php/ext/google/protobuf/array.h

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
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#ifndef PHP_PROTOBUF_ARRAY_H_
#define PHP_PROTOBUF_ARRAY_H_

#include <php.h>

#include "php-upb.h"

// Registers PHP classes for RepeatedField.
void Array_ModuleInit();

// Gets a upb_array* for the PHP object |val|:
//  * If |val| is a RepeatedField object, we first check its type and verify
//    that that the elements have the correct type for |f|. If so, we return the
//    wrapped upb_array*. We also make sure that this array's arena is fused to
//    |arena|, so the returned upb_array is guaranteed to live as long as
//    |arena|.
//  * If |val| is a PHP Array, we attempt to create a new upb_array using
//    |arena| and add all of the PHP elements to it.
//
// If an error occurs, we raise a PHP error and return NULL.
upb_array *RepeatedField_GetUpbArray(zval *val, const upb_fielddef *f, upb_arena *arena);

// Creates a PHP RepeatedField object for the given upb_array* and |f| and
// returns it in |val|. The PHP object will keep a reference to this |arena| to
// ensure the underlying array data stays alive.
//
// If |arr| is NULL, this will return a PHP null object.
void RepeatedField_GetPhpWrapper(zval *val, upb_array *arr,
                                 const upb_fielddef *f, zval *arena);

// Returns true if the given arrays are equal. Both arrays must be of this
// |type| and, if the type is |UPB_TYPE_MESSAGE|, must have the same |m|.
bool ArrayEq(const upb_array *a1, const upb_array *a2, upb_fieldtype_t type,
             const upb_msgdef *m);

#endif  // PHP_PROTOBUF_ARRAY_H_