/* {{{ mysqlnd_vio::close_stream */
static void
MYSQLND_METHOD(mysqlnd_vio, close_stream)(MYSQLND_VIO * const net, MYSQLND_STATS * const stats, MYSQLND_ERROR_INFO * const error_info)
{
php_stream * net_stream;
DBG_ENTER("mysqlnd_vio::close_stream");
if (net && (net_stream = net->data->m.get_stream(net))) {
zend_bool pers = net->persistent;
DBG_INF_FMT("Freeing stream. abstract=%p", net_stream->abstract);
if (pers) {
if (EG(active)) {
php_stream_free(net_stream, PHP_STREAM_FREE_CLOSE_PERSISTENT | PHP_STREAM_FREE_RSRC_DTOR);
} else {
/*
otherwise we will crash because the EG(persistent_list) has been freed already,
before the modules are shut down
*/
php_stream_free(net_stream, PHP_STREAM_FREE_CLOSE | PHP_STREAM_FREE_RSRC_DTOR);
}
} else {
php_stream_free(net_stream, PHP_STREAM_FREE_CLOSE);
}
(void) net->data->m.set_stream(net, NULL);
}
DBG_VOID_RETURN;
}
static int stream_cookie_closer(void *cookie)
{
php_stream *stream = (php_stream*)cookie;
/* prevent recursion */
stream->fclose_stdiocast = PHP_STREAM_FCLOSE_NONE;
return php_stream_free(stream, PHP_STREAM_FREE_CLOSE | PHP_STREAM_FREE_KEEP_RSRC);
}
/* {{{ mysqlnd_res_meta::close */
static enum_func_status
MYSQLND_METHOD(mysqlnd_debug, close)(MYSQLND_DEBUG * self)
{
MYSQLND_ZTS(self);
if (self->stream) {
php_stream_free(self->stream, PHP_STREAM_FREE_CLOSE);
self->stream = NULL;
}
return PASS;
}
void php_mongo_io_stream_close(mongo_connection *con, int why)
{
TSRMLS_FETCH();
if (why == MONGO_CLOSE_BROKEN) {
if (con->socket) {
php_stream_free(con->socket, PHP_STREAM_FREE_CLOSE_PERSISTENT | PHP_STREAM_FREE_RSRC_DTOR);
}
} else if (why == MONGO_CLOSE_SHUTDOWN) {
/* No need to do anything, it was freed from the persistent_list */
}
}
static int php_bz2iop_close(php_stream *stream, int close_handle)
{
struct php_bz2_stream_data_t *self = (struct php_bz2_stream_data_t *)stream->abstract;
int ret = EOF;
if (close_handle) {
BZ2_bzclose(self->bz_file);
}
if (self->stream) {
php_stream_free(self->stream, PHP_STREAM_FREE_CLOSE | (close_handle == 0 ? PHP_STREAM_FREE_PRESERVE_HANDLE : 0));
}
efree(self);
return ret;
}
int zephir_fclose(zval *stream_zval)
{
php_stream *stream;
if (Z_TYPE_P(stream_zval) != IS_RESOURCE) {
php_error_docref(NULL, E_WARNING, "Invalid arguments supplied for zephir_fclose()");
return 0;
}
if ((stream = (php_stream*)zend_fetch_resource2(Z_RES_P(stream_zval), "stream", php_file_le_stream(), php_file_le_pstream())) == NULL) {
return 0;
}
if ((stream->flags & PHP_STREAM_FLAG_NO_FCLOSE) != 0) {
php_error_docref(NULL, E_WARNING, "%d is not a valid stream resource", stream->res->handle);
return 0;
}
php_stream_free(stream, PHP_STREAM_FREE_KEEP_RSRC | (stream->is_persistent ? PHP_STREAM_FREE_CLOSE_PERSISTENT : PHP_STREAM_FREE_CLOSE));
return 1;
}
/* {{{ php_stream_cast */
PHPAPI int _php_stream_cast(php_stream *stream, int castas, void **ret, int show_err)
{
int flags = castas & PHP_STREAM_CAST_MASK;
castas &= ~PHP_STREAM_CAST_MASK;
/* synchronize our buffer (if possible) */
if (ret && castas != PHP_STREAM_AS_FD_FOR_SELECT) {
php_stream_flush(stream);
if (stream->ops->seek && (stream->flags & PHP_STREAM_FLAG_NO_SEEK) == 0) {
zend_off_t dummy;
stream->ops->seek(stream, stream->position, SEEK_SET, &dummy);
stream->readpos = stream->writepos = 0;
}
}
/* filtered streams can only be cast as stdio, and only when fopencookie is present */
if (castas == PHP_STREAM_AS_STDIO) {
if (stream->stdiocast) {
if (ret) {
*(FILE**)ret = stream->stdiocast;
}
goto exit_success;
}
/* if the stream is a stdio stream let's give it a chance to respond
* first, to avoid doubling up the layers of stdio with an fopencookie */
if (php_stream_is(stream, PHP_STREAM_IS_STDIO) &&
stream->ops->cast &&
!php_stream_is_filtered(stream) &&
stream->ops->cast(stream, castas, ret) == SUCCESS
) {
goto exit_success;
}
#if HAVE_FOPENCOOKIE
/* if just checking, say yes we can be a FILE*, but don't actually create it yet */
if (ret == NULL) {
goto exit_success;
}
{
char fixed_mode[5];
php_stream_mode_sanitize_fdopen_fopencookie(stream, fixed_mode);
*(FILE**)ret = fopencookie(stream, fixed_mode, PHP_STREAM_COOKIE_FUNCTIONS);
}
if (*ret != NULL) {
zend_off_t pos;
stream->fclose_stdiocast = PHP_STREAM_FCLOSE_FOPENCOOKIE;
/* If the stream position is not at the start, we need to force
* the stdio layer to believe it's real location. */
pos = php_stream_tell(stream);
if (pos > 0) {
zend_fseek(*ret, pos, SEEK_SET);
}
goto exit_success;
}
/* must be either:
a) programmer error
b) no memory
-> lets bail
*/
php_error_docref(NULL, E_ERROR, "fopencookie failed");
return FAILURE;
#endif
if (!php_stream_is_filtered(stream) && stream->ops->cast && stream->ops->cast(stream, castas, NULL) == SUCCESS) {
if (FAILURE == stream->ops->cast(stream, castas, ret)) {
return FAILURE;
}
goto exit_success;
} else if (flags & PHP_STREAM_CAST_TRY_HARD) {
php_stream *newstream;
newstream = php_stream_fopen_tmpfile();
if (newstream) {
int retcopy = php_stream_copy_to_stream_ex(stream, newstream, PHP_STREAM_COPY_ALL, NULL);
if (retcopy != SUCCESS) {
php_stream_close(newstream);
} else {
int retcast = php_stream_cast(newstream, castas | flags, (void **)ret, show_err);
if (retcast == SUCCESS) {
rewind(*(FILE**)ret);
}
/* do some specialized cleanup */
if ((flags & PHP_STREAM_CAST_RELEASE)) {
php_stream_free(stream, PHP_STREAM_FREE_CLOSE_CASTED);
}
/* TODO: we probably should be setting .stdiocast and .fclose_stdiocast or
* we may be leaking the FILE*. Needs investigation, though. */
return retcast;
}
}
}
}
if (php_stream_is_filtered(stream)) {
php_error_docref(NULL, E_WARNING, "cannot cast a filtered stream on this system");
return FAILURE;
} else if (stream->ops->cast && stream->ops->cast(stream, castas, ret) == SUCCESS) {
goto exit_success;
}
if (show_err) {
/* these names depend on the values of the PHP_STREAM_AS_XXX defines in php_streams.h */
static const char *cast_names[4] = {
"STDIO FILE*",
"File Descriptor",
"Socket Descriptor",
"select()able descriptor"
};
php_error_docref(NULL, E_WARNING, "cannot represent a stream of type %s as a %s", stream->ops->label, cast_names[castas]);
}
return FAILURE;
exit_success:
if ((stream->writepos - stream->readpos) > 0 &&
stream->fclose_stdiocast != PHP_STREAM_FCLOSE_FOPENCOOKIE &&
(flags & PHP_STREAM_CAST_INTERNAL) == 0
) {
/* the data we have buffered will be lost to the third party library that
* will be accessing the stream. Emit a warning so that the end-user will
* know that they should try something else */
php_error_docref(NULL, E_WARNING, ZEND_LONG_FMT " bytes of buffered data lost during stream conversion!", (zend_long)(stream->writepos - stream->readpos));
}
if (castas == PHP_STREAM_AS_STDIO && ret) {
stream->stdiocast = *(FILE**)ret;
}
if (flags & PHP_STREAM_CAST_RELEASE) {
php_stream_free(stream, PHP_STREAM_FREE_CLOSE_CASTED);
}
return SUCCESS;
}
/* {{{ mysqlnd_sha256_get_rsa_key */
static RSA *
mysqlnd_sha256_get_rsa_key(MYSQLND_CONN_DATA * conn,
const MYSQLND_OPTIONS * const options,
const MYSQLND_NET_OPTIONS * const net_options
)
{
RSA * ret = NULL;
const char * fname = (net_options->sha256_server_public_key && net_options->sha256_server_public_key[0] != '\0')?
net_options->sha256_server_public_key:
MYSQLND_G(sha256_server_public_key);
php_stream * stream;
DBG_ENTER("mysqlnd_sha256_get_rsa_key");
DBG_INF_FMT("options_s256_pk=[%s] MYSQLND_G(sha256_server_public_key)=[%s]",
net_options->sha256_server_public_key? net_options->sha256_server_public_key:"n/a",
MYSQLND_G(sha256_server_public_key)? MYSQLND_G(sha256_server_public_key):"n/a");
if (!fname || fname[0] == '\0') {
MYSQLND_PACKET_SHA256_PK_REQUEST * pk_req_packet = NULL;
MYSQLND_PACKET_SHA256_PK_REQUEST_RESPONSE * pk_resp_packet = NULL;
do {
DBG_INF("requesting the public key from the server");
pk_req_packet = conn->protocol->m.get_sha256_pk_request_packet(conn->protocol, FALSE);
if (!pk_req_packet) {
SET_OOM_ERROR(*conn->error_info);
break;
}
pk_resp_packet = conn->protocol->m.get_sha256_pk_request_response_packet(conn->protocol, FALSE);
if (!pk_resp_packet) {
SET_OOM_ERROR(*conn->error_info);
PACKET_FREE(pk_req_packet);
break;
}
if (! PACKET_WRITE(pk_req_packet, conn)) {
DBG_ERR_FMT("Error while sending public key request packet");
php_error(E_WARNING, "Error while sending public key request packet. PID=%d", getpid());
CONN_SET_STATE(conn, CONN_QUIT_SENT);
break;
}
if (FAIL == PACKET_READ(pk_resp_packet, conn) || NULL == pk_resp_packet->public_key) {
DBG_ERR_FMT("Error while receiving public key");
php_error(E_WARNING, "Error while receiving public key. PID=%d", getpid());
CONN_SET_STATE(conn, CONN_QUIT_SENT);
break;
}
DBG_INF_FMT("Public key(%d):\n%s", pk_resp_packet->public_key_len, pk_resp_packet->public_key);
/* now extract the public key */
{
BIO * bio = BIO_new_mem_buf(pk_resp_packet->public_key, pk_resp_packet->public_key_len);
ret = PEM_read_bio_RSA_PUBKEY(bio, NULL, NULL, NULL);
BIO_free(bio);
}
} while (0);
PACKET_FREE(pk_req_packet);
PACKET_FREE(pk_resp_packet);
DBG_INF_FMT("ret=%p", ret);
DBG_RETURN(ret);
SET_CLIENT_ERROR(*conn->error_info, CR_UNKNOWN_ERROR, UNKNOWN_SQLSTATE,
"sha256_server_public_key is not set for the connection or as mysqlnd.sha256_server_public_key");
DBG_ERR("server_public_key is not set");
DBG_RETURN(NULL);
} else {
zend_string * key_str;
DBG_INF_FMT("Key in a file. [%s]", fname);
stream = php_stream_open_wrapper((char *) fname, "rb", REPORT_ERRORS, NULL);
if (stream) {
if ((key_str = php_stream_copy_to_mem(stream, PHP_STREAM_COPY_ALL, 0)) != NULL) {
BIO * bio = BIO_new_mem_buf(key_str->val, key_str->len);
ret = PEM_read_bio_RSA_PUBKEY(bio, NULL, NULL, NULL);
BIO_free(bio);
DBG_INF("Successfully loaded");
DBG_INF_FMT("Public key:%*.s", key_str->len, key_str->val);
zend_string_release(key_str);
}
php_stream_free(stream, PHP_STREAM_FREE_CLOSE);
}
}
DBG_RETURN(ret);
}
