1 //===-- DNBDefs.h -----------------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Created by Greg Clayton on 6/26/07.
12 //===----------------------------------------------------------------------===//
20 #include <sys/syslimits.h>
23 //----------------------------------------------------------------------
24 // Define nub_addr_t and the invalid address value from the architecture
25 //----------------------------------------------------------------------
26 #if defined (__x86_64__) || defined (__ppc64__) || defined (__arm64__) || defined (__aarch64__)
28 //----------------------------------------------------------------------
29 // 64 bit address architectures
30 //----------------------------------------------------------------------
31 typedef uint64_t nub_addr_t;
32 #define INVALID_NUB_ADDRESS ((nub_addr_t)~0ull)
34 #elif defined (__i386__) || defined (__powerpc__) || defined (__ppc__) || defined (__arm__)
36 //----------------------------------------------------------------------
37 // 32 bit address architectures
38 //----------------------------------------------------------------------
40 typedef uint32_t nub_addr_t;
41 #define INVALID_NUB_ADDRESS ((nub_addr_t)~0ul)
45 //----------------------------------------------------------------------
46 // Default to 64 bit address for unrecognized architectures.
47 //----------------------------------------------------------------------
49 #warning undefined architecture, defaulting to 8 byte addresses
50 typedef uint64_t nub_addr_t;
51 #define INVALID_NUB_ADDRESS ((nub_addr_t)~0ull)
56 typedef size_t nub_size_t;
57 typedef ssize_t nub_ssize_t;
58 typedef uint32_t nub_index_t;
59 typedef pid_t nub_process_t;
60 typedef uint64_t nub_thread_t;
61 typedef uint32_t nub_event_t;
62 typedef uint32_t nub_bool_t;
64 #define INVALID_NUB_PROCESS ((nub_process_t)0)
65 #define INVALID_NUB_THREAD ((nub_thread_t)0)
66 #define INVALID_NUB_WATCH_ID ((nub_watch_t)0)
67 #define INVALID_NUB_HW_INDEX UINT32_MAX
68 #define INVALID_NUB_REGNUM UINT32_MAX
69 #define NUB_GENERIC_ERROR UINT32_MAX
72 #define WATCH_TYPE_READ (1u << 0)
73 #define WATCH_TYPE_WRITE (1u << 1)
92 eLaunchFlavorDefault = 0,
93 eLaunchFlavorPosixSpawn = 1,
94 eLaunchFlavorForkExec = 2,
95 #ifdef WITH_SPRINGBOARD
96 eLaunchFlavorSpringBoard = 3,
104 } nub_launch_flavor_t;
106 #define NUB_STATE_IS_RUNNING(s) ((s) == eStateAttaching ||\
107 (s) == eStateLaunching ||\
108 (s) == eStateRunning ||\
109 (s) == eStateStepping ||\
110 (s) == eStateDetached)
112 #define NUB_STATE_IS_STOPPED(s) ((s) == eStateUnloaded ||\
113 (s) == eStateStopped ||\
114 (s) == eStateCrashed ||\
119 eEventProcessRunningStateChanged = 1 << 0, // The process has changed state to running
120 eEventProcessStoppedStateChanged = 1 << 1, // The process has changed state to stopped
121 eEventSharedLibsStateChange = 1 << 2, // Shared libraries loaded/unloaded state has changed
122 eEventStdioAvailable = 1 << 3, // Something is available on stdout/stderr
123 eEventProfileDataAvailable = 1 << 4, // Profile data ready for retrieval
124 kAllEventsMask = eEventProcessRunningStateChanged |
125 eEventProcessStoppedStateChanged |
126 eEventSharedLibsStateChange |
127 eEventStdioAvailable |
128 eEventProfileDataAvailable
131 #define LOG_VERBOSE (1u << 0)
132 #define LOG_PROCESS (1u << 1)
133 #define LOG_THREAD (1u << 2)
134 #define LOG_EXCEPTIONS (1u << 3)
135 #define LOG_SHLIB (1u << 4)
136 #define LOG_MEMORY (1u << 5) // Log memory reads/writes calls
137 #define LOG_MEMORY_DATA_SHORT (1u << 6) // Log short memory reads/writes bytes
138 #define LOG_MEMORY_DATA_LONG (1u << 7) // Log all memory reads/writes bytes
139 #define LOG_MEMORY_PROTECTIONS (1u << 8) // Log memory protection changes
140 #define LOG_BREAKPOINTS (1u << 9)
141 #define LOG_EVENTS (1u << 10)
142 #define LOG_WATCHPOINTS (1u << 11)
143 #define LOG_STEP (1u << 12)
144 #define LOG_TASK (1u << 13)
145 #define LOG_LO_USER (1u << 16)
146 #define LOG_HI_USER (1u << 31)
147 #define LOG_ALL 0xFFFFFFFFu
148 #define LOG_DEFAULT ((LOG_PROCESS) |\
159 #define REGISTER_SET_ALL 0
160 // Generic Register set to be defined by each architecture for access to common
162 #define REGISTER_SET_GENERIC ((uint32_t)0xFFFFFFFFu)
163 #define GENERIC_REGNUM_PC 0 // Program Counter
164 #define GENERIC_REGNUM_SP 1 // Stack Pointer
165 #define GENERIC_REGNUM_FP 2 // Frame Pointer
166 #define GENERIC_REGNUM_RA 3 // Return Address
167 #define GENERIC_REGNUM_FLAGS 4 // Processor flags register
168 #define GENERIC_REGNUM_ARG1 5 // The register that would contain pointer size or less argument 1 (if any)
169 #define GENERIC_REGNUM_ARG2 6 // The register that would contain pointer size or less argument 2 (if any)
170 #define GENERIC_REGNUM_ARG3 7 // The register that would contain pointer size or less argument 3 (if any)
171 #define GENERIC_REGNUM_ARG4 8 // The register that would contain pointer size or less argument 4 (if any)
172 #define GENERIC_REGNUM_ARG5 9 // The register that would contain pointer size or less argument 5 (if any)
173 #define GENERIC_REGNUM_ARG6 10 // The register that would contain pointer size or less argument 6 (if any)
174 #define GENERIC_REGNUM_ARG7 11 // The register that would contain pointer size or less argument 7 (if any)
175 #define GENERIC_REGNUM_ARG8 12 // The register that would contain pointer size or less argument 8 (if any)
180 Uint, // unsigned integer
181 Sint, // signed integer
183 Vector // vector registers
186 enum DNBRegisterFormat
188 InvalidRegFormat = 0,
203 struct DNBRegisterInfo
205 uint32_t set; // Register set
206 uint32_t reg; // Register number
207 const char *name; // Name of this register
208 const char *alt; // Alternate name
209 uint16_t type; // Type of the register bits (DNBRegisterType)
210 uint16_t format; // Default format for display (DNBRegisterFormat),
211 uint32_t size; // Size in bytes of the register
212 uint32_t offset; // Offset from the beginning of the register context
213 uint32_t reg_ehframe; // eh_frame register number (INVALID_NUB_REGNUM when none)
214 uint32_t reg_dwarf; // DWARF register number (INVALID_NUB_REGNUM when none)
215 uint32_t reg_generic; // Generic register number (INVALID_NUB_REGNUM when none)
216 uint32_t reg_debugserver;// The debugserver register number we'll use over gdb-remote protocol (INVALID_NUB_REGNUM when none)
217 const char **value_regs; // If this register is a part of other registers, list the register names terminated by NULL
218 const char **update_regs; // If modifying this register will invalidate other registers, list the register names terminated by NULL
221 struct DNBRegisterSetInfo
223 const char *name; // Name of this register set
224 const struct DNBRegisterInfo *registers; // An array of register descriptions
225 nub_size_t num_registers; // The number of registers in REGISTERS array above
228 struct DNBThreadResumeAction
230 nub_thread_t tid; // The thread ID that this action applies to, INVALID_NUB_THREAD for the default thread action
231 nub_state_t state; // Valid values are eStateStopped/eStateSuspended, eStateRunning, and eStateStepping.
232 int signal; // When resuming this thread, resume it with this signal
233 nub_addr_t addr; // If not INVALID_NUB_ADDRESS, then set the PC for the thread to ADDR before resuming/stepping
236 enum DNBThreadStopType
238 eStopTypeInvalid = 0,
244 enum DNBMemoryPermissions
246 eMemoryPermissionsWritable = (1 << 0),
247 eMemoryPermissionsReadable = (1 << 1),
248 eMemoryPermissionsExecutable = (1 << 2)
251 #define DNB_THREAD_STOP_INFO_MAX_DESC_LENGTH 256
252 #define DNB_THREAD_STOP_INFO_MAX_EXC_DATA 8
254 //----------------------------------------------------------------------
257 // Describes the reason a thread stopped.
258 //----------------------------------------------------------------------
259 struct DNBThreadStopInfo
261 DNBThreadStopType reason;
262 char description[DNB_THREAD_STOP_INFO_MAX_DESC_LENGTH];
271 // eStopTypeException
275 nub_size_t data_count;
276 nub_addr_t data[DNB_THREAD_STOP_INFO_MAX_EXC_DATA];
282 struct DNBRegisterValue
284 struct DNBRegisterInfo info; // Register information for this register
298 int16_t v_sint16[16];
302 uint16_t v_uint16[16];
303 uint32_t v_uint32[8];
304 uint64_t v_uint64[4];
312 enum DNBSharedLibraryState
314 eShlibStateUnloaded = 0,
315 eShlibStateLoaded = 1
318 #ifndef DNB_MAX_SEGMENT_NAME_LENGTH
319 #define DNB_MAX_SEGMENT_NAME_LENGTH 32
324 char name[DNB_MAX_SEGMENT_NAME_LENGTH];
329 struct DNBExecutableImageInfo
331 char name[PATH_MAX]; // Name of the executable image (usually a full path)
332 uint32_t state; // State of the executable image (see enum DNBSharedLibraryState)
333 nub_addr_t header_addr; // Executable header address
334 uuid_t uuid; // Unique identifier for matching with symbols
335 uint32_t num_segments; // Number of contiguous memory segments to in SEGMENTS array
336 DNBSegment *segments; // Array of contiguous memory segments in executable
343 uint32_t permissions;
346 enum DNBProfileDataScanType
348 eProfileHostCPU = (1 << 0),
349 eProfileCPU = (1 << 1),
351 eProfileThreadsCPU = (1 << 2), // By default excludes eProfileThreadName and eProfileQueueName.
352 eProfileThreadName = (1 << 3), // Assume eProfileThreadsCPU, get thread name as well.
353 eProfileQueueName = (1 << 4), // Assume eProfileThreadsCPU, get queue name as well.
355 eProfileHostMemory = (1 << 5),
357 eProfileMemory = (1 << 6), // By default, excludes eProfileMemoryDirtyPage.
358 eProfileMemoryDirtyPage = (1 << 7), // Assume eProfileMemory, get Dirty Page size as well.
359 eProfileMemoryAnonymous = (1 << 8), // Assume eProfileMemory, get Anonymous memory as well.
361 eProfileEnergy = (1 << 9),
363 eProfileAll = 0xffffffff
366 typedef nub_addr_t (*DNBCallbackNameToAddress)(nub_process_t pid, const char *name, const char *shlib_regex, void *baton);
367 typedef nub_size_t (*DNBCallbackCopyExecutableImageInfos)(nub_process_t pid, struct DNBExecutableImageInfo **image_infos, nub_bool_t only_changed, void *baton);
368 typedef void (*DNBCallbackLog)(void *baton, uint32_t flags, const char *format, va_list args);
370 #define UNUSED_IF_ASSERT_DISABLED(x) ((void)(x))
372 #endif // #ifndef __DNBDefs_h__