Donatien Garnier / MiniTLS-GPL

A super trimmed down TLS stack, GPL licensed

Dependents:   MiniTLS-HTTPS-Example

MiniTLS - A super trimmed down TLS/SSL Library for embedded devices Author: Donatien Garnier Copyright (C) 2013-2014 AppNearMe Ltd

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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

socket/socket_lwip.c@4:cbaf466d717d, 2014-06-10 (annotated)

Committer:
MiniTLS
Date:
Tue Jun 10 14:23:09 2014 +0000
Revision:
4:cbaf466d717d
Parent:
3:eb324ffffd2b 
Fixes for mbed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MiniTLS 2:527a66d0a1a9 1 /*
MiniTLS 2:527a66d0a1a9 2 MiniTLS - A super trimmed down TLS/SSL Library for embedded devices
MiniTLS 2:527a66d0a1a9 3 Author: Donatien Garnier
MiniTLS 2:527a66d0a1a9 4 Copyright (C) 2013-2014 AppNearMe Ltd
MiniTLS 2:527a66d0a1a9 5
MiniTLS 2:527a66d0a1a9 6 This program is free software; you can redistribute it and/or
MiniTLS 2:527a66d0a1a9 7 modify it under the terms of the GNU General Public License
MiniTLS 2:527a66d0a1a9 8 as published by the Free Software Foundation; either version 2
MiniTLS 2:527a66d0a1a9 9 of the License, or (at your option) any later version.
MiniTLS 2:527a66d0a1a9 10
MiniTLS 2:527a66d0a1a9 11 This program is distributed in the hope that it will be useful,
MiniTLS 2:527a66d0a1a9 12 but WITHOUT ANY WARRANTY; without even the implied warranty of
MiniTLS 2:527a66d0a1a9 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
MiniTLS 2:527a66d0a1a9 14 GNU General Public License for more details.
MiniTLS 2:527a66d0a1a9 15
MiniTLS 2:527a66d0a1a9 16 You should have received a copy of the GNU General Public License
MiniTLS 2:527a66d0a1a9 17 along with this program; if not, write to the Free Software
MiniTLS 2:527a66d0a1a9 18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
MiniTLS 2:527a66d0a1a9 19 *//**
MiniTLS 2:527a66d0a1a9 20 * \file socket_lwip.c
MiniTLS 2:527a66d0a1a9 21 * \copyright Copyright (c) AppNearMe Ltd 2013
MiniTLS 2:527a66d0a1a9 22 * \author Donatien Garnier
MiniTLS 2:527a66d0a1a9 23 */
MiniTLS 2:527a66d0a1a9 24
MiniTLS 3:eb324ffffd2b 25 #define __DEBUG__ 4
MiniTLS 3:eb324ffffd2b 26 #ifndef __MODULE__
MiniTLS 3:eb324ffffd2b 27 #define __MODULE__ "socket_lwip.c"
MiniTLS 3:eb324ffffd2b 28 #endif
MiniTLS 3:eb324ffffd2b 29
MiniTLS 2:527a66d0a1a9 30 #include "core/fwk.h"
MiniTLS 2:527a66d0a1a9 31
MiniTLS 2:527a66d0a1a9 32 #include "socket.h"
MiniTLS 2:527a66d0a1a9 33
MiniTLS 2:527a66d0a1a9 34 #include "lwip/sockets.h"
MiniTLS 2:527a66d0a1a9 35 #include "lwip/inet.h"
MiniTLS 2:527a66d0a1a9 36 #include "lwip/netdb.h"
MiniTLS 2:527a66d0a1a9 37
MiniTLS 2:527a66d0a1a9 38 int socket_socket()
MiniTLS 2:527a66d0a1a9 39 {
MiniTLS 2:527a66d0a1a9 40 return lwip_socket(AF_INET, SOCK_STREAM, 0);
MiniTLS 2:527a66d0a1a9 41 }
MiniTLS 2:527a66d0a1a9 42
MiniTLS 2:527a66d0a1a9 43
MiniTLS 2:527a66d0a1a9 44 int socket_connect(int fd, const char* hostname, uint16_t port)
MiniTLS 2:527a66d0a1a9 45 {
MiniTLS 3:eb324ffffd2b 46 struct hostent* hostent = lwip_gethostbyname(hostname);
MiniTLS 2:527a66d0a1a9 47 if(hostent == NULL)
MiniTLS 3:eb324ffffd2b 48 {
MiniTLS 3:eb324ffffd2b 49 WARN("Could not resolve %s\r\n", hostname);
MiniTLS 3:eb324ffffd2b 50 return -1;
MiniTLS 3:eb324ffffd2b 51 }
MiniTLS 2:527a66d0a1a9 52 struct sockaddr_in server;
MiniTLS 3:eb324ffffd2b 53 memset(&server, 0, sizeof(struct sockaddr_in));
MiniTLS 2:527a66d0a1a9 54 server.sin_family = AF_INET;
MiniTLS 3:eb324ffffd2b 55 memcpy(&server.sin_addr.s_addr, hostent->h_addr_list[0], hostent->h_length);
MiniTLS 3:eb324ffffd2b 56 //server.sin_addr.s_addr = inet_addr(hostname);
MiniTLS 2:527a66d0a1a9 57 server.sin_port = htons(port);
MiniTLS 2:527a66d0a1a9 58
MiniTLS 3:eb324ffffd2b 59 DBG("Trying to connect to %s:%d", inet_ntoa(server.sin_addr.s_addr), port);
MiniTLS 2:527a66d0a1a9 60
MiniTLS 3:eb324ffffd2b 61 return lwip_connect(fd, (const struct sockaddr*)&server, sizeof(struct sockaddr_in));
MiniTLS 2:527a66d0a1a9 62 }
MiniTLS 2:527a66d0a1a9 63
MiniTLS 2:527a66d0a1a9 64 int socket_wait_readable(int fd, int timeout_ms)
MiniTLS 2:527a66d0a1a9 65 {
MiniTLS 2:527a66d0a1a9 66 //Wait for record to be readable
MiniTLS 2:527a66d0a1a9 67 fd_set set;
MiniTLS 2:527a66d0a1a9 68 FD_ZERO(&set);
MiniTLS 2:527a66d0a1a9 69 FD_SET(fd, &set);
MiniTLS 2:527a66d0a1a9 70
MiniTLS 2:527a66d0a1a9 71 struct timeval timeout;
MiniTLS 2:527a66d0a1a9 72 timeout.tv_sec = timeout_ms / 1000;
MiniTLS 2:527a66d0a1a9 73 timeout.tv_usec = (timeout_ms - (timeout.tv_sec * 1000)) * 1000;
MiniTLS 2:527a66d0a1a9 74
MiniTLS 2:527a66d0a1a9 75 int r = lwip_select(fd + 1, &set, NULL, NULL, &timeout);
MiniTLS 2:527a66d0a1a9 76 if( (r <= 0) || !FD_ISSET(fd, &set) )
MiniTLS 2:527a66d0a1a9 77 {
MiniTLS 2:527a66d0a1a9 78 return -1;
MiniTLS 2:527a66d0a1a9 79 }
MiniTLS 2:527a66d0a1a9 80 return 0;
MiniTLS 2:527a66d0a1a9 81 }
MiniTLS 2:527a66d0a1a9 82
MiniTLS 2:527a66d0a1a9 83 int socket_wait_writeable(int fd, int timeout_ms)
MiniTLS 2:527a66d0a1a9 84 {
MiniTLS 2:527a66d0a1a9 85 //Wait for record to be writeable
MiniTLS 2:527a66d0a1a9 86 fd_set set;
MiniTLS 2:527a66d0a1a9 87 FD_ZERO(&set);
MiniTLS 2:527a66d0a1a9 88 FD_SET(fd, &set);
MiniTLS 2:527a66d0a1a9 89
MiniTLS 2:527a66d0a1a9 90 struct timeval timeout;
MiniTLS 2:527a66d0a1a9 91 timeout.tv_sec = timeout_ms / 1000;
MiniTLS 2:527a66d0a1a9 92 timeout.tv_usec = (timeout_ms - (timeout.tv_sec * 1000)) * 1000;
MiniTLS 2:527a66d0a1a9 93
MiniTLS 2:527a66d0a1a9 94 int r = lwip_select(fd + 1, NULL, &set, NULL, &timeout);
MiniTLS 2:527a66d0a1a9 95 if( (r <= 0) || !FD_ISSET(fd, &set) )
MiniTLS 2:527a66d0a1a9 96 {
MiniTLS 2:527a66d0a1a9 97 return -1;
MiniTLS 2:527a66d0a1a9 98 }
MiniTLS 2:527a66d0a1a9 99 return 0;
MiniTLS 2:527a66d0a1a9 100 }
MiniTLS 2:527a66d0a1a9 101
MiniTLS 2:527a66d0a1a9 102 int socket_recv(int fd, void* buf, size_t size)
MiniTLS 2:527a66d0a1a9 103 {
MiniTLS 2:527a66d0a1a9 104 return lwip_recv(fd, buf, size, 0);
MiniTLS 2:527a66d0a1a9 105 }
MiniTLS 2:527a66d0a1a9 106
MiniTLS 2:527a66d0a1a9 107 int socket_send(int fd, void* buf, size_t size)
MiniTLS 2:527a66d0a1a9 108 {
MiniTLS 2:527a66d0a1a9 109 return lwip_send(fd, buf, size, 0);
MiniTLS 2:527a66d0a1a9 110 }
MiniTLS 2:527a66d0a1a9 111
MiniTLS 2:527a66d0a1a9 112 int socket_close(int fd)
MiniTLS 2:527a66d0a1a9 113 {
MiniTLS 2:527a66d0a1a9 114 return lwip_close(fd);
MiniTLS 2:527a66d0a1a9 115 }