static EFI_STATUS load(const char *filepath, dev_info_t *dev, void **bufp, size_t *bufsize) { ufs_ino_t ino; EFI_STATUS status; size_t size; ssize_t read; void *buf; DPRINTF("Loading '%s' from %s\n", filepath, devpath_str(dev->devpath)); if (init_dev(dev) < 0) { DPRINTF("Failed to init device\n"); return (EFI_UNSUPPORTED); } if ((ino = lookup(filepath)) == 0) { DPRINTF("Failed to lookup '%s' (file not found?)\n", filepath); return (EFI_NOT_FOUND); } if (fsread_size(ino, NULL, 0, &size) < 0 || size <= 0) { printf("Failed to read size of '%s' ino: %d\n", filepath, ino); return (EFI_INVALID_PARAMETER); } if ((status = bs->AllocatePool(EfiLoaderData, size, &buf)) != EFI_SUCCESS) { printf("Failed to allocate read buffer %zu for '%s' (%lu)\n", size, filepath, EFI_ERROR_CODE(status)); return (status); } read = fsread(ino, buf, size); if ((size_t)read != size) { printf("Failed to read '%s' (%zd != %zu)\n", filepath, read, size); (void)bs->FreePool(buf); return (EFI_INVALID_PARAMETER); } DPRINTF("Load complete\n"); *bufp = buf; *bufsize = size; return (EFI_SUCCESS); }
static EFI_STATUS load(const char *filepath, dev_info_t *devinfo, void **bufp, size_t *bufsize) { spa_t *spa; struct zfsmount zfsmount; dnode_phys_t dn; struct stat st; int err; void *buf; EFI_STATUS status; spa = devinfo->devdata; DPRINTF("load: '%s' spa: '%s', devpath: %s\n", filepath, spa->spa_name, devpath_str(devinfo->devpath)); if ((err = zfs_spa_init(spa)) != 0) { DPRINTF("Failed to load pool '%s' (%d)\n", spa->spa_name, err); return (EFI_NOT_FOUND); } if ((err = zfs_mount(spa, 0, &zfsmount)) != 0) { DPRINTF("Failed to mount pool '%s' (%d)\n", spa->spa_name, err); return (EFI_NOT_FOUND); } if ((err = zfs_lookup(&zfsmount, filepath, &dn)) != 0) { if (err == ENOENT) { DPRINTF("Failed to find '%s' on pool '%s' (%d)\n", filepath, spa->spa_name, err); return (EFI_NOT_FOUND); } printf("Failed to lookup '%s' on pool '%s' (%d)\n", filepath, spa->spa_name, err); return (EFI_INVALID_PARAMETER); } if ((err = zfs_dnode_stat(spa, &dn, &st)) != 0) { printf("Failed to stat '%s' on pool '%s' (%d)\n", filepath, spa->spa_name, err); return (EFI_INVALID_PARAMETER); } if ((status = bs->AllocatePool(EfiLoaderData, (UINTN)st.st_size, &buf)) != EFI_SUCCESS) { printf("Failed to allocate load buffer %zu for pool '%s' for '%s' " "(%lu)\n", st.st_size, spa->spa_name, filepath, EFI_ERROR_CODE(status)); return (EFI_INVALID_PARAMETER); } if ((err = dnode_read(spa, &dn, 0, buf, st.st_size)) != 0) { printf("Failed to read node from %s (%d)\n", spa->spa_name, err); (void)bs->FreePool(buf); return (EFI_INVALID_PARAMETER); } *bufsize = st.st_size; *bufp = buf; return (EFI_SUCCESS); }