This test will exercise asn1 compiler as well as asn1 decoder functions via various parsers.
Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- test/Kconfig | 18 ++- test/lib/Makefile | 1 + test/lib/asn1.c | 392 ++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 410 insertions(+), 1 deletion(-) create mode 100644 test/lib/asn1.c
diff --git a/test/Kconfig b/test/Kconfig index 48a0e501f88f..cb7954041eda 100644 --- a/test/Kconfig +++ b/test/Kconfig @@ -12,7 +12,23 @@ config UT_LIB default y help Enables the 'ut lib' command which tests library functions like - memcat(), memcyp(), memmove(). + memcat(), memcyp(), memmove() and ASN1 compiler/decoder. + +if UT_LIB + +config UT_LIB_ASN1 + bool "Unit test for asn1 compiler and decoder function" + default y + imply ASYMMETRIC_KEY_TYPE + imply ASYMMETRIC_PUBLIC_KEY_SUBTYPE + imply X509_CERTIFICATE_PARSER + imply PKCS7_MESSAGE_PARSER + imply RSA_PUBLIC_KEY_PARSER + help + Enables a test which exercises asn1 compiler and decoder function + via various parsers. + +endif
config UT_TIME bool "Unit tests for time functions" diff --git a/test/lib/Makefile b/test/lib/Makefile index b13aaca7ce54..72d2ec74b5f4 100644 --- a/test/lib/Makefile +++ b/test/lib/Makefile @@ -7,3 +7,4 @@ obj-y += hexdump.o obj-y += lmb.o obj-y += string.o obj-$(CONFIG_ERRNO_STR) += test_errno_str.o +obj-$(CONFIG_UT_LIB_ASN1) += asn1.o diff --git a/test/lib/asn1.c b/test/lib/asn1.c new file mode 100644 index 000000000000..d2b3f67e68da --- /dev/null +++ b/test/lib/asn1.c @@ -0,0 +1,392 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2019 Linaro Limited + * Author: AKASHI Takahiro + * + * Unit test for asn1 compiler and asn1 decoder function via various parsers + */ + +#include <common.h> +#include <command.h> +#include <test/lib.h> +#include <test/test.h> +#include <test/ut.h> + +#ifdef CONFIG_PKCS7_MESSAGE_PARSER +#include "../../lib/crypto/pkcs7_parser.h" +#else +#ifdef CONFIG_X509_CERTIFICATE_PARSER +#include "../../lib/crypto/x509_parser.h" +#endif +#endif + +#ifdef CONFIG_X509_CERTIFICATE_PARSER +static const unsigned char cert_data[] = { + 0x30, 0x82, 0x03, 0xc7, 0x30, 0x82, 0x02, 0xaf, 0xa0, 0x03, 0x02, 0x01, + 0x02, 0x02, 0x09, 0x00, 0xd7, 0x17, 0x0a, 0x76, 0xd5, 0xd3, 0x4d, 0xeb, + 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, + 0x0b, 0x05, 0x00, 0x30, 0x7a, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, + 0x04, 0x06, 0x13, 0x02, 0x4a, 0x50, 0x31, 0x0e, 0x30, 0x0c, 0x06, 0x03, + 0x55, 0x04, 0x08, 0x0c, 0x05, 0x54, 0x6f, 0x6b, 0x79, 0x6f, 0x31, 0x0e, + 0x30, 0x0c, 0x06, 0x03, 0x55, 0x04, 0x07, 0x0c, 0x05, 0x54, 0x6f, 0x6b, + 0x79, 0x6f, 0x31, 0x0f, 0x30, 0x0d, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, + 0x06, 0x4c, 0x69, 0x6e, 0x61, 0x72, 0x6f, 0x31, 0x0b, 0x30, 0x09, 0x06, + 0x03, 0x55, 0x04, 0x0b, 0x0c, 0x02, 0x53, 0x57, 0x31, 0x0f, 0x30, 0x0d, + 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x06, 0x54, 0x65, 0x73, 0x74, 0x65, + 0x72, 0x31, 0x1c, 0x30, 0x1a, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, + 0x0d, 0x01, 0x09, 0x01, 0x16, 0x0d, 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0xa9, 0x25, 0x49, 0xbc, 0x4e, 0xdc, + 0x2d, 0x4b, 0xcb, 0x52, 0xd7, 0x67, 0xe9, 0x83, 0x6b, 0x5e, 0x5b, 0x48, + 0x80, 0x33, 0xe9, 0xcc, 0xe8, 0xfe, 0x19, 0xc8, 0xc2, 0x61, 0x74, 0x52, + 0x25, 0x92, 0x48, 0xea, 0xad, 0x15, 0x16, 0x64, 0x6e, 0x53, 0x30, 0x77, + 0xa2, 0xef, 0x61, 0x92, 0x1b, 0x5e, 0xbe, 0x07, 0xf2, 0x3c, 0xf8, 0x35, + 0x7d, 0x76, 0x4f, 0x78, 0xa9, 0x2a, 0xf1, 0x32, 0xff, 0xec, 0x89, 0xa9, + 0x22, 0x4c, 0x3d, 0xc8, 0x65, 0xca, 0xf4, 0xa2, 0x6d, 0x3f, 0xa4, 0x0a, + 0xfa, 0x9e, 0xe4, 0xf0, 0xdb, 0x39, 0xb1, 0xf9, 0xf0, 0xfb, 0x04, 0x81, + 0x44, 0xa7, 0xd7, 0x61, 0xdf, 0x2d, 0x13, 0x45, 0x2c, 0xae, 0xf0, 0x0e, + 0xc4, 0x07, 0x5d, 0x7d, 0x2b, 0xb2, 0x20, 0x75, 0x33, 0x6b, 0x5b, 0xf7, + 0xe7, 0x17, 0x51, 0xf1, 0xab, 0xc1, 0x9e, 0xc6, 0xf0, 0x30, 0xc6, 0x25, + 0x26, 0x3e, 0xd7, 0xd7, 0xa3, 0xcc, 0x15, 0x95, 0x02, 0x03, 0x01, 0x00, + 0x01, 0xa3, 0x50, 0x30, 0x4e, 0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e, + 0x04, 0x16, 0x04, 0x14, 0x45, 0x8a, 0x76, 0xf7, 0x4f, 0xf4, 0x0e, 0xa0, + 0xf2, 0x02, 0xe1, 0xe7, 0xe9, 0xc7, 0x7d, 0x51, 0x55, 0x92, 0x33, 0xcd, + 0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, + 0x14, 0x45, 0x8a, 0x76, 0xf7, 0x4f, 0xf4, 0x0e, 0xa0, 0xf2, 0x02, 0xe1, + 0xe7, 0xe9, 0xc7, 0x7d, 0x51, 0x55, 0x92, 0x33, 0xcd, 0x30, 0x0c, 0x06, + 0x03, 0x55, 0x1d, 0x13, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xff, 0x30, + 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x0b, + 0x05, 0x00, 0x03, 0x82, 0x01, 0x01, 0x00, 0x47, 0x93, 0x82, 0x0e, 0x8a, + 0x70, 0x9d, 0x6c, 0x7a, 0xdb, 0x04, 0xb4, 0xc9, 0xef, 0x98, 0x28, 0xc6, + 0xd9, 0x53, 0x90, 0xc8, 0x25, 0x83, 0x07, 0x23, 0xe7, 0x59, 0x38, 0xc1, + 0xc0, 0x50, 0x28, 0x99, 0x92, 0xfb, 0x21, 0x24, 0x72, 0xe5, 0xa6, 0x57, + 0x30, 0x31, 0xb3, 0xdf, 0xa0, 0x17, 0xa9, 0x73, 0x9c, 0x39, 0x83, 0xfb, + 0xe4, 0xfa, 0x20, 0x1d, 0xfa, 0x33, 0x20, 0x0c, 0x72, 0x2a, 0x50, 0x40, + 0xbd, 0x2d, 0x33, 0xa2, 0xfc, 0x06, 0xf9, 0xfe, 0x86, 0x4f, 0x50, 0x1d, + 0x65, 0x37, 0xe9, 0x30, 0x33, 0x82, 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0x77, 0xe5, 0x97, 0x71, 0xbb, 0x27, 0x93, 0x0d, 0x1f, 0x0e, 0x8c +}; + +static unsigned int cert_data_len = 971; + +/** + * lib_asn1_x509() - unit test for asn1 decoder function + * with x509 certificate parser + * + * @uts: unit test state + * Return: 0 = success, 1 = failure + */ +static int lib_asn1_x509(struct unit_test_state *uts) +{ + struct x509_certificate *cert; + + cert = x509_cert_parse(cert_data, cert_data_len); + + ut_assertf(cert != NULL, "decoding failed\n"); + ut_assertf(!strcmp(cert->subject, "Linaro: Tester"), + "subject doesn't match\n"); + ut_assertf(!strcmp(cert->issuer, "Linaro: Tester"), + "issuer doesn't match\n"); + ut_assertf(cert->pub, "public key doesn't exist\n"); + ut_assertf(cert->pub->keylen == 0x10e, "key length doesn't match\n"); + ut_assertf(!strcmp(cert->pub->pkey_algo, "rsa"), "algo isn't rsa\n"); + ut_assertf(cert->valid_from == 0x5da92ddb, + "valid_from doesn't match\n"); + ut_assertf(cert->valid_to == 0x5f8a615b, "valid_to doesn't match\n"); + + x509_free_certificate(cert); + + return CMD_RET_SUCCESS; +} + +LIB_TEST(lib_asn1_x509, 0); +#endif /* CONFIG_X509_CERTIFICATE_PARSER */ + +#ifdef CONFIG_PKCS7_MESSAGE_PARSER +/* + * sbsign --key priv.pem --cert cert.pem --detach --out Image.pk Image + */ +static const unsigned char image_pk7[] = { + 0x30, 0x82, 0x07, 0x0f, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, + 0x01, 0x07, 0x02, 0xa0, 0x82, 0x07, 0x00, 0x30, 0x82, 0x06, 0xfc, 0x02, + 0x01, 0x01, 0x31, 0x0f, 0x30, 0x0d, 0x06, 0x09, 0x60, 0x86, 0x48, 0x01, + 0x65, 0x03, 0x04, 0x02, 0x01, 0x05, 0x00, 0x30, 0x78, 0x06, 0x0a, 0x2b, + 0x06, 0x01, 0x04, 0x01, 0x82, 0x37, 0x02, 0x01, 0x04, 0xa0, 0x6a, 0x30, + 0x68, 0x30, 0x33, 0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, 0x82, 0x37, + 0x02, 0x01, 0x0f, 0x30, 0x25, 0x03, 0x01, 0x00, 0xa0, 0x20, 0xa2, 0x1e, + 0x80, 0x1c, 0x00, 0x3c, 0x00, 0x3c, 0x00, 0x3c, 0x00, 0x4f, 0x00, 0x62, + 0x00, 0x73, 0x00, 0x6f, 0x00, 0x6c, 0x00, 0x65, 0x00, 0x74, 0x00, 0x65, + 0x00, 0x3e, 0x00, 0x3e, 0x00, 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0x96, 0x65, 0xf7, 0x4c, 0x62, 0x9b, 0x75, + 0x24, 0xb4, 0xb1, 0x34, 0x83, 0xba, 0x05, 0x01, 0xd8, 0xe1, 0x33, 0xd3, + 0x1a, 0xd6, 0x09, 0x84, 0x31, 0xd0, 0x67, 0xf3, 0x3b, 0x0e, 0x19, 0x98, + 0x7e, 0x07, 0xdc, 0xe1, 0xd8, 0x45, 0x84, 0xa2, 0xdd, 0x8a, 0x04, 0x6a, + 0x43, 0xcf, 0xff, 0x7c, 0x9e, 0x83, 0xa8, 0x5d, 0xbc, 0x1f, 0x45, 0x86, + 0x5b, 0x2d, 0xcd, 0x9d, 0xa0, 0xba, 0x4d, 0xd2, 0xc6, 0xb9, 0xc5, 0x34, + 0x39, 0x29, 0x20, 0xee, 0x27, 0x60, 0x46, 0x9c, 0x62, 0xbe, 0xf2 +}; + +static unsigned int image_pk7_len = 1811; + +/** + * lib_asn1_pkcs7() - unit test for asn1 decoder function + * with pkcs7 message parser + * + * @uts: unit test state + * Return: 0 = success, 1 = failure + */ +static int lib_asn1_pkcs7(struct unit_test_state *uts) +{ + struct pkcs7_message *pkcs7; + + pkcs7 = pkcs7_parse_message(image_pk7, image_pk7_len); + + ut_assertf(pkcs7 != NULL, "decoding failed\n"); + ut_assertf(pkcs7->data_len == 104, "signature size doesn't match\n"); + ut_assertf(pkcs7->signed_infos != NULL, "sign-info doesn't exist\n"); + ut_assertf(pkcs7->signed_infos->msgdigest_len == 32, + "digest size doesn't match\n"); + ut_assertf(pkcs7->signed_infos->aa_set == 0xf, + "authenticated attributes doesn't match\n"); + + pkcs7_free_message(pkcs7); + + return CMD_RET_SUCCESS; +} + +LIB_TEST(lib_asn1_pkcs7, 0); +#endif /* CONFIG_PKCS7_MESSAGE_PARSER */ + +#ifdef CONFIG_RSA_PUBLIC_KEY_PARSER +#include <crypto/internal/rsa.h> + +/* + * openssl genrsa 2048 -out private.pem + * openssl rsa -in private.pem -pubout -outform der -out public.der + * dd if=public.der of=public.raw bs=24 skip=1 + */ +static const unsigned char public_key[] = { + 0x30, 0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xca, 0x25, 0x23, + 0xe0, 0x0a, 0x4d, 0x8f, 0x56, 0xfc, 0xc9, 0x06, 0x4c, 0xcc, 0x94, 0x43, + 0xe0, 0x56, 0x44, 0x6e, 0x37, 0x54, 0x87, 0x12, 0x84, 0xf9, 0x07, 0x4f, + 0xe4, 0x23, 0x40, 0xc3, 0x43, 0x84, 0x37, 0x86, 0xd3, 0x9d, 0x95, 0x1c, + 0xe4, 0x8a, 0x66, 0x02, 0x09, 0xe2, 0x3d, 0xce, 0x2c, 0xc6, 0x02, 0x6a, + 0xd4, 0x65, 0x61, 0xff, 0x85, 0x6f, 0x88, 0x63, 0xba, 0x31, 0x62, 0x1e, + 0xb7, 0x95, 0xe9, 0x08, 0x3c, 0xe9, 0x35, 0xde, 0xfd, 0x65, 0x92, 0xb8, + 0x9e, 0x71, 0xa4, 0xcd, 0x47, 0xfd, 0x04, 0x26, 0xb9, 0x78, 0xbf, 0x05, + 0x0d, 0xfc, 0x00, 0x84, 0x08, 0xfc, 0xc4, 0x4b, 0xea, 0xf5, 0x97, 0x68, + 0x0d, 0x97, 0xd7, 0xff, 0x4f, 0x92, 0x82, 0xd7, 0xbb, 0xef, 0xb7, 0x67, + 0x8e, 0x72, 0x54, 0xe8, 0xc5, 0x9e, 0xfd, 0xd8, 0x38, 0xe9, 0xbe, 0x19, + 0x37, 0x5b, 0x36, 0x8b, 0xbf, 0x49, 0xa1, 0x59, 0x3a, 0x9d, 0xad, 0x92, + 0x08, 0x0b, 0xe3, 0xa4, 0xa4, 0x7d, 0xd3, 0x70, 0xc0, 0xb8, 0xfb, 0xc7, + 0xda, 0xd3, 0x19, 0x86, 0x37, 0x9a, 0xcd, 0xab, 0x30, 0x96, 0xab, 0xa4, + 0xa2, 0x31, 0xa0, 0x38, 0xfb, 0xbf, 0x85, 0xd3, 0x24, 0x39, 0xed, 0xbf, + 0xe1, 0x31, 0xed, 0x6c, 0x39, 0xc1, 0xe5, 0x05, 0x2e, 0x12, 0x30, 0x36, + 0x73, 0x5d, 0x62, 0xf3, 0x82, 0xaf, 0x38, 0xc8, 0xca, 0xfa, 0xa1, 0x99, + 0x57, 0x3c, 0xe1, 0xc1, 0x7b, 0x05, 0x0b, 0xcc, 0x2e, 0xa9, 0x10, 0xc8, + 0x68, 0xbd, 0x27, 0xb6, 0x19, 0x9c, 0xd2, 0xad, 0xb3, 0x1f, 0xca, 0x35, + 0x6e, 0x84, 0x23, 0xa1, 0xe9, 0xa4, 0x4c, 0xab, 0x19, 0x09, 0x79, 0x6e, + 0x3c, 0x7b, 0x74, 0xfc, 0x33, 0x05, 0xcf, 0xa4, 0x2e, 0xeb, 0x55, 0x60, + 0x05, 0xc7, 0xcf, 0x3f, 0x92, 0xac, 0x2d, 0x69, 0x0b, 0x19, 0x16, 0x79, + 0x75, 0x02, 0x03, 0x01, 0x00, 0x01 +}; + +static unsigned int public_key_len = 270; + +/** + * lib_asn1_pkey() - unit test for asn1 decoder function + * with RSA public key parser + * + * @uts: unit test state + * Return: 0 = success, 1 = failure + */ +static int lib_asn1_pkey(struct unit_test_state *uts) +{ + struct rsa_key pkey; + int ret; + + ret = rsa_parse_pub_key(&pkey, public_key, public_key_len); + + ut_assertf(ret == 0, "decoding failed (%d)\n", ret); + ut_assertf(pkey.n_sz == 257, "public key modulus size doesn't match\n"); + ut_assertf(pkey.e_sz == 3, "public key exponent size doesn't match\n"); + ut_assertf(pkey.e[0] == 0x01 && pkey.e[1] == 0x00 && pkey.e[2] == 0x01, + "public key exponent doesn't match\n"); + + return CMD_RET_SUCCESS; +} + +LIB_TEST(lib_asn1_pkey, 0); +#endif /* CONFIG_RSA_PUBLIC_KEY_PARSER */