/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* tools/testing/selftests/kvm/include/test_util.h
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*
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* Copyright (C) 2018, Google LLC.
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*/
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#ifndef SELFTEST_KVM_TEST_UTIL_H
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#define SELFTEST_KVM_TEST_UTIL_H
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <string.h>
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#include <inttypes.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include "kselftest.h"
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static inline int _no_printf(const char *format, ...) { return 0; }
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#ifdef DEBUG
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#define pr_debug(...) printf(__VA_ARGS__)
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#else
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#define pr_debug(...) _no_printf(__VA_ARGS__)
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#endif
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#ifndef QUIET
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#define pr_info(...) printf(__VA_ARGS__)
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#else
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#define pr_info(...) _no_printf(__VA_ARGS__)
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#endif
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void print_skip(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
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ssize_t test_write(int fd, const void *buf, size_t count);
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ssize_t test_read(int fd, void *buf, size_t count);
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int test_seq_read(const char *path, char **bufp, size_t *sizep);
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void test_assert(bool exp, const char *exp_str,
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const char *file, unsigned int line, const char *fmt, ...)
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__attribute__((format(printf, 5, 6)));
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#define TEST_ASSERT(e, fmt, ...) \
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test_assert((e), #e, __FILE__, __LINE__, fmt, ##__VA_ARGS__)
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#define ASSERT_EQ(a, b) do { \
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typeof(a) __a = (a); \
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typeof(b) __b = (b); \
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TEST_ASSERT(__a == __b, \
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"ASSERT_EQ(%s, %s) failed.\n" \
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"\t%s is %#lx\n" \
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"\t%s is %#lx", \
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#a, #b, #a, (unsigned long) __a, #b, (unsigned long) __b); \
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} while (0)
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#define TEST_FAIL(fmt, ...) \
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TEST_ASSERT(false, fmt, ##__VA_ARGS__)
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size_t parse_size(const char *size);
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int64_t timespec_to_ns(struct timespec ts);
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struct timespec timespec_add_ns(struct timespec ts, int64_t ns);
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struct timespec timespec_add(struct timespec ts1, struct timespec ts2);
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struct timespec timespec_sub(struct timespec ts1, struct timespec ts2);
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struct timespec timespec_diff_now(struct timespec start);
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struct timespec timespec_div(struct timespec ts, int divisor);
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#endif /* SELFTEST_KVM_TEST_UTIL_H */
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