diff options
Diffstat (limited to 'gdb/common/netstuff.c')
| -rw-r--r-- | gdb/common/netstuff.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/gdb/common/netstuff.c b/gdb/common/netstuff.c deleted file mode 100644 index b192de7..0000000 --- a/gdb/common/netstuff.c +++ /dev/null @@ -1,154 +0,0 @@ -/* Operations on network stuff. - Copyright (C) 2018-2019 Free Software Foundation, Inc. - - This file is part of GDB. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. */ - -#include "common-defs.h" -#include "netstuff.h" -#include <algorithm> - -#ifdef USE_WIN32API -#include <ws2tcpip.h> -#else -#include <netinet/in.h> -#include <arpa/inet.h> -#include <netdb.h> -#include <sys/socket.h> -#include <netinet/tcp.h> -#endif - -/* See common/netstuff.h. */ - -scoped_free_addrinfo::~scoped_free_addrinfo () -{ - freeaddrinfo (m_res); -} - -/* See common/netstuff.h. */ - -parsed_connection_spec -parse_connection_spec_without_prefix (std::string spec, struct addrinfo *hint) -{ - parsed_connection_spec ret; - size_t last_colon_pos = 0; - /* We're dealing with IPv6 if: - - - ai_family is AF_INET6, or - - ai_family is not AF_INET, and - - spec[0] is '[', or - - the number of ':' on spec is greater than 1. */ - bool is_ipv6 = (hint->ai_family == AF_INET6 - || (hint->ai_family != AF_INET - && (spec[0] == '[' - || std::count (spec.begin (), - spec.end (), ':') > 1))); - - if (is_ipv6) - { - if (spec[0] == '[') - { - /* IPv6 addresses can be written as '[ADDR]:PORT', and we - support this notation. */ - size_t close_bracket_pos = spec.find_first_of (']'); - - if (close_bracket_pos == std::string::npos) - error (_("Missing close bracket in hostname '%s'"), - spec.c_str ()); - - hint->ai_family = AF_INET6; - - const char c = spec[close_bracket_pos + 1]; - - if (c == '\0') - last_colon_pos = std::string::npos; - else if (c != ':') - error (_("Invalid cruft after close bracket in '%s'"), - spec.c_str ()); - - /* Erase both '[' and ']'. */ - spec.erase (0, 1); - spec.erase (close_bracket_pos - 1, 1); - } - else if (spec.find_first_of (']') != std::string::npos) - error (_("Missing open bracket in hostname '%s'"), - spec.c_str ()); - } - - if (last_colon_pos == 0) - last_colon_pos = spec.find_last_of (':'); - - /* The length of the hostname part. */ - size_t host_len; - - if (last_colon_pos != std::string::npos) - { - /* The user has provided a port. */ - host_len = last_colon_pos; - ret.port_str = spec.substr (last_colon_pos + 1); - } - else - host_len = spec.size (); - - ret.host_str = spec.substr (0, host_len); - - /* Default hostname is localhost. */ - if (ret.host_str.empty ()) - ret.host_str = "localhost"; - - return ret; -} - -/* See common/netstuff.h. */ - -parsed_connection_spec -parse_connection_spec (const char *spec, struct addrinfo *hint) -{ - /* Struct to hold the association between valid prefixes, their - family and socktype. */ - struct host_prefix - { - /* The prefix. */ - const char *prefix; - - /* The 'ai_family'. */ - int family; - - /* The 'ai_socktype'. */ - int socktype; - }; - static const struct host_prefix prefixes[] = - { - { "udp:", AF_UNSPEC, SOCK_DGRAM }, - { "tcp:", AF_UNSPEC, SOCK_STREAM }, - { "udp4:", AF_INET, SOCK_DGRAM }, - { "tcp4:", AF_INET, SOCK_STREAM }, - { "udp6:", AF_INET6, SOCK_DGRAM }, - { "tcp6:", AF_INET6, SOCK_STREAM }, - }; - - for (const host_prefix prefix : prefixes) - if (startswith (spec, prefix.prefix)) - { - spec += strlen (prefix.prefix); - hint->ai_family = prefix.family; - hint->ai_socktype = prefix.socktype; - hint->ai_protocol - = hint->ai_socktype == SOCK_DGRAM ? IPPROTO_UDP : IPPROTO_TCP; - break; - } - - return parse_connection_spec_without_prefix (spec, hint); -} |