1 //===-- DNB.h ---------------------------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // Created by Greg Clayton on 3/23/07. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLDB_TOOLS_DEBUGSERVER_SOURCE_DNB_H 14 #define LLDB_TOOLS_DEBUGSERVER_SOURCE_DNB_H 15 16 #include "DNBDefs.h" 17 #include "JSONGenerator.h" 18 #include "MacOSX/Genealogy.h" 19 #include "MacOSX/ThreadInfo.h" 20 #include "RNBContext.h" 21 #include <Availability.h> 22 #include <mach/machine.h> 23 #include <mach/thread_info.h> 24 #include <string> 25 26 #define DNB_EXPORT __attribute__((visibility("default"))) 27 28 #ifndef CPU_TYPE_ARM64 29 #define CPU_TYPE_ARM64 ((cpu_type_t)12 | 0x01000000) 30 #endif 31 32 #ifndef CPU_TYPE_ARM64_32 33 #define CPU_TYPE_ARM64_32 ((cpu_type_t)12 | 0x02000000) 34 #endif 35 36 typedef bool (*DNBShouldCancelCallback)(void *); 37 38 void DNBInitialize(); 39 void DNBTerminate(); 40 41 nub_bool_t DNBSetArchitecture(const char *arch); 42 43 // Process control 44 nub_process_t DNBProcessLaunch( 45 RNBContext *ctx, const char *path, char const *argv[], const char *envp[], 46 const char *working_directory, // NULL => don't change, non-NULL => set 47 // working directory for inferior to this 48 const char *stdin_path, const char *stdout_path, const char *stderr_path, 49 bool no_stdio, int disable_aslr, const char *event_data, char *err_str, 50 size_t err_len); 51 52 nub_process_t DNBProcessGetPIDByName(const char *name); 53 nub_process_t DNBProcessAttach(nub_process_t pid, struct timespec *timeout, 54 bool unmask_signals, char *err_str, 55 size_t err_len); 56 nub_process_t DNBProcessAttachByName(const char *name, struct timespec *timeout, 57 bool unmask_signals, char *err_str, 58 size_t err_len); 59 nub_process_t DNBProcessAttachWait(RNBContext *ctx, const char *wait_name, 60 bool ignore_existing, 61 struct timespec *timeout, 62 useconds_t interval, char *err_str, 63 size_t err_len, 64 DNBShouldCancelCallback should_cancel = NULL, 65 void *callback_data = NULL); 66 // Resume a process with exact instructions on what to do with each thread: 67 // - If no thread actions are supplied (actions is NULL or num_actions is zero), 68 // then all threads are continued. 69 // - If any thread actions are supplied, then each thread will do as it is told 70 // by the action. A default actions for any threads that don't have an 71 // explicit thread action can be made by making a thread action with a tid of 72 // INVALID_NUB_THREAD. If there is no default action, those threads will 73 // remain stopped. 74 nub_bool_t DNBProcessResume(nub_process_t pid, 75 const DNBThreadResumeAction *actions, 76 size_t num_actions) DNB_EXPORT; 77 nub_bool_t DNBProcessHalt(nub_process_t pid) DNB_EXPORT; 78 nub_bool_t DNBProcessDetach(nub_process_t pid) DNB_EXPORT; 79 nub_bool_t DNBProcessSignal(nub_process_t pid, int signal) DNB_EXPORT; 80 nub_bool_t DNBProcessInterrupt(nub_process_t pid) DNB_EXPORT; 81 nub_bool_t DNBProcessKill(nub_process_t pid) DNB_EXPORT; 82 nub_bool_t DNBProcessSendEvent(nub_process_t pid, const char *event) DNB_EXPORT; 83 nub_size_t DNBProcessMemoryRead(nub_process_t pid, nub_addr_t addr, 84 nub_size_t size, void *buf) DNB_EXPORT; 85 uint64_t DNBProcessMemoryReadInteger(nub_process_t pid, nub_addr_t addr, 86 nub_size_t integer_size, 87 uint64_t fail_value) DNB_EXPORT; 88 nub_addr_t DNBProcessMemoryReadPointer(nub_process_t pid, 89 nub_addr_t addr) DNB_EXPORT; 90 std::string DNBProcessMemoryReadCString(nub_process_t pid, 91 nub_addr_t addr) DNB_EXPORT; 92 std::string 93 DNBProcessMemoryReadCStringFixed(nub_process_t pid, nub_addr_t addr, 94 nub_size_t fixed_length) DNB_EXPORT; 95 nub_size_t DNBProcessMemoryWrite(nub_process_t pid, nub_addr_t addr, 96 nub_size_t size, const void *buf) DNB_EXPORT; 97 nub_addr_t DNBProcessMemoryAllocate(nub_process_t pid, nub_size_t size, 98 uint32_t permissions) DNB_EXPORT; 99 nub_bool_t DNBProcessMemoryDeallocate(nub_process_t pid, 100 nub_addr_t addr) DNB_EXPORT; 101 int DNBProcessMemoryRegionInfo(nub_process_t pid, nub_addr_t addr, 102 DNBRegionInfo *region_info) DNB_EXPORT; 103 std::string 104 DNBProcessGetProfileData(nub_process_t pid, 105 DNBProfileDataScanType scanType) DNB_EXPORT; 106 nub_bool_t 107 DNBProcessSetEnableAsyncProfiling(nub_process_t pid, nub_bool_t enable, 108 uint64_t interval_usec, 109 DNBProfileDataScanType scan_type) DNB_EXPORT; 110 111 // Process status 112 nub_bool_t DNBProcessIsAlive(nub_process_t pid) DNB_EXPORT; 113 nub_state_t DNBProcessGetState(nub_process_t pid) DNB_EXPORT; 114 nub_bool_t DNBProcessGetExitStatus(nub_process_t pid, int *status) DNB_EXPORT; 115 nub_bool_t DNBProcessSetExitStatus(nub_process_t pid, int status) DNB_EXPORT; 116 const char *DNBProcessGetExitInfo(nub_process_t pid) DNB_EXPORT; 117 nub_bool_t DNBProcessSetExitInfo(nub_process_t pid, 118 const char *info) DNB_EXPORT; 119 nub_size_t DNBProcessGetNumThreads(nub_process_t pid) DNB_EXPORT; 120 nub_thread_t DNBProcessGetCurrentThread(nub_process_t pid) DNB_EXPORT; 121 nub_thread_t DNBProcessGetCurrentThreadMachPort(nub_process_t pid) DNB_EXPORT; 122 nub_thread_t DNBProcessSetCurrentThread(nub_process_t pid, 123 nub_thread_t tid) DNB_EXPORT; 124 nub_thread_t DNBProcessGetThreadAtIndex(nub_process_t pid, 125 nub_size_t thread_idx) DNB_EXPORT; 126 nub_bool_t DNBProcessSyncThreadState(nub_process_t pid, 127 nub_thread_t tid) DNB_EXPORT; 128 nub_addr_t DNBProcessGetSharedLibraryInfoAddress(nub_process_t pid) DNB_EXPORT; 129 nub_bool_t DNBProcessSharedLibrariesUpdated(nub_process_t pid) DNB_EXPORT; 130 nub_size_t 131 DNBProcessGetSharedLibraryInfo(nub_process_t pid, nub_bool_t only_changed, 132 DNBExecutableImageInfo **image_infos) DNB_EXPORT; 133 const char *DNBGetDeploymentInfo(nub_process_t pid, bool is_executable, 134 const struct load_command &lc, 135 uint64_t load_command_address, 136 uint32_t &major_version, 137 uint32_t &minor_version, 138 uint32_t &patch_version); 139 nub_bool_t DNBProcessSetNameToAddressCallback(nub_process_t pid, 140 DNBCallbackNameToAddress callback, 141 void *baton) DNB_EXPORT; 142 nub_bool_t DNBProcessSetSharedLibraryInfoCallback( 143 nub_process_t pid, DNBCallbackCopyExecutableImageInfos callback, 144 void *baton) DNB_EXPORT; 145 nub_addr_t DNBProcessLookupAddress(nub_process_t pid, const char *name, 146 const char *shlib) DNB_EXPORT; 147 nub_size_t DNBProcessGetAvailableSTDOUT(nub_process_t pid, char *buf, 148 nub_size_t buf_size) DNB_EXPORT; 149 nub_size_t DNBProcessGetAvailableSTDERR(nub_process_t pid, char *buf, 150 nub_size_t buf_size) DNB_EXPORT; 151 nub_size_t DNBProcessGetAvailableProfileData(nub_process_t pid, char *buf, 152 nub_size_t buf_size) DNB_EXPORT; 153 nub_size_t DNBProcessGetStopCount(nub_process_t pid) DNB_EXPORT; 154 uint32_t DNBProcessGetCPUType(nub_process_t pid) DNB_EXPORT; 155 size_t DNBGetAllInfos(std::vector<struct kinfo_proc> &proc_infos); 156 157 // Process executable and arguments 158 const char *DNBProcessGetExecutablePath(nub_process_t pid); 159 const char *DNBProcessGetArgumentAtIndex(nub_process_t pid, nub_size_t idx); 160 nub_size_t DNBProcessGetArgumentCount(nub_process_t pid); 161 162 // Process events 163 nub_event_t DNBProcessWaitForEvents(nub_process_t pid, nub_event_t event_mask, 164 bool wait_for_set, 165 struct timespec *timeout); 166 void DNBProcessResetEvents(nub_process_t pid, nub_event_t event_mask); 167 168 // Thread functions 169 const char *DNBThreadGetName(nub_process_t pid, nub_thread_t tid); 170 nub_bool_t 171 DNBThreadGetIdentifierInfo(nub_process_t pid, nub_thread_t tid, 172 thread_identifier_info_data_t *ident_info); 173 nub_state_t DNBThreadGetState(nub_process_t pid, nub_thread_t tid); 174 nub_bool_t DNBThreadGetRegisterValueByID(nub_process_t pid, nub_thread_t tid, 175 uint32_t set, uint32_t reg, 176 DNBRegisterValue *value); 177 nub_bool_t DNBThreadSetRegisterValueByID(nub_process_t pid, nub_thread_t tid, 178 uint32_t set, uint32_t reg, 179 const DNBRegisterValue *value); 180 nub_size_t DNBThreadGetRegisterContext(nub_process_t pid, nub_thread_t tid, 181 void *buf, size_t buf_len); 182 nub_size_t DNBThreadSetRegisterContext(nub_process_t pid, nub_thread_t tid, 183 const void *buf, size_t buf_len); 184 uint32_t DNBThreadSaveRegisterState(nub_process_t pid, nub_thread_t tid); 185 nub_bool_t DNBThreadRestoreRegisterState(nub_process_t pid, nub_thread_t tid, 186 uint32_t save_id); 187 nub_bool_t DNBThreadGetRegisterValueByName(nub_process_t pid, nub_thread_t tid, 188 uint32_t set, const char *name, 189 DNBRegisterValue *value); 190 nub_bool_t DNBThreadGetStopReason(nub_process_t pid, nub_thread_t tid, 191 DNBThreadStopInfo *stop_info); 192 const char *DNBThreadGetInfo(nub_process_t pid, nub_thread_t tid); 193 Genealogy::ThreadActivitySP DNBGetGenealogyInfoForThread(nub_process_t pid, 194 nub_thread_t tid, 195 bool &timed_out); 196 Genealogy::ProcessExecutableInfoSP DNBGetGenealogyImageInfo(nub_process_t pid, 197 size_t idx); 198 ThreadInfo::QoS DNBGetRequestedQoSForThread(nub_process_t pid, nub_thread_t tid, 199 nub_addr_t tsd, 200 uint64_t dti_qos_class_index); 201 nub_addr_t DNBGetPThreadT(nub_process_t pid, nub_thread_t tid); 202 nub_addr_t DNBGetDispatchQueueT(nub_process_t pid, nub_thread_t tid); 203 nub_addr_t 204 DNBGetTSDAddressForThread(nub_process_t pid, nub_thread_t tid, 205 uint64_t plo_pthread_tsd_base_address_offset, 206 uint64_t plo_pthread_tsd_base_offset, 207 uint64_t plo_pthread_tsd_entry_size); 208 JSONGenerator::ObjectSP DNBGetLoadedDynamicLibrariesInfos( 209 nub_process_t pid, nub_addr_t image_list_address, nub_addr_t image_count); 210 JSONGenerator::ObjectSP DNBGetAllLoadedLibrariesInfos(nub_process_t pid); 211 JSONGenerator::ObjectSP 212 DNBGetLibrariesInfoForAddresses(nub_process_t pid, 213 std::vector<uint64_t> &macho_addresses); 214 JSONGenerator::ObjectSP DNBGetSharedCacheInfo(nub_process_t pid); 215 216 // 217 // Breakpoint functions 218 nub_bool_t DNBBreakpointSet(nub_process_t pid, nub_addr_t addr, nub_size_t size, 219 nub_bool_t hardware); 220 nub_bool_t DNBBreakpointClear(nub_process_t pid, nub_addr_t addr); 221 222 // Watchpoint functions 223 nub_bool_t DNBWatchpointSet(nub_process_t pid, nub_addr_t addr, nub_size_t size, 224 uint32_t watch_flags, nub_bool_t hardware); 225 nub_bool_t DNBWatchpointClear(nub_process_t pid, nub_addr_t addr); 226 uint32_t DNBWatchpointGetNumSupportedHWP(nub_process_t pid); 227 228 uint32_t DNBGetRegisterCPUType(); 229 const DNBRegisterSetInfo *DNBGetRegisterSetInfo(nub_size_t *num_reg_sets); 230 nub_bool_t DNBGetRegisterInfoByName(const char *reg_name, 231 DNBRegisterInfo *info); 232 233 // Other static nub information calls. 234 const char *DNBStateAsString(nub_state_t state); 235 nub_bool_t DNBResolveExecutablePath(const char *path, char *resolved_path, 236 size_t resolved_path_size); 237 bool DNBGetOSVersionNumbers(uint64_t *major, uint64_t *minor, uint64_t *patch); 238 /// \return the iOSSupportVersion of the host OS. 239 std::string DNBGetMacCatalystVersionString(); 240 241 /// \return true if debugserver is running in translation 242 /// (is an x86_64 process on arm64) 243 bool DNBDebugserverIsTranslated(); 244 #endif 245