1dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 2dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdio.h> 3dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdlib.h> 4dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <unistd.h> 5dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <string.h> 6f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker#include <ctype.h> 7dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 8dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/types.h> 9dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/stat.h> 10dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <dirent.h> 11dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdarg.h> 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <fcntl.h> 14dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 15dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <private/android_filesystem_config.h> 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* NOTES 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - see buffer-format.txt from the linux kernel docs for 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** an explanation of this file format 21dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - dotfiles are ignored 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - directories named 'root' are ignored 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - device notes, pipes, etc are not supported (error) 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project*/ 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid die(const char *why, ...) 27dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 28dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project va_list ap; 29dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 30dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project va_start(ap, why); 31dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"error: "); 32dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project vfprintf(stderr, why, ap); 33dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"\n"); 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project va_end(ap); 35dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 36dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 37dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 38f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongkerstruct fs_config_entry { 39f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker char* name; 40f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker int uid, gid, mode; 41f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker}; 42f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 43f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongkerstatic struct fs_config_entry* canned_config = NULL; 44f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 45f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker/* Each line in the canned file should be a path plus three ints (uid, 46f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker * gid, mode). */ 47a865f6d85a52d0a77d1aef8d5fb5bece08e3b246Doug Zongker#ifdef PATH_MAX 48f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker#define CANNED_LINE_LENGTH (PATH_MAX+100) 49a865f6d85a52d0a77d1aef8d5fb5bece08e3b246Doug Zongker#else 50a865f6d85a52d0a77d1aef8d5fb5bece08e3b246Doug Zongker#define CANNED_LINE_LENGTH (1024) 51a865f6d85a52d0a77d1aef8d5fb5bece08e3b246Doug Zongker#endif 52f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 53dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int verbose = 0; 54dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int total_size = 0; 55dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 56dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void fix_stat(const char *path, struct stat *s) 57dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 58f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (canned_config) { 59f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker // Use the list of file uid/gid/modes loaded from the file 60f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker // given with -f. 61f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 62f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker struct fs_config_entry* empty_path_config = NULL; 63f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker struct fs_config_entry* p; 64f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker for (p = canned_config; p->name; ++p) { 65f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (!p->name[0]) { 66f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker empty_path_config = p; 67f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 68f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (strcmp(p->name, path) == 0) { 69f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker s->st_uid = p->uid; 70f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker s->st_gid = p->gid; 71f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker s->st_mode = p->mode | (s->st_mode & ~07777); 72f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker return; 73f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 74f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 75f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker s->st_uid = empty_path_config->uid; 76f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker s->st_gid = empty_path_config->gid; 77f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker s->st_mode = empty_path_config->mode | (s->st_mode & ~07777); 78f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } else { 79f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker // Use the compiled-in fs_config() function. 80f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 81f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker fs_config(path, S_ISDIR(s->st_mode), &s->st_uid, &s->st_gid, &s->st_mode); 82f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 83dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 84dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 85dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _eject(struct stat *s, char *out, int olen, char *data, unsigned datasize) 86dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 87dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // Nothing is special about this value, just picked something in the 88dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // approximate range that was being used already, and avoiding small 89dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // values which may be special. 90dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project static unsigned next_inode = 300000; 91dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 92dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(total_size & 3) { 93dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size++; 94dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project putchar(0); 95dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 96dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 97dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fix_stat(out, s); 98dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// fprintf(stderr, "_eject %s: mode=0%o\n", out, s->st_mode); 99dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 100dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%06x%08x%08x%08x%08x%08x%08x" 101dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "%08x%08x%08x%08x%08x%08x%08x%s%c", 102dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0x070701, 103dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project next_inode++, // s.st_ino, 104dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s->st_mode, 105dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // s.st_uid, 106dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // s.st_gid, 107dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1, // s.st_nlink, 108dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // s.st_mtime, 109dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project datasize, 110dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // volmajor 111dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // volminor 112dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // devmajor 113dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // devminor, 114dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project olen + 1, 115dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, 116dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project out, 117dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0 118dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ); 119dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 120dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size += 6 + 8*13 + olen + 1; 121dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 122f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if(strlen(out) != (unsigned int)olen) die("ACK!"); 123dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 124dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(total_size & 3) { 125dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size++; 126dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project putchar(0); 127dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 128dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 129dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(datasize) { 130dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fwrite(data, datasize, 1, stdout); 131dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size += datasize; 132dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 133dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 134dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 135dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _eject_trailer() 136dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 137dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct stat s; 138dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memset(&s, 0, sizeof(s)); 139dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, "TRAILER!!!", 10, 0, 0); 140dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 141dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(total_size & 0xff) { 142dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size++; 143dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project putchar(0); 144dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 145dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 146dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 147dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _archive(char *in, char *out, int ilen, int olen); 148dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 149dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int compare(const void* a, const void* b) { 150dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return strcmp(*(const char**)a, *(const char**)b); 151dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 152dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 153dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _archive_dir(char *in, char *out, int ilen, int olen) 154dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 155dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i, t; 156dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project DIR *d; 157dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct dirent *de; 158dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 159dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(verbose) { 160dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"_archive_dir('%s','%s',%d,%d)\n", 161dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in, out, ilen, olen); 162dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 163dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 164dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project d = opendir(in); 165dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(d == 0) die("cannot open directory '%s'", in); 166dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 167dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int size = 32; 168dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int entries = 0; 169dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char** names = malloc(size * sizeof(char*)); 170dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (names == NULL) { 171dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to allocate dir names array (size %d)\n", size); 172dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 173dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 174dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 175dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while((de = readdir(d)) != 0){ 176dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* xxx: feature? maybe some dotfiles are okay */ 177dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(de->d_name[0] == '.') continue; 178dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 179dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* xxx: hack. use a real exclude list */ 180dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(!strcmp(de->d_name, "root")) continue; 181dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 182dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (entries >= size) { 183dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size *= 2; 184dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project names = realloc(names, size * sizeof(char*)); 185dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (names == NULL) { 186dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to reallocate dir names array (size %d)\n", 187dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size); 188dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 189dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 190dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 191dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project names[entries] = strdup(de->d_name); 192dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (names[entries] == NULL) { 193dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to strdup name \"%s\"\n", 194dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project de->d_name); 195dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 196dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 197dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ++entries; 198dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 199dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 200dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project qsort(names, entries, sizeof(char*), compare); 201dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 202dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (i = 0; i < entries; ++i) { 203dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t = strlen(names[i]); 204dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in[ilen] = '/'; 205dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(in + ilen + 1, names[i], t + 1); 206dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 207dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(olen > 0) { 208dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project out[olen] = '/'; 209dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(out + olen + 1, names[i], t + 1); 210dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive(in, out, ilen + t + 1, olen + t + 1); 211dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 212dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(out, names[i], t + 1); 213dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive(in, out, ilen + t + 1, t); 214dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 215dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 216dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in[ilen] = 0; 217dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project out[olen] = 0; 218dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 219dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(names[i]); 220dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 221dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(names); 222dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 223dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 224dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _archive(char *in, char *out, int ilen, int olen) 225dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 226dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct stat s; 227dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 228dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(verbose) { 229dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"_archive('%s','%s',%d,%d)\n", 230dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in, out, ilen, olen); 231dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 232dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 233dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(lstat(in, &s)) die("could not stat '%s'\n", in); 234dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 235dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(S_ISREG(s.st_mode)){ 236dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *tmp; 237dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int fd; 238dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 239dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fd = open(in, O_RDONLY); 240dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(fd < 0) die("cannot open '%s' for read", in); 241dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 242dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tmp = (char*) malloc(s.st_size); 243dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(tmp == 0) die("cannot allocate %d bytes", s.st_size); 244dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 245dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(read(fd, tmp, s.st_size) != s.st_size) { 246dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project die("cannot read %d bytes", s.st_size); 247dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 248dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 249dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, out, olen, tmp, s.st_size); 250dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 251dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(tmp); 252dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project close(fd); 253dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if(S_ISDIR(s.st_mode)) { 254dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, out, olen, 0, 0); 255dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive_dir(in, out, ilen, olen); 256dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if(S_ISLNK(s.st_mode)) { 257dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char buf[1024]; 258dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int size; 259dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size = readlink(in, buf, 1024); 260dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(size < 0) die("cannot read symlink '%s'", in); 261dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, out, olen, buf, size); 262dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 263dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project die("Unknown '%s' (mode %d)?\n", in, s.st_mode); 264dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 265dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 266dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 267dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid archive(const char *start, const char *prefix) 268dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 269dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char in[8192]; 270dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char out[8192]; 271dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 272dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(in, start); 273dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(out, prefix); 274dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 275dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive_dir(in, out, strlen(in), strlen(out)); 276dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 277dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 278f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongkerstatic void read_canned_config(char* filename) 279f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker{ 280f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker int allocated = 8; 281f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker int used = 0; 282f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 283f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker canned_config = 284f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker (struct fs_config_entry*)malloc(allocated * sizeof(struct fs_config_entry)); 285f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 286f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker char line[CANNED_LINE_LENGTH]; 287f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker FILE* f = fopen(filename, "r"); 288f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (f == NULL) die("failed to open canned file"); 289f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 290f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker while (fgets(line, CANNED_LINE_LENGTH, f) != NULL) { 291f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (!line[0]) break; 292f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (used >= allocated) { 293f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker allocated *= 2; 294f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker canned_config = (struct fs_config_entry*)realloc( 295f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker canned_config, allocated * sizeof(struct fs_config_entry)); 296f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 297f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 298f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker struct fs_config_entry* cc = canned_config + used; 299f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 300f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (isspace(line[0])) { 301f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker cc->name = strdup(""); 302f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker cc->uid = atoi(strtok(line, " \n")); 303f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } else { 304f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker cc->name = strdup(strtok(line, " \n")); 305f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker cc->uid = atoi(strtok(NULL, " \n")); 306f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 307f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker cc->gid = atoi(strtok(NULL, " \n")); 308f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker cc->mode = strtol(strtok(NULL, " \n"), NULL, 8); 309f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker ++used; 310f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 311f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (used >= allocated) { 312f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker ++allocated; 313f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker canned_config = (struct fs_config_entry*)realloc( 314f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker canned_config, allocated * sizeof(struct fs_config_entry)); 315f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 316f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker canned_config[used].name = NULL; 317f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 318f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker fclose(f); 319f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker} 320f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 321f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 322dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint main(int argc, char *argv[]) 323dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 324dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argc--; 325dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argv++; 326dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 327f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker if (argc > 1 && strcmp(argv[0], "-f") == 0) { 328f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker read_canned_config(argv[1]); 329f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker argc -= 2; 330f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker argv += 2; 331f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker } 332f2c3a8331ca9ec61aba82c4af6c8c7aa75d56f14Doug Zongker 333dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(argc == 0) die("no directories to process?!"); 334dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 335dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(argc-- > 0){ 336dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *x = strchr(*argv, '='); 337dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(x != 0) { 338dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *x++ = 0; 339dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 340dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project x = ""; 341dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 342dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 343dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project archive(*argv, x); 344dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 345dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argv++; 346dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 347dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 348dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject_trailer(); 349dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 350dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 351dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 352