tmk_core/tool/mbed/mbed-sdk/libraries/mbed/hal/ethernet_api.h

   1 /* mbed Microcontroller Library
   2  * Copyright (c) 2006-2013 ARM Limited
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 #ifndef MBED_ETHERNET_API_H
  17 #define MBED_ETHERNET_API_H
  18
  19 #include "device.h"
  20
  21 #if DEVICE_ETHERNET
  22
  23 #ifdef __cplusplus
  24 extern "C" {
  25 #endif
  26
  27 // Connection constants
  28
  29 int ethernet_init(void);
  30 void ethernet_free(void);
  31
  32 // write size bytes from data to ethernet buffer
  33 // return num bytes written
  34 // or -1 if size is too big
  35 int ethernet_write(const char *data, int size);
  36
  37 // send ethernet write buffer, returning the packet size sent
  38 int ethernet_send(void);
  39
  40 // recieve from ethernet buffer, returning packet size, or 0 if no packet
  41 int ethernet_receive(void);
  42
  43 // read size bytes in to data, return actual num bytes read (0..size)
  44 // if data == NULL, throw the bytes away
  45 int ethernet_read(char *data, int size);
  46
  47 // get the ethernet address
  48 void ethernet_address(char *mac);
  49
  50 // see if the link is up
  51 int ethernet_link(void);
  52
  53 // force link settings
  54 void ethernet_set_link(int speed, int duplex);
  55
  56 #ifdef __cplusplus
  57 }
  58 #endif
  59
  60 #endif
  61
  62 #endif
  63