mkbootfs.c revision dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0
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> 6dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 7dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/types.h> 8dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <sys/stat.h> 9dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <dirent.h> 10dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 11dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <stdarg.h> 12dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <fcntl.h> 13dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 14dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project#include <private/android_filesystem_config.h> 15dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 16dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project/* NOTES 17dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** 18dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - see buffer-format.txt from the linux kernel docs for 19dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** an explanation of this file format 20dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - dotfiles are ignored 21dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - directories named 'root' are ignored 22dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project** - device notes, pipes, etc are not supported (error) 23dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project*/ 24dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 25dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid die(const char *why, ...) 26dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 27dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project va_list ap; 28dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 29dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project va_start(ap, why); 30dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"error: "); 31dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project vfprintf(stderr, why, ap); 32dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"\n"); 33dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project va_end(ap); 34dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 35dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 36dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 37dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int verbose = 0; 38dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int total_size = 0; 39dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 40dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void fix_stat(const char *path, struct stat *s) 41dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 42dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fs_config(path, S_ISDIR(s->st_mode), &s->st_uid, &s->st_gid, &s->st_mode); 43dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 44dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 45dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _eject(struct stat *s, char *out, int olen, char *data, unsigned datasize) 46dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 47dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // Nothing is special about this value, just picked something in the 48dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // approximate range that was being used already, and avoiding small 49dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project // values which may be special. 50dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project static unsigned next_inode = 300000; 51dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 52dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(total_size & 3) { 53dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size++; 54dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project putchar(0); 55dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 56dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 57dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fix_stat(out, s); 58dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project// fprintf(stderr, "_eject %s: mode=0%o\n", out, s->st_mode); 59dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 60dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project printf("%06x%08x%08x%08x%08x%08x%08x" 61dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project "%08x%08x%08x%08x%08x%08x%08x%s%c", 62dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0x070701, 63dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project next_inode++, // s.st_ino, 64dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project s->st_mode, 65dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // s.st_uid, 66dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // s.st_gid, 67dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 1, // s.st_nlink, 68dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // s.st_mtime, 69dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project datasize, 70dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // volmajor 71dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // volminor 72dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // devmajor 73dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, // devminor, 74dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project olen + 1, 75dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0, 76dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project out, 77dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 0 78dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ); 79dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 80dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size += 6 + 8*13 + olen + 1; 81dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 82dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(strlen(out) != olen) die("ACK!"); 83dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 84dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(total_size & 3) { 85dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size++; 86dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project putchar(0); 87dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 88dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 89dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(datasize) { 90dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fwrite(data, datasize, 1, stdout); 91dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size += datasize; 92dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 93dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 94dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 95dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _eject_trailer() 96dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 97dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct stat s; 98dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memset(&s, 0, sizeof(s)); 99dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, "TRAILER!!!", 10, 0, 0); 100dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 101dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(total_size & 0xff) { 102dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project total_size++; 103dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project putchar(0); 104dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 105dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 106dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 107dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _archive(char *in, char *out, int ilen, int olen); 108dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 109dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic int compare(const void* a, const void* b) { 110dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return strcmp(*(const char**)a, *(const char**)b); 111dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 112dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 113dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _archive_dir(char *in, char *out, int ilen, int olen) 114dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 115dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int i, t; 116dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project DIR *d; 117dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct dirent *de; 118dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 119dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(verbose) { 120dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"_archive_dir('%s','%s',%d,%d)\n", 121dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in, out, ilen, olen); 122dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 123dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 124dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project d = opendir(in); 125dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(d == 0) die("cannot open directory '%s'", in); 126dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 127dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int size = 32; 128dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int entries = 0; 129dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char** names = malloc(size * sizeof(char*)); 130dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (names == NULL) { 131dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to allocate dir names array (size %d)\n", size); 132dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 133dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 134dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 135dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while((de = readdir(d)) != 0){ 136dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* xxx: feature? maybe some dotfiles are okay */ 137dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(de->d_name[0] == '.') continue; 138dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 139dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project /* xxx: hack. use a real exclude list */ 140dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(!strcmp(de->d_name, "root")) continue; 141dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 142dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (entries >= size) { 143dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size *= 2; 144dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project names = realloc(names, size * sizeof(char*)); 145dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (names == NULL) { 146dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to reallocate dir names array (size %d)\n", 147dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size); 148dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 149dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 150dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 151dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project names[entries] = strdup(de->d_name); 152dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if (names[entries] == NULL) { 153dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr, "failed to strdup name \"%s\"\n", 154dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project de->d_name); 155dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project exit(1); 156dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 157dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project ++entries; 158dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 159dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 160dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project qsort(names, entries, sizeof(char*), compare); 161dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 162dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project for (i = 0; i < entries; ++i) { 163dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project t = strlen(names[i]); 164dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in[ilen] = '/'; 165dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(in + ilen + 1, names[i], t + 1); 166dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 167dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(olen > 0) { 168dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project out[olen] = '/'; 169dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(out + olen + 1, names[i], t + 1); 170dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive(in, out, ilen + t + 1, olen + t + 1); 171dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 172dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project memcpy(out, names[i], t + 1); 173dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive(in, out, ilen + t + 1, t); 174dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 175dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 176dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in[ilen] = 0; 177dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project out[olen] = 0; 178dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 179dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(names[i]); 180dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 181dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(names); 182dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 183dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 184dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectstatic void _archive(char *in, char *out, int ilen, int olen) 185dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 186dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project struct stat s; 187dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 188dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(verbose) { 189dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fprintf(stderr,"_archive('%s','%s',%d,%d)\n", 190dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project in, out, ilen, olen); 191dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 192dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 193dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(lstat(in, &s)) die("could not stat '%s'\n", in); 194dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 195dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(S_ISREG(s.st_mode)){ 196dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *tmp; 197dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int fd; 198dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 199dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project fd = open(in, O_RDONLY); 200dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(fd < 0) die("cannot open '%s' for read", in); 201dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 202dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project tmp = (char*) malloc(s.st_size); 203dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(tmp == 0) die("cannot allocate %d bytes", s.st_size); 204dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 205dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(read(fd, tmp, s.st_size) != s.st_size) { 206dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project die("cannot read %d bytes", s.st_size); 207dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 208dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 209dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, out, olen, tmp, s.st_size); 210dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 211dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project free(tmp); 212dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project close(fd); 213dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if(S_ISDIR(s.st_mode)) { 214dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, out, olen, 0, 0); 215dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive_dir(in, out, ilen, olen); 216dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else if(S_ISLNK(s.st_mode)) { 217dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char buf[1024]; 218dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project int size; 219dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project size = readlink(in, buf, 1024); 220dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(size < 0) die("cannot read symlink '%s'", in); 221dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject(&s, out, olen, buf, size); 222dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 223dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project die("Unknown '%s' (mode %d)?\n", in, s.st_mode); 224dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 225dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 226dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 227dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectvoid archive(const char *start, const char *prefix) 228dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 229dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char in[8192]; 230dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char out[8192]; 231dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 232dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(in, start); 233dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project strcpy(out, prefix); 234dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 235dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _archive_dir(in, out, strlen(in), strlen(out)); 236dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 237dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 238dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Projectint main(int argc, char *argv[]) 239dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project{ 240dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argc--; 241dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argv++; 242dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 243dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(argc == 0) die("no directories to process?!"); 244dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 245dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project while(argc-- > 0){ 246dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project char *x = strchr(*argv, '='); 247dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project if(x != 0) { 248dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project *x++ = 0; 249dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } else { 250dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project x = ""; 251dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 252dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 253dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project archive(*argv, x); 254dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 255dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project argv++; 256dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project } 257dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 258dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project _eject_trailer(); 259dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project 260dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project return 0; 261dd7bc3319deb2b77c5d07a51b7d6cd7e11b5beb0The Android Open Source Project} 262