lib/base/etpm.h

   1 #ifndef __lib_base_etpm_h
   2 #define __lib_base_etpm_h
   3
   4 #ifndef SWIG
   5 #define TPMD_SOCKET "/var/run/tpmd_socket"
   6 #endif
   7
   8 #include <string>
   9
  10 class eTPM
  11 {
  12 #ifndef SWIG
  13         int fd;
  14         unsigned char level2_cert[210];
  15         unsigned char level3_cert[210];
  16         bool level2_cert_read;
  17         bool level3_cert_read;
  18
  19         enum tpmd_cmd {
  20                 TPMD_CMD_RESERVED               = 0x0000,
  21                 TPMD_CMD_GET_DATA               = 0x0001,
  22                 TPMD_CMD_APDU                   = 0x0002,
  23                 TPMD_CMD_COMPUTE_SIGNATURE      = 0x0003,
  24                 TPMD_CMD_APP_CERT               = 0x0004,
  25         };
  26
  27         bool send_cmd(enum tpmd_cmd cmd, const void *data, size_t len);
  28         void *recv_cmd(unsigned int *tag, size_t *len);
  29         void parse_data(const unsigned char *data, size_t datalen);
  30
  31 #endif
  32 public:
  33         eTPM();
  34         ~eTPM();
  35
  36         enum cert_type {
  37                 TPMD_DT_LEVEL2_CERT = 0x04,
  38                 TPMD_DT_LEVEL3_CERT = 0x05
  39         };
  40         std::string getCert(cert_type type);
  41         std::string challenge(std::string rnd);
  42 };
  43
  44 #endif // __lib_base_etpm_h