#include #include #include #include #include "filelist/image_entry.h" typedef int (*print_fun_t)(image_entry_t *ent, const char *root); static int print_pretty(image_entry_t *ent, const char *root) { (void)root; printf("%s\n", ent->name); printf("\towner: %d/%d\n", ent->uid, ent->gid); printf("\tpermissions: 0%04o\n", ent->mode & (~S_IFMT)); fputs("\ttype: ", stdout); switch (ent->mode & S_IFMT) { case S_IFLNK: fputs("symlink\n", stdout); printf("\ttarget: %s\n\n", ent->data.symlink.target); break; case S_IFREG: fputs("file\n", stdout); printf("\tsize: %lu\n", (unsigned long)ent->data.file.size); printf("\tid: %u\n\n", (unsigned int)ent->data.file.id); break; case S_IFDIR: fputs("directory\n\n", stdout); break; case S_IFCHR: fputs("character device\n", stdout); printf("\tmajor: %u\n\tminor: %u\n\n", major(ent->data.device.devno), minor(ent->data.device.devno)); break; case S_IFBLK: fputs("block device\n", stdout); printf("\tmajor: %u\n\tminor: %u\n\n", major(ent->data.device.devno), minor(ent->data.device.devno)); break; default: fputs("unknown\n\n", stdout); goto fail_type; } return 0; fail_type: fputs("unknown file type in table of contents\n", stderr); return -1; } static int print_sqfs(image_entry_t *ent, const char *root) { mode_t mode = ent->mode & (~S_IFMT); (void)root; switch (ent->mode & S_IFMT) { case S_IFCHR: printf("%s c %o %u %u %u %u\n", ent->name, mode, (unsigned int)ent->uid, (unsigned int)ent->gid, major(ent->data.device.devno), minor(ent->data.device.devno)); break; case S_IFBLK: printf("%s b %o %u %u %u %u\n", ent->name, mode, (unsigned int)ent->uid, (unsigned int)ent->gid, major(ent->data.device.devno), minor(ent->data.device.devno)); break; case S_IFLNK: mode = 0777; /* fall-through */ case S_IFDIR: case S_IFREG: printf("%s m %o %u %u\n", ent->name, mode, (unsigned int)ent->uid, (unsigned int)ent->gid); break; default: fputs("unknown file type in table of contents\n", stderr); return -1; } return 0; } static int print_initrd(image_entry_t *ent, const char *root) { mode_t mode = ent->mode & (~S_IFMT); switch (ent->mode & S_IFMT) { case S_IFCHR: printf("nod /%s 0%o %u %u c %u %u\n", ent->name, mode, (unsigned int)ent->uid, (unsigned int)ent->gid, major(ent->data.device.devno), minor(ent->data.device.devno)); return 0; case S_IFBLK: printf("nod /%s 0%o %u %u b %u %u\n", ent->name, mode, (unsigned int)ent->uid, (unsigned int)ent->gid, major(ent->data.device.devno), minor(ent->data.device.devno)); return 0; case S_IFLNK: printf("slink /%s %s", ent->name, ent->data.symlink.target); mode = 0777; break; case S_IFREG: printf("file /%s ", ent->name); if (root == NULL) { fputs(ent->name, stdout); } else { printf("%s/%s", root, ent->name); } break; case S_IFDIR: printf("dir /%s", ent->name); break; default: fputs("unknown file type in table of contents\n", stderr); return -1; } printf(" 0%o %u %u\n", mode, (unsigned int)ent->uid, (unsigned int)ent->gid); return 0; } static int print_pkg(image_entry_t *ent, const char *root) { mode_t mode = ent->mode & (~S_IFMT); switch (ent->mode & S_IFMT) { case S_IFLNK: mode = 0777; fputs("slink", stdout); break; case S_IFREG: fputs("file", stdout); break; case S_IFDIR: fputs("dir", stdout); break; case S_IFCHR: case S_IFBLK: fputs("nod", stdout); break; default: fputs("unknown file type in table of contents\n", stderr); return -1; } printf(" %s 0%o %u %u ", ent->name, mode, (unsigned int)ent->uid, (unsigned int)ent->gid); switch (ent->mode & S_IFMT) { case S_IFCHR: printf("c %u %u", major(ent->data.device.devno), minor(ent->data.device.devno)); break; case S_IFBLK: printf("b %u %u", major(ent->data.device.devno), minor(ent->data.device.devno)); break; case S_IFLNK: fputs(ent->data.symlink.target, stdout); break; case S_IFREG: if (root == NULL) { printf("%s", ent->name); } else { printf("%s/%s", root, ent->name); } break; } fputc('\n', stdout); return 0; } static print_fun_t printers[] = { [TOC_FORMAT_PRETTY] = print_pretty, [TOC_FORMAT_SQFS] = print_sqfs, [TOC_FORMAT_INITRD] = print_initrd, [TOC_FORMAT_PKG] = print_pkg, }; int dump_toc(image_entry_t *list, const char *root, TOC_FORMAT format) { while (list != NULL) { if (printers[format](list, root)) return -1; list = list->next; } return 0; }