def _build_ekey_from_file(keyfile):
fp = evp.fopen(keyfile, "r")
if not fp:
raise EnvelopeError("Could not open keyfile")
# get the encryption key
ekey = evp.PEM_read_PUBKEY(fp, None, None, None)
if not ekey:
evp.fclose(fp)
raise EnvelopeError("Could not read encryption key")
# close the file
evp.fclose(fp)
return ekey
def _build_dkey_from_file(keyfile):
fp = evp.fopen(keyfile, "r")
if not fp:
raise EnvelopeError("Could not open keyfile")
# get the decryption key
skey = evp.PEM_read_PrivateKey(fp, None, None, None)
if not skey:
evp.fclose(fp)
raise EnvelopeError("Could not read decryption key")
# close the file
evp.fclose(fp)
return skey
def _build_vkey_from_file(keyfile):
fp = evp.fopen(keyfile, "r")
if not fp:
raise SignatureError("Could not open keyfile")
# get the verification key
vkey = evp.PEM_read_PUBKEY(fp, None, None, None)
if not vkey:
evp.fclose(fp)
raise SignatureError("Could not read verification key")
# close the file
evp.fclose(fp)
return vkey
def _build_skey_from_file(keyfile):
fp = evp.fopen(keyfile, "r")
if not fp:
raise SignatureError("Could not open keyfile")
# get the signing key
skey = evp.PEM_read_PrivateKey(fp, None, None, None)
if not skey:
evp.fclose(fp)
raise SignatureError("Could not read signing key")
# close the file
evp.fclose(fp)
return skey
def _build_vkey_from_file(keyfile):
fp = evp.fopen(keyfile, "r")
if not fp:
raise SignatureError("Could not open keyfile")
# get the verification key
vkey = evp.PEM_read_PUBKEY(fp, None, None, None)
if not vkey:
evp.fclose(fp)
raise SignatureError("Could not read verification key")
# close the file
evp.fclose(fp)
return vkey
def _build_skey_from_file(keyfile):
fp = evp.fopen(keyfile, "r")
if not fp:
raise SignatureError("Could not open keyfile")
# get the signing key
skey = evp.PEM_read_PrivateKey(fp, None, None, None)
if not skey:
evp.fclose(fp)
raise SignatureError("Could not read signing key")
# close the file
evp.fclose(fp)
return skey
