diff options
Diffstat (limited to 'pjlib/src/pj/addr_resolv_symbian.cpp')
| -rw-r--r-- | pjlib/src/pj/addr_resolv_symbian.cpp | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/pjlib/src/pj/addr_resolv_symbian.cpp b/pjlib/src/pj/addr_resolv_symbian.cpp new file mode 100644 index 00000000..c9a776c8 --- /dev/null +++ b/pjlib/src/pj/addr_resolv_symbian.cpp @@ -0,0 +1,147 @@ +/* $Id$ */ +/* + * Copyright (C)2003-2006 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/string.h> +#include <pj/unicode.h> + +#include "os_symbian.h" + + +// PJLIB API: resolve hostname +PJ_DEF(pj_status_t) pj_gethostbyname(const pj_str_t *name, pj_hostent *he) +{ + PJ_ASSERT_RETURN(name && he, PJ_EINVAL); + + RHostResolver &resv = PjSymbianOS::Instance()->GetResolver(); + + // 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(name16); + + // Resolve! + TNameEntry nameEntry; + TRequestStatus reqStatus; + + resv.GetByName(data, nameEntry, reqStatus); + User::WaitForRequest(reqStatus); + + if (reqStatus != KErrNone) + return PJ_RETURN_OS_ERROR(reqStatus.Int()); + + // Get the resolved TInetAddr + // This doesn't work, see Martin email on 28/3/2007: + // const TNameRecord &rec = (const TNameRecord&) nameEntry; + // TInetAddr inetAddr(rec.iAddr); + TInetAddr inetAddr(nameEntry().iAddr); + + // + // This where we keep static variables. + // These should be kept in TLS probably, to allow multiple threads + // to call pj_gethostbyname() without interfering each other. + // But again, we don't support threads in Symbian! + // + static char resolved_name[PJ_MAX_HOSTNAME]; + static char *no_aliases[1]; + static pj_in_addr *addr_list[2]; + static pj_sockaddr_in resolved_addr; + + // Convert the official address to ANSI. + pj_unicode_to_ansi(nameEntry().iName.Ptr(), nameEntry().iName.Length(), + resolved_name, sizeof(resolved_name)); + + // Convert IP address + + PjSymbianOS::Addr2pj(inetAddr, resolved_addr); + addr_list[0] = &resolved_addr.sin_addr; + + // Return hostent + he->h_name = resolved_name; + he->h_aliases = no_aliases; + he->h_addrtype = PJ_AF_INET; + he->h_length = 4; + he->h_addr_list = (char**) addr_list; + + return PJ_SUCCESS; +} + + +/* Resolve the IP address of local machine */ +pj_status_t pj_gethostip(pj_in_addr *addr) +{ + const pj_str_t *hostname = pj_gethostname(); + struct pj_hostent he; + pj_str_t cp; + pj_in_addr loopip; + pj_status_t status; + + cp = pj_str("127.0.0.1"); + loopip = pj_inet_addr(&cp); + + /* Try with resolving local hostname first */ + status = pj_gethostbyname(hostname, &he); + if (status == PJ_SUCCESS) { + *addr = *(pj_in_addr*)he.h_addr; + } + + + /* If we end up with 127.0.0.1 or 0.0.0.0, resolve the IP by getting + * the default interface to connect to some public host. + */ + if (status!=PJ_SUCCESS || addr->s_addr == loopip.s_addr || !addr->s_addr) { + pj_sock_t fd; + pj_sockaddr_in a; + int len; + + status = pj_sock_socket(PJ_AF_INET, PJ_SOCK_DGRAM, 0, &fd); + if (status != PJ_SUCCESS) { + return status; + } + + cp = pj_str("1.1.1.1"); + pj_sockaddr_in_init(&a, &cp, 53); + + status = pj_sock_connect(fd, &a, sizeof(a)); + if (status != PJ_SUCCESS) { + pj_sock_close(fd); + return status; + } + + len = sizeof(a); + status = pj_sock_getsockname(fd, &a, &len); + if (status != PJ_SUCCESS) { + pj_sock_close(fd); + return status; + } + + pj_sock_close(fd); + + *addr = a.sin_addr; + + if (a.sin_addr.s_addr == 0) + return PJ_ENOTFOUND; + } + + return status; +} + + + |