/* * Get the attributes for all the files in a filesystem in bulk, * and print out the handles and sizes of any that meet our target * criteria. * * We are not interested in file names; if we were, then we would * have to do a dm_get_dirattrs() on each directroy, then use * dm_handle_to_path() to get the pathname. */ int scan_fs( dm_sessid_t sid, void *fs_hanp, size_t fs_hlen, dm_off_t target_size) { u_int mask; /* attributes to scan for */ dm_stat_t *dm_statbuf, *sbuf; /* attributes buffer */ dm_attrloc_t locp; /* opaque location in fs */ size_t rlenp; /* ret length of stat info */ size_t buflen; /* length of stat buffer */ void *hanp; /* file handle */ size_t hlen; /* file handle */ int more; /* loop terminator */ int error; /* * Size the stat buffer to return info on 1K files at a time */ buflen = sizeof(dm_stat_t) * 1024; #ifdef VERITAS_21 if (buflen > 65536) buflen = 65536; #endif dm_statbuf = (dm_stat_t *)calloc(1, buflen); if (dm_statbuf == NULL) { err_msg("Can't get memory for stat buffer"); return(1); } /* * Initialize the offset opaque offset cookie that * we use in successive calls to dm_get_bulkattr() */ error = dm_init_attrloc(sid, fs_hanp, fs_hlen, DM_NO_TOKEN, &locp); if (error == -1) { errno_msg("%s/%d: Can't initialize offset cookie (%d)", __FILE__, __LINE__, errno); free(dm_statbuf); return(1); } /* * Set our stat mask so that we'll only get the normal stat(2) * info and the file's handle */ mask = DM_AT_HANDLE | DM_AT_STAT; do { more = dm_get_bulkattr(sid, fs_hanp, fs_hlen, DM_NO_TOKEN, mask, &locp, buflen, dm_statbuf, &rlenp); if (more == -1) { errno_msg("%s/%d: Can't get bulkattr for filesystem", __FILE__, __LINE__, errno); break; } /* * Walk through the stat buffer and pull out files * that are of interest * * The stat buffer is variable length, so we must * use the DM_STEP_TO_NEXT macro to access each individual * dm_stat_t structure in the returned buffer. */ sbuf = dm_statbuf; while (sbuf != NULL) { if (S_ISREG(sbuf->dt_mode) && sbuf->dt_size >= target_size) { hanp = DM_GET_VALUE(sbuf, dt_handle, void *); hlen = DM_GET_LEN(sbuf, dt_handle); print_victim(hanp, hlen, sbuf->dt_size); } sbuf = DM_STEP_TO_NEXT(sbuf, dm_stat_t *); } } while (more == 1); free(dm_statbuf); if (more == -1) return(1); return(0); }
int main( int argc, char **argv) { dm_sessid_t sid, oldsid, targetsid, *newsidp, *sidbufp; dm_token_t token, *tokenp, *rtokenp, *tokenbufp; dm_attrname_t *attrnamep; dm_off_t off, *offp, *roffp; dm_extent_t *extentp; dm_inherit_t *inheritbufp; dm_stat_t *statp; dm_size_t len, *dmrlenp, *retvalp; dm_attrloc_t *locp; dm_eventset_t *eventsetp; dm_config_t flagname; dm_region_t *regbufp; dm_response_t response; dm_right_t right, *rightp; dm_igen_t igen, *igenp; dm_msgtype_t msgtype; dm_fileattr_t *attrp; dm_boolean_t enable, *exactflagp; dm_timestruct_t *delay; mode_t mode; size_t hlen, dirhlen, hlen1, hlen2, targhlen, *fshlenp, *hlenp; size_t msglen, buflen, *rlenp; u_int nelem, mask, maxmsgs, uflags, *nelemp, maxevent; void *hanp, *dirhanp, *hanp1, *hanp2, *targhanp; void *msgdatap, *bufp, **hanpp, *respbufp, **fshanpp; dm_fsid_t fsid, *fsidp; dm_ino_t ino, *inop; char *cname, *sessinfop, *path, *pathbufp, **versionstrpp; int flags, fd, setdtime, reterror; u_int urc; int rc; dm_ssize_t ssrc; /* Definitions per the prototypes in dmport.h, in the same order. */ rc = dm_clear_inherit(sid, hanp, hlen, token, attrnamep); rc = dm_create_by_handle(sid, dirhanp, dirhlen, token, hanp, hlen, cname); rc = dm_create_session(oldsid, sessinfop, newsidp); rc = dm_create_userevent(sid, msglen, msgdatap, tokenp); rc = dm_destroy_session(sid); rc = dm_downgrade_right(sid, hanp, hlen, token); rc = dm_fd_to_handle(fd, hanpp, hlenp); rc = dm_find_eventmsg(sid, token, buflen, bufp, rlenp); rc = dm_get_allocinfo(sid, hanp, hlen, token, offp, nelem, extentp, nelemp); rc = dm_get_bulkall(sid, hanp, hlen, token, mask, attrnamep, locp, buflen, bufp, rlenp); rc = dm_get_bulkattr(sid, hanp, hlen, token, mask, locp, buflen, bufp, rlenp); rc = dm_get_config(hanp, hlen, flagname, retvalp); rc = dm_get_config_events(hanp, hlen, nelem, eventsetp, nelemp); rc = dm_get_dirattrs(sid, hanp, hlen, token, mask, locp, buflen, bufp, rlenp); rc = dm_get_dmattr(sid, hanp, hlen, token, attrnamep, buflen, bufp, rlenp); rc = dm_get_eventlist(sid, hanp, hlen, token, nelem, eventsetp, nelemp); rc = dm_get_events(sid, maxmsgs, flags, buflen, bufp, rlenp); rc = dm_get_fileattr(sid, hanp, hlen, token, mask, statp); rc = dm_get_mountinfo(sid, hanp, hlen, token, buflen, bufp, rlenp); rc = dm_get_region(sid, hanp, hlen, token, nelem, regbufp, nelemp); rc = dm_getall_disp(sid, buflen, bufp, rlenp); rc = dm_getall_dmattr(sid, hanp, hlen, token, buflen, bufp, rlenp); rc = dm_getall_inherit(sid, hanp, hlen, token, nelem, inheritbufp, nelemp); rc = dm_getall_sessions(nelem, sidbufp, nelemp); rc = dm_getall_tokens(sid, nelem, tokenbufp, nelemp); rc = dm_handle_cmp(hanp1, hlen1, hanp2, hlen2); dm_handle_free(hanp, hlen); urc = dm_handle_hash(hanp, hlen); rc = dm_handle_is_valid(hanp, hlen); rc = dm_handle_to_fshandle(hanp, hlen, fshanpp, fshlenp); rc = dm_handle_to_fsid(hanp, hlen, fsidp); rc = dm_handle_to_igen(hanp, hlen, igenp); rc = dm_handle_to_ino(hanp, hlen, inop); rc = dm_handle_to_path(dirhanp, dirhlen, targhanp, targhlen, buflen, pathbufp, rlenp); rc = dm_init_attrloc(sid, hanp, hlen, token, locp); rc = dm_init_service(versionstrpp); rc = dm_make_handle(&fsid, &ino, &igen, hanpp, hlenp); rc = dm_make_fshandle(&fsid, hanpp, hlenp); rc = dm_mkdir_by_handle(sid, dirhanp, dirhlen, token, hanp, hlen, cname); rc = dm_move_event(sid, token, targetsid, rtokenp); rc = dm_obj_ref_hold(sid, token, hanp, hlen); rc = dm_obj_ref_query(sid, token, hanp, hlen); rc = dm_obj_ref_rele(sid, token, hanp, hlen); rc = dm_path_to_fshandle(path, hanpp, hlenp); rc = dm_path_to_handle(path, hanpp, hlenp); rc = dm_pending(sid, token, delay); rc = dm_probe_hole(sid, hanp, hlen, token, off, len, roffp, dmrlenp); rc = dm_punch_hole(sid, hanp, hlen, token, off, len); rc = dm_query_right(sid, hanp, hlen, token, rightp); rc = dm_query_session(sid, buflen, bufp, rlenp); ssrc = dm_read_invis(sid, hanp, hlen, token, off, len, bufp); rc = dm_release_right(sid, hanp, hlen, token); rc = dm_remove_dmattr(sid, hanp, hlen, token, setdtime, attrnamep); rc = dm_request_right(sid, hanp, hlen, token, uflags, right); rc = dm_respond_event(sid, token, response, reterror, buflen, respbufp); rc = dm_send_msg(sid, msgtype, buflen, bufp); rc = dm_set_disp(sid, hanp, hlen, token, eventsetp, maxevent); rc = dm_set_dmattr(sid, hanp, hlen, token, attrnamep, setdtime, buflen, bufp); rc = dm_set_eventlist(sid, hanp, hlen, token, eventsetp, maxevent); rc = dm_set_fileattr(sid, hanp, hlen, token, mask, attrp); rc = dm_set_inherit(sid, hanp, hlen, token, attrnamep, mode); rc = dm_set_region(sid, hanp, hlen, token, nelem, regbufp, exactflagp); rc = dm_set_return_on_destroy(sid, hanp, hlen, token, attrnamep, enable); rc = dm_symlink_by_handle(sid, dirhanp, dirhlen, token, hanp, hlen, cname, path); rc = dm_sync_by_handle(sid, hanp, hlen, token); rc = dm_upgrade_right(sid, hanp, hlen, token); ssrc = dm_write_invis(sid, hanp, hlen, flags, token, off, len, bufp); exit(0); }