155 lines
3.6 KiB
C
155 lines
3.6 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <strsafe.h>
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#include <windows.h>
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#include "ringbuffer.h"
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#include "connector.h"
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#include "pipe.h"
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#ifdef _MSC_VER
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#define inline __inline
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#endif
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/* Integrate every element of the signal. */
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void increment(pipe_t * const p)
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{
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while (Pipe_IsFilled(p))
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{
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uint32_t item = Pipe_Read(p);
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item++;
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Pipe_Write(p, item);
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}
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}
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/* Square every element of the signal. */
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void square(pipe_t * const p)
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{
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while (Pipe_IsFilled(p))
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{
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uint32_t item = Pipe_Read(p);
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item = item * item;
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Pipe_Write(p, item);
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}
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}
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/* Integrate over every element of the signal. */
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void integrate(pipe_t * const pipe)
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{
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uint32_t state = *((uint32_t*)pipe->state);
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while (Pipe_IsFilled(pipe))
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{
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uint32_t item = Pipe_Read(pipe);
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state = state + item;
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Pipe_Write(pipe, state);
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}
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*((uint32_t*)pipe->state) = state;
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}
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/* Build the sum of all elements of the signal. */
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void sum(pipe_t * const pipe)
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{
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uint32_t sum = 0;
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while (Pipe_IsFilled(pipe))
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sum += Pipe_Read(pipe);
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Pipe_Write(pipe, sum);
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}
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/* Build the average of all elements of the signal. */
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void average(pipe_t * const pipe)
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{
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uint32_t sum = 0;
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uint32_t element_counter = 0;
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uint32_t average = 0;
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while (Pipe_IsFilled(pipe))
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{
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sum += Pipe_Read(pipe);
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element_counter++;
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}
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average = sum / element_counter;
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Pipe_Write(pipe, average);
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}
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/* Print the signal. */
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void print(pipe_t * const pipe)
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{
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printf("\nOutput:\n");
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while (Pipe_IsFilled(pipe))
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printf("%d\n", Pipe_Read(pipe));
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}
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/* Logging function. Set by user. */
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void log(pipe_t * const source, pipe_t * const target, uint32_t element)
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{
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//if (Pipe_IsFull(target))
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// printf("Error: Pipe %s is full!\n", target->name);
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//if (source->state == NULL && target->state == NULL)
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// printf("%s -> %d -> %s\n", source->name, element, target->name);
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//else if (source->state != NULL && target->state != NULL)
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// printf("%s(%d) -> %d -> %s(%d)\n", source->name, *((uint32_t*)source->state), element, target->name, *((uint32_t*)target->state));
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//else if (source->state != NULL)
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// printf("%s(%d) -> %d -> %s\n", source->name, *((uint32_t*)source->state), element, target->name);
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//else
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// printf("%s -> %d -> %s(%d)\n", source->name, element, target->name, *((uint32_t*)target->state));
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printf("%s: %d\n", source->name, element);
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}
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extern void threads(uint32_t loops);
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int main(int argc, char *argv[])
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{
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uint32_t counter = 0;
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if (argc == 1)
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{
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/* Create pipes and connect them */
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Pipe_Create(increment_pipe, 1, 1, NULL, log);
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Pipe_Create(square_pipe, 1, 1, NULL, log);
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Pipe_Create(integrate_pipe, 2, 2, &counter, log);
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Pipe_Create(sum_pipe, 1, 1, NULL, log);
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Pipe_Create(average_pipe, 1, 1, NULL, log);
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Pipe_Create(print_pipe, 2, 1, NULL, log);
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Pipe_CreateInputBuffer(increment_pipe, 4);
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Pipe_CreateInputBuffer(square_pipe, 4);
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Pipe_CreateConnection(increment_pipe, integrate_pipe, 4);
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Pipe_CreateConnection(square_pipe, integrate_pipe, 4);
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Pipe_CreateConnection(integrate_pipe, sum_pipe, 8);
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Pipe_CreateConnection(integrate_pipe, average_pipe, 8);
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Pipe_CreateConnection(sum_pipe, print_pipe, 4);
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Pipe_CreateConnection(average_pipe, print_pipe, 4);
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/* Create Input */
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Pipe_Insert(&increment_pipe, 1);
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Pipe_Insert(&increment_pipe, 3);
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Pipe_Insert(&increment_pipe, 5);
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Pipe_Insert(&square_pipe, 2);
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Pipe_Insert(&square_pipe, 4);
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Pipe_Insert(&square_pipe, 6);
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/* run the functions (each can run in an own thread) */
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increment(&increment_pipe);
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square(&square_pipe);
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integrate(&integrate_pipe);
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sum(&sum_pipe);
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average(&average_pipe);
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print(&print_pipe);
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getchar();
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}
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else
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{
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threads(atoi(argv[1]));
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}
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return 0;
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}
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