// Automatically Load all Static DataVaults and *.dv files in the current folder into the DataBank
eEsifError DataBank_LoadDataVaults (DataBankPtr self)
{
eEsifError rc = ESIF_OK;
esif_ccb_file_find_handle find_handle = INVALID_HANDLE_VALUE;
char file_path[MAX_PATH] = {0};
char file_pattern[MAX_PATH] = {0};
struct esif_ccb_file *ffd_ptr;
UInt32 idx;
ASSERT(self);
// Import all Static DataVaults into ReadOnly DataVaults
for (idx = 0; g_StaticDataVaults[idx].name; idx++) {
DataVaultPtr DB = DataBank_OpenNameSpace(self, g_StaticDataVaults[idx].name);
if (DB) {
IOStream_SetMemory(DB->stream, g_StaticDataVaults[idx].buffer, g_StaticDataVaults[idx].buf_len);
DB->flags |= (ESIF_SERVICE_CONFIG_READONLY | ESIF_SERVICE_CONFIG_NOCACHE);
DataVault_ReadVault(DB);
}
}
// Create DataVault Directory if it doesn't exit
esif_build_path(file_path, sizeof(file_path), ESIF_PATHTYPE_DV, NULL, NULL);
esif_ccb_makepath(file_path);
// Import all matching *.dv files into ReadWrite DataVaults
esif_ccb_sprintf(MAX_PATH, file_pattern, "*%s", ESIFDV_FILEEXT);
ffd_ptr = (struct esif_ccb_file*)esif_ccb_malloc(sizeof(*ffd_ptr));
if (NULL == ffd_ptr) {
rc = ESIF_E_NO_MEMORY;
}
if (rc == ESIF_OK) {
find_handle = esif_ccb_file_enum_first(file_path, file_pattern, ffd_ptr);
}
if (INVALID_HANDLE_VALUE != find_handle) {
do {
struct esif_ccb_file dv_file = {0};
DataVaultPtr DB = 0;
// Read DataVault File, unless it's already been loaded as a Static DataVault
if (esif_ccb_strlen(ffd_ptr->filename, MAX_PATH) > sizeof(ESIFDV_FILEEXT)) {
ffd_ptr->filename[esif_ccb_strlen(ffd_ptr->filename, MAX_PATH) - (sizeof(ESIFDV_FILEEXT) - 1)] = 0; // Truncate ".dv" extension
if (DataBank_GetNameSpace(self, ffd_ptr->filename) == NULL) {
DB = DataBank_OpenNameSpace(self, ffd_ptr->filename);
if (DB) {
esif_build_path(dv_file.filename, sizeof(dv_file.filename), ESIF_PATHTYPE_DV, DB->name, ESIFDV_FILEEXT);
IOStream_SetFile(DB->stream, dv_file.filename, "rb");
DataVault_ReadVault(DB);
}
}
}
} while (esif_ccb_file_enum_next(find_handle, file_pattern, ffd_ptr));
esif_ccb_file_enum_close(find_handle);
}
esif_ccb_free(ffd_ptr);
return rc;
}
// backwards compatibility
eEsifError EsifConfigSet(
EsifDataPtr nameSpace,
EsifDataPtr path,
esif_flags_t flags,
EsifDataPtr value
)
{
eEsifError rc = ESIF_OK;
// Get the NameSpace or create it if it does not exist
DataVaultPtr DB = DataBank_GetNameSpace(g_DataBankMgr, (StringPtr)(nameSpace->buf_ptr));
if (!DB) {
struct esif_ccb_file dv_file = {0};
DB = DataBank_OpenNameSpace(g_DataBankMgr, (StringPtr)nameSpace->buf_ptr);
if (!DB) {
return ESIF_E_NOT_FOUND;
}
esif_build_path(dv_file.filename, sizeof(dv_file.filename), ESIF_PATHTYPE_DV, DB->name, ESIFDV_FILEEXT);
IOStream_SetFile(DB->stream, dv_file.filename, "rb");
rc = DataVault_ReadVault(DB);
if (rc == ESIF_E_NOT_FOUND) {
rc = ESIF_OK;
}
}
if (rc == ESIF_OK) {
esif_ccb_write_lock(&DB->lock);
rc = DataVault_SetValue(DB, path, value, flags);
esif_ccb_write_unlock(&DB->lock);
}
return rc;
}
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;
}
// Automatically Load all Static DataVaults and *.dv files in the current folder into the DataBank
eEsifError DataBank_LoadDataVaults (DataBankPtr self)
{
eEsifError rc = ESIF_OK;
esif_ccb_file_find_handle find_handle;
esif_string file_path = 0;
char file_pattern[MAX_PATH];
char file_path_buf[MAX_PATH] = {0};
struct esif_ccb_file *ffd_ptr;
UInt32 idx;
ASSERT(self);
esif_ccb_lock_init(&self->lock);
// TODO: Locking
// Import all Static DataVaults into ReadOnly DataVaults
for (idx = 0; g_StaticDataVaults[idx].name; idx++) {
DataVaultPtr DB = DataBank_OpenNameSpace(self, g_StaticDataVaults[idx].name);
if (DB) {
IOStream_SetMemory(DB->stream, g_StaticDataVaults[idx].buffer, g_StaticDataVaults[idx].buf_len);
DB->flags |= (ESIF_SERVICE_CONFIG_READONLY | ESIF_SERVICE_CONFIG_NOCACHE);
DataVault_ReadVault(DB);
}
}
// Create ESIFDV_DIR if it doesn't exit (only 1 level deep for now)
esif_ccb_makepath(ESIFDV_DIR);
// Import all matching *.dv files into ReadWrite DataVaults
esif_ccb_strcpy(file_path_buf, ESIFDV_DIR, sizeof(file_path_buf));
file_path = file_path_buf;
esif_ccb_sprintf(MAX_PATH, file_pattern, "*%s", ESIFDV_FILEEXT);
ffd_ptr = (struct esif_ccb_file*)esif_ccb_malloc(sizeof(*ffd_ptr));
if (NULL == ffd_ptr) {
return ESIF_E_NO_MEMORY;
}
find_handle = esif_ccb_file_enum_first(file_path, file_pattern, ffd_ptr);
if (INVALID_HANDLE_VALUE == find_handle) {
rc = ESIF_OK; // No Persisted DataVaults found
} else {
do {
struct esif_ccb_file dv_file = {0};
DataVaultPtr DB = 0;
// Read DataVault File, unless it's already been loaded as a Static DataVault
if (esif_ccb_strlen(ffd_ptr->filename, MAX_PATH) > sizeof(ESIFDV_FILEEXT)) {
ffd_ptr->filename[esif_ccb_strlen(ffd_ptr->filename, MAX_PATH) - (sizeof(ESIFDV_FILEEXT) - 1)] = 0; // Truncate ".dv" extension
if (DataBank_GetNameSpace(self, ffd_ptr->filename) == NULL) {
DB = DataBank_OpenNameSpace(self, ffd_ptr->filename);
if (DB) {
esif_ccb_sprintf(MAX_PATH, dv_file.filename, "%s%s%s", file_path, DB->name, ESIFDV_FILEEXT);
IOStream_SetFile(DB->stream, dv_file.filename, "rb");
DataVault_ReadVault(DB);
}
}
}
} while (esif_ccb_file_enum_next(find_handle, file_pattern, ffd_ptr));
esif_ccb_file_enum_close(find_handle);
}
esif_ccb_free(ffd_ptr);
return rc;
}
