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minor refactor

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Green Sky 2022-10-01 02:32:34 +02:00
parent bbf000b4b5
commit edd2401244
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3 changed files with 170 additions and 147 deletions
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100
ngc_ext_common.hpp Normal file
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@ -0,0 +1,100 @@
#include <tox/tox.h>
//#include <cstdint>
//#include <cassert>
//#include <new>
//#include <map>
//#include <list>
//#include <set>
//#include <optional>
//#include <algorithm>
#include <array>
struct _GroupKey {
std::array<uint8_t, TOX_GROUP_CHAT_ID_SIZE> data;
_GroupKey(void) = default;
_GroupKey(const _GroupKey& other) : data(other.data) {}
_GroupKey(_GroupKey&&) = delete;
bool operator<(const _GroupKey& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] < rhs.data[i]) {
return true;
} else if (data[i] > rhs.data[i]) {
return false;
}
}
return false; // equal
}
bool operator==(const _GroupKey& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] != rhs.data[i]) {
return false;
}
}
return true;
}
};
struct _PeerKey {
std::array<uint8_t, TOX_GROUP_PEER_PUBLIC_KEY_SIZE> data;
_PeerKey(void) = default;
_PeerKey(const _PeerKey& other) : data(other.data) {}
_PeerKey(_PeerKey&&) = delete;
bool operator<(const _PeerKey& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] < rhs.data[i]) {
return true;
} else if (data[i] > rhs.data[i]) {
return false;
}
}
return false; // equal
}
bool operator==(const _PeerKey& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] != rhs.data[i]) {
return false;
}
}
return true;
}
};
enum _PacketType : uint8_t {
// TODO: why?
INVALID = 0u,
//TODO: make it possible to go further back
// request last (few) message_ids for a peer
// - peer_key bytes (peer key we want to know ids for)
// - 1 byte (uint8_t count ids, atleast 1)
HS1_REQUEST_LAST_IDS,
// respond to a request with 0 or more message ids, sorted by newest first
// - peer_key bytes (the msg_ids are from)
// - 1 byte (uint8_t count ids, can be 0)
// - array [
// - msg_id bytes (the message id
// - ]
HS1_RESPONSE_LAST_IDS,
};
static const char* _pkgid2str(_PacketType type) {
#define _HS1_CASE(x) case (x): return #x;
switch (type) {
_HS1_CASE(INVALID)
_HS1_CASE(HS1_REQUEST_LAST_IDS)
_HS1_CASE(HS1_RESPONSE_LAST_IDS)
default: return "<unk>";
}
#undef _HS1_CASE
}

165
ngc_hs1.cpp
View File

@ -1,5 +1,7 @@
#include "./ngc_hs1.h"
#include "ngc_ext_common.hpp"
#include <cstdint>
#include <cassert>
#include <new>
@ -9,93 +11,6 @@
#include <optional>
#include <algorithm>
struct _GroupID {
std::array<uint8_t, TOX_GROUP_CHAT_ID_SIZE> data;
_GroupID(void) = default;
_GroupID(const _GroupID& other) : data(other.data) {}
_GroupID(_GroupID&&) = delete;
//_GroupID(_GroupID&& other) : data(std::move(other.data)) {}
bool operator<(const _GroupID& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] < rhs.data[i]) {
return true;
} else if (data[i] > rhs.data[i]) {
return false;
}
}
return false; // equal
}
bool operator==(const _GroupID& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] != rhs.data[i]) {
return false;
}
}
return true;
}
};
struct _PeerID {
std::array<uint8_t, TOX_GROUP_PEER_PUBLIC_KEY_SIZE> data;
_PeerID(void) = default;
_PeerID(const _PeerID& other) : data(other.data) {}
_PeerID(_PeerID&&) = delete;
bool operator<(const _PeerID& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] < rhs.data[i]) {
return true;
} else if (data[i] > rhs.data[i]) {
return false;
}
}
return false; // equal
}
bool operator==(const _PeerID& rhs) const {
for (size_t i = 0; i < data.size(); i++) {
if (data[i] != rhs.data[i]) {
return false;
}
}
return true;
}
};
enum _PacketType : uint8_t {
INVALID = 0u,
// request last (few) message_ids for a peer
// - peer_key bytes (peer key we want to know ids for)
// - 1 byte (uint8_t count ids, atleast 1)
HS_REQUEST_LAST_IDS,
// respond to a request with 0 or more message ids, sorted by newest first
// - peer_key bytes (the msg_ids are from)
// - 1 byte (uint8_t count ids, can be 0)
// - array [
// - msg_id bytes (the message id
// - ]
HS_RESPONSE_LAST_IDS,
//TODO: make it possible to go further back
};
const char* _pkgid2str(_PacketType type) {
#define _HS1_CASE(x) case (x): return #x;
switch (type) {
_HS1_CASE(INVALID)
_HS1_CASE(HS_REQUEST_LAST_IDS)
_HS1_CASE(HS_RESPONSE_LAST_IDS)
default: return "<unk>";
}
#undef _HS1_CASE
}
struct NGC_HS1 {
NGC_HS1_options options;
@ -122,7 +37,20 @@ struct NGC_HS1 {
// dont start immediatly
float time_since_last_request_sent {0.f};
void append(uint32_t msg_id, Tox_Message_Type type, const std::string& text) {
void append(uint32_t msg_id, Tox_Message_Type type, const std::string& text);
// returns if new (from that peer)
bool hear(uint32_t msg_id, uint32_t peer_number);
};
struct Group {
std::map<_PeerKey, Peer> peers;
};
std::map<_GroupKey, Group> history;
};
void NGC_HS1::Peer::append(uint32_t msg_id, Tox_Message_Type type, const std::string& text) {
order.push_back(msg_id);
// overwrites
@ -141,10 +69,9 @@ struct NGC_HS1 {
for (size_t i = 0; i < 10 && rit != order.crend(); i++, rit++) {
fprintf(stderr, " %08X - %s\n", *rit, dict.at(*rit).text.c_str());
}
}
}
// returns if new (from that peer)
bool hear(uint32_t msg_id, uint32_t peer_number) {
bool NGC_HS1::Peer::hear(uint32_t msg_id, uint32_t peer_number) {
if (dict.count(msg_id)) {
// we know
return false;
@ -158,15 +85,7 @@ struct NGC_HS1 {
heard_of[msg_id].emplace(peer_number);
return true;
}
};
struct Group {
std::map<_PeerID, Peer> peers;
};
std::map<_GroupID, Group> history;
};
}
NGC_HS1* NGC_HS1_new(const struct NGC_HS1_options* options) {
NGC_HS1* context = new NGC_HS1;
@ -182,7 +101,7 @@ void NGC_HS1_kill(NGC_HS1* ngc_hs1_ctx) {
static void _iterate_group(Tox *tox, NGC_HS1* ngc_hs1_ctx, uint32_t group_number, float time_delta) {
//fprintf(stderr, "g:%u\n", g_i);
_GroupID g_id{};
_GroupKey g_id{};
{ // TODO: error
tox_group_get_chat_id(tox, group_number, g_id.data.data(), nullptr);
}
@ -203,7 +122,7 @@ static void _iterate_group(Tox *tox, NGC_HS1* ngc_hs1_ctx, uint32_t group_number
for (auto& [key, peer] : group.peers) {
//fprintf(stderr, " p: %X%X%X%X\n", key.data.data()[0], key.data.data()[1], key.data.data()[2], key.data.data()[3]);
peer.time_since_last_request_sent += time_delta;
if (peer.time_since_last_request_sent > 15.f) {
if (peer.time_since_last_request_sent > ngc_hs1_ctx->options.query_interval_per_peer) {
peer.time_since_last_request_sent = 0.f;
fprintf(stderr, "requesting ids for %X%X%X%X\n", key.data.data()[0], key.data.data()[1], key.data.data()[2], key.data.data()[3]);
@ -215,9 +134,9 @@ static void _iterate_group(Tox *tox, NGC_HS1* ngc_hs1_ctx, uint32_t group_number
// - peer_key bytes (peer key we want to know ids for)
// - 1 byte (uint8_t count ids, atleast 1)
std::array<uint8_t, 1+TOX_GROUP_PEER_PUBLIC_KEY_SIZE+1> pkg;
pkg[0] = HS_REQUEST_LAST_IDS;
pkg[0] = HS1_REQUEST_LAST_IDS;
std::copy(key.data.begin(), key.data.end(), pkg.begin()+1);
pkg[1+TOX_GROUP_PEER_PUBLIC_KEY_SIZE] = 5; // request last (up to) 5 msg_ids
pkg[1+TOX_GROUP_PEER_PUBLIC_KEY_SIZE] = ngc_hs1_ctx->options.last_msg_ids_count; // request last (up to) 5 msg_ids
tox_group_send_custom_packet(tox, group_number, true, pkg.data(), pkg.size(), nullptr);
}
@ -256,7 +175,7 @@ void NGC_HS1_iterate(Tox *tox, NGC_HS1* ngc_hs1_ctx/*, void *user_data*/) {
void NGC_HS1_peer_online(Tox* tox, NGC_HS1* ngc_hs1_ctx, uint32_t group_number, uint32_t peer_number, bool online) {
// get group id
_GroupID g_id{};
_GroupKey g_id{};
{ // TODO: error
tox_group_get_chat_id(tox, group_number, g_id.data.data(), nullptr);
}
@ -265,7 +184,7 @@ void NGC_HS1_peer_online(Tox* tox, NGC_HS1* ngc_hs1_ctx, uint32_t group_number,
if (online) {
// get peer id
_PeerID p_id{};
_PeerKey p_id{};
{ // TODO: error
tox_group_peer_get_public_key(tox, group_number, peer_number, p_id.data.data(), nullptr);
}
@ -319,13 +238,13 @@ void NGC_HS1_record_own_message(
) {
fprintf(stderr, "record_own_message %08X\n", message_id);
// get group id
_GroupID g_id{};
_GroupKey g_id{};
{ // TODO: error
tox_group_get_chat_id(tox, group_number, g_id.data.data(), nullptr);
}
// get peer id
_PeerID p_id{};
_PeerKey p_id{};
{ // TODO: error
tox_group_self_get_public_key(tox, group_number, p_id.data.data(), nullptr);
}
@ -351,13 +270,13 @@ void NGC_HS1_record_message(
fprintf(stderr, "record_message %08X\n", message_id);
// get group id
_GroupID g_id{};
_GroupKey g_id{};
{ // TODO: error
tox_group_get_chat_id(tox, group_number, g_id.data.data(), nullptr);
}
// get peer id
_PeerID p_id{};
_PeerKey p_id{};
{ // TODO: error
tox_group_peer_get_public_key(tox, group_number, peer_number, p_id.data.data(), nullptr);
}
@ -365,7 +284,7 @@ void NGC_HS1_record_message(
ngc_hs1_ctx->history[g_id].peers[p_id].append(message_id, type, std::string{message, message+length});
}
static void _handle_HS_REQUEST_LAST_IDS(
static void _handle_HS1_REQUEST_LAST_IDS(
Tox* tox,
NGC_HS1* ngc_hs1_ctx,
@ -376,7 +295,7 @@ static void _handle_HS_REQUEST_LAST_IDS(
size_t length
);
static void _handle_HS_RESPONSE_LAST_IDS(
static void _handle_HS1_RESPONSE_LAST_IDS(
Tox* tox,
NGC_HS1* ngc_hs1_ctx,
@ -411,17 +330,17 @@ void NGC_HS1_handle_group_custom_packet(
switch (pkg_type) {
case INVALID:
break;
case HS_REQUEST_LAST_IDS:
_handle_HS_REQUEST_LAST_IDS(tox, ngc_hs1_ctx, group_number, peer_number, data+curser, length-curser);
case HS1_REQUEST_LAST_IDS:
_handle_HS1_REQUEST_LAST_IDS(tox, ngc_hs1_ctx, group_number, peer_number, data+curser, length-curser);
break;
case HS_RESPONSE_LAST_IDS:
_handle_HS_RESPONSE_LAST_IDS(tox, ngc_hs1_ctx, group_number, peer_number, data+curser, length-curser);
case HS1_RESPONSE_LAST_IDS:
_handle_HS1_RESPONSE_LAST_IDS(tox, ngc_hs1_ctx, group_number, peer_number, data+curser, length-curser);
break;
}
}
static void _handle_HS_REQUEST_LAST_IDS(
static void _handle_HS1_REQUEST_LAST_IDS(
Tox* tox,
NGC_HS1* ngc_hs1_ctx,
@ -433,7 +352,7 @@ static void _handle_HS_REQUEST_LAST_IDS(
) {
size_t curser = 0;
_PeerID p_key;
_PeerKey p_key;
_HS1_HAVE(p_key.data.size(), fprintf(stderr, "packet too small, missing pkey\n"); return)
std::copy(data+curser, data+curser+p_key.data.size(), p_key.data.begin());
@ -445,7 +364,7 @@ static void _handle_HS_REQUEST_LAST_IDS(
fprintf(stderr, "got request for last %u ids\n", last_msg_id_count);
// get group id
_GroupID g_id{};
_GroupKey g_id{};
{ // TODO: error
tox_group_get_chat_id(tox, group_number, g_id.data.data(), nullptr);
}
@ -475,7 +394,7 @@ static void _handle_HS_REQUEST_LAST_IDS(
size_t packing_curser = 0;
pkg[packing_curser++] = HS_RESPONSE_LAST_IDS;
pkg[packing_curser++] = HS1_RESPONSE_LAST_IDS;
std::copy(p_key.data.begin(), p_key.data.end(), pkg.begin()+packing_curser);
packing_curser += p_key.data.size();
@ -493,7 +412,7 @@ static void _handle_HS_REQUEST_LAST_IDS(
tox_group_send_custom_private_packet(tox, group_number, peer_number, true, pkg.data(), pkg.size(), nullptr);
}
static void _handle_HS_RESPONSE_LAST_IDS(
static void _handle_HS1_RESPONSE_LAST_IDS(
Tox* tox,
NGC_HS1* ngc_hs1_ctx,
@ -505,7 +424,7 @@ static void _handle_HS_RESPONSE_LAST_IDS(
) {
size_t curser = 0;
_PeerID p_key;
_PeerKey p_key;
_HS1_HAVE(p_key.data.size(), fprintf(stderr, "packet too small, missing pkey\n"); return)
std::copy(data+curser, data+curser+p_key.data.size(), p_key.data.begin());
@ -523,7 +442,7 @@ static void _handle_HS_RESPONSE_LAST_IDS(
}
// get group id
_GroupID g_id{};
_GroupKey g_id{};
{ // TODO: error
tox_group_get_chat_id(tox, group_number, g_id.data.data(), nullptr);
}

4
ngc_hs1.h
View File

@ -42,6 +42,10 @@ struct NGC_HS1_options {
uint8_t default_trust_level /*= 2*/;
bool record_others;
float query_interval_per_peer; // 15.f
size_t last_msg_ids_count; // 5
};
// ========== init / kill ==========