more handlers

Dependents:   bandwidth-meter-net mbedRail24v

Fork of Tiny-HTTPD by ban4jp -

Committer:
okini3939
Date:
Wed Nov 13 01:58:04 2013 +0000
Revision:
0:d18dff347122
1st build;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 0:d18dff347122 1 /* Copyright (C) 2012 mbed.org, MIT License
okini3939 0:d18dff347122 2 *
okini3939 0:d18dff347122 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
okini3939 0:d18dff347122 4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
okini3939 0:d18dff347122 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
okini3939 0:d18dff347122 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
okini3939 0:d18dff347122 7 * furnished to do so, subject to the following conditions:
okini3939 0:d18dff347122 8 *
okini3939 0:d18dff347122 9 * The above copyright notice and this permission notice shall be included in all copies or
okini3939 0:d18dff347122 10 * substantial portions of the Software.
okini3939 0:d18dff347122 11 *
okini3939 0:d18dff347122 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
okini3939 0:d18dff347122 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
okini3939 0:d18dff347122 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
okini3939 0:d18dff347122 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
okini3939 0:d18dff347122 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
okini3939 0:d18dff347122 17 */
okini3939 0:d18dff347122 18
okini3939 0:d18dff347122 19 #ifndef CIRCBUFFER_H_
okini3939 0:d18dff347122 20 #define CIRCBUFFER_H_
okini3939 0:d18dff347122 21
okini3939 0:d18dff347122 22 template <class T>
okini3939 0:d18dff347122 23 class CircBuffer {
okini3939 0:d18dff347122 24 public:
okini3939 0:d18dff347122 25 CircBuffer(int length) {
okini3939 0:d18dff347122 26 write = 0;
okini3939 0:d18dff347122 27 read = 0;
okini3939 0:d18dff347122 28 size = length + 1;
okini3939 0:d18dff347122 29 buf = (T *)malloc(size * sizeof(T));
okini3939 0:d18dff347122 30 };
okini3939 0:d18dff347122 31
okini3939 0:d18dff347122 32 bool isFull() {
okini3939 0:d18dff347122 33 return (((write + 1) % size) == read);
okini3939 0:d18dff347122 34 };
okini3939 0:d18dff347122 35
okini3939 0:d18dff347122 36 bool isEmpty() {
okini3939 0:d18dff347122 37 return (read == write);
okini3939 0:d18dff347122 38 };
okini3939 0:d18dff347122 39
okini3939 0:d18dff347122 40 void queue(T k) {
okini3939 0:d18dff347122 41 if (isFull()) {
okini3939 0:d18dff347122 42 read++;
okini3939 0:d18dff347122 43 read %= size;
okini3939 0:d18dff347122 44 }
okini3939 0:d18dff347122 45 buf[write++] = k;
okini3939 0:d18dff347122 46 write %= size;
okini3939 0:d18dff347122 47 }
okini3939 0:d18dff347122 48
okini3939 0:d18dff347122 49 void flush() {
okini3939 0:d18dff347122 50 read = 0;
okini3939 0:d18dff347122 51 write = 0;
okini3939 0:d18dff347122 52 }
okini3939 0:d18dff347122 53
okini3939 0:d18dff347122 54
okini3939 0:d18dff347122 55 uint32_t available() {
okini3939 0:d18dff347122 56 return (write >= read) ? write - read : size - read + write;
okini3939 0:d18dff347122 57 };
okini3939 0:d18dff347122 58
okini3939 0:d18dff347122 59 bool dequeue(T * c) {
okini3939 0:d18dff347122 60 bool empty = isEmpty();
okini3939 0:d18dff347122 61 if (!empty) {
okini3939 0:d18dff347122 62 *c = buf[read++];
okini3939 0:d18dff347122 63 read %= size;
okini3939 0:d18dff347122 64 }
okini3939 0:d18dff347122 65 return(!empty);
okini3939 0:d18dff347122 66 };
okini3939 0:d18dff347122 67
okini3939 0:d18dff347122 68 private:
okini3939 0:d18dff347122 69 volatile uint32_t write;
okini3939 0:d18dff347122 70 volatile uint32_t read;
okini3939 0:d18dff347122 71 uint32_t size;
okini3939 0:d18dff347122 72 T * buf;
okini3939 0:d18dff347122 73 };
okini3939 0:d18dff347122 74
okini3939 0:d18dff347122 75 #endif