/* * Copyright 2010 Piotr Caban for CodeWeavers * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include #include "msvcp.h" #include "windef.h" #include "winbase.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(msvcp); /* dlls/msvcrt/cppexcept.h */ typedef void (*cxx_copy_ctor)(void); /* complete information about a C++ type */ typedef struct __cxx_type_info { UINT flags; /* flags (see CLASS_* flags below) */ const type_info *type_info; /* C++ type info */ this_ptr_offsets offsets; /* offsets for computing the this pointer */ unsigned int size; /* object size */ cxx_copy_ctor copy_ctor; /* copy constructor */ } cxx_type_info; #define CLASS_IS_SIMPLE_TYPE 1 #define CLASS_HAS_VIRTUAL_BASE_CLASS 4 /* table of C++ types that apply for a given object */ typedef struct __cxx_type_info_table { UINT count; /* number of types */ const cxx_type_info *info[3]; /* variable length, we declare it large enough for static RTTI */ } cxx_type_info_table; /* type information for an exception object */ typedef struct __cxx_exception_type { UINT flags; /* TYPE_FLAG flags */ void (*destructor)(void);/* exception object destructor */ void* /*cxx_exc_custom_handler*/ custom_handler; /* custom handler for this exception */ const cxx_type_info_table *type_info_table; /* list of types for this exception object */ } cxx_exception_type; void WINAPI _CxxThrowException(exception*,const cxx_exception_type*); /* vtables */ extern const vtable_ptr MSVCP_exception_vtable; extern const vtable_ptr MSVCP_bad_alloc_vtable; extern const vtable_ptr MSVCP_logic_error_vtable; extern const vtable_ptr MSVCP_length_error_vtable; extern const vtable_ptr MSVCP_out_of_range_vtable; extern const vtable_ptr MSVCP_invalid_argument_vtable; extern const vtable_ptr MSVCP_runtime_error_vtable; extern const vtable_ptr MSVCP_failure_vtable; static void MSVCP_type_info_dtor(type_info * _this) { free(_this->name); } /* Unexported */ DEFINE_THISCALL_WRAPPER(MSVCP_type_info_vector_dtor,8) void * __thiscall MSVCP_type_info_vector_dtor(type_info * _this, unsigned int flags) { TRACE("(%p %x)\n", _this, flags); if (flags & 2) { /* we have an array, with the number of elements stored before the first object */ INT_PTR i, *ptr = (INT_PTR *)_this - 1; for (i = *ptr - 1; i >= 0; i--) MSVCP_type_info_dtor(_this + i); MSVCRT_operator_delete(ptr); } else { MSVCP_type_info_dtor(_this); if (flags & 1) MSVCRT_operator_delete(_this); } return _this; } DEFINE_RTTI_DATA0( type_info, 0, ".?AVtype_info@@" ); DEFINE_THISCALL_WRAPPER(MSVCP_exception_ctor, 8) exception* __thiscall MSVCP_exception_ctor(exception *this, const char **name) { TRACE("(%p %s)\n", this, *name); this->vtable = &MSVCP_exception_vtable; if(*name) { unsigned int name_len = strlen(*name) + 1; this->name = malloc(name_len); memcpy(this->name, *name, name_len); this->do_free = TRUE; } else { this->name = NULL; this->do_free = FALSE; } return this; } DEFINE_THISCALL_WRAPPER(MSVCP_exception_copy_ctor,8) exception* __thiscall MSVCP_exception_copy_ctor(exception *this, const exception *rhs) { TRACE("(%p,%p)\n", this, rhs); if(!rhs->do_free) { this->vtable = &MSVCP_exception_vtable; this->name = rhs->name; this->do_free = FALSE; } else MSVCP_exception_ctor(this, (const char**)&rhs->name); TRACE("name = %s\n", this->name); return this; } DEFINE_THISCALL_WRAPPER(MSVCP_exception_dtor,4) void __thiscall MSVCP_exception_dtor(exception *this) { TRACE("(%p)\n", this); this->vtable = &MSVCP_exception_vtable; if(this->do_free) free(this->name); } DEFINE_THISCALL_WRAPPER(MSVCP_exception_vector_dtor, 8) void * __thiscall MSVCP_exception_vector_dtor(exception *this, unsigned int flags) { TRACE("%p %x\n", this, flags); if(flags & 2) { /* we have an array, with the number of elements stored before the first object */ INT_PTR i, *ptr = (INT_PTR *)this-1; for(i=*ptr-1; i>=0; i--) MSVCP_exception_dtor(this+i); MSVCRT_operator_delete(ptr); } else { MSVCP_exception_dtor(this); if(flags & 1) MSVCRT_operator_delete(this); } return this; } DEFINE_RTTI_DATA0(exception, 0, ".?AVexception@std@@"); static const cxx_type_info exception_cxx_type_info = { 0, &exception_type_info, { 0, -1, 0 }, sizeof(exception), (cxx_copy_ctor)THISCALL(MSVCP_exception_dtor) }; static const cxx_type_info_table exception_cxx_type_table = { 1, { &exception_cxx_type_info, NULL, NULL } }; static const cxx_exception_type exception_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_exception_copy_ctor), NULL, &exception_cxx_type_table }; /* bad_alloc class data */ typedef exception bad_alloc; DEFINE_THISCALL_WRAPPER(MSVCP_bad_alloc_ctor, 8) bad_alloc* __thiscall MSVCP_bad_alloc_ctor(bad_alloc *this, const char **name) { TRACE("%p %s\n", this, *name); MSVCP_exception_ctor(this, name); this->vtable = &MSVCP_bad_alloc_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_bad_alloc_copy_ctor, 8) bad_alloc* __thiscall MSVCP_bad_alloc_copy_ctor(bad_alloc *this, const bad_alloc *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_exception_copy_ctor(this, rhs); this->vtable = &MSVCP_bad_alloc_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_bad_alloc_dtor, 4) void __thiscall MSVCP_bad_alloc_dtor(bad_alloc *this) { TRACE("%p\n", this); MSVCP_exception_dtor(this); } DEFINE_THISCALL_WRAPPER(MSVCP_bad_alloc_vector_dtor, 8) void * __thiscall MSVCP_bad_alloc_vector_dtor(bad_alloc *this, unsigned int flags) { TRACE("%p %x\n", this, flags); if(flags & 2) { /* we have an array, with the number of elements stored before the first object */ INT_PTR i, *ptr = (INT_PTR *)this-1; for(i=*ptr-1; i>=0; i--) MSVCP_bad_alloc_dtor(this+i); MSVCRT_operator_delete(ptr); } else { MSVCP_bad_alloc_dtor(this); if(flags & 1) MSVCRT_operator_delete(this); } return this; } DEFINE_THISCALL_WRAPPER(MSVCP_what_exception,4) const char* __thiscall MSVCP_what_exception(exception * this) { TRACE("(%p) returning %s\n", this, this->name); return this->name ? this->name : "Unknown exception"; } DEFINE_RTTI_DATA1(bad_alloc, 0, &exception_rtti_base_descriptor, ".?AVbad_alloc@std@@"); static const cxx_type_info bad_alloc_cxx_type_info = { 0, &bad_alloc_type_info, { 0, -1, 0 }, sizeof(bad_alloc), (cxx_copy_ctor)THISCALL(MSVCP_bad_alloc_copy_ctor) }; static const cxx_type_info_table bad_alloc_cxx_type_table = { 2, { &bad_alloc_cxx_type_info, &exception_cxx_type_info, NULL } }; static const cxx_exception_type bad_alloc_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_bad_alloc_dtor), NULL, &bad_alloc_cxx_type_table }; /* logic_error class data */ typedef struct _logic_error { exception e; basic_string_char str; } logic_error; DEFINE_THISCALL_WRAPPER(MSVCP_logic_error_ctor, 8) logic_error* __thiscall MSVCP_logic_error_ctor( logic_error *this, const char **name) { TRACE("%p %s\n", this, *name); this->e.vtable = &MSVCP_logic_error_vtable; this->e.name = NULL; this->e.do_free = FALSE; MSVCP_basic_string_char_ctor_cstr(&this->str, *name); return this; } DEFINE_THISCALL_WRAPPER(MSVCP_logic_error_copy_ctor, 8) logic_error* __thiscall MSVCP_logic_error_copy_ctor( logic_error *this, logic_error *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_exception_copy_ctor(&this->e, &rhs->e); MSVCP_basic_string_char_copy_ctor(&this->str, &rhs->str); this->e.vtable = &MSVCP_logic_error_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_logic_error_dtor, 4) void __thiscall MSVCP_logic_error_dtor(logic_error *this) { TRACE("%p\n", this); MSVCP_exception_dtor(&this->e); MSVCP_basic_string_char_dtor(&this->str); } DEFINE_THISCALL_WRAPPER(MSVCP_logic_error_vector_dtor, 8) void* __thiscall MSVCP_logic_error_vector_dtor( logic_error *this, unsigned int flags) { TRACE("%p %x\n", this, flags); if(flags & 2) { /* we have an array, with the number of elements stored before the first object */ INT_PTR i, *ptr = (INT_PTR *)this-1; for(i=*ptr-1; i>=0; i--) MSVCP_logic_error_dtor(this+i); MSVCRT_operator_delete(ptr); } else { MSVCP_logic_error_dtor(this); if(flags & 1) MSVCRT_operator_delete(this); } return this; } DEFINE_THISCALL_WRAPPER(MSVCP_logic_error_what, 4) const char* __thiscall MSVCP_logic_error_what(logic_error *this) { TRACE("%p\n", this); return MSVCP_basic_string_char_c_str(&this->str); } DEFINE_RTTI_DATA1(logic_error, 0, &exception_rtti_base_descriptor, ".?AVlogic_error@std@@"); static const cxx_type_info logic_error_cxx_type_info = { 0, &logic_error_type_info, { 0, -1, 0 }, sizeof(logic_error), (cxx_copy_ctor)THISCALL(MSVCP_logic_error_copy_ctor) }; static const cxx_type_info_table logic_error_cxx_type_table = { 2, { &logic_error_cxx_type_info, &exception_cxx_type_info, NULL } }; static const cxx_exception_type logic_error_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_logic_error_dtor), NULL, &logic_error_cxx_type_table }; /* length_error class data */ typedef logic_error length_error; DEFINE_THISCALL_WRAPPER(MSVCP_length_error_ctor, 8) length_error* __thiscall MSVCP_length_error_ctor( length_error *this, const char **name) { TRACE("%p %s\n", this, *name); MSVCP_logic_error_ctor(this, name); this->e.vtable = &MSVCP_length_error_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_length_error_copy_ctor, 8) length_error* __thiscall MSVCP_length_error_copy_ctor( length_error *this, length_error *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_logic_error_copy_ctor(this, rhs); this->e.vtable = &MSVCP_length_error_vtable; return this; } DEFINE_RTTI_DATA2(length_error, 0, &logic_error_rtti_base_descriptor, &exception_rtti_base_descriptor, ".?AVlength_error@std@@"); static const cxx_type_info length_error_cxx_type_info = { 0, &length_error_type_info, { 0, -1, 0 }, sizeof(length_error), (cxx_copy_ctor)THISCALL(MSVCP_length_error_copy_ctor) }; static const cxx_type_info_table length_error_cxx_type_table = { 3, { &length_error_cxx_type_info, &logic_error_cxx_type_info, &exception_cxx_type_info } }; static const cxx_exception_type length_error_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_logic_error_dtor), NULL, &length_error_cxx_type_table }; /* out_of_range class data */ typedef logic_error out_of_range; DEFINE_THISCALL_WRAPPER(MSVCP_out_of_range_ctor, 8) out_of_range* __thiscall MSVCP_out_of_range_ctor( out_of_range *this, const char **name) { TRACE("%p %s\n", this, *name); MSVCP_logic_error_ctor(this, name); this->e.vtable = &MSVCP_out_of_range_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_out_of_range_copy_ctor, 8) out_of_range* __thiscall MSVCP_out_of_range_copy_ctor( out_of_range *this, out_of_range *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_logic_error_copy_ctor(this, rhs); this->e.vtable = &MSVCP_out_of_range_vtable; return this; } DEFINE_RTTI_DATA2(out_of_range, 0, &logic_error_rtti_base_descriptor, &exception_rtti_base_descriptor, ".?AVout_of_range@std@@"); static const cxx_type_info out_of_range_cxx_type_info = { 0, &out_of_range_type_info, { 0, -1, 0 }, sizeof(out_of_range), (cxx_copy_ctor)THISCALL(MSVCP_out_of_range_copy_ctor) }; static const cxx_type_info_table out_of_range_cxx_type_table = { 3, { &out_of_range_cxx_type_info, &logic_error_cxx_type_info, &exception_cxx_type_info } }; static const cxx_exception_type out_of_range_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_logic_error_dtor), NULL, &out_of_range_cxx_type_table }; /* invalid_argument class data */ typedef logic_error invalid_argument; DEFINE_THISCALL_WRAPPER(MSVCP_invalid_argument_ctor, 8) invalid_argument* __thiscall MSVCP_invalid_argument_ctor( invalid_argument *this, const char **name) { TRACE("%p %s\n", this, *name); MSVCP_logic_error_ctor(this, name); this->e.vtable = &MSVCP_invalid_argument_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_invalid_argument_copy_ctor, 8) invalid_argument* __thiscall MSVCP_invalid_argument_copy_ctor( invalid_argument *this, invalid_argument *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_logic_error_copy_ctor(this, rhs); this->e.vtable = &MSVCP_invalid_argument_vtable; return this; } DEFINE_RTTI_DATA2(invalid_argument, 0, &logic_error_rtti_base_descriptor, &exception_rtti_base_descriptor, ".?AVinvalid_argument@std@@"); static const cxx_type_info invalid_argument_cxx_type_info = { 0, &invalid_argument_type_info, { 0, -1, 0 }, sizeof(invalid_argument), (cxx_copy_ctor)THISCALL(MSVCP_invalid_argument_copy_ctor) }; static const cxx_type_info_table invalid_argument_cxx_type_table = { 3, { &invalid_argument_cxx_type_info, &logic_error_cxx_type_info, &exception_cxx_type_info } }; static const cxx_exception_type invalid_argument_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_logic_error_dtor), NULL, &invalid_argument_cxx_type_table }; /* runtime_error class data */ typedef struct { exception e; basic_string_char str; } runtime_error; DEFINE_THISCALL_WRAPPER(MSVCP_runtime_error_ctor, 8) runtime_error* __thiscall MSVCP_runtime_error_ctor( runtime_error *this, const char **name) { TRACE("%p %s\n", this, *name); this->e.vtable = &MSVCP_runtime_error_vtable; this->e.name = NULL; this->e.do_free = FALSE; MSVCP_basic_string_char_ctor_cstr(&this->str, *name); return this; } DEFINE_THISCALL_WRAPPER(MSVCP_runtime_error_copy_ctor, 8) runtime_error* __thiscall MSVCP_runtime_error_copy_ctor( runtime_error *this, runtime_error *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_exception_copy_ctor(&this->e, &rhs->e); MSVCP_basic_string_char_copy_ctor(&this->str, &rhs->str); this->e.vtable = &MSVCP_runtime_error_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_runtime_error_dtor, 4) void __thiscall MSVCP_runtime_error_dtor(runtime_error *this) { TRACE("%p\n", this); MSVCP_exception_dtor(&this->e); MSVCP_basic_string_char_dtor(&this->str); } DEFINE_THISCALL_WRAPPER(MSVCP_runtime_error_vector_dtor, 8) void* __thiscall MSVCP_runtime_error_vector_dtor( runtime_error *this, unsigned int flags) { TRACE("%p %x\n", this, flags); if(flags & 2) { /* we have an array, with the number of elements stored before the first object */ INT_PTR i, *ptr = (INT_PTR *)this-1; for(i=*ptr-1; i>=0; i--) MSVCP_runtime_error_dtor(this+i); MSVCRT_operator_delete(ptr); } else { MSVCP_runtime_error_dtor(this); if(flags & 1) MSVCRT_operator_delete(this); } return this; } DEFINE_THISCALL_WRAPPER(MSVCP_runtime_error_what, 4) const char* __thiscall MSVCP_runtime_error_what(runtime_error *this) { TRACE("%p\n", this); return MSVCP_basic_string_char_c_str(&this->str); } DEFINE_RTTI_DATA1(runtime_error, 0, &exception_rtti_base_descriptor, ".?AVruntime_error@std@@"); static const cxx_type_info runtime_error_cxx_type_info = { 0, &runtime_error_type_info, { 0, -1, 0 }, sizeof(runtime_error), (cxx_copy_ctor)THISCALL(MSVCP_runtime_error_copy_ctor) }; static const cxx_type_info_table runtime_error_cxx_type_table = { 2, { &runtime_error_cxx_type_info, &exception_cxx_type_info, NULL } }; static const cxx_exception_type runtime_error_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_runtime_error_dtor), NULL, &runtime_error_cxx_type_table }; /* failure class data */ typedef runtime_error failure; DEFINE_THISCALL_WRAPPER(MSVCP_failure_ctor, 8) failure* __thiscall MSVCP_failure_ctor( failure *this, const char **name) { TRACE("%p %s\n", this, *name); MSVCP_runtime_error_ctor(this, name); this->e.vtable = &MSVCP_failure_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_failure_copy_ctor, 8) failure* __thiscall MSVCP_failure_copy_ctor( failure *this, failure *rhs) { TRACE("%p %p\n", this, rhs); MSVCP_runtime_error_copy_ctor(this, rhs); this->e.vtable = &MSVCP_failure_vtable; return this; } DEFINE_THISCALL_WRAPPER(MSVCP_failure_dtor, 4) void __thiscall MSVCP_failure_dtor(failure *this) { TRACE("%p\n", this); MSVCP_runtime_error_dtor(this); } DEFINE_THISCALL_WRAPPER(MSVCP_failure_vector_dtor, 8) void* __thiscall MSVCP_failure_vector_dtor( failure *this, unsigned int flags) { TRACE("%p %x\n", this, flags); return MSVCP_runtime_error_vector_dtor(this, flags); } DEFINE_THISCALL_WRAPPER(MSVCP_failure_what, 4) const char* __thiscall MSVCP_failure_what(failure *this) { TRACE("%p\n", this); return MSVCP_runtime_error_what(this); } DEFINE_RTTI_DATA2(failure, 0, &runtime_error_rtti_base_descriptor, &exception_rtti_base_descriptor, ".?AVfailure@std@@"); static const cxx_type_info failure_cxx_type_info = { 0, &failure_type_info, { 0, -1, 0 }, sizeof(failure), (cxx_copy_ctor)THISCALL(MSVCP_failure_copy_ctor) }; static const cxx_type_info_table failure_cxx_type_table = { 3, { &failure_cxx_type_info, &runtime_error_cxx_type_info, &exception_cxx_type_info } }; static const cxx_exception_type failure_cxx_type = { 0, (cxx_copy_ctor)THISCALL(MSVCP_failure_dtor), NULL, &failure_cxx_type_table }; #ifndef __GNUC__ void __asm_dummy_vtables(void) { #endif __ASM_VTABLE(type_info, VTABLE_ADD_FUNC(MSVCP_type_info_vector_dtor)); __ASM_VTABLE(exception, VTABLE_ADD_FUNC(MSVCP_exception_vector_dtor) VTABLE_ADD_FUNC(MSVCP_what_exception)); __ASM_VTABLE(bad_alloc, VTABLE_ADD_FUNC(MSVCP_bad_alloc_vector_dtor) VTABLE_ADD_FUNC(MSVCP_what_exception)); __ASM_VTABLE(logic_error, VTABLE_ADD_FUNC(MSVCP_logic_error_vector_dtor) VTABLE_ADD_FUNC(MSVCP_logic_error_what)); __ASM_VTABLE(length_error, VTABLE_ADD_FUNC(MSVCP_logic_error_vector_dtor) VTABLE_ADD_FUNC(MSVCP_logic_error_what)); __ASM_VTABLE(out_of_range, VTABLE_ADD_FUNC(MSVCP_logic_error_vector_dtor) VTABLE_ADD_FUNC(MSVCP_logic_error_what)); __ASM_VTABLE(invalid_argument, VTABLE_ADD_FUNC(MSVCP_logic_error_vector_dtor) VTABLE_ADD_FUNC(MSVCP_logic_error_what)); __ASM_VTABLE(runtime_error, VTABLE_ADD_FUNC(MSVCP_runtime_error_vector_dtor) VTABLE_ADD_FUNC(MSVCP_runtime_error_what)); __ASM_VTABLE(failure, VTABLE_ADD_FUNC(MSVCP_failure_vector_dtor) VTABLE_ADD_FUNC(MSVCP_failure_what)); #ifndef __GNUC__ } #endif /* Internal: throws selected exception */ void throw_exception(exception_type et, const char *str) { const char *addr = str; switch(et) { case EXCEPTION_RERAISE: _CxxThrowException(NULL, NULL); case EXCEPTION: { exception e; MSVCP_exception_ctor(&e, &addr); _CxxThrowException(&e, &exception_cxx_type); } case EXCEPTION_BAD_ALLOC: { bad_alloc e; MSVCP_bad_alloc_ctor(&e, &addr); _CxxThrowException(&e, &bad_alloc_cxx_type); } case EXCEPTION_LOGIC_ERROR: { logic_error e; MSVCP_logic_error_ctor(&e, &addr); _CxxThrowException((exception*)&e, &logic_error_cxx_type); } case EXCEPTION_LENGTH_ERROR: { length_error e; MSVCP_length_error_ctor(&e, &addr); _CxxThrowException((exception*)&e, &length_error_cxx_type); } case EXCEPTION_OUT_OF_RANGE: { out_of_range e; MSVCP_out_of_range_ctor(&e, &addr); _CxxThrowException((exception*)&e, &out_of_range_cxx_type); } case EXCEPTION_INVALID_ARGUMENT: { invalid_argument e; MSVCP_invalid_argument_ctor(&e, &addr); _CxxThrowException((exception*)&e, &invalid_argument_cxx_type); } case EXCEPTION_RUNTIME_ERROR: { runtime_error e; MSVCP_runtime_error_ctor(&e, &addr); _CxxThrowException((exception*)&e, &runtime_error_cxx_type); } case EXCEPTION_FAILURE: { failure e; MSVCP_failure_ctor(&e, &addr); _CxxThrowException((exception*)&e, &failure_cxx_type); } } } void init_exception(void *base) { #ifdef __x86_64__ init_type_info_rtti(base); init_exception_rtti(base); init_bad_alloc_rtti(base); init_logic_error_rtti(base); init_length_error_rtti(base); init_out_of_range_rtti(base); init_invalid_argument_rtti(base); init_runtime_error_rtti(base); init_failure_rtti(base); #endif }