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@ -19,7 +19,7 @@ using namespace Rcpp; |
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static char addrbuffer[64]; |
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static char addrbuffer[64]; |
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static char namebuffer[256]; |
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static char namebuffer[256]; |
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static char sendbuffer[256]; |
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//static char sendbuffer[256];
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static mdns_record_txt_t txtbuffer[128]; |
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static mdns_record_txt_t txtbuffer[128]; |
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typedef struct { |
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typedef struct { |
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@ -110,6 +110,13 @@ static int query_callback(int sock, const struct sockaddr* from, size_t addrlen, |
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mdns_record_srv_t srv = mdns_record_parse_srv(data, size, offset, length, |
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mdns_record_srv_t srv = mdns_record_parse_srv(data, size, offset, length, |
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namebuffer, sizeof(namebuffer)); |
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namebuffer, sizeof(namebuffer)); |
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rec = rec + ", \"type\": \"SRV\""; |
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rec = rec + ", \"srv_name\": \"" + std::string(srv.name.str, srv.name.length) + "\""; |
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rec = rec + ", \"srv_priority\": " + std::to_string(srv.priority) + ""; |
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rec = rec + ", \"srv_weight\": " + std::to_string(srv.weight) + ""; |
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rec = rec + ", \"srv_port\": " + std::to_string(srv.port) + ""; |
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// printf("%.*s : %s SRV %.*s priority %d weight %d port %d\n",
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// printf("%.*s : %s SRV %.*s priority %d weight %d port %d\n",
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// MDNS_STRING_FORMAT(fromaddrstr), entrytype,
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// MDNS_STRING_FORMAT(fromaddrstr), entrytype,
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// MDNS_STRING_FORMAT(srv.name), srv.priority, srv.weight, srv.port);
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// MDNS_STRING_FORMAT(srv.name), srv.priority, srv.weight, srv.port);
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@ -193,20 +200,22 @@ static int query_callback(int sock, const struct sockaddr* from, size_t addrlen, |
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} |
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} |
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// [[Rcpp::export]]
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// [[Rcpp::export]]
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std::string int_bnjr_discover(int scan_time = 10L) { |
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std::string int_bnjr_discover(int scan_time = 10L, std::string proto = "ipv4") { |
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#ifdef _WIN32 |
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#ifdef _WIN32 |
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WORD versionWanted = MAKEWORD(1, 1); |
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WORD versionWanted = MAKEWORD(1, 1); |
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WSADATA wsaData; |
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WSADATA wsaData; |
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if (WSAStartup(versionWanted, &wsaData)) { |
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if (WSAStartup(versionWanted, &wsaData)) { |
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printf("Failed to initialize WinSock\n"); |
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Rf_warning("Failed to initialize WinSock\n"); |
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return(); |
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return(); |
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} |
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} |
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#endif |
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#endif |
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if (!((proto == "ipv4") || (proto == "ipv6"))) proto = "ipv4"; |
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size_t capacity = 2048; |
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size_t capacity = 2048; |
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void* buffer = malloc(capacity); |
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void* buffer = malloc(capacity); |
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void* user_data = 0; |
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//void* user_data = 0;
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size_t records; |
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size_t records; |
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std::string out; |
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std::string out; |
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@ -214,15 +223,15 @@ std::string int_bnjr_discover(int scan_time = 10L) { |
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std::FILE* tmpf = std::tmpfile(); |
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std::FILE* tmpf = std::tmpfile(); |
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int port = 0; |
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int port = 0; |
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int sock = mdns_socket_open_ipv4(port); |
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int sock = (proto == "ipv4") ? mdns_socket_open_ipv4(port) : mdns_socket_open_ipv6(port); |
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if (sock < 0) { |
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if (sock < 0) { |
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printf("Failed to open socket: %s\n", strerror(errno)); |
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Rf_warning("Failed to open socket: %s\n", strerror(errno)); |
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goto quit_int_bnjr_discover; |
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goto quit_int_bnjr_discover; |
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} |
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} |
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if (mdns_discovery_send(sock)) { |
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if (mdns_discovery_send(sock)) { |
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printf("Failed to send DNS-DS discovery: %s\n", strerror(errno)); |
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Rf_warning("Failed to send DNS-DS discovery: %s\n", strerror(errno)); |
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goto quit_int_bnjr_discover; |
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goto quit_int_bnjr_discover; |
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} |
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} |
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@ -265,20 +274,22 @@ std::string int_bnjr_discover(int scan_time = 10L) { |
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} |
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} |
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// [[Rcpp::export]]
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// [[Rcpp::export]]
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std::string int_bnjr_query(std::string q, int scan_time = 5L) { |
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std::string int_bnjr_query(std::string q, int scan_time = 5L, std::string proto = "ipv4") { |
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#ifdef _WIN32 |
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#ifdef _WIN32 |
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WORD versionWanted = MAKEWORD(1, 1); |
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WORD versionWanted = MAKEWORD(1, 1); |
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WSADATA wsaData; |
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WSADATA wsaData; |
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if (WSAStartup(versionWanted, &wsaData)) { |
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if (WSAStartup(versionWanted, &wsaData)) { |
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printf("Failed to initialize WinSock\n"); |
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Rf_warning("Failed to initialize WinSock\n"); |
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return(); |
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return(); |
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} |
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} |
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#endif |
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#endif |
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if (!((proto == "ipv4") || (proto == "ipv6"))) proto = "ipv4"; |
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size_t capacity = 2048; |
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size_t capacity = 2048; |
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void* buffer = malloc(capacity); |
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void* buffer = malloc(capacity); |
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void* user_data = 0; |
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//void* user_data = 0;
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size_t records; |
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size_t records; |
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std::FILE* tmpf = std::tmpfile(); |
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std::FILE* tmpf = std::tmpfile(); |
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@ -286,17 +297,17 @@ std::string int_bnjr_query(std::string q, int scan_time = 5L) { |
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std::string out; |
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std::string out; |
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int port = 0; |
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int port = 0; |
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int sock = mdns_socket_open_ipv4(port); |
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int sock = (proto == "ipv4") ? mdns_socket_open_ipv4(port) : mdns_socket_open_ipv6(port); |
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if (sock < 0) { |
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if (sock < 0) { |
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printf("Failed to open socket: %s\n", strerror(errno)); |
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Rf_warning("Failed to open socket: %s\n", strerror(errno)); |
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goto quit_int_bnjr_query_send; |
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goto quit_int_bnjr_query_send; |
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} |
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} |
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if (mdns_query_send(sock, MDNS_RECORDTYPE_PTR, |
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if (mdns_query_send(sock, MDNS_RECORDTYPE_PTR, |
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q.c_str(), q.length(), |
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q.c_str(), q.length(), |
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buffer, capacity)) { |
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buffer, capacity)) { |
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printf("Failed to send mDNS query: %s\n", strerror(errno)); |
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Rf_warning("Failed to send mDNS query: %s\n", strerror(errno)); |
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goto quit_int_bnjr_query_send; |
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goto quit_int_bnjr_query_send; |
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} |
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} |
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