forked from Telodendria/Telodendria
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/*
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* Copyright (C) 2022-2023 Jordan Bancino <@jordan:bancino.net>
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef TELODENDRIA_EVENT_H
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#define TELODENDRIA_EVENT_H
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#include <HashMap.h>
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#include <Room.h>
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/**
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* Compute the content hash of an event. This involves
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* converting it to a canonical JSON string and then
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* hashing it.
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*/
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extern char * EventContentHash(HashMap *);
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/**
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* Get the full event ID, including the sigil, and, if
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* applicable, the server name. This function requires
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* the room handle that the event belongs to because
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* certain room versions have the event ID embedded in
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* the event itself, and others are calculated. Note
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* that if an event is being loaded from the database,
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* the ID is already known. Since this is a computationally
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* and memory intensive operation, it should not be
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* performed more than absolutely necessary, namely, when
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* an event comes in from the federation APIs or the
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* homeserver has finished generating a PDU for a client
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* event.
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*/
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extern char * EventIdGet(Room *, HashMap *);
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/**
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* Redact an event according to the rules for the given
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* room. The event is modified in place.
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*/
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extern int EventRedact(Room *, HashMap *);
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#endif /* TELODENDRIA_EVENT_H */
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