+ 3g150b|\
+ 3g300m|\
+ a5-v11|\
+ ai-br100|\
+ air3gii|\
+ all0239-3g|\
+ all0256n-4M|\
+ all0256n-8M|\
+ all5002|\
+ all5003|\
+ ar725w|\
+ asl26555-8M|\
+ asl26555-16M|\
+ awapn2403|\
+ awm002-evb-4M|\
+ awm002-evb-8M|\
+ awm003-evb|\
+ bc2|\
+ broadway|\
+ carambola|\
+ cf-wr800n|\
+ cs-qr10|\
+ d105|\
+ d240|\
+ dap-1350|\
+ db-wrt01|\
+ dcs-930|\
+ dcs-930l-b1|\
+ dir-300-b1|\
+ dir-300-b7|\
+ dir-320-b1|\
+ dir-600-b1|\
+ dir-615-d|\
+ dir-615-h1|\
+ dir-620-a1|\
+ dir-620-d1|\
+ dir-810l|\
+ duzun-dm06|\
+ dwr-512-b|\
+ e1700|\
+ esr-9753|\
+ ew1200|\
+ ex2700|\
+ ex3700|\
+ f7c027|\
+ firewrt|\
+ fonera20n|\
+ freestation5|\
+ gl-mt300a|\
+ gl-mt300n|\
+ gl-mt750|\
+ gl-mt300n-v2|\
+ hc5*61|\
+ hc5661a|\
+ hg255d|\
+ hlk-rm04|\
+ hpm|\
+ ht-tm02|\
+ hw550-3g|\
+ ip2202|\
+ jhr-n805r|\
+ jhr-n825r|\
+ jhr-n926r|\
+ kn|\
+ kn_rc|\
+ kn_rf|\
+ kng_rc|\
+ linkits7688|\
+ linkits7688d|\
+ m2m|\
+ m3|\
+ m4-4M|\
+ m4-8M|\
+ mac1200rv2|\
+ microwrt|\
+ miniembplug|\
+ miniembwifi|\
+ miwifi-mini|\
+ miwifi-nano|\
+ mlw221|\
+ mlwg2|\
+ mofi3500-3gn|\
+ mpr-a1|\
+ mpr-a2|\
+ mr-102n|\
+ mt7628|\
+ mzk-750dhp|\
+ mzk-dp150n|\
+ mzk-ex300np|\
+ mzk-ex750np|\
+ mzk-w300nh2|\
+ mzk-wdpr|\
+ nbg-419n|\
+ nbg-419n2|\
+ newifi-d1|\
+ nixcore-x1-8M|\
+ nixcore-x1-16M|\
+ nw718|\
+ omega2|\
+ omega2p|\
+ oy-0001|\
+ pbr-d1|\
+ pbr-m1|\
+ psg1208|\
+ psg1218a|\
+ psg1218b|\
+ psr-680w|\
+ px-4885-4M|\
+ px-4885-8M|\
+ rb750gr3|\
+ re6500|\
+ rp-n53|\
+ rt5350f-olinuxino|\
+ rt5350f-olinuxino-evb|\
+ rt-ac51u|\
+ rt-g32-b1|\
+ rt-n10-plus|\
+ rt-n13u|\
+ rt-n14u|\
+ rt-n15|\
+ rt-n56u|\
+ rut5xx|\
+ sap-g3200u3|\
+ sk-wb8|\
+ sl-r7205|\
+ tew-691gr|\
+ tew-692gr|\
+ tew-714tru|\
+ timecloud|\
+ tiny-ac|\
+ ur-326n4g|\
+ ur-336un|\
+ v22rw-2x2|\
+ vocore-8M|\
+ vocore-16M|\
+ vocore2|\
+ vr500|\
+ w150m|\
+ w2914nsv2|\
+ w306r-v20|\
+ w502u|\
+ wf-2881|\
+ whr-1166d|\
+ whr-300hp2|\
+ whr-600d|\
+ whr-g300n|\
+ widora-neo|\
+ witi|\
+ wizfi630a|\
+ wl-330n|\
+ wl-330n3g|\
+ wl-341v3|\
+ wl-351|\
+ wl-wn575a3|\
+ wli-tx4-ag300n|\
+ wlr-6000|\
+ wmr-300|\
+ wn3000rpv3|\
+ wnce2001|\
+ wndr3700v5|\
+ wr512-3gn-4M|\
+ wr512-3gn-8M|\
+ wr6202|\
+ wrh-300cr|\
+ wrtnode|\
+ wrtnode2r |\
+ wrtnode2p |\
+ wsr-600|\
+ wt1520-4M|\
+ wt1520-8M|\
+ wt3020-4M|\
+ wt3020-8M|\
+ wzr-agl300nh|\
+ x5|\
+ x8|\
+ y1|\
+ y1s|\
+ zbt-ape522ii|\
+ zbt-cpe102|\
+ zbt-wa05|\
+ zbt-we1326|\
+ zbt-we2026|\
+ zbt-we826-16M|\
+ zbt-we826-32M|\
+ zbt-wg2626|\
+ zbt-wg3526-16M|\
+ zbt-wg3526-32M|\
+ zbt-wr8305rt|\
+ zte-q7|\
+ youku-yk1)
+ [ "$magic" != "27051956" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+ 3g-6200n|\
+ 3g-6200nl|\
+ br-6475nd)
+ [ "$magic" != "43535953" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+
+ ar670w)
+ [ "$magic" != "6d000080" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+ c20i|\
+ c50|\
+ mr200)
+ [ "$magic" != "03000000" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+ cy-swr1100|\
+ dch-m225|\
+ dir-610-a1|\
+ dir-645|\
+ dir-860l-b1)
+ [ "$magic" != "5ea3a417" ] && {
+ echo "Invalid image type."
+ return 1
+ }
+ return 0
+ ;;
+ hc5962|\
+ r6220)
+ # these boards use metadata images
+ return 0
+ ;;
+ ubnt-erx)
+ nand_do_platform_check "$board" "$1"
+ return $?;
+ ;;
+ wcr-1166ds|\
+ wsr-1166)
+ [ "$magic" != "48445230" ] && {