1 2 /*--------------------------------------------------------------------*/ 3 /*--- The core/tool interface. pub_core_tooliface.h ---*/ 4 /*--------------------------------------------------------------------*/ 5 6 /* 7 This file is part of Valgrind, a dynamic binary instrumentation 8 framework. 9 10 Copyright (C) 2000-2012 Julian Seward 11 jseward (at) acm.org 12 13 This program is free software; you can redistribute it and/or 14 modify it under the terms of the GNU General Public License as 15 published by the Free Software Foundation; either version 2 of the 16 License, or (at your option) any later version. 17 18 This program is distributed in the hope that it will be useful, but 19 WITHOUT ANY WARRANTY; without even the implied warranty of 20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 21 General Public License for more details. 22 23 You should have received a copy of the GNU General Public License 24 along with this program; if not, write to the Free Software 25 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 26 02111-1307, USA. 27 28 The GNU General Public License is contained in the file COPYING. 29 */ 30 31 #ifndef __PUB_CORE_TOOLIFACE_H 32 #define __PUB_CORE_TOOLIFACE_H 33 34 #include "pub_tool_tooliface.h" 35 36 //-------------------------------------------------------------------- 37 // PURPOSE: This module encapsulates the key parts of the core/tool 38 // interface: 'details', 'needs' and 'trackable events'. 39 //-------------------------------------------------------------------- 40 41 // Note the use of C's comma operator here -- it means that we execute both 42 // statements, and the rvalue of the whole thing is the rvalue of the last 43 // statement. This lets us say "x = VG_TDICT_CALL(...)" in the required 44 // places, while still checking the assertion. 45 #define VG_TDICT_CALL(fn, args...) \ 46 ( tl_assert2(VG_(tdict).fn, \ 47 "you forgot to set VgToolInterface function '" #fn "'"), \ 48 VG_(tdict).fn(args) ) 49 50 #define VG_TRACK(fn, args...) \ 51 do { \ 52 if (VG_(tdict).track_##fn) \ 53 VG_(tdict).track_##fn(args); \ 54 } while(0) 55 56 /* These structs are not exposed to tools to mitigate possibility of 57 binary-incompatibilities when the core/tool interface changes. Instead, 58 set functions are provided (see include/pub_tool_tooliface.h). */ 59 60 /* --------------------------------------------------------------------- 61 'Details' 62 ------------------------------------------------------------------ */ 63 64 typedef 65 struct { 66 Char* name; 67 Char* version; 68 Char* description; 69 Char* copyright_author; 70 Char* bug_reports_to; 71 UInt avg_translation_sizeB; 72 } 73 VgDetails; 74 75 extern VgDetails VG_(details); 76 77 /* --------------------------------------------------------------------- 78 'Needs' 79 ------------------------------------------------------------------ */ 80 81 typedef 82 struct { 83 Bool libc_freeres; 84 Bool core_errors; 85 Bool tool_errors; 86 Bool superblock_discards; 87 Bool command_line_options; 88 Bool client_requests; 89 Bool syscall_wrapper; 90 Bool sanity_checks; 91 Bool var_info; 92 Bool malloc_replacement; 93 Bool xml_output; 94 Bool final_IR_tidy_pass; 95 } 96 VgNeeds; 97 98 extern VgNeeds VG_(needs); 99 100 /* --------------------------------------------------------------------- 101 The dictionary of callable tool functions 102 ------------------------------------------------------------------ */ 103 104 typedef struct { 105 // -- 'Needs'-related functions ---------------------------------- 106 // Basic functions 107 void (*tool_pre_clo_init) (void); 108 void (*tool_post_clo_init)(void); 109 IRSB* (*tool_instrument) (VgCallbackClosure*, 110 IRSB*, 111 VexGuestLayout*, VexGuestExtents*, 112 IRType, IRType); 113 void (*tool_fini) (Int); 114 115 // VG_(needs).core_errors 116 // (none) 117 118 // VG_(needs).tool_errors 119 Bool (*tool_eq_Error) (VgRes, Error*, Error*); 120 void (*tool_before_pp_Error) (Error*); 121 void (*tool_pp_Error) (Error*); 122 Bool tool_show_ThreadIDs_for_errors; 123 UInt (*tool_update_extra) (Error*); 124 Bool (*tool_recognised_suppression) (Char*, Supp*); 125 Bool (*tool_read_extra_suppression_info) (Int, Char**, SizeT*, Supp*); 126 Bool (*tool_error_matches_suppression) (Error*, Supp*); 127 Char* (*tool_get_error_name) (Error*); 128 Bool (*tool_get_extra_suppression_info) (Error*,/*OUT*/Char*,Int); 129 130 // VG_(needs).superblock_discards 131 void (*tool_discard_superblock_info)(Addr64, VexGuestExtents); 132 133 // VG_(needs).command_line_options 134 Bool (*tool_process_cmd_line_option)(Char*); 135 void (*tool_print_usage) (void); 136 void (*tool_print_debug_usage) (void); 137 138 // VG_(needs).client_requests 139 Bool (*tool_handle_client_request)(ThreadId, UWord*, UWord*); 140 141 // VG_(needs).syscall_wrapper 142 void (*tool_pre_syscall) (ThreadId, UInt, UWord*, UInt); 143 void (*tool_post_syscall)(ThreadId, UInt, UWord*, UInt, SysRes); 144 145 // VG_(needs).sanity_checks 146 Bool (*tool_cheap_sanity_check)(void); 147 Bool (*tool_expensive_sanity_check)(void); 148 149 // VG_(needs).malloc_replacement 150 void* (*tool_malloc) (ThreadId, SizeT); 151 void* (*tool___builtin_new) (ThreadId, SizeT); 152 void* (*tool___builtin_vec_new) (ThreadId, SizeT); 153 void* (*tool_memalign) (ThreadId, SizeT, SizeT); 154 void* (*tool_calloc) (ThreadId, SizeT, SizeT); 155 void (*tool_free) (ThreadId, void*); 156 void (*tool___builtin_delete) (ThreadId, void*); 157 void (*tool___builtin_vec_delete)(ThreadId, void*); 158 void* (*tool_realloc) (ThreadId, void*, SizeT); 159 SizeT (*tool_malloc_usable_size) (ThreadId, void*); 160 SizeT tool_client_redzone_szB; 161 162 // VG_(needs).final_IR_tidy_pass 163 IRSB* (*tool_final_IR_tidy_pass) (IRSB*); 164 165 // VG_(needs).xml_output 166 // (none) 167 168 // -- Event tracking functions ------------------------------------ 169 void (*track_new_mem_startup) (Addr, SizeT, Bool, Bool, Bool, ULong); 170 void (*track_new_mem_stack_signal)(Addr, SizeT, ThreadId); 171 void (*track_new_mem_brk) (Addr, SizeT, ThreadId); 172 void (*track_new_mem_mmap) (Addr, SizeT, Bool, Bool, Bool, ULong); 173 174 void (*track_copy_mem_remap) (Addr src, Addr dst, SizeT); 175 void (*track_change_mem_mprotect) (Addr, SizeT, Bool, Bool, Bool); 176 void (*track_die_mem_stack_signal)(Addr, SizeT); 177 void (*track_die_mem_brk) (Addr, SizeT); 178 void (*track_die_mem_munmap) (Addr, SizeT); 179 180 void VG_REGPARM(2) (*track_new_mem_stack_4_w_ECU) (Addr,UInt); 181 void VG_REGPARM(2) (*track_new_mem_stack_8_w_ECU) (Addr,UInt); 182 void VG_REGPARM(2) (*track_new_mem_stack_12_w_ECU) (Addr,UInt); 183 void VG_REGPARM(2) (*track_new_mem_stack_16_w_ECU) (Addr,UInt); 184 void VG_REGPARM(2) (*track_new_mem_stack_32_w_ECU) (Addr,UInt); 185 void VG_REGPARM(2) (*track_new_mem_stack_112_w_ECU)(Addr,UInt); 186 void VG_REGPARM(2) (*track_new_mem_stack_128_w_ECU)(Addr,UInt); 187 void VG_REGPARM(2) (*track_new_mem_stack_144_w_ECU)(Addr,UInt); 188 void VG_REGPARM(2) (*track_new_mem_stack_160_w_ECU)(Addr,UInt); 189 void (*track_new_mem_stack_w_ECU)(Addr,SizeT,UInt); 190 191 void VG_REGPARM(1) (*track_new_mem_stack_4) (Addr); 192 void VG_REGPARM(1) (*track_new_mem_stack_8) (Addr); 193 void VG_REGPARM(1) (*track_new_mem_stack_12) (Addr); 194 void VG_REGPARM(1) (*track_new_mem_stack_16) (Addr); 195 void VG_REGPARM(1) (*track_new_mem_stack_32) (Addr); 196 void VG_REGPARM(1) (*track_new_mem_stack_112)(Addr); 197 void VG_REGPARM(1) (*track_new_mem_stack_128)(Addr); 198 void VG_REGPARM(1) (*track_new_mem_stack_144)(Addr); 199 void VG_REGPARM(1) (*track_new_mem_stack_160)(Addr); 200 void (*track_new_mem_stack)(Addr,SizeT); 201 202 void VG_REGPARM(1) (*track_die_mem_stack_4) (Addr); 203 void VG_REGPARM(1) (*track_die_mem_stack_8) (Addr); 204 void VG_REGPARM(1) (*track_die_mem_stack_12) (Addr); 205 void VG_REGPARM(1) (*track_die_mem_stack_16) (Addr); 206 void VG_REGPARM(1) (*track_die_mem_stack_32) (Addr); 207 void VG_REGPARM(1) (*track_die_mem_stack_112)(Addr); 208 void VG_REGPARM(1) (*track_die_mem_stack_128)(Addr); 209 void VG_REGPARM(1) (*track_die_mem_stack_144)(Addr); 210 void VG_REGPARM(1) (*track_die_mem_stack_160)(Addr); 211 void (*track_die_mem_stack)(Addr, SizeT); 212 213 void (*track_ban_mem_stack)(Addr, SizeT); 214 215 void (*track_pre_mem_read) (CorePart, ThreadId, Char*, Addr, SizeT); 216 void (*track_pre_mem_read_asciiz)(CorePart, ThreadId, Char*, Addr); 217 void (*track_pre_mem_write) (CorePart, ThreadId, Char*, Addr, SizeT); 218 void (*track_post_mem_write) (CorePart, ThreadId, Addr, SizeT); 219 220 void (*track_pre_reg_read) (CorePart, ThreadId, Char*, PtrdiffT, SizeT); 221 void (*track_post_reg_write)(CorePart, ThreadId, PtrdiffT, SizeT); 222 void (*track_post_reg_write_clientcall_return)(ThreadId, PtrdiffT, SizeT, 223 Addr); 224 225 void (*track_start_client_code)(ThreadId, ULong); 226 void (*track_stop_client_code) (ThreadId, ULong); 227 228 void (*track_pre_thread_ll_create)(ThreadId, ThreadId); 229 void (*track_pre_thread_first_insn)(ThreadId); 230 void (*track_pre_thread_ll_exit) (ThreadId); 231 232 void (*track_pre_deliver_signal) (ThreadId, Int sigNo, Bool); 233 void (*track_post_deliver_signal)(ThreadId, Int sigNo); 234 235 } VgToolInterface; 236 237 extern VgToolInterface VG_(tdict); 238 239 /* --------------------------------------------------------------------- 240 Miscellaneous functions 241 ------------------------------------------------------------------ */ 242 243 Bool VG_(sanity_check_needs) ( Char** failmsg ); 244 245 #endif // __PUB_CORE_TOOLIFACE_H 246 247 /*--------------------------------------------------------------------*/ 248 /*--- end ---*/ 249 /*--------------------------------------------------------------------*/ 250
