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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _DUMPSTATE_H_
     18 #define _DUMPSTATE_H_
     19 
     20 #include <time.h>
     21 #include <unistd.h>
     22 
     23 /* prints the contents of a file */
     24 int dump_file(const char *title, const char* path);
     25 
     26 /* forks a command and waits for it to finish -- terminate args with NULL */
     27 int run_command(const char *title, int timeout_seconds, const char *command, ...);
     28 
     29 /* prints all the system properties */
     30 void print_properties();
     31 
     32 /* redirect output to a service control socket */
     33 void redirect_to_socket(FILE *redirect, const char *service);
     34 
     35 /* redirect output to a file, optionally gzipping; returns gzip pid */
     36 pid_t redirect_to_file(FILE *redirect, char *path, int gzip_level);
     37 
     38 /* dump Dalvik stack traces, return the trace file location (NULL if none) */
     39 const char *dump_vm_traces();
     40 
     41 /* for each process in the system, run the specified function */
     42 void for_each_pid(void (*func)(int, const char *), const char *header);
     43 
     44 /* Displays a blocked processes in-kernel wait channel */
     45 void show_wchan(int pid, const char *name);
     46 
     47 #endif /* _DUMPSTATE_H_ */
     48