Skip to content

Commit

Permalink
FAPI: Add new profiles P_RSA3072SHA256 P_ECCP384SHA384
Browse files Browse the repository at this point in the history
* The new profiles are added to the dist directory.
* The key size 3072 and 4092 is added to the json serialization
  and deserialization.

Signed-off-by: Juergen Repp <[email protected]>
  • Loading branch information
JuergenReppSIT committed Feb 12, 2024
1 parent 48ce2d4 commit 3091750
Show file tree
Hide file tree
Showing 5 changed files with 209 additions and 3 deletions.
6 changes: 5 additions & 1 deletion Makefile.am
Original file line number Diff line number Diff line change
Expand Up @@ -707,7 +707,9 @@ tpm2-tss-fapi.conf: dist/tmpfiles.d/tpm2-tss-fapi.conf.in

fapiprofilesdir = @sysconfdir@/tpm2-tss/fapi-profiles
fapiprofiles_DATA = dist/fapi-profiles/P_RSA2048SHA256.json \
dist/fapi-profiles/P_ECCP256SHA256.json
dist/fapi-profiles/P_ECCP256SHA256.json \
dist/fapi-profiles/P_RSA3072SHA384.json \
dist/fapi-profiles/P_ECCP384SHA384.json

libtss2_fapi = src/tss2-fapi/libtss2-fapi.la
tss2_HEADERS += $(srcdir)/include/tss2/tss2_fapi.h
Expand All @@ -717,6 +719,8 @@ EXTRA_DIST += \
dist/fapi-config.json.in \
dist/fapi-profiles/P_RSA2048SHA256.json \
dist/fapi-profiles/P_ECCP256SHA256.json \
dist/fapi-profiles/P_RSA3072SHA384.json \
dist/fapi-profiles/P_ECCP384SHA384.json \
dist/sysusers.d/tpm2-tss.conf \
dist/tmpfiles.d/tpm2-tss-fapi.conf.in \
doc/fapi-config.md \
Expand Down
94 changes: 94 additions & 0 deletions dist/fapi-profiles/P_ECCP384SHA384.json
Original file line number Diff line number Diff line change
@@ -0,0 +1,94 @@
{
"type": "TPM2_ALG_ECC",
"nameAlg":"TPM2_ALG_SHA384",
"srk_template": "system,restricted,decrypt,0x81000001",
"srk_description": "Storage root key SRK",
"srk_persistent": 0,
"ek_template": "system,restricted,decrypt,user",
"ek_description": "Endorsement key EK",
"ecc_signing_scheme": {
"scheme":"TPM2_ALG_ECDSA",
"details":{
"hashAlg":"TPM2_ALG_SHA384"
},
},
"sym_mode":"TPM2_ALG_CFB",
"sym_parameters": {
"algorithm":"TPM2_ALG_AES",
"keyBits":"256",
"mode":"TPM2_ALG_CFB"
},
"sym_block_size": 16,
"pcr_selection": [
{ "hash": "TPM2_ALG_SHA1",
"pcrSelect": [ ],
},
{ "hash": "TPM2_ALG_SHA256",
"pcrSelect": [ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 ]
}
],
"curveID": "TPM2_ECC_NIST_P384",
"ek_policy": {
"description": "Endorsement hierarchy used for policy secret.",
"policy":[
{
"type": "PolicyOR",
"branches": [
{
"name": "A",
"description": "",
"policy": [
{
"type":"POLICYSECRET",
"objectName": "4000000b"
}
]
},
{
"name": "B",
"description": "",
"policy": [
{
"type":"AUTHORIZENV",
"nvPublic": {
"size": 60,
"nvPublic": {
"nvIndex": 29392642,
"nameAlg":"SHA384",
"attributes":{
"PPWRITE":0,
"OWNERWRITE":0,
"AUTHWRITE":0,
"POLICYWRITE":1,
"POLICY_DELETE":0,
"WRITELOCKED":0,
"WRITEALL":1,
"WRITEDEFINE":0,
"WRITE_STCLEAR":0,
"GLOBALLOCK":0,
"PPREAD":1,
"OWNERREAD":1,
"AUTHREAD":1,
"POLICYREAD":1,
"NO_DA":1,
"ORDERLY":0,
"CLEAR_STCLEAR":0,
"READLOCKED":0,
"WRITTEN":1,
"PLATFORMCREATE":0,
"READ_STCLEAR":0,
"TPM2_NT":"ORDINARY"
},
"authPolicy":"8bbf2266537c171cb56e403c4dc1d4b64f432611dc386e6f532050c3278c930e143e8bb1133824ccb431053871c6db53",
"dataSize":50
}
}

}
]
}
]
}
]
}
}
108 changes: 108 additions & 0 deletions dist/fapi-profiles/P_RSA3072SHA384.json
Original file line number Diff line number Diff line change
@@ -0,0 +1,108 @@
{
"type": "TPM2_ALG_RSA",
"nameAlg":"TPM2_ALG_SHA384",
"srk_template": "system,restricted,decrypt,0x81000001",
"srk_description": "Storage root key SRK",
"srk_persistent": 1,
"ek_template": "system,restricted,decrypt,user",
"ek_description": "Endorsement key EK",
"rsa_signing_scheme": {
"scheme":"TPM2_ALG_RSAPSS",
"details":{
"hashAlg":"TPM2_ALG_SHA384"
}
},
"rsa_decrypt_scheme": {
"scheme":"TPM2_ALG_OAEP",
"details":{
"hashAlg":"TPM2_ALG_SHA384"
}
},
"sym_mode":"TPM2_ALG_CFB",
"sym_parameters": {
"algorithm":"TPM2_ALG_AES",
"keyBits":"256",
"mode":"TPM2_ALG_CFB"
},
"sym_block_size": 16,
"pcr_selection": [
{ "hash": "TPM2_ALG_SHA1",
"pcrSelect": [ ]
},
{ "hash": "TPM2_ALG_SHA256",
"pcrSelect": [ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 ]
}
],
"exponent": 0,
"keyBits": 3072,
"session_hash_alg": "TPM2_ALG_SHA256",
"session_symmetric":{
"algorithm":"TPM2_ALG_AES",
"keyBits":"256",
"mode":"TPM2_ALG_CFB"
},
"ek_policy": {
"description": "Endorsement hierarchy used for policy secret.",
"policy":[
{
"type": "PolicyOR",
"branches": [
{
"name": "A",
"description": "",
"policy": [
{
"type":"POLICYSECRET",
"objectName": "4000000b"
}
]
},
{
"name": "B",
"description": "",
"policy": [
{
"type":"AUTHORIZENV",
"nvPublic": {
"size": 60,
"nvPublic": {
"nvIndex": 29392642,
"nameAlg":"SHA384",
"attributes":{
"PPWRITE":0,
"OWNERWRITE":0,
"AUTHWRITE":0,
"POLICYWRITE":1,
"POLICY_DELETE":0,
"WRITELOCKED":0,
"WRITEALL":1,
"WRITEDEFINE":0,
"WRITE_STCLEAR":0,
"GLOBALLOCK":0,
"PPREAD":1,
"OWNERREAD":1,
"AUTHREAD":1,
"POLICYREAD":1,
"NO_DA":1,
"ORDERLY":0,
"CLEAR_STCLEAR":0,
"READLOCKED":0,
"WRITTEN":1,
"PLATFORMCREATE":0,
"READ_STCLEAR":0,
"TPM2_NT":"ORDINARY"
},
"authPolicy":"8bbf2266537c171cb56e403c4dc1d4b64f432611dc386e6f532050c3278c930e143e8bb1133824ccb431053871c6db53",
"dataSize":50
}
}

}
]
}
]
}
]
}

}
2 changes: 1 addition & 1 deletion src/tss2-fapi/tpm_json_deserialize.c
Original file line number Diff line number Diff line change
Expand Up @@ -3578,7 +3578,7 @@ ifapi_json_TPMI_RSA_KEY_BITS_deserialize(json_object *jso,
TPMI_RSA_KEY_BITS *out)
{
SUBTYPE_FILTER(TPMI_RSA_KEY_BITS, UINT16,
1024, 2048);
1024, 2048, 3072, 4096);
}

/** Deserialize a TPM2B_ECC_PARAMETER json object.
Expand Down
2 changes: 1 addition & 1 deletion src/tss2-fapi/tpm_json_serialize.c
Original file line number Diff line number Diff line change
Expand Up @@ -3452,7 +3452,7 @@ ifapi_json_TPM2B_PUBLIC_KEY_RSA_serialize(const TPM2B_PUBLIC_KEY_RSA *in, json_o
TSS2_RC
ifapi_json_TPMI_RSA_KEY_BITS_serialize(const TPMI_RSA_KEY_BITS in, json_object **jso)
{
CHECK_IN_LIST(TPMI_RSA_KEY_BITS, in, 1024, 2048);
CHECK_IN_LIST(TPMI_RSA_KEY_BITS, in, 1024, 2048, 3072, 4096);
return ifapi_json_UINT16_serialize(in, jso);
}

Expand Down

0 comments on commit 3091750

Please sign in to comment.