Files
VOREStation/code/modules/tgs/v5/chunking.dm
T
Selis 355c8ca5f0 DMAPI Update (#17935)
* DMAPI Update

* Fix

* More changes

* InitTgs

* .

* css

* urg

* fix that

* some linux fixes

* .

* .

* .

* update

* .

* pref fixing

* .

* those are already sent

* .

* .

* .

* fully off

* fix that

* New classes & Format

* make this nicer

* CSS Edits

* .

* eh use switch

* .

* Update client procs.dm

* Hard restart counter

* Improved Staffwho style

---------

Co-authored-by: Kashargul <144968721+Kashargul@users.noreply.github.com>
2025-07-02 22:21:14 +02:00

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/datum/tgs_api/v5/proc/GenerateChunks(payload, bridge)
var/limit = bridge ? DMAPI5_BRIDGE_REQUEST_LIMIT : DMAPI5_TOPIC_RESPONSE_LIMIT
var/payload_id = ++chunked_requests
var/data_length = length(payload)
var/chunk_count
var/list/chunk_requests
for(chunk_count = 2; !chunk_requests; ++chunk_count)
var/max_chunk_size = -round(-(data_length / chunk_count))
if(max_chunk_size > limit)
continue
chunk_requests = list()
for(var/i in 1 to chunk_count)
var/start_index = 1 + ((i - 1) * max_chunk_size)
if (start_index > data_length)
break
var/end_index = min(1 + (i * max_chunk_size), data_length + 1)
var/chunk_payload = copytext(payload, start_index, end_index)
// sequence IDs in interop chunking are always zero indexed
var/list/chunk = list(DMAPI5_CHUNK_PAYLOAD_ID = payload_id, DMAPI5_CHUNK_SEQUENCE_ID = (i - 1), DMAPI5_CHUNK_TOTAL = chunk_count, DMAPI5_CHUNK_PAYLOAD = chunk_payload)
var/chunk_request = list(DMAPI5_CHUNK = chunk)
var/chunk_length
if(bridge)
chunk_request = CreateBridgeRequest(DMAPI5_BRIDGE_COMMAND_CHUNK, chunk_request)
chunk_length = length(chunk_request)
else
chunk_request = list(chunk_request) // wrap for adding to list
chunk_length = length(json_encode(chunk_request))
if(chunk_length > limit)
// Screwed by encoding, no way to preempt it though
chunk_requests = null
break
chunk_requests += chunk_request
return chunk_requests