/* Extract a single optional/required or multiple repeated sub messages from native
php types into the given protobuf message. Allocates memory for the created messages */
int
message_proto (const ProtobufCMessage* message, const ProtobufCFieldDescriptor* field, zval** val)
{
if (Z_TYPE_PP(val) != IS_ARRAY)
return 1;
const void* member = get_member(message, field);
unsigned int* quantifier = get_quantifier(message, field);
ProtobufCMessageDescriptor* descriptor = (ProtobufCMessageDescriptor*)field->descriptor;
if (field->label == PROTOBUF_C_LABEL_REQUIRED)
{
ProtobufCMessage* base = emalloc(descriptor->sizeof_message);
protobuf_c_message_init(descriptor, base);
php_message(base, val[0]);
memcpy((void*)member, (void*)&base, sizeof(void*));
}
else if (field->label == PROTOBUF_C_LABEL_REPEATED)
{
HashPosition pos;
HashTable* hash_table = Z_ARRVAL_PP(val);
size_t* num_elements = emalloc(sizeof(size_t));
num_elements[0] = (size_t)zend_hash_num_elements(hash_table);
zval** data;
char* key;
int i, key_len, curr = 0;
long index;
void** values = emalloc(sizeof(void*) * *num_elements);
zend_hash_internal_pointer_reset_ex(hash_table, &pos);
for (;; zend_hash_move_forward_ex(hash_table, &pos)) {
zend_hash_get_current_data_ex(hash_table, (void**)&data, &pos);
i = zend_hash_get_current_key_ex(hash_table, &key, &key_len, &index, 0, &pos);
if (i == HASH_KEY_NON_EXISTANT) {
break;
}
void* curr_value = emalloc(descriptor->sizeof_message);
protobuf_c_message_init(descriptor, curr_value);
php_message((ProtobufCMessage*)curr_value, data[0]);
values[curr] = curr_value;
curr++;
}
memcpy((void*)member, (void*)&values, sizeof(void*));
memcpy((void*)quantifier, (void*)num_elements, sizeof(void*));
}
return 0;
}
tz_return_t TZEExecuteProtobufFn(const ProtobufCMessageDescriptor *res_descr,
tze_pb_execute_fn *exec,
const ProtobufCMessage *req,
ProtobufCMessage **res,
tz_return_t *puiRv)
{
tz_return_t err=0;
if(res_descr && res) {
*res = malloc(res_descr->sizeof_message);
if(!*res) {
err = TZ_ERROR_MEMORY;
goto out;
}
protobuf_c_message_init(res_descr, *res);
}
if(res_descr) {
*puiRv = exec(req, *res);
} else {
*puiRv = exec(req, NULL);
}
if (*puiRv && res) {
/* Note that we interpret non-zero puiRv to mean there is no
encodable result. In case the invoked function wants to return
an error and additional information, puiRv should be 0, and the
error + addtl info should be encoded in 'res' */
free(*res);
*res=NULL;
}
out:
return err;
}
audited_err_t audited_start_cmd(const Audited__StartReq *startreq,
Audited__StartRes *startres)
{
audited_err_t rv=0;
ProtobufCMessage *req=NULL;
audited_cmd_t *cmd_desc=NULL;
char *audit_string=NULL;
uint32_t pending_cmd_id;
bool saved_pending_cmd=false;
if(!did_init) {
rv = AUDITED_EBADSTATE;
goto out;
}
if (startreq->cmd >= audited_cmds_num) {
rv = AUDITED_EBADAUDITEDCMD;
goto out;
}
cmd_desc = &audited_cmds[startreq->cmd];
assert(cmd_desc);
req = protobuf_c_message_unpack(cmd_desc->req_descriptor,
NULL,
startreq->cmd_input.len,
startreq->cmd_input.data);
CHECK(req, AUDITED_EDECODE, "protobuf_c_message_unpack");
assert(cmd_desc->audit_string);
startres->svc_err = cmd_desc->audit_string(req,
&audit_string);
CHECK_RV((unsigned int)startres->svc_err, rv, "audit_string()");
pending_cmd_id = audited_save_pending_cmd(cmd_desc, req, audit_string);
CHECK(pending_cmd_id >= 0, AUDITED_ESAVE, "audited_save_pending_cmd");
saved_pending_cmd=true;
startres->res = malloc(sizeof(Audited__StartRes__Res));
CHECK_MEM(startres->res, AUDITED_ENOMEM);
*(startres->res) = (Audited__StartRes__Res)
{
.base = PROTOBUF_C_MESSAGE_INIT (&audited__start_res__res__descriptor),
.pending_cmd_id = pending_cmd_id,
.audit_nonce.data = pending_cmds[pending_cmd_id].audit_nonce,
.audit_nonce.len = pending_cmds[pending_cmd_id].audit_nonce_len,
.audit_string = audit_string,
};
out:
if (rv || startres->svc_err) {
if (saved_pending_cmd) {
audited_release_pending_cmd_id(pending_cmd_id);
} else {
free(audit_string);
if(req) {
protobuf_c_message_free_unpacked(req, NULL);
}
}
free(startres->res);
startres->res=NULL;
}
return rv;
}
audited_err_t audited_execute_cmd(const Audited__ExecuteReq *exec_req,
Audited__ExecuteRes *exec_res)
{
audited_err_t rv;
audited_pending_cmd_t *cmd=NULL;
ProtobufCMessage *res=NULL;
bool got_res=false;
if(!did_init) {
rv = AUDITED_EBADSTATE;
goto out;
}
cmd = audited_pending_cmd_of_id(exec_req->pending_cmd_id);
CHECK(cmd >= 0, AUDITED_EBADCMDHANDLE,
"audited_pending_cmd_of_id(%d)", (unsigned int)exec_req->pending_cmd_id);
rv = audited_check_cmd_auth(cmd,
exec_req->audit_token.data,
exec_req->audit_token.len);
CHECK_RV(rv, rv, "audited_check_cmd_auth");
assert(cmd->fns);
assert(cmd->fns->execute);
assert(cmd->fns->res_descriptor);
res = malloc(cmd->fns->res_descriptor->sizeof_message);
CHECK_MEM(res, AUDITED_ENOMEM);
protobuf_c_message_init(cmd->fns->res_descriptor, res);
exec_res->svc_err = cmd->fns->execute(cmd->req, res);
CHECK_RV((unsigned int)exec_res->svc_err, rv, "execute()");
got_res=true;
exec_res->cmd_output.len = protobuf_c_message_get_packed_size(res);
exec_res->cmd_output.data = malloc(exec_res->cmd_output.len);
CHECK_MEM(exec_res->cmd_output.data, AUDITED_ENOMEM);
protobuf_c_message_pack(res, exec_res->cmd_output.data);
exec_res->has_cmd_output=true;
out:
if (got_res && cmd->fns->release_res) {
cmd->fns->release_res(res);
}
if (res) {
free(res);
res=NULL;
}
audited_release_pending_cmd_id(exec_req->pending_cmd_id);
return rv;
}
int keyspec_export_ebuf(rw_keyspec_instance_t* instance,
ProtobufCMessage* msg,
const char* m_rname,
const char* ts_fname,
const char* es_fname)
{
RW_ASSERT(instance);
/*
* This is a kind of hack to export error records.
* Assumptions about protobufc structure is made here.
* Not worring as it is just a debug code.
*/
RW_ASSERT(msg);
RW_ASSERT(m_rname);
RW_ASSERT(ts_fname);
RW_ASSERT(es_fname);
const ProtobufCFieldDescriptor* mfdesc =
protobuf_c_message_descriptor_get_field_by_name(msg->descriptor, m_rname);
if (!mfdesc) {
return 0;
}
// Make sure to assert all the assumptions!
RW_ASSERT(mfdesc->type == PROTOBUF_C_TYPE_MESSAGE);
RW_ASSERT(mfdesc->label == PROTOBUF_C_LABEL_REPEATED);
RW_ASSERT(!(mfdesc->rw_flags & RW_PROTOBUF_FOPT_INLINE));
const ProtobufCFieldDescriptor* tsfdesc =
protobuf_c_message_descriptor_get_field_by_name(mfdesc->msg_desc, ts_fname);
if (!tsfdesc) {
return 0;
}
RW_ASSERT(tsfdesc->type == PROTOBUF_C_TYPE_STRING);
RW_ASSERT(tsfdesc->label == PROTOBUF_C_LABEL_OPTIONAL);
RW_ASSERT(tsfdesc->rw_flags & RW_PROTOBUF_FOPT_INLINE);
const ProtobufCFieldDescriptor* esfdesc =
protobuf_c_message_descriptor_get_field_by_name(mfdesc->msg_desc, es_fname);
if (!esfdesc) {
return 0;
}
RW_ASSERT(esfdesc->type == PROTOBUF_C_TYPE_STRING);
RW_ASSERT(esfdesc->label == PROTOBUF_C_LABEL_OPTIONAL);
RW_ASSERT(esfdesc->rw_flags & RW_PROTOBUF_FOPT_INLINE);
// Make sure that the field is not allocated earlier.
RW_ASSERT(!STRUCT_MEMBER(ProtobufCMessage**, msg, mfdesc->offset));
RW_ASSERT(!STRUCT_MEMBER(uint32_t, msg, mfdesc->quantifier_offset));
CircularErrorBuffer& errorbuf = CircularErrorBuffer::get_instance();
ProtobufCMessage** records = (ProtobufCMessage **)protobuf_c_instance_alloc(
instance->pbc_instance, errorbuf.get_capacity()*sizeof(void*));
// Caution! dont call any function that may log error.
time_t stime = time(NULL);
unsigned tot_records = 0;
/*
* Export the records in last-in-first out order so that the
* recent errors are at the top.
*/
size_t idx = errorbuf.get_last_index();
size_t cap = errorbuf.get_capacity();
for (size_t c = 0; c < cap; c++) {
const ErrRecord* r = errorbuf[idx];
if (!idx) { idx = (cap - 1); }
else { idx--; }
if (r->time <= stime && r->time ) {
struct tm tm;
localtime_r((const time_t*)(&r->time), &tm);
ProtobufCMessage* record = (ProtobufCMessage *)protobuf_c_instance_alloc(
instance->pbc_instance, mfdesc->msg_desc->sizeof_message);
protobuf_c_message_init(mfdesc->msg_desc, record);
char *tbuf = STRUCT_MEMBER_PTR(char, record, tsfdesc->offset);
strftime(tbuf, tsfdesc->data_size, "%Y%m%d-%H%M%S", &tm);
// Set the has field.
STRUCT_MEMBER(uint32_t, record, tsfdesc->quantifier_offset) = 1;
char *estr = STRUCT_MEMBER_PTR(char, record, esfdesc->offset);
RW_ASSERT(esfdesc->data_size >= sizeof(r->errmsg));
strncpy(estr, (const char*)r->errmsg, sizeof(r->errmsg)-1);
estr[sizeof(r->errmsg)-1] = 0;
// Set the has field.
STRUCT_MEMBER(uint32_t, record, esfdesc->quantifier_offset) = 1;
records[tot_records++] = record;
}
}
if (tot_records) {
STRUCT_MEMBER(ProtobufCMessage**, msg, mfdesc->offset) = records;
STRUCT_MEMBER(uint32_t, msg, mfdesc->quantifier_offset) = tot_records;
} else {
