| /** |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #define _GNU_SOURCE |
| |
| #include <ctype.h> |
| #include <dirent.h> |
| #include <dlfcn.h> |
| #include <elf.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <pthread.h> |
| #include <stdbool.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/mman.h> |
| #include <sys/ptrace.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <sys/wait.h> |
| #include <unistd.h> |
| |
| #define FILE_PATH ("/proc/cld/athdiagpfs") |
| |
| #define TEST_SIZE (8092) |
| |
| void *read_test(int arg) { |
| size_t buffer_size = (size_t)arg; |
| FILE *fd = fopen(FILE_PATH, "rb"); |
| char *buffer = (char *)malloc(sizeof(char) * buffer_size); |
| memset(buffer, '0', buffer_size); |
| buffer[buffer_size-1] = '\0'; |
| while (fgets(buffer, buffer_size, fd)) { } |
| return NULL; |
| } |
| |
| int main() { read_test(TEST_SIZE); } |
