42 os_process_init(struct process *proc)  in os_process_init()  argument
48 os_process_destroy(struct process *proc)  in os_process_destroy()  argument
53 os_process_clone(struct process *retp, struct process *proc)  in os_process_clone()  argument
59 os_process_exec(struct process *proc)  in os_process_exec()  argument
67 arch_process_init(struct process *proc)  in arch_process_init()  argument
73 arch_process_destroy(struct process *proc)  in arch_process_destroy()  argument
78 arch_process_clone(struct process *retp, struct process *proc)  in arch_process_clone()  argument
84 arch_process_exec(struct process *proc)  in arch_process_exec()  argument
92 arch_dynlink_done(struct process *proc)  in arch_dynlink_done()  argument
97 static int add_process(struct process *proc, int was_exec);
98 static void unlist_process(struct process *proc);
101 destroy_unwind(struct process *proc)  in destroy_unwind()  argument
104 	if (proc->unwind_priv != NULL)  in destroy_unwind()
105 		_UPT_destroy(proc->unwind_priv);  in destroy_unwind()
106 	if (proc->unwind_as != NULL)  in destroy_unwind()
107 		unw_destroy_addr_space(proc->unwind_as);  in destroy_unwind()
111 	if (proc->dwfl != NULL)  in destroy_unwind()
112 		dwfl_end(proc->dwfl);  in destroy_unwind()
117 process_bare_init(struct process *proc, const char *filename,  in process_bare_init()  argument
121 		memset(proc, 0, sizeof(*proc));  in process_bare_init()
123 		proc->filename = strdup(filename);  in process_bare_init()
124 		if (proc->filename == NULL) {  in process_bare_init()
126 			free(proc->filename);  in process_bare_init()
127 			if (proc->breakpoints != NULL) {  in process_bare_init()
128 				dict_destroy(proc->breakpoints,  in process_bare_init()
130 				free(proc->breakpoints);  in process_bare_init()
131 				proc->breakpoints = NULL;  in process_bare_init()
138 	proc->pid = pid;  in process_bare_init()
139 	if (add_process(proc, was_exec) < 0)  in process_bare_init()
141 	if (proc->leader == NULL) {  in process_bare_init()
144 			unlist_process(proc);  in process_bare_init()
148 	if (proc->leader == proc) {  in process_bare_init()
149 		proc->breakpoints = malloc(sizeof(*proc->breakpoints));  in process_bare_init()
150 		if (proc->breakpoints == NULL)  in process_bare_init()
152 		DICT_INIT(proc->breakpoints,  in process_bare_init()
156 		proc->breakpoints = NULL;  in process_bare_init()
161 		proc->unwind_priv = _UPT_create(pid);  in process_bare_init()
162 		proc->unwind_as = unw_create_addr_space(&_UPT_accessors, 0);  in process_bare_init()
164 		if (proc->unwind_priv == NULL || proc->unwind_as == NULL) {  in process_bare_init()
167 				"for process %d\n", proc->pid);  in process_bare_init()
168 			destroy_unwind(proc);  in process_bare_init()
169 			proc->unwind_priv = NULL;  in process_bare_init()
170 			proc->unwind_as = NULL;  in process_bare_init()
176 	proc->dwfl = NULL; /* Initialize for leader only on first library.  */  in process_bare_init()
183 process_bare_destroy(struct process *proc, int was_exec)  in process_bare_destroy()  argument
185 	dict_destroy(proc->breakpoints, NULL, NULL, NULL);  in process_bare_destroy()
186 	free(proc->breakpoints);  in process_bare_destroy()
188 		free(proc->filename);  in process_bare_destroy()
189 		unlist_process(proc);  in process_bare_destroy()
190 		destroy_unwind(proc);  in process_bare_destroy()
195 process_init_main(struct process *proc)  in process_init_main()  argument
197 	if (breakpoints_init(proc) < 0) {  in process_init_main()
199 			proc->pid);  in process_init_main()
207 process_init(struct process *proc, const char *filename, pid_t pid)  in process_init()  argument
209 	if (process_bare_init(proc, filename, pid, 0) < 0) {  in process_init()
216 	if (os_process_init(proc) < 0) {  in process_init()
217 		process_bare_destroy(proc, 0);  in process_init()
221 	if (arch_process_init(proc) < 0) {  in process_init()
222 		os_process_destroy(proc);  in process_init()
223 		process_bare_destroy(proc, 0);  in process_init()
227 	if (proc->leader != proc) {  in process_init()
228 		proc->e_machine = proc->leader->e_machine;  in process_init()
229 		proc->e_class = proc->leader->e_class;  in process_init()
230 		get_arch_dep(proc);  in process_init()
231 	} else if (process_init_main(proc) < 0) {  in process_init()
232 		process_bare_destroy(proc, 0);  in process_init()
239 destroy_breakpoint_cb(struct process *proc, struct breakpoint *bp, void *data)  in destroy_breakpoint_cb()  argument
247 void callstack_pop(struct process *proc);
250 private_process_destroy(struct process *proc, int was_exec)  in private_process_destroy()  argument
253 	while (proc->callstack_depth > 0) {  in private_process_destroy()
260 		size_t i = proc->callstack_depth - 1;  in private_process_destroy()
261 		if (!proc->callstack[i].is_syscall)  in private_process_destroy()
262 			proc->callstack[i].return_addr = 0;  in private_process_destroy()
264 		callstack_pop(proc);  in private_process_destroy()
268 		free(proc->filename);  in private_process_destroy()
273 	for (lib = proc->libraries; lib != NULL; ) {  in private_process_destroy()
279 	proc->libraries = NULL;  in private_process_destroy()
282 	if (proc->breakpoints != NULL) {  in private_process_destroy()
283 		proc_each_breakpoint(proc, NULL, destroy_breakpoint_cb, NULL);  in private_process_destroy()
284 		dict_destroy(proc->breakpoints, NULL, NULL, NULL);  in private_process_destroy()
285 		free(proc->breakpoints);  in private_process_destroy()
286 		proc->breakpoints = NULL;  in private_process_destroy()
289 	destroy_unwind(proc);  in private_process_destroy()
293 process_destroy(struct process *proc)  in process_destroy()  argument
295 	arch_process_destroy(proc);  in process_destroy()
296 	os_process_destroy(proc);  in process_destroy()
297 	private_process_destroy(proc, 0);  in process_destroy()
301 process_exec(struct process *proc)  in process_exec()  argument
305 	if (arch_process_exec(proc) < 0  in process_exec()
306 	    || os_process_exec(proc) < 0)  in process_exec()
309 	private_process_destroy(proc, 1);  in process_exec()
311 	if (process_bare_init(proc, NULL, proc->pid, 1) < 0)  in process_exec()
313 	if (process_init_main(proc) < 0) {  in process_exec()
314 		process_bare_destroy(proc, 1);  in process_exec()
324 	struct process *proc = malloc(sizeof(*proc));  in open_program()  local
325 	if (proc == NULL || process_init(proc, filename, pid) < 0) {  in open_program()
326 		free(proc);  in open_program()
329 	return proc;  in open_program()
358 process_clone(struct process *retp, struct process *proc, pid_t pid)  in process_clone()  argument
360 	if (process_bare_init(retp, proc->filename, pid, 0) < 0) {  in process_clone()
363 			proc->pid, pid, strerror(errno));  in process_clone()
367 	retp->tracesysgood = proc->tracesysgood;  in process_clone()
368 	retp->e_machine = proc->e_machine;  in process_clone()
369 	retp->e_class = proc->e_class;  in process_clone()
379 	for (lib = proc->leader->libraries; lib != NULL; lib = lib->next) {  in process_clone()
406 		.old_proc = proc,  in process_clone()
409 	if (DICT_EACH(proc->leader->breakpoints,  in process_clone()
418 	memcpy(retp->callstack, proc->callstack, sizeof(retp->callstack));  in process_clone()
419 	retp->callstack_depth = proc->callstack_depth;  in process_clone()
474 	if (os_process_clone(retp, proc) < 0) {  in process_clone()
478 	if (arch_process_clone(retp, proc) < 0) {  in process_clone()
501 	struct process *proc = open_program(filename, pid);  in open_one_pid()  local
502 	if (proc == NULL)  in open_one_pid()
505 	trace_set_options(proc);  in open_one_pid()
511 start_one_pid(struct process *proc, void *data)  in start_one_pid()  argument
513 	continue_process(proc->pid);  in start_one_pid()
518 is_main(struct process *proc, struct library *lib, void *data)  in is_main()  argument
524 process_hit_start(struct process *proc)  in process_hit_start()  argument
526 	struct process *leader = proc->leader;  in process_hit_start()
599 find_proc(struct process *proc, void *data)  in find_proc()  argument
601 	return CBS_STOP_IF(proc->pid == (pid_t)(uintptr_t)data);  in find_proc()
613 unlist_process(struct process *proc)  in unlist_process()  argument
615 	if (list_of_processes == proc) {  in unlist_process()
626 		if (tmp->next == proc) {  in unlist_process()
635 	     enum callback_status(*cb)(struct process *proc, void *data),  in each_process()  argument
658 each_task(struct process *proc, struct process *start_after,  in each_task()  argument
659 	  enum callback_status(*cb)(struct process *proc, void *data),  in each_task()  argument
662 	assert(proc != NULL);  in each_task()
663 	struct process *it = start_after == NULL ? proc->leader  in each_task()
686 add_process(struct process *proc, int was_exec)  in add_process()  argument
689 	if (proc->pid) {  in add_process()
690 		pid_t tgid = process_leader(proc->pid);  in add_process()
695 		if (tgid == proc->pid) {  in add_process()
696 			proc->leader = proc;  in add_process()
699 			proc->leader = leader;  in add_process()
706 		proc->next = *leaderp;  in add_process()
707 		*leaderp = proc;  in add_process()
713 change_process_leader(struct process *proc, struct process *leader)  in change_process_leader()  argument
716 	if (proc->leader == leader)  in change_process_leader()
720 	unlist_process(proc);  in change_process_leader()
721 	if (proc != leader)  in change_process_leader()
724 	proc->leader = leader;  in change_process_leader()
725 	proc->next = *leaderp;  in change_process_leader()
726 	*leaderp = proc;  in change_process_leader()
730 clear_leader(struct process *proc, void *data)  in clear_leader()  argument
733 	      proc->pid, proc->leader->pid);  in clear_leader()
734 	proc->leader = NULL;  in clear_leader()
739 remove_process(struct process *proc)  in remove_process()  argument
741 	debug(DEBUG_FUNCTION, "remove_proc(pid=%d)", proc->pid);  in remove_process()
743 	if (proc->leader == proc)  in remove_process()
744 		each_task(proc, NULL, &clear_leader, NULL);  in remove_process()
746 	unlist_process(proc);  in remove_process()
747 	process_removed(proc);  in remove_process()
748 	process_destroy(proc);  in remove_process()
749 	free(proc);  in remove_process()
753 install_event_handler(struct process *proc, struct event_handler *handler)  in install_event_handler()  argument
755 	debug(DEBUG_FUNCTION, "install_event_handler(pid=%d, %p)", proc->pid, handler);  in install_event_handler()
756 	assert(proc->event_handler == NULL);  in install_event_handler()
757 	proc->event_handler = handler;  in install_event_handler()
761 destroy_event_handler(struct process *proc)  in destroy_event_handler()  argument
763 	struct event_handler *handler = proc->event_handler;  in destroy_event_handler()
764 	debug(DEBUG_FUNCTION, "destroy_event_handler(pid=%d, %p)", proc->pid, handler);  in destroy_event_handler()
769 	proc->event_handler = NULL;  in destroy_event_handler()
773 breakpoint_for_symbol(struct library_symbol *libsym, struct process *proc)  in breakpoint_for_symbol()  argument
776 	assert(proc->leader == proc);  in breakpoint_for_symbol()
782 		      proc->pid, libsym->name, libsym->enter_addr);  in breakpoint_for_symbol()
786 	bp_addr = sym2addr(proc, libsym);  in breakpoint_for_symbol()
801 	if (DICT_FIND_VAL(proc->breakpoints, &bp_addr, &bp) == 0) {  in breakpoint_for_symbol()
823 	    || breakpoint_init(bp, proc, bp_addr, libsym) < 0) {  in breakpoint_for_symbol()
828 	if (proc_add_breakpoint(proc, bp) < 0) {  in breakpoint_for_symbol()
833 	if (breakpoint_turn_on(bp, proc) < 0) {  in breakpoint_for_symbol()
834 		proc_remove_breakpoint(proc, bp);  in breakpoint_for_symbol()
849 proc_activate_latent_symbol(struct process *proc,  in proc_activate_latent_symbol()  argument
855 	return breakpoint_for_symbol(libsym, proc);  in proc_activate_latent_symbol()
859 proc_activate_delayed_symbol(struct process *proc,  in proc_activate_delayed_symbol()  argument
865 	return breakpoint_for_symbol(libsym, proc);  in proc_activate_delayed_symbol()
869 activate_latent_in(struct process *proc, struct library *lib, void *data)  in activate_latent_in()  argument
879 			    && proc_activate_latent_symbol(proc, libsym) < 0)  in activate_latent_in()
886 proc_add_library(struct process *proc, struct library *lib)  in proc_add_library()  argument
889 	lib->next = proc->libraries;  in proc_add_library()
890 	proc->libraries = lib;  in proc_add_library()
892 	      lib->soname, lib->base, lib->pathname, proc->pid);  in proc_add_library()
897 		struct process *leader = proc->leader;  in proc_add_library()
921 					proc->pid, dwfl_errmsg (-1));  in proc_add_library()
951 					     proc)) != NULL)  in proc_add_library()
954 			libsym->name, proc->pid, strerror(errno));  in proc_add_library()
960 	while ((lib2 = proc_each_library(proc, lib2, activate_latent_in,  in proc_add_library()
964 			lib2->soname, proc->pid, strerror(errno));  in proc_add_library()
968 proc_remove_library(struct process *proc, struct library *lib)  in proc_remove_library()  argument
971 	for (libp = &proc->libraries; *libp != NULL; libp = &(*libp)->next)  in proc_remove_library()
980 proc_each_library(struct process *proc, struct library *it,  in proc_each_library()  argument
981 		  enum callback_status (*cb)(struct process *proc,  in proc_each_library()  argument
986 		it = proc->libraries;  in proc_each_library()
993 		switch (cb(proc, it, data)) {  in proc_each_library()
1009 check_leader(struct process *proc)  in check_leader()  argument
1013 	assert(proc->leader != NULL);  in check_leader()
1014 	assert(proc->leader == proc);  in check_leader()
1015 	assert(proc->breakpoints != NULL);  in check_leader()
1019 proc_add_breakpoint(struct process *proc, struct breakpoint *bp)  in proc_add_breakpoint()  argument
1022 	      proc->pid, breakpoint_name(bp), bp->addr);  in proc_add_breakpoint()
1023 	check_leader(proc);  in proc_add_breakpoint()
1028 	assert(dict_find(proc->breakpoints, &bp->addr) == NULL);  in proc_add_breakpoint()
1030 	if (DICT_INSERT(proc->breakpoints, &bp->addr, &bp) < 0) {  in proc_add_breakpoint()
1041 proc_remove_breakpoint(struct process *proc, struct breakpoint *bp)  in proc_remove_breakpoint()  argument
1044 	      proc->pid, breakpoint_name(bp), bp->addr);  in proc_remove_breakpoint()
1045 	check_leader(proc);  in proc_remove_breakpoint()
1046 	int rc = DICT_ERASE(proc->breakpoints, &bp->addr, struct breakpoint *,  in proc_remove_breakpoint()
1053 	struct process *proc;  member
1054 	enum callback_status (*cb)(struct process *proc,
1064 	return data->cb(data->proc, *bpp, data->cb_data);  in each_breakpoint_cb()
1068 proc_each_breakpoint(struct process *proc, arch_addr_t *start,  in proc_each_breakpoint()  argument
1069 		     enum callback_status (*cb)(struct process *proc,  in proc_each_breakpoint()  argument
1074 		.proc = proc,  in proc_each_breakpoint()
1078 	return DICT_EACH(proc->breakpoints,  in proc_each_breakpoint()
1084 proc_find_symbol(struct process *proc, struct library_symbol *sym,  in proc_find_symbol()  argument
1091 		= proc_each_library(proc, NULL, library_with_key_cb, &lib->key);  in proc_find_symbol()
1110 proc_each_symbol(struct process *proc, struct library_symbol *start_after,  in proc_each_symbol()  argument
1115 	for (lib = start_after != NULL ? start_after->lib : proc->libraries;  in proc_each_symbol()
1127 	NAME(struct process *proc, arch_addr_t addr,			\
1134 		if (umovebytes(proc, addr, &u.buf, sizeof(u.dst))	\