2271b75fa9
This patch fixes a race condition and test failure where the main process waits for the signal of a thread but the thread already sent that signal via a condition. Since these signals are non-sticky, we need to introduce a separate variable to make this signal sticky. Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
40 lines
862 B
C
40 lines
862 B
C
/*
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* Minimal TPM emulator for TPM test cases
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*
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* Copyright (c) 2018 Red Hat, Inc.
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*
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* Authors:
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* Marc-André Lureau <marcandre.lureau@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef TESTS_TPM_EMU_H
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#define TESTS_TPM_EMU_H
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#define TPM_RC_FAILURE 0x101
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#define TPM2_ST_NO_SESSIONS 0x8001
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struct tpm_hdr {
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uint16_t tag;
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uint32_t len;
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uint32_t code; /*ordinal/error */
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char buffer[];
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} QEMU_PACKED;
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typedef struct TestState {
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GMutex data_mutex;
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GCond data_cond;
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bool data_cond_signal;
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SocketAddress *addr;
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QIOChannel *tpm_ioc;
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GThread *emu_tpm_thread;
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struct tpm_hdr *tpm_msg;
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} TestState;
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void tpm_emu_test_wait_cond(TestState *s);
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void *tpm_emu_ctrl_thread(void *data);
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#endif /* TEST_TPM_EMU_H */
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