eEsifError EsifWebStart()
{
if (!EsifWebIsStarted()) {
esif_ccb_thread_create(&g_webthread, esif_web_worker_thread, NULL);
}
return ESIF_OK;
}
void EsifWebStop()
{
if (EsifWebIsStarted()) {
esif_ws_exit(&g_webthread);
}
}
static eEsifError EsifGetActionDelegateCnfg(
const EsifUpDomainPtr domainPtr,
const EsifDataPtr requestPtr,
EsifDataPtr responsePtr
)
{
extern int g_shell_enabled; // ESIF Shell Enabled Flag
extern Bool g_ws_restricted;// Web Server Restricted Mode Flag
eEsifError rc = ESIF_OK;
EsifPrimitiveTuple dcfgTuple = { GET_CONFIG_ACCESS_CONTROL_SUR, 0, 255 };
EsifPrimitiveTuple gddvTuple = { GET_CONFIG_DATAVAULT_SUR, 0, 255 };
EsifData dcfgData = { ESIF_DATA_UINT32, NULL, ESIF_DATA_ALLOCATE, 0 };
EsifData gddvData = { ESIF_DATA_AUTO, NULL, ESIF_DATA_ALLOCATE, 0 };
ESIF_ASSERT(NULL != domainPtr);
ESIF_ASSERT(NULL != requestPtr);
UNREFERENCED_PARAMETER(responsePtr); // Not currently used by DPTF
dcfgTuple.domain = domainPtr->domain;
gddvTuple.domain = domainPtr->domain;
// Execute DCFG to read Access Control List Bitmask from BIOS, if it exists
rc = EsifUp_ExecutePrimitive(domainPtr->upPtr, &dcfgTuple, requestPtr, &dcfgData);
if (rc == ESIF_OK && dcfgData.buf_ptr != NULL && dcfgData.buf_len >= sizeof(UInt32)) {
DCfgOptions newmask = { .asU32 = *(UInt32 *)dcfgData.buf_ptr };
DCfg_Set(newmask);
ESIF_TRACE_INFO("DCFG Loaded: 0x%08X\n", newmask.asU32);
// Disable ESIF Shell if Access Control forbids it
if (DCfg_Get().opt.ShellAccessControl) {
g_shell_enabled = 0;
}
// Stop Web Server (if Started) if Restricted or Generic Access Control forbids it
if (EsifWebIsStarted() &&
((!g_ws_restricted && DCfg_Get().opt.GenericUIAccessControl)||
(g_ws_restricted && DCfg_Get().opt.RestrictedUIAccessControl)) ) {
EsifWebStop();
}
}
// Execute GDDV to read DataVault from BIOS, if it exists
rc = EsifUp_ExecutePrimitive(domainPtr->upPtr, &gddvTuple, requestPtr, &gddvData);
if (rc != ESIF_OK) {
// Always Return OK if no ESIF_LF or GDDV object in BIOS
if (rc == ESIF_E_NO_LOWER_FRAMEWORK || rc == ESIF_E_ACPI_OBJECT_NOT_FOUND) {
rc = ESIF_OK;
}
}
else {
char *dv_name = "__merge"; // Temporary DV Name
DataVaultPtr DB = DataBank_GetNameSpace(g_DataBankMgr, dv_name);
if (DB != NULL) {
DataBank_CloseNameSpace(g_DataBankMgr, dv_name);
}
DB = DataBank_OpenNameSpace(g_DataBankMgr, dv_name);
// Load Datavault into temporary namespace. DV may or may not be preceded by a variant
if (DB) {
u32 skipbytes = 0;
void *buffer = NULL;
//
// This is in place to resolve a static code analysis issue.
// This should never happen if EsifUp_ExecutePrimitive is successful above.
//
if (NULL == gddvData.buf_ptr) {
DataBank_CloseNameSpace(g_DataBankMgr, dv_name);
ESIF_TRACE_DEBUG("No data returned for BIOS datavault.\n");
goto exit;
}
skipbytes = (memcmp(gddvData.buf_ptr, "\xE5\x1F", 2) == 0 ? 0 : sizeof(union esif_data_variant));
buffer = esif_ccb_malloc(gddvData.data_len);
if (NULL == buffer) {
DataBank_CloseNameSpace(g_DataBankMgr, dv_name);
ESIF_TRACE_DEBUG("Unable to allocate memory\n");
rc = ESIF_E_NO_MEMORY;
goto exit;
}
esif_ccb_memcpy(buffer, (u8*)gddvData.buf_ptr + skipbytes, gddvData.data_len - skipbytes);
IOStream_SetMemory(DB->stream, buffer, gddvData.data_len - skipbytes);
if ((rc = DataVault_ReadVault(DB)) != ESIF_OK) {
DataBank_CloseNameSpace(g_DataBankMgr, dv_name);
ESIF_TRACE_DEBUG("Unable to Open DataVault: %s\n", esif_rc_str(rc));
rc = ESIF_OK;
}
else {
EsifDataPtr data_nspace = NULL;
EsifDataPtr data_key = NULL;
EsifDataPtr data_targetdv = NULL;
esif_flags_t options = 0; // NOPERSIST
esif_string keyspec = "*"; // Merge All Keys
esif_string targetdv = g_DataVaultDefault;
DB->flags |= (ESIF_SERVICE_CONFIG_READONLY);
// Merge Contents into Default DataVault
data_nspace = EsifData_CreateAs(ESIF_DATA_STRING, dv_name, 0, ESIFAUTOLEN);
data_targetdv = EsifData_CreateAs(ESIF_DATA_STRING, targetdv, 0, ESIFAUTOLEN);
data_key = EsifData_CreateAs(ESIF_DATA_STRING, keyspec, 0, ESIFAUTOLEN);
if (data_nspace == NULL || data_key == NULL || data_targetdv == NULL) {
rc = ESIF_E_NO_MEMORY;
}
else {
rc = EsifConfigCopy(data_nspace, data_targetdv, data_key, options, ESIF_FALSE, NULL);
}
ESIF_TRACE_INFO("GDDV Loaded: %d bytes, %d keys => %s.dv [%s]\n",
(int)IOStream_GetSize(DB->stream),
DataCache_GetCount(DB->cache),
targetdv,
esif_rc_str(rc));
EsifData_Destroy(data_nspace);
EsifData_Destroy(data_key);
EsifData_Destroy(data_targetdv);
DataBank_CloseNameSpace(g_DataBankMgr, dv_name);
}
esif_ccb_free(buffer);
}
}
exit:
esif_ccb_free(dcfgData.buf_ptr);
esif_ccb_free(gddvData.buf_ptr);
return rc;
}
