arg), 0, (void **) &var_handle);
V_VT(var_arg) = VT_VARIANT|VT_BYREF;
V_VARIANTREF(var_arg) = (VARIANT FAR*) zend_list_find(Z_LVAL_P(*var_handle), &tp);
if (!V_VARIANTREF(var_arg) && (tp != IS_VARIANT)) {
VariantInit(var_arg);
}
}
/*
should be, but isn't :)
if (V_VT(var_arg) != (VT_VARIANT|VT_BYREF))
{
VariantInit(var_arg);
}
*/
break;
case VT_I1:
convert_to_long_ex(&pval_arg);
V_I1(var_arg) = (char)Z_LVAL_P(pval_arg);
break;
case VT_UI2:
convert_to_long_ex(&pval_arg);
V_UI2(var_arg) = (unsigned short)Z_LVAL_P(pval_arg);
break;
case VT_UI4:
convert_to_long_ex(&pval_arg);
V_UI4(var_arg) = (unsigned long)Z_LVAL_P(pval_arg);
break;
case VT_INT:
convert_to_long_ex(&pval_arg);
V_INT(var_arg) = (int)Z_LVAL_P(pval_arg);
break;
case VT_UINT:
convert_to_long_ex(&pval_arg);
V_UINT(var_arg) = (unsigned int)Z_LVAL_P(pval_arg);
break;
case VT_I1|VT_BYREF:
convert_to_long(pval_arg);
V_I1REF(var_arg) = (char FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_UI2|VT_BYREF:
convert_to_long(pval_arg);
V_UI2REF(var_arg) = (unsigned short FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_UI4|VT_BYREF:
convert_to_long(pval_arg);
V_UI4REF(var_arg) = (unsigned long FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_INT|VT_BYREF:
convert_to_long(pval_arg);
V_INTREF(var_arg) = (int FAR*) &Z_LVAL_P(pval_arg);
break;
case VT_UINT|VT_BYREF:
convert_to_long(pval_arg);
V_UINTREF(var_arg) = (unsigned int FAR*) &Z_LVAL_P(pval_arg);
break;
default:
php_error(E_WARNING, "Type not supported or not yet implemented.");
}
}
}
PHPAPI int php_variant_to_pval(VARIANT *var_arg, pval *pval_arg, int codepage TSRMLS_DC)
{
/* Changed the function to return a value for recursive error testing */
/* Existing calls will be unaffected by the change - so it */
/* seemed like the smallest impact on unfamiliar code */
int ret = SUCCESS;
INIT_PZVAL(pval_arg);
/* Add SafeArray support */
if (V_ISARRAY(var_arg)) {
SAFEARRAY *array = V_ARRAY(var_arg);
LONG indices[1];
LONG lbound=0, ubound;
VARTYPE vartype;
register int ii;
UINT Dims;
VARIANT vv;
pval *element;
HRESULT hr;
/* TODO: Add support for multi-dimensional SafeArrays */
/* For now just validate that the SafeArray has one dimension */
if (1 != (Dims = SafeArrayGetDim(array))) {
php_error(E_WARNING,"Unsupported: multi-dimensional (%d) SafeArrays", Dims);
ZVAL_NULL(pval_arg);
return FAILURE;
}
SafeArrayLock(array);
/* This call has failed for everything I have tried */
/* But best leave it to be on the safe side */
if (FAILED(SafeArrayGetVartype(array, &vartype)) || (vartype == VT_EMPTY)) {
/* Fall back to what we do know */
/* Mask off the array bit and assume */
/* what is left is the type of the array */
/* elements */
vartype = V_VT(var_arg) & ~VT_ARRAY;
}
SafeArrayGetUBound(array, 1, &ubound);
SafeArrayGetLBound(array, 1, &lbound);
/* Since COM returned an array we set up the php */
/* return value to be an array */
array_init(pval_arg);
/* Walk the safe array */
for (ii=lbound;ii<=ubound;ii++) {
indices[0] = ii;
VariantInit(&vv); /* Docs say this just set the vt field, but you never know */
/* Set up a variant to pass to a recursive call */
/* So that we do not need to have two copies */
/* of the code */
if (VT_VARIANT == vartype) {
hr = SafeArrayGetElement(array, indices, (VOID *) &(vv));
} else {
V_VT(&vv) = vartype;
hr = SafeArrayGetElement(array, indices, (VOID *) &(vv.lVal));
}
if (FAILED(hr)) {
/* Failure to retieve an element probably means the array is sparse */
/* So leave the php array sparse too */
continue;
}
/* Create an element to be added to the array */
ALLOC_ZVAL(element);
/* Call ourself again to handle the base type conversion */
/* If SafeArrayGetElement proclaims to allocate */
/* memory for a BSTR, so the recursive call frees */
/* the string correctly */
if (FAILURE == php_variant_to_pval(&vv, element, codepage TSRMLS_CC)) {
/* Error occurred setting up array element */
/* Error was displayed by the recursive call */
FREE_ZVAL(element);
/* TODO: Do we stop here, or go on and */
/* try to make sense of the rest of the array */
/* Going on leads to multiple errors displayed */
/* for the same conversion. For large arrays that */
/* could be very annoying */
/* And if we don't go on - what to do about */
/* the parts of the array that are OK? */
/* break; */
} else {
/* Just insert the element into our return array */
add_index_zval(pval_arg, ii, element);
}
}
SafeArrayUnlock(array);
} else switch (var_arg->vt & ~VT_BYREF) {
case VT_EMPTY:
ZVAL_NULL(pval_arg);
break;
case VT_UI1:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long)*V_UI1REF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_UI1(var_arg));
}
break;
case VT_I2:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long )*V_I2REF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_I2(var_arg));
}
break;
case VT_I4:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, *V_I4REF(var_arg));
} else {
ZVAL_LONG(pval_arg, V_I4(var_arg));
}
break;
case VT_R4:
if (V_ISBYREF(var_arg)) {
ZVAL_DOUBLE(pval_arg, (double)*V_R4REF(var_arg));
} else {
ZVAL_DOUBLE(pval_arg, (double)V_R4(var_arg));
}
break;
case VT_R8:
if (V_ISBYREF(var_arg)) {
ZVAL_DOUBLE(pval_arg, *V_R8REF(var_arg));
} else {
ZVAL_DOUBLE(pval_arg, V_R8(var_arg));
}
break;
/* 96bit uint */
case VT_DECIMAL: {
OLECHAR *unicode_str;
switch (VarBstrFromDec(&V_DECIMAL(var_arg), LOCALE_SYSTEM_DEFAULT, 0, &unicode_str)) {
case S_OK:
Z_STRVAL_P(pval_arg) = php_OLECHAR_to_char(unicode_str, &Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
Z_TYPE_P(pval_arg) = IS_STRING;
break;
default:
ZVAL_NULL(pval_arg);
ret = FAILURE;
php_error(E_WARNING, "Error converting DECIMAL value to PHP string");
break;
}
}
break;
/* Currency */
case VT_CY:
if (V_ISBYREF(var_arg)) {
VarR8FromCy(*V_CYREF(var_arg), &Z_DVAL_P(pval_arg));
} else {
VarR8FromCy(V_CY(var_arg), &Z_DVAL_P(pval_arg));
}
Z_TYPE_P(pval_arg) = IS_DOUBLE;
break;
case VT_BOOL:
if (V_ISBYREF(var_arg)) {
if (*V_BOOLREF(var_arg)) {
ZVAL_BOOL(pval_arg, Z_TRUE);
} else {
ZVAL_BOOL(pval_arg, Z_FALSE);
}
} else {
if (V_BOOL(var_arg)) {
ZVAL_BOOL(pval_arg, Z_TRUE);
} else {
ZVAL_BOOL(pval_arg, Z_FALSE);
}
}
break;
case VT_NULL:
case VT_VOID:
ZVAL_NULL(pval_arg);
break;
case VT_VARIANT:
php_variant_to_pval(V_VARIANTREF(var_arg), pval_arg, codepage TSRMLS_CC);
break;
case VT_BSTR:
if (V_ISBYREF(var_arg)) {
Z_STRVAL_P(pval_arg) = php_OLECHAR_to_char(*V_BSTRREF(var_arg), &Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
efree(V_BSTRREF(var_arg));
} else {
Z_STRVAL_P(pval_arg) = php_OLECHAR_to_char(V_BSTR(var_arg), &Z_STRLEN_P(pval_arg), codepage TSRMLS_CC);
}
Z_TYPE_P(pval_arg) = IS_STRING;
break;
case VT_DATE: {
BOOL success;
SYSTEMTIME wintime;
struct tm phptime;
if (V_ISBYREF(var_arg)) {
success = VariantTimeToSystemTime(*V_DATEREF(var_arg), &wintime);
} else {
success = VariantTimeToSystemTime(V_DATE(var_arg), &wintime);
}
if (success) {
memset(&phptime, 0, sizeof(phptime));
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();
ZVAL_LONG(pval_arg, mktime(&phptime));
} else {
ret = FAILURE;
}
}
break;
case VT_UNKNOWN:
if (V_UNKNOWN(var_arg) == NULL) {
V_DISPATCH(var_arg) = NULL;
} else {
HRESULT hr;
hr = V_UNKNOWN(var_arg)->lpVtbl->QueryInterface(var_arg->punkVal, &IID_IDispatch, &V_DISPATCH(var_arg));
if (FAILED(hr))
{
char *error_message;
error_message = php_COM_error_message(hr TSRMLS_CC);
php_error(E_WARNING,"Unable to obtain IDispatch interface: %s", error_message);
LocalFree(error_message);
V_DISPATCH(var_arg) = NULL;
}
}
/* break missing intentionaly */
case VT_DISPATCH: {
comval *obj;
if (V_DISPATCH(var_arg) == NULL) {
ret = FAILURE;
ZVAL_NULL(pval_arg);
} else {
ALLOC_COM(obj);
php_COM_set(obj, &V_DISPATCH(var_arg), TRUE TSRMLS_CC);
ZVAL_COM(pval_arg, obj);
}
}
break;
case VT_I1:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long)*V_I1REF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_I1(var_arg));
}
break;
case VT_UI2:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long)*V_UI2REF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_UI2(var_arg));
}
break;
case VT_UI4:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long)*V_UI4REF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_UI4(var_arg));
}
break;
case VT_INT:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long)*V_INTREF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_INT(var_arg));
}
break;
case VT_UINT:
if (V_ISBYREF(var_arg)) {
ZVAL_LONG(pval_arg, (long)*V_UINTREF(var_arg));
} else {
ZVAL_LONG(pval_arg, (long)V_UINT(var_arg));
}
break;
default:
php_error(E_WARNING,"Unsupported variant type: %d (0x%X)", V_VT(var_arg), V_VT(var_arg));
ZVAL_NULL(pval_arg);
ret = FAILURE;
break;
}
return ret;
}
PHPAPI OLECHAR *php_char_to_OLECHAR(char *C_str, uint strlen, int codepage TSRMLS_DC)
{
BOOL error = FALSE;
OLECHAR *unicode_str;
if (strlen == -1) {
/* request needed buffersize */
strlen = MultiByteToWideChar(codepage, MB_PRECOMPOSED | MB_ERR_INVALID_CHARS, C_str, -1, NULL, 0);
} else {
/* \0 terminator */
strlen++;
}
if (strlen >= 0) {
unicode_str = (OLECHAR *) emalloc(sizeof(OLECHAR) * strlen);
/* convert string */
error = !MultiByteToWideChar(codepage, MB_PRECOMPOSED | MB_ERR_INVALID_CHARS, C_str, strlen, unicode_str, strlen);
} else {
/* return a zero-length string */
unicode_str = (OLECHAR *) emalloc(sizeof(OLECHAR));
*unicode_str = 0;
error = TRUE;
}
if (error) {
switch (GetLastError()) {
case ERROR_NO_UNICODE_TRANSLATION:
php_error(E_WARNING, "No unicode translation available for the specified string");
break;
case ERROR_INSUFFICIENT_BUFFER:
php_error(E_WARNING, "Internal Error: Insufficient Buffer");
break;
default:
php_error(E_WARNING, "Unknown error in php_char_to_OLECHAR()");
}
}
return unicode_str;
}
PHPAPI char *php_OLECHAR_to_char(OLECHAR *unicode_str, uint *out_length, int codepage TSRMLS_DC)
{
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 *) emalloc(sizeof(char) * reqSize);
/* convert string */
length = WideCharToMultiByte(codepage, WC_COMPOSITECHECK, unicode_str, -1, C_str, reqSize, NULL, NULL) - 1;
} else {
C_str = (char *) emalloc(sizeof(char));
*C_str = 0;
php_error(E_WARNING,"Error in php_OLECHAR_to_char()");
}
if (out_length) {
*out_length = length;
}
return C_str;
}
static void comval_to_variant(pval *pval_arg, VARIANT *var_arg TSRMLS_DC)
{
pval **comval_handle;
comval *obj;
int type;
/* fetch the comval structure */
zend_hash_index_find(Z_OBJPROP_P(pval_arg), 0, (void **) &comval_handle);
obj = (comval *)zend_list_find(Z_LVAL_P(*comval_handle), &type);
if (!obj || (type != IS_COM) || !C_ISREFD(obj)) {
VariantInit(var_arg);
} else {
V_VT(var_arg) = VT_DISPATCH;
V_DISPATCH(var_arg) = C_DISPATCH(obj);
}
}
#endif /* PHP_WIN32 */