dropbearconvert: keyimport.c: fix BER encoding of secp521r1 keys (#69) keysizes >= 128 octets will be encoded with a 3 byte header which must be accounted by the optional-header Reproduce: master:~/build/dropbear$ ./dropbearkey -t ecdsa -s 521 -f K Generating 521 bit ecdsa key, this may take a while... master:~/build/dropbear$ ./dropbearconvert d o K L Key is a ecdsa-sha2-nistp521 key Wrote key to 'L' master:~/build/dropbear$ openssl ec < L read EC key unable to load Key 139769806448384:error:0D07209B:asn1 encoding routines:ASN1_get_object:too long:crypto/asn1/asn1_lib.c:91:

CFLAGS = /I../src/headers/ /I./ /Ox /DWIN32 /DLTC_SOURCE /W3 /Fo$@

OBJECTS=base64_test.obj cipher_hash_test.obj der_tests.obj            \
dsa_test.obj ecc_test.obj mac_test.obj modes_test.obj pkcs_1_test.obj \
rsa_test.obj store_test.obj test_driver.obj x86_prof.obj katja_test.obj

tomcrypt_prof.lib: $(OBJECTS)
	lib /out:tomcrypt_prof.lib $(OBJECTS)