| |
| /*--------------------------------------------------------------------*/ |
| /*--- Stuff relating to tool data structures. ---*/ |
| /*--- vg_needs.c ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| /* |
| This file is part of Valgrind, a dynamic binary instrumentation |
| framework. |
| |
| Copyright (C) 2000-2005 Nicholas Nethercote |
| njn@valgrind.org |
| |
| This program 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 of the |
| License, or (at your option) any later version. |
| |
| This program 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 this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| */ |
| |
| #include "core.h" |
| #include "pub_core_tooliface.h" |
| |
| // The core/tool dictionary of functions (initially zeroed, as we want it) |
| VgToolInterface VG_(tdict); |
| |
| /*--------------------------------------------------------------------*/ |
| /* Setting basic functions */ |
| |
| void VG_(basic_tool_funcs)( |
| void(*post_clo_init)(void), |
| IRBB*(*instrument)(IRBB*, VexGuestLayout*, IRType, IRType ), |
| void(*fini)(Int) |
| ) |
| { |
| VG_(tdict).tool_post_clo_init = post_clo_init; |
| VG_(tdict).tool_instrument = instrument; |
| VG_(tdict).tool_fini = fini; |
| } |
| |
| |
| /*--------------------------------------------------------------------*/ |
| /* Setting details */ |
| |
| /* Init with default values. */ |
| VgDetails VG_(details) = { |
| .name = NULL, |
| .version = NULL, |
| .description = NULL, |
| .copyright_author = NULL, |
| .bug_reports_to = NULL, |
| .avg_translation_sizeB = VG_DEFAULT_TRANS_SIZEB, |
| }; |
| |
| /* Use macro because they're so repetitive */ |
| #define DETAILS(type, detail) \ |
| extern void VG_(details_##detail)(type detail) \ |
| { \ |
| VG_(details).detail = detail; \ |
| } |
| |
| DETAILS(Char*, name) |
| DETAILS(Char*, version) |
| DETAILS(Char*, description) |
| DETAILS(Char*, copyright_author) |
| DETAILS(Char*, bug_reports_to) |
| DETAILS(UInt, avg_translation_sizeB) |
| |
| |
| /*--------------------------------------------------------------------*/ |
| /* Setting needs */ |
| |
| VgNeeds VG_(needs) = { |
| .core_errors = False, |
| .tool_errors = False, |
| .libc_freeres = False, |
| .basic_block_discards = False, |
| .no_longer_used_1 = False, |
| .command_line_options = False, |
| .client_requests = False, |
| .no_longer_used_0 = False, |
| .syscall_wrapper = False, |
| .sanity_checks = False, |
| .data_syms = False, |
| .shadow_memory = False, |
| }; |
| |
| /* static */ |
| void VG_(sanity_check_needs) ( void) |
| { |
| #define CHECK_NOT(var, value) \ |
| if ((var)==(value)) { \ |
| VG_(printf)("\nTool error: `%s' not initialised\n", \ |
| VG_STRINGIFY(var)); \ |
| VG_(tool_panic)("Uninitialised details field\n"); \ |
| } |
| |
| /* Ones that must be set */ |
| CHECK_NOT(VG_(details).name, NULL); |
| /* Nb: .version can be NULL */ |
| CHECK_NOT(VG_(details).description, NULL); |
| CHECK_NOT(VG_(details).copyright_author, NULL); |
| CHECK_NOT(VG_(details).bug_reports_to, NULL); |
| |
| if ( (VG_(tdict).track_new_mem_stack_4 || |
| VG_(tdict).track_new_mem_stack_8 || |
| VG_(tdict).track_new_mem_stack_12 || |
| VG_(tdict).track_new_mem_stack_16 || |
| VG_(tdict).track_new_mem_stack_32 ) && |
| ! VG_(tdict).track_new_mem_stack) |
| { |
| VG_(printf)("\nTool error: one of the specialised `new_mem_stack_n'\n" |
| "events tracked, but not the generic `new_mem_stack' one.\n"); |
| VG_(tool_panic)("`new_mem_stack' should be defined\n"); |
| } |
| |
| if ( (VG_(tdict).track_die_mem_stack_4 || |
| VG_(tdict).track_die_mem_stack_8 || |
| VG_(tdict).track_die_mem_stack_12 || |
| VG_(tdict).track_die_mem_stack_16 || |
| VG_(tdict).track_die_mem_stack_32 ) && |
| ! VG_(tdict).track_die_mem_stack) |
| { |
| VG_(printf)("\nTool error: one of the specialised `die_mem_stack_n'\n" |
| "events tracked, but not the generic `die_mem_stack' one.\n"); |
| VG_(tool_panic)("`die_mem_stack' should be defined\n"); |
| } |
| |
| if (VG_(needs).shadow_memory != (VG_(get_shadow_size)() != 0)) { |
| if (VG_(get_shadow_size)() != 0) |
| VG_(printf)("\nTool error: tool allocated shadow memory, but apparently doesn't " |
| "need it.\n"); |
| else |
| VG_(printf)("\nTool error: tool didn't allocate shadow memory, but apparently " |
| "needs it.\n"); |
| VG_(tool_panic)("VG_(needs).shadow_memory need should be set to match 'shadow_ratio'\n"); |
| } |
| |
| #undef CHECK_NOT |
| } |
| |
| /* Use macro because they're so repetitive */ |
| #define NEEDS(need) \ |
| extern void VG_(needs_##need)(void) \ |
| { \ |
| VG_(needs).need = True; \ |
| } |
| |
| // These ones don't require any tool-supplied functions |
| NEEDS(libc_freeres) |
| NEEDS(core_errors) |
| NEEDS(data_syms) |
| NEEDS(shadow_memory) |
| |
| void VG_(needs_basic_block_discards)( |
| void (*discard)(Addr, SizeT) |
| ) |
| { |
| VG_(needs).basic_block_discards = True; |
| VG_(tdict).tool_discard_basic_block_info = discard; |
| } |
| |
| void VG_(needs_tool_errors)( |
| Bool (*eq) (VgRes, Error*, Error*), |
| void (*pp) (Error*), |
| UInt (*update) (Error*), |
| Bool (*recog) (Char*, Supp*), |
| Bool (*read_extra) (Int, Char*, Int, Supp*), |
| Bool (*matches) (Error*, Supp*), |
| Char* (*name) (Error*), |
| void (*print_extra)(Error*) |
| ) |
| { |
| VG_(needs).tool_errors = True; |
| VG_(tdict).tool_eq_Error = eq; |
| VG_(tdict).tool_pp_Error = pp; |
| VG_(tdict).tool_update_extra = update; |
| VG_(tdict).tool_recognised_suppression = recog; |
| VG_(tdict).tool_read_extra_suppression_info = read_extra; |
| VG_(tdict).tool_error_matches_suppression = matches; |
| VG_(tdict).tool_get_error_name = name; |
| VG_(tdict).tool_print_extra_suppression_info = print_extra; |
| } |
| |
| void VG_(needs_command_line_options)( |
| Bool (*process)(Char*), |
| void (*usage)(void), |
| void (*debug_usage)(void) |
| ) |
| { |
| VG_(needs).command_line_options = True; |
| VG_(tdict).tool_process_cmd_line_option = process; |
| VG_(tdict).tool_print_usage = usage; |
| VG_(tdict).tool_print_debug_usage = debug_usage; |
| } |
| |
| void VG_(needs_client_requests)( |
| Bool (*handle)(ThreadId, UWord*, UWord*) |
| ) |
| { |
| VG_(needs).client_requests = True; |
| VG_(tdict).tool_handle_client_request = handle; |
| } |
| |
| void VG_(needs_syscall_wrapper)( |
| void(*pre) (ThreadId, UInt), |
| void(*post)(ThreadId, UInt, Int res) |
| ) |
| { |
| VG_(needs).syscall_wrapper = True; |
| VG_(tdict).tool_pre_syscall = pre; |
| VG_(tdict).tool_post_syscall = post; |
| } |
| |
| void VG_(needs_sanity_checks)( |
| Bool(*cheap)(void), |
| Bool(*expen)(void) |
| ) |
| { |
| VG_(needs).sanity_checks = True; |
| VG_(tdict).tool_cheap_sanity_check = cheap; |
| VG_(tdict).tool_expensive_sanity_check = expen; |
| } |
| |
| |
| /*--------------------------------------------------------------------*/ |
| /* Replacing malloc() */ |
| |
| extern void VG_(malloc_funcs)( |
| void* (*malloc) ( ThreadId, SizeT ), |
| void* (*__builtin_new) ( ThreadId, SizeT ), |
| void* (*__builtin_vec_new) ( ThreadId, SizeT ), |
| void* (*memalign) ( ThreadId, SizeT, SizeT ), |
| void* (*calloc) ( ThreadId, SizeT, SizeT ), |
| void (*free) ( ThreadId, void* ), |
| void (*__builtin_delete) ( ThreadId, void* ), |
| void (*__builtin_vec_delete) ( ThreadId, void* ), |
| void* (*realloc) ( ThreadId, void*, SizeT ), |
| SizeT client_malloc_redzone_szB |
| ) |
| { |
| VG_(tdict).malloc_malloc = malloc; |
| VG_(tdict).malloc___builtin_new = __builtin_new; |
| VG_(tdict).malloc___builtin_vec_new = __builtin_vec_new; |
| VG_(tdict).malloc_memalign = memalign; |
| VG_(tdict).malloc_calloc = calloc; |
| VG_(tdict).malloc_free = free; |
| VG_(tdict).malloc___builtin_delete = __builtin_delete; |
| VG_(tdict).malloc___builtin_vec_delete = __builtin_vec_delete; |
| VG_(tdict).malloc_realloc = realloc; |
| |
| VG_(set_client_malloc_redzone_szB)( client_malloc_redzone_szB ); |
| } |
| |
| |
| /*--------------------------------------------------------------------*/ |
| /* Tracked events */ |
| |
| #define DEF(fn, args...) \ |
| void VG_(fn)(void(*f)(args)) \ |
| { \ |
| VG_(tdict).fn = f; \ |
| } |
| |
| #define DEF2(fn, args...) \ |
| void VG_(fn)(VGA_REGPARM(1) void(*f)(args)) \ |
| { \ |
| VG_(tdict).fn = f; \ |
| } |
| |
| DEF(track_new_mem_startup, Addr, SizeT, Bool, Bool, Bool) |
| DEF(track_new_mem_stack_signal, Addr, SizeT) |
| DEF(track_new_mem_brk, Addr, SizeT) |
| DEF(track_new_mem_mmap, Addr, SizeT, Bool, Bool, Bool) |
| |
| DEF(track_copy_mem_remap, Addr, Addr, SizeT) |
| DEF(track_change_mem_mprotect, Addr, SizeT, Bool, Bool, Bool) |
| DEF(track_die_mem_stack_signal, Addr, SizeT) |
| DEF(track_die_mem_brk, Addr, SizeT) |
| DEF(track_die_mem_munmap, Addr, SizeT) |
| |
| DEF2(track_new_mem_stack_4, Addr) |
| DEF2(track_new_mem_stack_8, Addr) |
| DEF2(track_new_mem_stack_12, Addr) |
| DEF2(track_new_mem_stack_16, Addr) |
| DEF2(track_new_mem_stack_32, Addr) |
| DEF (track_new_mem_stack, Addr, SizeT) |
| |
| DEF2(track_die_mem_stack_4, Addr) |
| DEF2(track_die_mem_stack_8, Addr) |
| DEF2(track_die_mem_stack_12, Addr) |
| DEF2(track_die_mem_stack_16, Addr) |
| DEF2(track_die_mem_stack_32, Addr) |
| DEF (track_die_mem_stack, Addr, SizeT) |
| |
| DEF(track_ban_mem_stack, Addr, SizeT) |
| |
| DEF(track_pre_mem_read, CorePart, ThreadId, Char*, Addr, SizeT) |
| DEF(track_pre_mem_read_asciiz, CorePart, ThreadId, Char*, Addr) |
| DEF(track_pre_mem_write, CorePart, ThreadId, Char*, Addr, SizeT) |
| DEF(track_post_mem_write, CorePart, ThreadId, Addr, SizeT) |
| |
| DEF(track_pre_reg_read, CorePart, ThreadId, Char*, OffT, SizeT) |
| DEF(track_post_reg_write, CorePart, ThreadId, OffT, SizeT) |
| |
| DEF(track_post_reg_write_clientcall_return, ThreadId, OffT, SizeT, Addr) |
| |
| DEF(track_thread_run, ThreadId) |
| |
| DEF(track_post_thread_create, ThreadId, ThreadId) |
| DEF(track_post_thread_join, ThreadId, ThreadId) |
| |
| DEF(track_pre_mutex_lock, ThreadId, void*) |
| DEF(track_post_mutex_lock, ThreadId, void*) |
| DEF(track_post_mutex_unlock, ThreadId, void*) |
| |
| DEF(track_pre_deliver_signal, ThreadId, Int sigNo, Bool) |
| DEF(track_post_deliver_signal, ThreadId, Int sigNo) |
| |
| DEF(track_init_shadow_page, Addr) |
| |
| /*--------------------------------------------------------------------*/ |
| /*--- end ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| |