diff options
Diffstat (limited to 'xlators/protocol/server/src/server.c')
| -rw-r--r-- | xlators/protocol/server/src/server.c | 63 |
1 files changed, 35 insertions, 28 deletions
diff --git a/xlators/protocol/server/src/server.c b/xlators/protocol/server/src/server.c index 28df5c5dcc8..32ecc4d8c9b 100644 --- a/xlators/protocol/server/src/server.c +++ b/xlators/protocol/server/src/server.c @@ -38,39 +38,46 @@ struct iobuf * gfs_serialize_reply (rpcsvc_request_t *req, void *arg, gfs_serialize_t sfunc, - struct iovec *outmsg) + struct iovec *outmsg, xdrproc_t xdrproc) { - struct iobuf *iob = NULL; - ssize_t retlen = -1; + struct iobuf *iob = NULL; + ssize_t retlen = 0; + ssize_t xdr_size = 0; GF_VALIDATE_OR_GOTO ("server", req, ret); /* First, get the io buffer into which the reply in arg will * be serialized. */ - iob = iobuf_get (req->svc->ctx->iobuf_pool); - if (!iob) { - gf_log_callingfn ("", GF_LOG_ERROR, "Failed to get iobuf"); - goto ret; - } - - iobuf_to_iovec (iob, outmsg); - /* Use the given serializer to translate the give C structure in arg - * to XDR format which will be written into the buffer in outmsg. - */ - /* retlen is used to received the error since size_t is unsigned and we - * need -1 for error notification during encoding. - */ - retlen = sfunc (*outmsg, arg); - if (retlen == -1) { - /* Failed to Encode 'GlusterFS' msg in RPC is not exactly - failure of RPC return values.. client should get - notified about this, so there are no missing frames */ - gf_log_callingfn ("", GF_LOG_ERROR, "Failed to encode message"); - req->rpc_err = GARBAGE_ARGS; - retlen = 0; + if (arg && xdrproc) { + xdr_size = xdr_sizeof (xdrproc, arg); + iob = iobuf_get2 (req->svc->ctx->iobuf_pool, xdr_size); + if (!iob) { + gf_log_callingfn (THIS->name, GF_LOG_ERROR, + "Failed to get iobuf"); + goto ret; + }; + + iobuf_to_iovec (iob, outmsg); + /* Use the given serializer to translate the give C structure in arg + * to XDR format which will be written into the buffer in outmsg. + */ + /* retlen is used to received the error since size_t is unsigned and we + * need -1 for error notification during encoding. + */ + retlen = -1; + if (sfunc) { + retlen = sfunc (*outmsg, arg); + if (retlen == -1) { + /* Failed to Encode 'GlusterFS' msg in RPC is not exactly + failure of RPC return values.. client should get + notified about this, so there are no missing frames */ + gf_log_callingfn ("", GF_LOG_ERROR, "Failed to encode message"); + req->rpc_err = GARBAGE_ARGS; + retlen = 0; + } + } } - outmsg->iov_len = retlen; ret: if (retlen == -1) { @@ -83,11 +90,11 @@ ret: -/* Generic reply function for NFSv3 specific replies. */ int server_submit_reply (call_frame_t *frame, rpcsvc_request_t *req, void *arg, struct iovec *payload, int payloadcount, - struct iobref *iobref, gfs_serialize_t sfunc) + struct iobref *iobref, gfs_serialize_t sfunc, + xdrproc_t xdrproc) { struct iobuf *iob = NULL; int ret = -1; @@ -111,7 +118,7 @@ server_submit_reply (call_frame_t *frame, rpcsvc_request_t *req, void *arg, new_iobref = 1; } - iob = gfs_serialize_reply (req, arg, sfunc, &rsp); + iob = gfs_serialize_reply (req, arg, sfunc, &rsp, xdrproc); if (!iob) { gf_log ("", GF_LOG_ERROR, "Failed to serialize reply"); goto ret; |