51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2022, Oracle and/or its affiliates. */
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#include <test_progs.h>
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#include "test_uprobe_autoattach.skel.h"
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/* uprobe attach point */
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static noinline int autoattach_trigger_func(int arg)
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{
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asm volatile ("");
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return arg + 1;
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}
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void test_uprobe_autoattach(void)
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{
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struct test_uprobe_autoattach *skel;
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int trigger_val = 100, trigger_ret;
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size_t malloc_sz = 1;
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char *mem;
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skel = test_uprobe_autoattach__open_and_load();
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if (!ASSERT_OK_PTR(skel, "skel_open"))
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return;
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if (!ASSERT_OK(test_uprobe_autoattach__attach(skel), "skel_attach"))
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goto cleanup;
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skel->bss->test_pid = getpid();
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/* trigger & validate uprobe & uretprobe */
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trigger_ret = autoattach_trigger_func(trigger_val);
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skel->bss->test_pid = getpid();
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/* trigger & validate shared library u[ret]probes attached by name */
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mem = malloc(malloc_sz);
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ASSERT_EQ(skel->bss->uprobe_byname_parm1, trigger_val, "check_uprobe_byname_parm1");
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ASSERT_EQ(skel->bss->uprobe_byname_ran, 1, "check_uprobe_byname_ran");
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ASSERT_EQ(skel->bss->uretprobe_byname_rc, trigger_ret, "check_uretprobe_byname_rc");
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ASSERT_EQ(skel->bss->uretprobe_byname_ran, 2, "check_uretprobe_byname_ran");
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ASSERT_EQ(skel->bss->uprobe_byname2_parm1, malloc_sz, "check_uprobe_byname2_parm1");
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ASSERT_EQ(skel->bss->uprobe_byname2_ran, 3, "check_uprobe_byname2_ran");
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ASSERT_EQ(skel->bss->uretprobe_byname2_rc, mem, "check_uretprobe_byname2_rc");
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ASSERT_EQ(skel->bss->uretprobe_byname2_ran, 4, "check_uretprobe_byname2_ran");
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free(mem);
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cleanup:
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test_uprobe_autoattach__destroy(skel);
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}
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