Files
CPipe/Pipe/main.c
2016-03-05 23:57:18 +01:00

155 lines
3.6 KiB
C

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