hmac_test.h

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#ifndef _HMAC_TEST_H
#define _HMAC_TEST_H
 
/** @file
 *
 * HMAC self-tests
 *
 */
 
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
 
#include <stdint.h>
#include <ipxe/crypto.h>
#include <ipxe/test.h>
 
/** Define inline key data */
#define KEY(...) { __VA_ARGS__ }
 
/** Define inline data */
#define DATA(...) { __VA_ARGS__ }
 
/** Define inline expected HMAC */
#define EXPECTED(...) { __VA_ARGS__ }
 
/** An HMAC test */
struct hmac_test {
        /** Digest algorithm */
        struct digest_algorithm *digest;
        /** Key */
        const void *key;
        /** Length of key */
        size_t key_len;
        /** Data */
        const void *data;
        /** Length of data */
        size_t data_len;
        /** Expected HMAC */
        const void *expected;
        /** Length of expected HMAC */
        size_t expected_len;
};
 
/**
 * Define an HMAC test
 *
 * @v name              Test name
 * @v DIGEST            Digest algorithm
 * @v KEY               Key
 * @v DATA              Data
 * @v EXPECTED          Expected HMAC
 * @ret test            HMAC test
 */
#define HMAC_TEST( name, DIGEST, KEY, DATA, EXPECTED )                  \
        static const uint8_t name ## _key[] = KEY;                      \
        static const uint8_t name ## _data[] = DATA;                    \
        static const uint8_t name ## _expected[] = EXPECTED;            \
        static struct hmac_test name = {                                \
                .digest = DIGEST,                                       \
                .key = name ## _key,                                    \
                .key_len = sizeof ( name ## _key ),                     \
                .data = name ## _data,                                  \
                .data_len = sizeof ( name ## _data ),                   \
                .expected = name ## _expected,                          \
                .expected_len = sizeof ( name ## _expected ),           \
        }
 
extern void hmac_okx ( struct hmac_test *test, const char *file,
                       unsigned int line );
 
/**
 * Report an HMAC test result
 *
 * @v test              HMAC test
 */
#define hmac_ok( test ) hmac_okx ( test, __FILE__, __LINE__ )
 
#endif /* _HMAC_TEST_H */