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/* -----------------------------------------------------------------------------
* director.swg
*
* This file contains support for director classes that proxy
* method calls from C++ to PHP extensions.
* ----------------------------------------------------------------------------- */
#ifndef SWIG_DIRECTOR_PHP_HEADER_
#define SWIG_DIRECTOR_PHP_HEADER_
#ifdef __cplusplus
#include <string>
#include <map>
/*
Use -DSWIG_DIRECTOR_STATIC if you prefer to avoid the use of the
'Swig' namespace. This could be useful for multi-modules projects.
*/
#ifdef SWIG_DIRECTOR_STATIC
/* Force anonymous (static) namespace */
#define Swig
#endif
namespace Swig {
/* memory handler */
struct GCItem
{
virtual ~GCItem() {}
virtual int get_own() const
{
return 0;
}
};
struct GCItem_var
{
GCItem_var(GCItem *item = 0) : _item(item)
{
}
GCItem_var& operator=(GCItem *item)
{
GCItem *tmp = _item;
_item = item;
delete tmp;
return *this;
}
~GCItem_var()
{
delete _item;
}
GCItem * operator->() const
{
return _item;
}
private:
GCItem *_item;
};
struct GCItem_Object : GCItem
{
GCItem_Object(int own) : _own(own)
{
}
virtual ~GCItem_Object()
{
}
int get_own() const
{
return _own;
}
private:
int _own;
};
template <typename Type>
struct GCItem_T : GCItem
{
GCItem_T(Type *ptr) : _ptr(ptr)
{
}
virtual ~GCItem_T()
{
delete _ptr;
}
private:
Type *_ptr;
};
class Director {
protected:
zval *swig_self;
typedef std::map<void*, GCItem_var> swig_ownership_map;
mutable swig_ownership_map swig_owner;
#ifdef ZTS
// Store the ZTS context so it's available when C++ calls back to PHP.
void *** swig_zts_ctx;
#endif
public:
Director(zval* self TSRMLS_DC) : swig_self(self) {
TSRMLS_SET_CTX(swig_zts_ctx);
}
bool swig_is_overridden_method(char *cname, char *lc_fname) {
TSRMLS_FETCH_FROM_CTX(swig_zts_ctx);
zend_class_entry **ce;
zend_function *mptr;
int name_len = strlen(lc_fname);
if (zend_lookup_class(cname, strlen(cname), &ce TSRMLS_CC) != SUCCESS) {
return false;
}
if (zend_hash_find(&(*ce)->function_table, lc_fname, name_len + 1, (void**) &mptr) != SUCCESS) {
return false;
}
// common.scope points to the declaring class
return strcmp(mptr->common.scope->name, cname);
}
template <typename Type>
void swig_acquire_ownership(Type *vptr) const
{
if (vptr) {
swig_owner[vptr] = new GCItem_T<Type>(vptr);
}
}
};
/* base class for director exceptions */
class DirectorException {
protected:
std::string swig_msg;
public:
DirectorException(int code, const char *hdr, const char* msg TSRMLS_DC)
: swig_msg(hdr)
{
if (strlen(msg)) {
swig_msg += " ";
swig_msg += msg;
}
SWIG_ErrorCode() = code;
SWIG_ErrorMsg() = swig_msg.c_str();
}
static void raise(int code, const char *hdr, const char* msg TSRMLS_DC)
{
throw DirectorException(code, hdr, msg TSRMLS_CC);
}
};
/* attempt to call a pure virtual method via a director method */
class DirectorPureVirtualException : public Swig::DirectorException
{
public:
DirectorPureVirtualException(const char* msg TSRMLS_DC)
: DirectorException(E_ERROR, "SWIG director pure virtual method called", msg TSRMLS_CC)
{
}
static void raise(const char *msg TSRMLS_DC)
{
throw DirectorPureVirtualException(msg TSRMLS_CC);
}
};
/* any php exception that occurs during a director method call */
class DirectorMethodException : public Swig::DirectorException
{
public:
DirectorMethodException(const char* msg TSRMLS_DC)
: DirectorException(E_ERROR, "SWIG director method error", msg TSRMLS_CC)
{
}
static void raise(const char *msg TSRMLS_DC)
{
throw DirectorMethodException(msg TSRMLS_CC);
}
};
}
// DirectorMethodException() is documented to be callable with no parameters
// so use a macro to insert TSRMLS_CC so any ZTS context gets passed.
#define DirectorMethodException() DirectorMethodException("" TSRMLS_CC)
#endif /* __cplusplus */
#endif
|
