2022-10-03 03:23:38 +02:00
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#include "./ngc_ft1.h"
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#include "ngc_ext_common.hpp"
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2022-10-03 23:33:08 +02:00
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#include <vector>
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#include <cassert>
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2022-10-03 03:23:38 +02:00
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struct NGC_FT1 {
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NGC_FT1_options options;
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};
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2022-10-03 23:33:08 +02:00
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static void _handle_FT1_REQUEST(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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//static void _handle_FT1_INIT(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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//static void _handle_FT1_INIT_ACK(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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//static void _handle_FT1_DATA(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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//static void _handle_FT1_DATA_ACK(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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//static void _handle_FT1_DATA_FIN(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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//static void _handle_FT1_DATA_FIN_ACK(Tox* tox, NGC_EXT_CTX* ngc_ext_ctx, uint32_t group_number, uint32_t peer_number, const uint8_t *data, size_t length);
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2022-10-03 03:23:38 +02:00
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bool NGC_FT1_init(NGC_EXT_CTX* ngc_ext_ctx, const struct NGC_FT1_options* options) {
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ngc_ext_ctx->ngc_ft1_ctx = new NGC_FT1;
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ngc_ext_ctx->ngc_ft1_ctx->options = *options;
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2022-10-03 23:33:08 +02:00
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ngc_ext_ctx->callbacks[FT1_REQUEST] = _handle_FT1_REQUEST;
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2022-10-03 03:54:16 +02:00
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ngc_ext_ctx->callbacks[FT1_INIT] = nullptr;
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ngc_ext_ctx->callbacks[FT1_INIT_ACK] = nullptr;
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ngc_ext_ctx->callbacks[FT1_DATA] = nullptr;
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ngc_ext_ctx->callbacks[FT1_DATA_ACK] = nullptr;
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ngc_ext_ctx->callbacks[FT1_DATA_FIN] = nullptr;
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ngc_ext_ctx->callbacks[FT1_DATA_FIN_ACK] = nullptr;
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2022-10-03 03:23:38 +02:00
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//ngc_ext_ctx->callbacks[HS1_REQUEST_LAST_IDS] = _handle_HS1_REQUEST_LAST_IDS;
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//ngc_ext_ctx->callbacks[HS1_RESPONSE_LAST_IDS] = _handle_HS1_RESPONSE_LAST_IDS;
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return true;
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}
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void NGC_FT1_kill(NGC_EXT_CTX* ngc_ext_ctx) {
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delete ngc_ext_ctx->ngc_ft1_ctx;
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ngc_ext_ctx->ngc_ft1_ctx = nullptr;
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}
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2022-10-03 23:33:08 +02:00
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// iterate
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void NGC_FT1_request(
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Tox *tox, NGC_EXT_CTX* ngc_ext_ctx,
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uint32_t group_number,
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NGC_FT1_file_kind file_kind,
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const uint8_t* file_id,
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size_t file_id_size
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) {
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// just call private for every peer in group?
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for (;;) {
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uint32_t peer_number = 0;
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NGC_FT1_request_private(tox, ngc_ext_ctx, group_number, peer_number, file_kind, file_id, file_id_size);
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assert(false && "not implemented");
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}
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}
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void NGC_FT1_request_private(
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Tox *tox, NGC_EXT_CTX* ngc_ext_ctx,
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uint32_t group_number,
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uint32_t peer_number,
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NGC_FT1_file_kind file_kind,
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const uint8_t* file_id,
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size_t file_id_size
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) {
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assert(tox);
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assert(ngc_ext_ctx);
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assert(ngc_ext_ctx->ngc_ft1_ctx);
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// record locally that we sent(or want to send) the request?
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// - 1 byte packet id
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// - 1 byte (TODO: more?) file_kind
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// - X bytes file_id
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std::vector<uint8_t> pkg;
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pkg.push_back(FT1_REQUEST);
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pkg.push_back(file_kind);
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for (size_t i = 0; i < file_id_size; i++) {
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pkg.push_back(file_id[i]);
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}
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// lossless
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tox_group_send_custom_private_packet(tox, group_number, peer_number, true, pkg.data(), pkg.size(), nullptr);
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}
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#define _DATA_HAVE(x, error) if ((length - curser) < (x)) { error; }
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static void _handle_FT1_REQUEST(
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Tox* tox,
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NGC_EXT_CTX* ngc_ext_ctx,
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uint32_t group_number,
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uint32_t peer_number,
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const uint8_t *data,
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size_t length
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) {
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size_t curser = 0;
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// TODO: might be uint16_t or even larger
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uint8_t file_kind;
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_DATA_HAVE(sizeof(file_kind), fprintf(stderr, "packet too small, missing file_kind\n"); return)
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file_kind = data[curser++];
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fprintf(stderr, "got FT request with file_kind %u [", file_kind);
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for (; curser < length; curser++) {
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fprintf(stderr, "%02X", data[curser]);
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}
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fprintf(stderr, "]\n");
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}
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#undef _DATA_HAVE
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