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| author | Andrew Tridgell <tridge@samba.org> | 2005-11-09 13:33:53 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 13:45:57 -0500 |
| commit | fc5a11829d7a10f61b03e09a4880b540deb38a74 (patch) | |
| tree | fdd987f012e17ca6bd025754f5ad665ffbc7babb /source4/lib | |
| parent | 188a75b4a05daa0a9d0d4b601bec46bc9b91dcf1 (diff) | |
| download | samba-fc5a11829d7a10f61b03e09a4880b540deb38a74.tar.gz samba-fc5a11829d7a10f61b03e09a4880b540deb38a74.tar.bz2 samba-fc5a11829d7a10f61b03e09a4880b540deb38a74.zip | |
r11605: added handling of the send queue to the generic packet handling code
(This used to be commit f98d499b2ef93cf2d060acafbc424754add322a8)
Diffstat (limited to 'source4/lib')
| -rw-r--r-- | source4/lib/stream/packet.c | 63 | ||||
| -rw-r--r-- | source4/lib/stream/packet.h | 2 |
2 files changed, 65 insertions, 0 deletions
diff --git a/source4/lib/stream/packet.c b/source4/lib/stream/packet.c index 50687d18fa..3a7a938249 100644 --- a/source4/lib/stream/packet.c +++ b/source4/lib/stream/packet.c @@ -44,6 +44,12 @@ struct packet_context { struct fd_event *fde; BOOL serialise; BOOL processing; + + struct send_element { + struct send_element *next, *prev; + DATA_BLOB blob; + size_t nsent; + } *send_queue; }; /* @@ -323,6 +329,61 @@ next_partial: } +/* + trigger a run of the send queue +*/ +void packet_queue_run(struct packet_context *pc) +{ + while (pc->send_queue) { + struct send_element *el = pc->send_queue; + NTSTATUS status; + size_t nwritten; + DATA_BLOB blob = data_blob_const(el->blob.data + el->nsent, + el->blob.length - el->nsent); + + if (pc->tls) { + status = tls_socket_send(pc->tls, &blob, &nwritten); + } else { + status = socket_send(pc->sock, &blob, &nwritten, 0); + } + if (NT_STATUS_IS_ERR(status)) { + packet_error(pc, NT_STATUS_NET_WRITE_FAULT); + return; + } + if (!NT_STATUS_IS_OK(status)) { + return; + } + el->nsent += nwritten; + if (el->nsent == el->blob.length) { + DLIST_REMOVE(pc->send_queue, el); + talloc_free(el); + } + } + + /* we're out of requests to send, so don't wait for write + events any more */ + EVENT_FD_NOT_WRITEABLE(pc->fde); +} + +/* + put a packet in the send queue +*/ +NTSTATUS packet_send(struct packet_context *pc, DATA_BLOB blob) +{ + struct send_element *el; + el = talloc(pc, struct send_element); + NT_STATUS_HAVE_NO_MEMORY(el); + + DLIST_ADD_END(pc->send_queue, el, struct send_element *); + el->blob = blob; + el->nsent = 0; + talloc_steal(el, blob.data); + + EVENT_FD_WRITEABLE(pc->fde); + + return NT_STATUS_OK; +} + /* a full request checker for NBT formatted packets (first 3 bytes are length) @@ -338,3 +399,5 @@ NTSTATUS packet_full_request_nbt(void *private, DATA_BLOB blob, size_t *packet_s } return NT_STATUS_OK; } + + diff --git a/source4/lib/stream/packet.h b/source4/lib/stream/packet.h index b6ed8d6598..196e20a378 100644 --- a/source4/lib/stream/packet.h +++ b/source4/lib/stream/packet.h @@ -40,6 +40,8 @@ void packet_set_socket(struct packet_context *pc, struct socket_context *sock); void packet_set_event_context(struct packet_context *pc, struct event_context *ev); void packet_set_serialise(struct packet_context *pc, struct fd_event *fde); void packet_recv(struct packet_context *pc); +NTSTATUS packet_send(struct packet_context *pc, DATA_BLOB blob); +void packet_queue_run(struct packet_context *pc); /* pre-canned handlers |