system/tpm-hmp-cmds.c

   1 /*
   2  * HMP commands related to TPM
   3  *
   4  * This work is licensed under the terms of the GNU GPL, version 2 or
   5  * (at your option) any later version.
   6  */
   7
   8 #include "qemu/osdep.h"
   9 #include "qapi/qapi-commands-tpm.h"
  10 #include "monitor/monitor.h"
  11 #include "monitor/hmp.h"
  12 #include "qapi/error.h"
  13
  14 void hmp_info_tpm(Monitor *mon, const QDict *qdict)
  15 {
  16 #ifdef CONFIG_TPM
  17     TPMInfoList *info_list, *info;
  18     Error *err = NULL;
  19     unsigned int c = 0;
  20     TPMPassthroughOptions *tpo;
  21     TPMEmulatorOptions *teo;
  22
  23     info_list = qmp_query_tpm(&err);
  24     if (err) {
  25         monitor_printf(mon, "TPM device not supported\n");
  26         error_free(err);
  27         return;
  28     }
  29
  30     if (info_list) {
  31         monitor_printf(mon, "TPM device:\n");
  32     }
  33
  34     for (info = info_list; info; info = info->next) {
  35         TPMInfo *ti = info->value;
  36         monitor_printf(mon, " tpm%d: model=%s\n",
  37                        c, TpmModel_str(ti->model));
  38
  39         monitor_printf(mon, "  \\ %s: type=%s",
  40                        ti->id, TpmType_str(ti->options->type));
  41
  42         switch (ti->options->type) {
  43         case TPM_TYPE_PASSTHROUGH:
  44             tpo = ti->options->u.passthrough.data;
  45             monitor_printf(mon, "%s%s%s%s",
  46                            tpo->path ? ",path=" : "",
  47                            tpo->path ?: "",
  48                            tpo->cancel_path ? ",cancel-path=" : "",
  49                            tpo->cancel_path ?: "");
  50             break;
  51         case TPM_TYPE_EMULATOR:
  52             teo = ti->options->u.emulator.data;
  53             monitor_printf(mon, ",chardev=%s", teo->chardev);
  54             break;
  55         case TPM_TYPE__MAX:
  56             break;
  57         }
  58         monitor_printf(mon, "\n");
  59         c++;
  60     }
  61     qapi_free_TPMInfoList(info_list);
  62 #else
  63     monitor_printf(mon, "TPM device not supported\n");
  64 #endif /* CONFIG_TPM */
  65 }