Added mutex for multiple SPI devices on the same SPI bus

Fork of cc3000_hostdriver_mbedsocket by Martin Kojtal

Revision:
5:245ac5b73132
Parent:
4:15b58c119a0a
Child:
7:99b75a51e168
--- a/Socket/Socket.cpp	Sat Sep 21 15:01:05 2013 +0000
+++ b/Socket/Socket.cpp	Thu Sep 26 19:50:37 2013 +0000
@@ -1,4 +1,4 @@
-/* Copyright (C) 2012 mbed.org, MIT License
+/* Copyright (C) 2013 mbed.org, MIT License
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
  * and associated documentation files (the "Software"), to deal in the Software without restriction,
@@ -19,7 +19,7 @@
 #include "Socket.h"
 #include <cstring>
 
-Socket::Socket() : _sock_fd(-1), _blocking(true), _timeout(1500)  {
+Socket::Socket() : _sock_fd(-1), _blocking(true), _timeout(1500) {
     _cc3000_module = cc3000::get_instance();
     if (_cc3000_module == NULL) {
         error("Socket constructor error: no cc3000 instance available!\r\n");
@@ -37,7 +37,7 @@
     int fd = _cc3000_module->_socket.socket(AF_INET, type, protocol);
     if (fd < -1) {
 #if (CC3000_DEBUG == 1)
-        printf("DEBUG: Failed to create new socket (type:%d, protocol:%d).\n",type, protocol);
+        printf("DEBUG: Failed to create new socket (type: %d, protocol: %d).\n",type, protocol);
 #endif
         return -1;
     }
@@ -78,6 +78,7 @@
 #if (CC3000_DEBUG == 1)
     printf("DEBUG: Select on sock_fd: %d, returns %d. fdSet: %d\n",_sock_fd, ret, fdSet);
 #endif
+    // TODO
     //return (ret <= 0 || !FD_ISSET(_sock_fd, &fdSet)) ? (-1) : (0);
     if (FD_ISSET(_sock_fd, &fdSet)) {
         return 0;
@@ -104,10 +105,124 @@
 }
 
 Socket::~Socket() {
-    close(); //Don't want to leak
+    close();
 }
 
 TimeInterval::TimeInterval(unsigned int ms) {
     _time.tv_sec = ms / 1000;
     _time.tv_usec = (ms - (_time.tv_sec * 1000)) * 1000;
 }
+/* Copyright (C) 2013 mbed.org, MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+ * and associated documentation files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish, distribute,
+ * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+ * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "Socket.h"
+#include <cstring>
+
+Socket::Socket() : _sock_fd(-1), _blocking(true), _timeout(1500) {
+    _cc3000_module = cc3000::get_instance();
+    if (_cc3000_module == NULL) {
+        error("Socket constructor error: no cc3000 instance available!\r\n");
+    }
+}
+
+int Socket::init_socket(int type, int protocol) {
+    if (_sock_fd != -1) {
+#if (CC3000_DEBUG == 1)
+        printf("DEBUG: Socket was initialized previously.\n");
+#endif
+        return -1;
+    }
+
+    int fd = _cc3000_module->_socket.socket(AF_INET, type, protocol);
+    if (fd < -1) {
+#if (CC3000_DEBUG == 1)
+        printf("DEBUG: Failed to create new socket (type: %d, protocol: %d).\n",type, protocol);
+#endif
+        return -1;
+    }
+#if (CC3000_DEBUG == 1)
+        printf("DEBUG: Socket created (fd: %d type: %d, protocol: %d).\n",fd, type, protocol);
+#endif
+    _sock_fd = fd;
+
+    return 0;
+}
+
+void Socket::set_blocking(bool blocking, unsigned int timeout) {
+    _blocking = blocking;
+    _timeout = timeout;
+}
+
+int Socket::set_option(int level, int optname, const void *optval, socklen_t optlen) {
+    return _cc3000_module->_socket.set_sockopt(_sock_fd, level, optname, optval, optlen);
+}
+
+int Socket::get_option(int level, int optname, void *optval, socklen_t *optlen) {
+    return _cc3000_module->_socket.get_sockopt(_sock_fd, level, optname, optval, optlen);
+}
+
+int Socket::select(struct timeval *timeout, bool read, bool write) {
+    if (_sock_fd < 0) {
+        return -1;
+    }
+
+    fd_set fdSet;
+    FD_ZERO(&fdSet);
+    FD_SET(_sock_fd, &fdSet);
+
+    fd_set* readset  = (read ) ? (&fdSet) : (NULL);
+    fd_set* writeset = (write) ? (&fdSet) : (NULL);
+
+    int ret = _cc3000_module->_socket.select(_sock_fd+1, readset, writeset, NULL, timeout);
+#if (CC3000_DEBUG == 1)
+    printf("DEBUG: Select on sock_fd: %d, returns %d. fdSet: %d\n",_sock_fd, ret, fdSet);
+#endif
+    // TODO
+    //return (ret <= 0 || !FD_ISSET(_sock_fd, &fdSet)) ? (-1) : (0);
+    if (FD_ISSET(_sock_fd, &fdSet)) {
+        return 0;
+    } else {
+        return -1;
+    }
+}
+
+int Socket::wait_readable(TimeInterval& timeout) {
+    return select(&timeout._time, true, false);
+}
+
+int Socket::wait_writable(TimeInterval& timeout) {
+    return select(&timeout._time, false, true);
+}
+
+int Socket::close() {
+    if (_sock_fd < 0 ) {
+        return -1;
+    }
+
+    _cc3000_module->_socket.closesocket(_sock_fd);
+    return 0;
+}
+
+Socket::~Socket() {
+    close();
+}
+
+TimeInterval::TimeInterval(unsigned int ms) {
+    _time.tv_sec = ms / 1000;
+    _time.tv_usec = (ms - (_time.tv_sec * 1000)) * 1000;
+}