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tpm2_createek: Add high range templates for rsa20248 and eccp256 #3478

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tpm2_createek: Add high range templates for rsa20248 and eccp256 #3478

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3 changes: 3 additions & 0 deletions man/tpm2_createek.1.md
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,9 @@ Refer to:
using algorithm specifiers (e.g. **ecc384** or **ecc_nist_p384**) .
* **rsa** - An RSA2048 key.
* **keyedhash** - hmac key.
By default, For NIST_P256 and RSA2048 the LOW range template defined in
the EK Credential Profile will be used. The HIGH range template can
be selected by adding the suffix _high to the algorithm name.

* **-u**, **\--public**=_FILE_:

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17 changes: 17 additions & 0 deletions tools/tpm2_createek.c
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Expand Up @@ -41,6 +41,18 @@ static const TPM2B_DIGEST policy_a_sha256 = {
}
};

static const TPM2B_DIGEST policy_b_sha256 = {
.size = 32,
.buffer = {
0xca, 0x3d, 0x0a, 0x99, 0xa2, 0xb9,
0x39, 0x06, 0xf7, 0xa3, 0x34, 0x24,
0x14, 0xef, 0xcf, 0xb3, 0xa3, 0x85,
0xd4, 0x4c, 0xd1, 0xfd, 0x45, 0x90,
0x89, 0xd1, 0x9b, 0x50, 0x71, 0xc0,
0xb7, 0xa0
}
};

static const TPM2B_DIGEST policy_b_sha384 = {
.size = 48,
.buffer = {
Expand Down Expand Up @@ -136,14 +148,19 @@ struct alg_map {

static const alg_map alg_maps[] = {
{ "rsa", "rsa2048:aes128cfb", "sha256", &policy_a_sha256, ATTRS_A },
{ "rsa_high", "rsa2048:aes128cfb", "sha256", &policy_b_sha256, ATTRS_B },
{ "rsa2048", "rsa2048:aes128cfb", "sha256", &policy_a_sha256, ATTRS_A },
{ "rsa2048_high", "rsa2048:aes128cfb", "sha256", &policy_b_sha256, ATTRS_B },
{ "rsa3072", "rsa3072:aes256cfb", "sha384", &policy_b_sha384, ATTRS_B },
{ "rsa4096", "rsa4096:aes256cfb", "sha384", &policy_b_sha384, ATTRS_B },
{ "ecc", "ecc_nist_p256:aes128cfb", "sha256", &policy_a_sha256, ATTRS_A },
{ "ecc_high", "ecc_nist_p256:aes128cfb", "sha256", &policy_b_sha256, ATTRS_B },
{ "ecc256", "ecc_nist_p256:aes128cfb", "sha256", &policy_a_sha256, ATTRS_A },
{ "ecc256_high", "ecc_nist_p256:aes128cfb", "sha256", &policy_b_sha256, ATTRS_B },
{ "ecc384", "ecc_nist_p384:aes256cfb", "sha384", &policy_b_sha384, ATTRS_B },
{ "ecc521", "ecc_nist_p521:aes256cfb", "sha512", &policy_b_sha512, ATTRS_B },
{ "ecc_nist_p256", "ecc_nist_p256:aes128cfb", "sha256", &policy_a_sha256, ATTRS_A },
{ "ecc_nist_p256_high", "ecc_nist_p256:aes128cfb", "sha256", &policy_b_sha256, ATTRS_B },
{ "ecc_nist_p384", "ecc_nist_p384:aes256cfb", "sha384", &policy_b_sha384, ATTRS_B },
{ "ecc_nist_p521", "ecc_nist_p521:aes256cfb", "sha512", &policy_b_sha512, ATTRS_B },
{ "ecc_sm2", "ecc_sm2_p256:sm4_128cfb", "sm3_256", &policy_b_sm3_256, ATTRS_B },
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