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/* Copyright (C) 2013 Red Hat
This file is part of IcedTea.
IcedTea is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
IcedTea 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with IcedTea; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
Linking this library statically or dynamically with other modules is
making a combined work based on this library. Thus, the terms and
conditions of the GNU General Public License cover the whole
combination.
As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
modules, and to copy and distribute the resulting executable under
terms of your choice, provided that you also meet, for each linked
independent module, the terms and conditions of the license of that
module. An independent module is a module which is not derived from
or based on this library. If you modify this library, you may extend
this exception to your version of the library, but you are not
obligated to do so. If you do not wish to do so, delete this
exception statement from your version. */
#include <cstdlib>
#include <map>
#include "IcedTeaNPPlugin.h"
#include "checked_allocations.h"
#include "browser_mock_npidentifier.h"
struct MockedNPIdentifier_t; // foward declare
typedef std::basic_string<char, std::char_traits<char>, SafeAllocator> SafeString;
typedef std::map<int, MockedNPIdentifier_t*, std::less<int>, SafeAllocator> SafeIntToIDMap;
typedef std::map<SafeString, MockedNPIdentifier_t*, std::less<SafeString>, SafeAllocator> SafeStringToIDMap;
// Handles creation of NPIdentifier
// Carefully avoids operator new so as not to interfere with leak detection.
// This mimics browser internal state.
struct MockedNPIdentifier_t {
SafeString string;
int integer;
bool is_integer; // If false, it is a string
// Carefully avoids operator new so as not to interfere with leak detection
static MockedNPIdentifier_t* safe_allocate(SafeString str) {
MockedNPIdentifier_t* mem = (MockedNPIdentifier_t*)malloc(sizeof(MockedNPIdentifier_t));
new (&mem->string) SafeString(str);
mem->integer = -1;
mem->is_integer = false;
return mem;
}
// Carefully avoids operator new so as not to interfere with leak detection
static MockedNPIdentifier_t* safe_allocate(int i) {
MockedNPIdentifier_t* mem = (MockedNPIdentifier_t*) malloc(
sizeof(MockedNPIdentifier_t));
new (&mem->string) SafeString();
mem->integer = i;
mem->is_integer = true;
return mem;
}
};
// Mimics global browser data. OK if not cleared in-between tests, does not change semantics.
// Used to ensure NPIdentifiers are unique. Never freed.
static SafeIntToIDMap __np_int_identifiers;
static SafeStringToIDMap __np_string_identifiers;
// Carefully avoids operator new so as not to interfere with leak detection
NPIdentifier browsermock_getstringidentifier(const NPUTF8* name) {
SafeString safe_copy(name);
if (__np_string_identifiers.find(safe_copy) == __np_string_identifiers.end()) {
__np_string_identifiers[safe_copy] = MockedNPIdentifier_t::safe_allocate(safe_copy);
}
return __np_string_identifiers[safe_copy];
}
// Carefully avoids operator new so as not to interfere with leak detection
NPIdentifier browsermock_getintidentifier(int i) {
if (__np_int_identifiers.find(i) == __np_int_identifiers.end()) {
__np_int_identifiers[i] = MockedNPIdentifier_t::safe_allocate(i);
}
return __np_int_identifiers[i];
}
bool browsermock_identifierisstring(NPIdentifier identifier) {
MockedNPIdentifier_t* contents = (MockedNPIdentifier_t*)identifier;
return !contents->is_integer;
}
NPUTF8* browsermock_utf8fromidentifier(NPIdentifier identifier) {
MockedNPIdentifier_t* contents = (MockedNPIdentifier_t*)identifier;
if (contents->is_integer) {
return NULL;
}
// We expect this string to be freed with 'memfree'
NPUTF8* copy = (NPUTF8*) browser_functions.memalloc(contents->string.size() + 1);
memcpy(copy, contents->string.c_str(), contents->string.size() + 1);
return copy;
}
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