listkeys.c

来自「IBM开发的TPM的驱动, 有少量的例子可以供参考」· C语言 代码 · 共 49 行

/****************************************************************************/
/*                                                                          */
/*                              List Key Handles                            */
/*                                                                          */
/*                           Written by J. Kravitz                          */
/*                                                                          */
/*                     IBM Thomas J. Watson Research Center                 */
/*                                                                          */
/*                               Version 1.0                                */
/*                                                                          */
/*                         Last Revision 11 Feb 2004                        */
/*                                                                          */
/*                           Copyright (C) 2004 IBM                         */
/*                                                                          */
/****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <netinet/in.h>
#include "tpmfunc.h"

int main(int argc, char *argv[])
{
	int ret;
	uint32_t handle;
	unsigned char listbuff[1024];
	uint32_t listlen;
	int i;
	int listsize;
	int offset;

	TPM_setlog(0);
	ret =
	    TPM_GetCapability(0x0000007, NULL, 0,
			      (unsigned char *) listbuff, &listlen);
	if (ret != 0) {
		printf("Error %s from TPM_GetCapability\n",
		       TPM_GetErrMsg(ret));
		exit(1);
	}
	listsize = LOAD16(listbuff, 0);
	offset = 2;
	for (i = 0; i < listsize; ++i) {
		handle = LOAD32(listbuff, offset);
		printf("Key handle %02d %08X\n", i, handle);
		offset += 4;
	}
	exit(0);
}