vboot_reference: Add support for 3072-bit exponent 3 keys

This also adds the required tests (keys, testcases), and some
additional tests in vb2_rsa_utility_tests.c that were not
added when 2048-bit exponent 3 support was added.

BRANCH=none
BUG=chromium:684354
TEST=make runtests

Change-Id: I56d22302c2254ef500b9d2d290a79d8c8bc39942
Reviewed-on: https://chromium-review.googlesource.com/449060
Commit-Ready: Nicolas Boichat <drinkcat@chromium.org>
Tested-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Randall Spangler <rspangler@chromium.org>

9 files changed, 65 insertions, 0 deletions

diff --git a/tests/testkeys/key_rsa3072_exp3.crt b/tests/testkeys/key_rsa3072_exp3.crt
new file mode 100644
index 00000000..e0883c95
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.crt
@@ -0,0 +1,26 @@
+-----BEGIN CERTIFICATE-----
+MIIEWzCCAsOgAwIBAgIJAPyixe4BfOZeMA0GCSqGSIb3DQEBCwUAMEUxCzAJBgNV
+BAYTAkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEwHwYDVQQKDBhJbnRlcm5ldCBX
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+PruE8JOEBrY80grErc4X
+-----END CERTIFICATE-----
diff --git a/tests/testkeys/key_rsa3072_exp3.keyb b/tests/testkeys/key_rsa3072_exp3.keyb
new file mode 100644
index 00000000..ff23b170
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.keyb
diff --git a/tests/testkeys/key_rsa3072_exp3.pem b/tests/testkeys/key_rsa3072_exp3.pem
new file mode 100644
index 00000000..b62eebce
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.pem
@@ -0,0 +1,39 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIG4gIBAAKCAYEAlQVTZVpsQ7V4qs6KR8Ae77fkbLX8kPXe5kNTHGT7Xv8gmNYk
+fR2iybFH99bOzXEhGvHhbVurIFxOcunb0qpNMxiD/lCtLs+OiL3KyV8AreyQQ0QI
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+-----END RSA PRIVATE KEY-----
diff --git a/tests/testkeys/key_rsa3072_exp3.sha1.vbprivk b/tests/testkeys/key_rsa3072_exp3.sha1.vbprivk
new file mode 100644
index 00000000..3ea59558
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.sha1.vbprivk
diff --git a/tests/testkeys/key_rsa3072_exp3.sha1.vbpubk b/tests/testkeys/key_rsa3072_exp3.sha1.vbpubk
new file mode 100644
index 00000000..81f4db0b
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.sha1.vbpubk
diff --git a/tests/testkeys/key_rsa3072_exp3.sha256.vbprivk b/tests/testkeys/key_rsa3072_exp3.sha256.vbprivk
new file mode 100644
index 00000000..af59907c
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.sha256.vbprivk
diff --git a/tests/testkeys/key_rsa3072_exp3.sha256.vbpubk b/tests/testkeys/key_rsa3072_exp3.sha256.vbpubk
new file mode 100644
index 00000000..f8d6b420
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.sha256.vbpubk
diff --git a/tests/testkeys/key_rsa3072_exp3.sha512.vbprivk b/tests/testkeys/key_rsa3072_exp3.sha512.vbprivk
new file mode 100644
index 00000000..c9401c86
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.sha512.vbprivk
diff --git a/tests/testkeys/key_rsa3072_exp3.sha512.vbpubk b/tests/testkeys/key_rsa3072_exp3.sha512.vbpubk
new file mode 100644
index 00000000..5c182e77
--- /dev/null
+++ b/tests/testkeys/key_rsa3072_exp3.sha512.vbpubk