pubkey_test.h

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#ifndef _PUBKEY_TEST_H
#define _PUBKEY_TEST_H

FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );

#include <stdint.h>
#include <ipxe/crypto.h>
#include <ipxe/test.h>

/** A public-key encryption and decryption test */
struct pubkey_test {
        /** Public-key algorithm */
        struct pubkey_algorithm *pubkey;
        /** Private key */
        const struct asn1_cursor private;
        /** Public key */
        const struct asn1_cursor public;
        /** Plaintext */
        const struct asn1_cursor plaintext;
        /** Ciphertext
         *
         * Note that the encryption process may include some random
         * padding, so a given plaintext will encrypt to multiple
         * different ciphertexts.
         */
        const struct asn1_cursor ciphertext;
};

/** A public-key signature test */
struct pubkey_sign_test {
        /** Public-key algorithm */
        struct pubkey_algorithm *pubkey;
        /** Private key */
        const struct asn1_cursor private;
        /** Public key */
        const struct asn1_cursor public;
        /** Plaintext */
        const void *plaintext;
        /** Plaintext length */
        size_t plaintext_len;
        /** Signature algorithm */
        struct digest_algorithm *digest;
        /** Signature */
        const struct asn1_cursor signature;
};

/** Define inline private key data */
#define PRIVATE(...) { __VA_ARGS__ }

/** Define inline public key data */
#define PUBLIC(...) { __VA_ARGS__ }

/** Define inline plaintext data */
#define PLAINTEXT(...) { __VA_ARGS__ }

/** Define inline ciphertext data */
#define CIPHERTEXT(...) { __VA_ARGS__ }

/** Define inline signature data */
#define SIGNATURE(...) { __VA_ARGS__ }

/**
 * Define a public-key encryption and decryption test
 *
 * @v name              Test name
 * @v PUBKEY            Public-key algorithm
 * @v PRIVATE           Private key
 * @v PUBLIC            Public key
 * @v PLAINTEXT         Plaintext
 * @v CIPHERTEXT        Ciphertext
 * @ret test            Encryption and decryption test
 */
#define PUBKEY_TEST( name, PUBKEY, PRIVATE, PUBLIC, PLAINTEXT,          \
                           CIPHERTEXT )                                 \
        static const uint8_t name ## _private[] = PRIVATE;              \
        static const uint8_t name ## _public[] = PUBLIC;                \
        static const uint8_t name ## _plaintext[] = PLAINTEXT;          \
        static const uint8_t name ## _ciphertext[] = CIPHERTEXT;        \
        static struct pubkey_test name = {                              \
                .pubkey = PUBKEY,                                       \
                .private = {                                            \
                        .data = name ## _private,                       \
                        .len = sizeof ( name ## _private ),             \
                },                                                      \
                .public = {                                             \
                        .data = name ## _public,                        \
                        .len = sizeof ( name ## _public ),              \
                },                                                      \
                .plaintext = {                                          \
                        .data = name ## _plaintext,                     \
                        .len = sizeof ( name ## _plaintext ),           \
                },                                                      \
                .ciphertext = {                                         \
                        .data = name ## _ciphertext,                    \
                        .len = sizeof ( name ## _ciphertext ),          \
                },                                                      \
        }

/**
 * Define a public-key signature test
 *
 * @v name              Test name
 * @v PUBKEY            Public-key algorithm
 * @v PRIVATE           Private key
 * @v PUBLIC            Public key
 * @v PLAINTEXT         Plaintext
 * @v DIGEST            Digest algorithm
 * @v SIGNATURE         Signature
 * @ret test            Signature test
 */
#define PUBKEY_SIGN_TEST( name, PUBKEY, PRIVATE, PUBLIC, PLAINTEXT,     \
                          DIGEST, SIGNATURE )                           \
        static const uint8_t name ## _private[] = PRIVATE;              \
        static const uint8_t name ## _public[] = PUBLIC;                \
        static const uint8_t name ## _plaintext[] = PLAINTEXT;          \
        static const uint8_t name ## _signature[] = SIGNATURE;          \
        static struct pubkey_sign_test name = {                         \
                .pubkey = PUBKEY,                                       \
                .private = {                                            \
                        .data = name ## _private,                       \
                        .len = sizeof ( name ## _private ),             \
                },                                                      \
                .public = {                                             \
                        .data = name ## _public,                        \
                        .len = sizeof ( name ## _public ),              \
                },                                                      \
                .plaintext = name ## _plaintext,                        \
                .plaintext_len = sizeof ( name ## _plaintext ),         \
                .digest = DIGEST,                                       \
                .signature = {                                          \
                        .data = name ## _signature,                     \
                        .len = sizeof ( name ## _signature ),           \
                },                                                      \
        }

extern void pubkey_okx ( struct pubkey_test *test,
                         const char *file, unsigned int line );
extern void pubkey_sign_okx ( struct pubkey_sign_test *test,
                              const char *file, unsigned int line );

/**
 * Report a public key encryption and decryption test result
 *
 * @v test              Public key encryption and decryption test
 */
#define pubkey_ok( test ) \
        pubkey_okx ( test, __FILE__, __LINE__ )

/**
 * Report a public key signature test result
 *
 * @v test              Public key signature test
 */
#define pubkey_sign_ok( test ) \
        pubkey_sign_okx ( test, __FILE__, __LINE__ )

#endif /* _PUBKEY_TEST_H */