| /* Copyright (C) 2016 James Bottomley <James.Bottomley@HansenPartnership.com> |
| * |
| * GPLv2 |
| */ |
| #ifndef _TPM2_ASN_H |
| #define _TPM2_ASN_H |
| |
| #include <openssl/asn1t.h> |
| |
| /* |
| * Define the format of a TPM key file. The current format covers |
| * both TPM1.2 keys as well as symmetrically encrypted private keys |
| * produced by TSS2_Import and the TPM2 format public key which |
| * contains things like the policy but which is cryptographically tied |
| * to the private key. |
| * |
| * TPMKey ::= SEQUENCE { |
| * type OBJECT IDENTIFIER |
| * emptyAuth [0] EXPLICIT BOOLEAN OPTIONAL |
| * parent [1] EXPLICIT INTEGER OPTIONAL |
| * pubkey [2] EXPLICIT OCTET STRING OPTIONAL |
| * privkey OCTET STRING |
| * } |
| */ |
| |
| typedef struct { |
| ASN1_OBJECT *type; |
| ASN1_BOOLEAN emptyAuth; |
| ASN1_INTEGER *parent; |
| ASN1_OCTET_STRING *pubkey; |
| ASN1_OCTET_STRING *privkey; |
| } TSSLOADABLE; |
| |
| /* the two type oids are in the TCG namespace 2.23.133; we choose an |
| * unoccupied child (10) for keytype file and two values: |
| * 1 : Key that is directly loadable |
| * 2 : Key that must first be imported then loaded |
| */ |
| #define OID_12Key "2.23.133.10.1" |
| #define OID_loadableKey "2.23.133.10.2" |
| #define OID_importableKey "2.23.133.10.3" |
| |
| ASN1_SEQUENCE(TSSLOADABLE) = { |
| ASN1_SIMPLE(TSSLOADABLE, type, ASN1_OBJECT), |
| ASN1_EXP_OPT(TSSLOADABLE, emptyAuth, ASN1_BOOLEAN, 0), |
| ASN1_EXP_OPT(TSSLOADABLE, parent, ASN1_INTEGER, 1), |
| ASN1_EXP_OPT(TSSLOADABLE, pubkey, ASN1_OCTET_STRING, 2), |
| ASN1_SIMPLE(TSSLOADABLE, privkey, ASN1_OCTET_STRING) |
| } ASN1_SEQUENCE_END(TSSLOADABLE) |
| |
| IMPLEMENT_ASN1_FUNCTIONS(TSSLOADABLE); |
| |
| /* This is the PEM guard tag */ |
| #define TSSLOADABLE_PEM_STRING "TSS2 KEY BLOB" |
| |
| static IMPLEMENT_PEM_write_bio(TSSLOADABLE, TSSLOADABLE, TSSLOADABLE_PEM_STRING, TSSLOADABLE) |
| static IMPLEMENT_PEM_read_bio(TSSLOADABLE, TSSLOADABLE, TSSLOADABLE_PEM_STRING, TSSLOADABLE) |
| |
| #endif |
