| /* $Id$ */ |
| /* |
| * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| * |
| * 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 2 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, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| #include <pj/addr_resolv.h> |
| #include <pj/assert.h> |
| #include <pj/errno.h> |
| #include <pj/ip_helper.h> |
| #include <pj/log.h> |
| #include <pj/sock.h> |
| #include <pj/string.h> |
| #include <pj/unicode.h> |
| |
| #include "os_symbian.h" |
| |
| #define THIS_FILE "addr_resolv_symbian.cpp" |
| #define TRACE_ME 0 |
| |
| |
| // PJLIB API: resolve hostname |
| PJ_DEF(pj_status_t) pj_gethostbyname(const pj_str_t *name, pj_hostent *he) |
| { |
| static pj_addrinfo ai; |
| static char *aliases[2]; |
| static char *addrlist[2]; |
| unsigned count = 1; |
| pj_status_t status; |
| |
| status = pj_getaddrinfo(PJ_AF_INET, name, &count, &ai); |
| if (status != PJ_SUCCESS) |
| return status; |
| |
| aliases[0] = ai.ai_canonname; |
| aliases[1] = NULL; |
| |
| addrlist[0] = (char*) &ai.ai_addr.ipv4.sin_addr; |
| addrlist[1] = NULL; |
| |
| pj_bzero(he, sizeof(*he)); |
| he->h_name = aliases[0]; |
| he->h_aliases = aliases; |
| he->h_addrtype = PJ_AF_INET; |
| he->h_length = 4; |
| he->h_addr_list = addrlist; |
| |
| return PJ_SUCCESS; |
| } |
| |
| |
| // Resolve for specific address family |
| static pj_status_t getaddrinfo_by_af(int af, const pj_str_t *name, |
| unsigned *count, pj_addrinfo ai[]) |
| { |
| unsigned i; |
| pj_status_t status; |
| |
| PJ_ASSERT_RETURN(name && count && ai, PJ_EINVAL); |
| |
| #if !defined(PJ_HAS_IPV6) || !PJ_HAS_IPV6 |
| if (af == PJ_AF_INET6) |
| return PJ_EIPV6NOTSUP; |
| #endif |
| |
| // Return failure if access point is marked as down by app. |
| PJ_SYMBIAN_CHECK_CONNECTION(); |
| |
| // Get resolver for the specified address family |
| RHostResolver &resv = PjSymbianOS::Instance()->GetResolver(af); |
| |
| // Convert name to Unicode |
| wchar_t name16[PJ_MAX_HOSTNAME]; |
| pj_ansi_to_unicode(name->ptr, name->slen, name16, PJ_ARRAY_SIZE(name16)); |
| TPtrC16 data((const TUint16*)name16); |
| |
| // Resolve! |
| TNameEntry nameEntry; |
| TRequestStatus reqStatus; |
| |
| resv.GetByName(data, nameEntry, reqStatus); |
| User::WaitForRequest(reqStatus); |
| |
| // Iterate each result |
| i = 0; |
| while (reqStatus == KErrNone && i < *count) { |
| |
| // Get the resolved TInetAddr |
| TInetAddr inetAddr(nameEntry().iAddr); |
| int addrlen; |
| |
| #if TRACE_ME |
| if (1) { |
| pj_sockaddr a; |
| char ipaddr[PJ_INET6_ADDRSTRLEN+2]; |
| int namelen; |
| |
| namelen = sizeof(pj_sockaddr); |
| if (PjSymbianOS::Addr2pj(inetAddr, a, &namelen, |
| PJ_FALSE) == PJ_SUCCESS) |
| { |
| PJ_LOG(5,(THIS_FILE, "resolve %.*s: %s", |
| (int)name->slen, name->ptr, |
| pj_sockaddr_print(&a, ipaddr, sizeof(ipaddr), 2))); |
| } |
| } |
| #endif |
| |
| // Ignore if this is not the same address family |
| // Not a good idea, as Symbian mapps IPv4 to IPv6. |
| //fam = inetAddr.Family(); |
| //if (fam != af) { |
| // resv.Next(nameEntry, reqStatus); |
| // User::WaitForRequest(reqStatus); |
| // continue; |
| //} |
| |
| // Convert IP address first to get IPv4 mapped address |
| addrlen = sizeof(ai[i].ai_addr); |
| status = PjSymbianOS::Addr2pj(inetAddr, ai[i].ai_addr, |
| &addrlen, PJ_TRUE); |
| if (status != PJ_SUCCESS) |
| return status; |
| |
| // Ignore if address family doesn't match |
| if (ai[i].ai_addr.addr.sa_family != af) { |
| resv.Next(nameEntry, reqStatus); |
| User::WaitForRequest(reqStatus); |
| continue; |
| } |
| |
| // Convert the official address to ANSI. |
| pj_unicode_to_ansi((const wchar_t*)nameEntry().iName.Ptr(), |
| nameEntry().iName.Length(), |
| ai[i].ai_canonname, sizeof(ai[i].ai_canonname)); |
| |
| // Next |
| ++i; |
| resv.Next(nameEntry, reqStatus); |
| User::WaitForRequest(reqStatus); |
| } |
| |
| *count = i; |
| return PJ_SUCCESS; |
| } |
| |
| /* Resolve IPv4/IPv6 address */ |
| PJ_DEF(pj_status_t) pj_getaddrinfo(int af, const pj_str_t *nodename, |
| unsigned *count, pj_addrinfo ai[]) |
| { |
| unsigned start; |
| pj_status_t status = PJ_EAFNOTSUP; |
| |
| PJ_ASSERT_RETURN(af==PJ_AF_INET || af==PJ_AF_INET6 || af==PJ_AF_UNSPEC, |
| PJ_EAFNOTSUP); |
| PJ_ASSERT_RETURN(nodename && count && *count && ai, PJ_EINVAL); |
| |
| start = 0; |
| |
| if (af==PJ_AF_INET6 || af==PJ_AF_UNSPEC) { |
| unsigned max = *count; |
| status = getaddrinfo_by_af(PJ_AF_INET6, nodename, |
| &max, &ai[start]); |
| if (status == PJ_SUCCESS) { |
| (*count) -= max; |
| start += max; |
| } |
| } |
| |
| if (af==PJ_AF_INET || af==PJ_AF_UNSPEC) { |
| unsigned max = *count; |
| status = getaddrinfo_by_af(PJ_AF_INET, nodename, |
| &max, &ai[start]); |
| if (status == PJ_SUCCESS) { |
| (*count) -= max; |
| start += max; |
| } |
| } |
| |
| *count = start; |
| |
| if (*count) { |
| return PJ_SUCCESS; |
| } else { |
| return status!=PJ_SUCCESS ? status : PJ_ENOTFOUND; |
| } |
| } |
| |