DECLARE_TEST(objectmap, initialize) {
objectmap_t* map;
map = objectmap_allocate(129);
EXPECT_EQ(objectmap_size(map), 129);
EXPECT_EQ(objectmap_lookup(map, 0), 0);
EXPECT_EQ(objectmap_lookup(map, 1), 0);
EXPECT_EQ(objectmap_raw_lookup(map, 0), 0);
EXPECT_EQ(objectmap_raw_lookup(map, 1), 0);
objectmap_deallocate(map);
return 0;
}
object_t library_load( const char* name )
{
library_t* library;
hash_t namehash;
unsigned int i, size;
uint64_t id;
#if FOUNDATION_PLATFORM_WINDOWS
char* dllname;
HANDLE dll;
#endif
//Locate already loaded library
library = 0;
namehash = string_hash( name );
for( i = 0, size = objectmap_size( _library_map ); i < size; ++i )
{
library = objectmap_raw_lookup( _library_map, i );
if( library && ( library->namehash == namehash ) )
{
FOUNDATION_ASSERT( string_equal( library->name, name ) );
atomic_incr32( &library->ref );
return library->id;
}
}
error_context_push( "loading library", name );
//Try loading library
#if FOUNDATION_PLATFORM_WINDOWS
dllname = string_format( "%s.dll", name );
dll = LoadLibraryA( dllname );
if( !dll )
{
#if FOUNDATION_PLATFORM_ARCH_X86
string_deallocate( dllname );
dllname = string_format( "%s32.dll", name );
dll = LoadLibraryA( dllname );
#elif FOUNDATION_PLATFORM_ARCH_X86_64
string_deallocate( dllname );
dllname = string_format( "%s64.dll", name );
dll = LoadLibraryA( dllname );
#endif
}
string_deallocate( dllname );
if( !dll )
{
log_warnf( 0, WARNING_SUSPICIOUS, "Unable to load DLL '%s': %s", name, system_error_message( 0 ) );
error_context_pop();
return 0;
}
#elif FOUNDATION_PLATFORM_POSIX
# if FOUNDATION_PLATFORM_APPLE
char* libname = string_format( "lib%s.dylib", name );
# else
char* libname = string_format( "lib%s.so", name );
# endif
void* lib = dlopen( libname, RTLD_LAZY );
string_deallocate( libname );
#if FOUNDATION_PLATFORM_ANDROID
if( !lib )
{
libname = string_format( "%s/lib%s.so", environment_executable_directory(), name );
lib = dlopen( libname, RTLD_LAZY );
string_deallocate( libname );
}
#endif
if( !lib )
{
log_warnf( 0, WARNING_SUSPICIOUS, "Unable to load dynamic library '%s': %s", name, dlerror() );
error_context_pop();
return 0;
}
#else
log_errorf( 0, ERROR_NOT_IMPLEMENTED, "Dynamic library loading not implemented for this platform: %s", name );
error_context_pop();
return 0;
#endif
id = objectmap_reserve( _library_map );
if( !id )
{
#if FOUNDATION_PLATFORM_WINDOWS
FreeLibrary( dll );
#elif FOUNDATION_PLATFORM_POSIX
dlclose( lib );
#endif
log_errorf( 0, ERROR_OUT_OF_MEMORY, "Unable to allocate new library '%s', map full", name );
error_context_pop();
return 0;
}
library = memory_allocate_zero( sizeof( library_t ), 0, MEMORY_PERSISTENT );
library->ref = 1;
library->id = id;
library->namehash = string_hash( name );
string_copy( library->name, name, 32 );
#if FOUNDATION_PLATFORM_WINDOWS
library->dll = dll;
#elif FOUNDATION_PLATFORM_POSIX
library->lib = lib;
#endif
objectmap_set( _library_map, id, library );
error_context_pop();
return library->id;
}
