34 	struct tpm_passthru *tpm;  in tpm_passthru_init()  local
37 	tpm = calloc(1, sizeof(struct tpm_passthru));  in tpm_passthru_init()
38 	if (tpm == NULL) {  in tpm_passthru_init()
44 	tpm->fd = open(path, O_RDWR);  in tpm_passthru_init()
45 	if (tpm->fd < 0) {  in tpm_passthru_init()
50 	*sc = tpm;  in tpm_passthru_init()
59 	struct tpm_passthru *tpm;  in tpm_passthru_execute_cmd()  local
67 	tpm = sc;  in tpm_passthru_execute_cmd()
69 	len = write(tpm->fd, cmd, cmd_size);  in tpm_passthru_execute_cmd()
76 	len = read(tpm->fd, rsp, rsp_size);  in tpm_passthru_execute_cmd()
89 	struct tpm_passthru *tpm;  in tpm_passthru_deinit()  local
91 	tpm = sc;  in tpm_passthru_deinit()
92 	if (tpm == NULL)  in tpm_passthru_deinit()
95 	if (tpm->fd >= 0)  in tpm_passthru_deinit()
96 		close(tpm->fd);  in tpm_passthru_deinit()
98 	free(tpm);  in tpm_passthru_deinit()