56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2021 Facebook */
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#include <test_progs.h>
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#include "syscall.skel.h"
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struct args {
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__u64 log_buf;
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__u32 log_size;
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int max_entries;
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int map_fd;
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int prog_fd;
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int btf_fd;
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};
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void test_syscall(void)
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{
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static char verifier_log[8192];
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struct args ctx = {
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.max_entries = 1024,
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.log_buf = (uintptr_t) verifier_log,
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.log_size = sizeof(verifier_log),
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};
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struct bpf_prog_test_run_attr tattr = {
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.ctx_in = &ctx,
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.ctx_size_in = sizeof(ctx),
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};
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struct syscall *skel = NULL;
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__u64 key = 12, value = 0;
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int err;
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skel = syscall__open_and_load();
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if (!ASSERT_OK_PTR(skel, "skel_load"))
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goto cleanup;
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tattr.prog_fd = bpf_program__fd(skel->progs.bpf_prog);
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err = bpf_prog_test_run_xattr(&tattr);
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ASSERT_EQ(err, 0, "err");
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ASSERT_EQ(tattr.retval, 1, "retval");
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ASSERT_GT(ctx.map_fd, 0, "ctx.map_fd");
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ASSERT_GT(ctx.prog_fd, 0, "ctx.prog_fd");
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ASSERT_OK(memcmp(verifier_log, "processed", sizeof("processed") - 1),
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"verifier_log");
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err = bpf_map_lookup_elem(ctx.map_fd, &key, &value);
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ASSERT_EQ(err, 0, "map_lookup");
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ASSERT_EQ(value, 34, "map lookup value");
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cleanup:
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syscall__destroy(skel);
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if (ctx.prog_fd > 0)
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close(ctx.prog_fd);
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if (ctx.map_fd > 0)
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close(ctx.map_fd);
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if (ctx.btf_fd > 0)
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close(ctx.btf_fd);
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}
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