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#include <stdio.h>
#include <stdint.h>
#include <malloc.h>
#include <string.h>
#include <assert.h>
#include "transpose.h"
void rxbuf_dump(struct data_format *rx) {
fprintf(stdout, "\033[38;5;244m high | low\n");
fprintf(stdout, " a b c d e f g . | a b c d e f g .\033[0m\n");
for (int i=0; i<32; i++) {
for (int j=0; j<8; j++)
fprintf(stdout, "%02x ", rx[i].high[j]);
fprintf(stdout, "\033[38;5;244m|\033[0m");
for (int j=0; j<8; j++)
fprintf(stdout, " %1x", (rx[i].low>>(2*j))&0x3);
fprintf(stdout, "\n");
}
}
void fb_dump(struct framebuf *fb) {
fprintf(stdout, "\033[38;5;244mbit | ");
for (int i=0; i<8; i++)
fprintf(stdout, " %d ", i);
fprintf(stdout, "\033[0m\n");
for (int i=0; i<10; i++) {
fprintf(stdout, " %2d |", i);
for (int j=0; j<8; j++)
fprintf(stdout, " %08x", fb->frame[i].data[j]);
fprintf(stdout, "\n");
}
}
int main(int argc, char **argv) {
FILE *randf = fopen("/dev/urandom", "r");
if (!randf)
return 2;
struct framebuf *fb = malloc(sizeof(struct framebuf));
if (!fb)
return 2;
assert(sizeof(*fb) == 32*sizeof(struct data_format)+4);
uint8_t *rxbuf1 = malloc(sizeof(*fb));
if (!rxbuf1)
return 2;
if (fread(rxbuf1, 1, sizeof(*fb), randf) != sizeof(*fb))
return 2;
uint8_t *rxbuf2 = malloc(sizeof(*fb));
if (!rxbuf2)
return 2;
memcpy(rxbuf2, rxbuf1, sizeof(*fb));
memset((void *)fb, 0, sizeof(*fb));
transpose_data(rxbuf1, fb);
untranspose_data(fb, rxbuf1);
assert(!memcmp(rxbuf1, rxbuf2, sizeof(fb)));
fprintf(stdout, "\n\033[93mDUMP of ORIGINAL\033[0m\n");
rxbuf_dump((struct data_format *)rxbuf2);
fprintf(stdout, "\n\033[93mDUMP of FRAME BUFFER\033[0m\n");
fb_dump(fb);
fprintf(stdout, "\n\033[93mDUMP of RESULT\033[0m\n");
rxbuf_dump((struct data_format *)rxbuf1);
fprintf(stderr, "PASS");
return 0;
}
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