mbed library sources
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Diff: api/Ethernet.h
- Revision:
- 10:3bc89ef62ce7
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- 9:0ce32e54c9a7
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- 13:0645d8841f51
--- a/api/Ethernet.h Mon Jun 10 16:03:00 2013 +0100 +++ b/api/Ethernet.h Fri Jun 14 17:49:17 2013 +0100 @@ -1,170 +1,170 @@ -/* mbed Microcontroller Library - * Copyright (c) 2006-2013 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#ifndef MBED_ETHERNET_H -#define MBED_ETHERNET_H - -#include "platform.h" - -#if DEVICE_ETHERNET - -namespace mbed { - -/** An ethernet interface, to use with the ethernet pins. - * - * Example: - * @code - * // Read destination and source from every ethernet packet - * - * #include "mbed.h" - * - * Ethernet eth; - * - * int main() { - * char buf[0x600]; - * - * while(1) { - * int size = eth.receive(); - * if(size > 0) { - * eth.read(buf, size); - * printf("Destination: %02X:%02X:%02X:%02X:%02X:%02X\n", - * buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]); - * printf("Source: %02X:%02X:%02X:%02X:%02X:%02X\n", - * buf[6], buf[7], buf[8], buf[9], buf[10], buf[11]); - * } - * - * wait(1); - * } - * } - * @endcode - */ -class Ethernet { - -public: - - /** Initialise the ethernet interface. - */ - Ethernet(); - - /** Powers the hardware down. - */ - virtual ~Ethernet(); - - enum Mode { - AutoNegotiate, - HalfDuplex10, - FullDuplex10, - HalfDuplex100, - FullDuplex100 - }; - - /** Writes into an outgoing ethernet packet. - * - * It will append size bytes of data to the previously written bytes. - * - * @param data An array to write. - * @param size The size of data. - * - * @returns - * The number of written bytes. - */ - int write(const char *data, int size); - - /** Send an outgoing ethernet packet. - * - * After filling in the data in an ethernet packet it must be send. - * Send will provide a new packet to write to. - * - * @returns - * 0 if the sending was failed, - * 1 if the package is successfully sent. - */ - int send(); - - /** Recevies an arrived ethernet packet. - * - * Receiving an ethernet packet will drop the last received ethernet packet - * and make a new ethernet packet ready to read. - * If no ethernet packet is arrived it will return 0. - * - * @returns - * 0 if no ethernet packet is arrived, - * or the size of the arrived packet. - */ - int receive(); - - /** Read from an recevied ethernet packet. - * - * After receive returnd a number bigger than 0it is - * possible to read bytes from this packet. - * Read will write up to size bytes into data. - * - * It is possible to use read multible times. - * Each time read will start reading after the last read byte before. - * - * @returns - * The number of byte read. - */ - int read(char *data, int size); - - /** Gives the ethernet address of the mbed. - * - * @param mac Must be a pointer to a 6 byte char array to copy the ethernet address in. - */ - void address(char *mac); - - /** Returns if an ethernet link is pressent or not. It takes a wile after Ethernet initializion to show up. - * - * @returns - * 0 if no ethernet link is pressent, - * 1 if an ethernet link is pressent. - * - * Example: - * @code - * // Using the Ethernet link function - * #include "mbed.h" - * - * Ethernet eth; - * - * int main() { - * wait(1); // Needed after startup. - * if (eth.link()) { - * printf("online\n"); - * } else { - * printf("offline\n"); - * } - * } - * @endcode - */ - int link(); - - /** Sets the speed and duplex parameters of an ethernet link - * - * - AutoNegotiate Auto negotiate speed and duplex - * - HalfDuplex10 10 Mbit, half duplex - * - FullDuplex10 10 Mbit, full duplex - * - HalfDuplex100 100 Mbit, half duplex - * - FullDuplex100 100 Mbit, full duplex - * - * @param mode the speed and duplex mode to set the link to: - */ - void set_link(Mode mode); -}; - -} // namespace mbed - -#endif - -#endif +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_ETHERNET_H +#define MBED_ETHERNET_H + +#include "platform.h" + +#if DEVICE_ETHERNET + +namespace mbed { + +/** An ethernet interface, to use with the ethernet pins. + * + * Example: + * @code + * // Read destination and source from every ethernet packet + * + * #include "mbed.h" + * + * Ethernet eth; + * + * int main() { + * char buf[0x600]; + * + * while(1) { + * int size = eth.receive(); + * if(size > 0) { + * eth.read(buf, size); + * printf("Destination: %02X:%02X:%02X:%02X:%02X:%02X\n", + * buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]); + * printf("Source: %02X:%02X:%02X:%02X:%02X:%02X\n", + * buf[6], buf[7], buf[8], buf[9], buf[10], buf[11]); + * } + * + * wait(1); + * } + * } + * @endcode + */ +class Ethernet { + +public: + + /** Initialise the ethernet interface. + */ + Ethernet(); + + /** Powers the hardware down. + */ + virtual ~Ethernet(); + + enum Mode { + AutoNegotiate, + HalfDuplex10, + FullDuplex10, + HalfDuplex100, + FullDuplex100 + }; + + /** Writes into an outgoing ethernet packet. + * + * It will append size bytes of data to the previously written bytes. + * + * @param data An array to write. + * @param size The size of data. + * + * @returns + * The number of written bytes. + */ + int write(const char *data, int size); + + /** Send an outgoing ethernet packet. + * + * After filling in the data in an ethernet packet it must be send. + * Send will provide a new packet to write to. + * + * @returns + * 0 if the sending was failed, + * 1 if the package is successfully sent. + */ + int send(); + + /** Recevies an arrived ethernet packet. + * + * Receiving an ethernet packet will drop the last received ethernet packet + * and make a new ethernet packet ready to read. + * If no ethernet packet is arrived it will return 0. + * + * @returns + * 0 if no ethernet packet is arrived, + * or the size of the arrived packet. + */ + int receive(); + + /** Read from an recevied ethernet packet. + * + * After receive returnd a number bigger than 0it is + * possible to read bytes from this packet. + * Read will write up to size bytes into data. + * + * It is possible to use read multible times. + * Each time read will start reading after the last read byte before. + * + * @returns + * The number of byte read. + */ + int read(char *data, int size); + + /** Gives the ethernet address of the mbed. + * + * @param mac Must be a pointer to a 6 byte char array to copy the ethernet address in. + */ + void address(char *mac); + + /** Returns if an ethernet link is pressent or not. It takes a wile after Ethernet initializion to show up. + * + * @returns + * 0 if no ethernet link is pressent, + * 1 if an ethernet link is pressent. + * + * Example: + * @code + * // Using the Ethernet link function + * #include "mbed.h" + * + * Ethernet eth; + * + * int main() { + * wait(1); // Needed after startup. + * if (eth.link()) { + * printf("online\n"); + * } else { + * printf("offline\n"); + * } + * } + * @endcode + */ + int link(); + + /** Sets the speed and duplex parameters of an ethernet link + * + * - AutoNegotiate Auto negotiate speed and duplex + * - HalfDuplex10 10 Mbit, half duplex + * - FullDuplex10 10 Mbit, full duplex + * - HalfDuplex100 100 Mbit, half duplex + * - FullDuplex100 100 Mbit, full duplex + * + * @param mode the speed and duplex mode to set the link to: + */ + void set_link(Mode mode); +}; + +} // namespace mbed + +#endif + +#endif