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This commit is contained in:
B. Petersen 2018-02-13 23:26:41 +01:00
parent bc6e8e0a9e
commit 9c65bce438
1 changed files with 17 additions and 0 deletions
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17
src/mrapeerstate.c
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@ -179,17 +179,34 @@ void mrapeerstate_unref(mrapeerstate_t* ths)
}
/**
* Render an Autocrypt-Gossip header value. The contained key is either
* m_public_key or m_gossip_key if m_public_key is NULL.
*
* @memberof mrpeerstate_t
*
* @param peerstate The peerstate object.
*
* @return String that can be be used directly in an `Autocrypt-Gossip:` statement,
* `Autocrypt-Gossip:` is _not_ included in the returned string. If there
* is not key for the peer that can be gossiped, NULL is returned.
*/
char* mrapeerstate_render_gossip_header(mrapeerstate_t* peerstate)
{
char* ret = NULL;
mraheader_t* autocryptheader = mraheader_new();
if( peerstate == NULL || peerstate->m_addr == NULL ) {
goto cleanup;
}
autocryptheader->m_prefer_encrypt = MRA_PE_NOPREFERENCE; /* the spec says, we SHOULD NOT gossip this flag */
autocryptheader->m_addr = safe_strdup(peerstate->m_addr);
autocryptheader->m_public_key = mrkey_ref(peerstate->m_public_key? peerstate->m_public_key : peerstate->m_gossip_key); /* may be NULL */
ret = mraheader_render(autocryptheader);
cleanup:
mraheader_unref(autocryptheader);
return ret;
}