188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <stdlib.h> 288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <stdio.h> 388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <string.h> 488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <unistd.h> 588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#include <private/android_filesystem_config.h> 788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#define DO_DEBUG 1 988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 1088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#define ERROR(fmt,args...) \ 1188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project do { \ 1288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "%s:%d: ERROR: " fmt, \ 1388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project __FILE__, __LINE__, ##args); \ 1488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } while (0) 1588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 1688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#if DO_DEBUG 1788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#define DEBUG(fmt,args...) \ 1888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project do { fprintf(stderr, "DEBUG: " fmt, ##args); } while(0) 1988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#else 2088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#define DEBUG(x...) do {} while(0) 2188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project#endif 2288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 2388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectvoid 2488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectprint_help(void) 2588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 2688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "fs_get_stats: retrieve the target file stats " 2788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "for the specified file\n"); 2874a81e6633276d92337749a5ee9d921207814dd4Thierry Strudel fprintf(stderr, "usage: fs_get_stats cur_perms is_dir filename targetout\n"); 2988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "\tcur_perms - The current permissions of " 3088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project "the file\n"); 3188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "\tis_dir - Is filename is a dir, 1. Otherwise, 0.\n"); 3288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "\tfilename - The filename to lookup\n"); 3374a81e6633276d92337749a5ee9d921207814dd4Thierry Strudel fprintf(stderr, "\ttargetout - The target out path to query device specific FS configs\n"); 3488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stderr, "\n"); 3588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 3688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 3788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectint 3888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Projectmain(int argc, const char *argv[]) 3988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project{ 4088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char *endptr; 4188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project char is_dir = 0; 4288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project unsigned perms = 0; 4388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project unsigned uid = (unsigned)-1; 4488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project unsigned gid = (unsigned)-1; 4588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 4674a81e6633276d92337749a5ee9d921207814dd4Thierry Strudel if (argc < 5) { 4788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ERROR("Invalid arguments\n"); 4888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project print_help(); 4988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project exit(-1); 5088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 5188b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 5288b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project perms = (unsigned)strtoul(argv[1], &endptr, 0); 5388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (!endptr || (endptr == argv[1]) || (*endptr != '\0')) { 5488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project ERROR("current permissions must be a number. Got '%s'.\n", argv[1]); 5588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project exit(-1); 5688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project } 5788b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 5888b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project if (!strcmp(argv[2], "1")) 5988b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project is_dir = 1; 6088b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 61fa798096fd30873277965144ad72b21e2e1f5a82Nick Kralevich uint64_t capabilities; 6274a81e6633276d92337749a5ee9d921207814dd4Thierry Strudel fs_config(argv[3], is_dir, argv[4], &uid, &gid, &perms, &capabilities); 6388b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project fprintf(stdout, "%d %d 0%o\n", uid, gid, perms); 6488b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project 6588b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project return 0; 6688b607994a148f4af5bffee163e39ce8296750c6The Android Open Source Project} 67