Handling add provider
This commit is contained in:
parent
1d06030aec
commit
f1c8ceedbd
5 changed files with 123 additions and 10 deletions
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@ -1,6 +1,7 @@
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#pragma once
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#include "multiaddr/multiaddr.h"
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#include "libp2p/net/stream.h"
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enum ConnectionType {
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// sender does not have a connection to the peer, and no extra information (default)
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@ -18,6 +19,7 @@ struct Libp2pPeer {
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size_t id_size; // the length of id
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struct Libp2pLinkedList* addr_head; // protobuf field 2 of multiaddr bytes (repeatable) (stored here as a struct MultiAddr)
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enum ConnectionType connection_type; // protobuf field 3 (a varint)
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struct Stream *connection; // not protobuf'd, the current connection to the peer
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};
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/**
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@ -41,6 +43,14 @@ struct Libp2pPeer* libp2p_peer_new_from_data(const char* id, size_t id_size, con
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*/
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void libp2p_peer_free(struct Libp2pPeer* in);
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/**
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* Attempt to connect to the peer, setting connection_type correctly
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* NOTE: If successful, this will set peer->connection to the stream
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* @param peer the peer to connect to
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* @returns true(1) on success, false(0) if we could not connect
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*/
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int libp2p_peer_connect(struct Libp2pPeer* peer);
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/**
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* Make a copy of a peer
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* @param in what is to be copied
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@ -9,6 +9,23 @@
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#define CURRENT_LOGLEVEL LOGLEVEL_DEBUG
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/***
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* Add a class to watch for logging messages
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* @param str the class name to watch
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*/
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void libp2p_logger_add_class(const char* str);
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/**
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* Initialize the logger. This should be done only once.
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*/
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void libp2p_logger_init();
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/***
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* Checks to see if the logger has been initialized
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*/
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int libp2p_logger_initialized();
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/**
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* Log a message to the console
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* @param area the class it is coming from
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29
peer/peer.c
29
peer/peer.c
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@ -4,6 +4,7 @@
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#include "libp2p/utils/linked_list.h"
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#include "multiaddr/multiaddr.h"
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#include "protobuf.h"
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#include "libp2p/net/multistream.h"
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/**
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* create a new Peer struct
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@ -16,10 +17,37 @@ struct Libp2pPeer* libp2p_peer_new() {
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out->id_size = 0;
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out->addr_head = NULL;
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out->connection_type = CONNECTION_TYPE_NOT_CONNECTED;
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out->connection = NULL;
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}
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return out;
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}
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/**
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* Attempt to connect to the peer, setting connection_type correctly
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* NOTE: If successful, this will set peer->connection to the stream
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* @param peer the peer to connect to
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* @returns true(1) on success, false(0) if we could not connect
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*/
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int libp2p_peer_connect(struct Libp2pPeer* peer) {
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// find an appropriate address
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struct Libp2pLinkedList* current_address = peer->addr_head;
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while (current_address != NULL && peer->connection_type != CONNECTION_TYPE_CONNECTED) {
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struct MultiAddress *ma = (struct MultiAddress*)current_address->item;
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if (multiaddress_is_ip(ma)) {
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char* ip = NULL;
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if (!multiaddress_get_ip_address(ma, &ip))
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continue;
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int port = multiaddress_get_ip_port(ma);
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peer->connection = libp2p_net_multistream_connect(ip, port);
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if (peer->connection != NULL) {
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peer->connection_type = CONNECTION_TYPE_CONNECTED;
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}
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free(ip);
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} // is IP
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} // trying to connect
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return peer->connection_type == CONNECTION_TYPE_CONNECTED;
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}
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/**
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* Create a new peer struct with some data
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* @param id the id
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@ -95,6 +123,7 @@ struct Libp2pPeer* libp2p_peer_copy(struct Libp2pPeer* in) {
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}
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current_in = current_in->next;
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}
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out->connection = in->connection;
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}
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return out;
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}
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@ -118,18 +118,37 @@ int libp2p_routing_dht_handle_get_providers(struct SessionContext* session, stru
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*/
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int libp2p_routing_dht_handle_add_provider(struct SessionContext* session, struct Libp2pMessage* message,
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struct Peerstore* peerstore, struct ProviderStore* providerstore, unsigned char** result_buffer, size_t* result_buffer_size) {
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int retVal = 0;
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struct Libp2pPeer *peer = NULL;
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//TODO: verify peer signature
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if (message->record != NULL && message->record->author != NULL && message->record->author_size > 0
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&& message->key != NULL && message->key_size > 0) {
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struct Libp2pPeer* peer = libp2p_peer_new();
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peer = libp2p_peer_new();
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peer->id_size = message->record->author_size;
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peer->id = malloc(peer->id_size);
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//TODO: Add addresses
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memcpy(peer->id, message->record->author, message->record->author_size);
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int retVal = libp2p_peerstore_add_peer(peerstore, peer);
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if (!libp2p_peerstore_add_peer(peerstore, peer))
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goto exit;
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libp2p_peer_free(peer);
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return retVal;
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if (retVal == 0)
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goto exit;
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*result_buffer_size = libp2p_message_protobuf_encode_size(message);
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*result_buffer = (unsigned char*)malloc(*result_buffer_size);
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if (*result_buffer == NULL)
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goto exit;
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if (!libp2p_message_protobuf_encode(message, *result_buffer, *result_buffer_size, result_buffer_size))
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goto exit;
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}
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return 0;
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retVal = 1;
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exit:
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if (peer != NULL)
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libp2p_peer_free(peer);
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return retVal;
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}
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/**
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@ -4,9 +4,43 @@
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#include <stdarg.h>
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#include "libp2p/utils/logger.h"
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#include "libp2p/utils/vector.h"
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char* logger_classes[] = { "secio", "null" };
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int logger_classes_len = 2;
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/**
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* A class to handle logging
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*/
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struct Libp2pVector* logger_classes = NULL;
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/**
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* Initialize the logger. This should be done only once.
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*/
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void libp2p_logger_init() {
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logger_classes = libp2p_utils_vector_new(1);
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libp2p_logger_add_class("secio");
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libp2p_logger_add_class("null");
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}
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/***
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* Checks to see if the logger has been initialized
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*/
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int libp2p_logger_initialized() {
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if (logger_classes == NULL)
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return 0;
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return 1;
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}
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/***
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* Add a class to watch for logging messages
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* @param str the class name to watch
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*/
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void libp2p_logger_add_class(const char* str) {
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if (!libp2p_logger_initialized())
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libp2p_logger_init();
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char* ptr = malloc(strlen(str) + 1);
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strcpy(ptr, str);
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libp2p_utils_vector_add(logger_classes, ptr);
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}
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/**
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* Log a message to the console
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* @param ... params
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*/
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void libp2p_logger_log(const char* area, int log_level, const char* format, ...) {
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if (!libp2p_logger_initialized())
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libp2p_logger_init();
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if (log_level <= CURRENT_LOGLEVEL) {
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int found = 0;
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for (int i = 0; i < logger_classes_len; i++) {
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if (strcmp(logger_classes[i], area) == 0) {
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for (int i = 0; i < logger_classes->total; i++) {
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if (strcmp(libp2p_utils_vector_get(logger_classes, i), area) == 0) {
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found = 1;
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break;
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}
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* @param ... params
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*/
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void libp2p_logger_vlog(const char* area, int log_level, const char* format, va_list argptr) {
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if (!libp2p_logger_initialized())
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libp2p_logger_init();
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if (log_level <= CURRENT_LOGLEVEL) {
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int found = 0;
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for (int i = 0; i < logger_classes_len; i++) {
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if (strcmp(logger_classes[i], area) == 0) {
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for (int i = 0; i < logger_classes->total; i++) {
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if (strcmp(libp2p_utils_vector_get(logger_classes, i), area) == 0) {
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found = 1;
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break;
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}
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