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Line 10... |
#include <fcntl.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <termios.h>
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#include <termios.h>
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#define SERIAL_PORT "/dev/ttyS0"
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static int debug = 0;
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static int debug = 0;
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static FILE *diskFile = NULL;
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static FILE *diskFile = NULL;
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static int sfd = 0;
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static int sfd = 0;
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static struct termios origOptions;
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static struct termios origOptions;
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| Line 44... |
Line 41... |
}
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}
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exit(1);
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exit(1);
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}
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}
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void serialOpen(void) {
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void serialOpen(char *serialPort) {
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sfd = open(SERIAL_PORT, O_RDWR | O_NOCTTY | O_NDELAY);
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sfd = open(serialPort, O_RDWR | O_NOCTTY | O_NDELAY);
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if (sfd == -1) {
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if (sfd == -1) {
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error("cannot open serial port '%s'", SERIAL_PORT);
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error("cannot open serial port '%s'", serialPort);
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}
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}
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tcgetattr(sfd, &origOptions);
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tcgetattr(sfd, &origOptions);
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currOptions = origOptions;
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currOptions = origOptions;
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cfsetispeed(&currOptions, B38400);
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cfsetispeed(&currOptions, B38400);
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cfsetospeed(&currOptions, B38400);
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cfsetospeed(&currOptions, B38400);
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| Line 94... |
Line 91... |
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int main(int argc, char *argv[]) {
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int main(int argc, char *argv[]) {
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unsigned char b;
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unsigned char b;
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int i, j;
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int i, j;
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if (argc != 2) {
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if (argc != 3) {
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printf("Usage: %s <data_file>\n", argv[0]);
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printf("Usage: %s <serial_port> <data_file>\n", argv[0]);
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exit(1);
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exit(1);
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}
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}
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diskFile = fopen(argv[1], "wb");
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serialOpen(argv[1]);
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serialRcv(&b);
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diskFile = fopen(argv[2], "wb");
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if (diskFile == NULL) {
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if (diskFile == NULL) {
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error("cannot open data file %s for write", argv[1]);
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error("cannot open data file %s for write", argv[2]);
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}
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}
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serialOpen();
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serialRcv(&b);
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for (i = 0; i < 512; i++) {
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for (i = 0; i < 512; i++) {
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if (debug) {
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if (debug) {
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printf("%03d: ", i);
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printf("%03d: ", i);
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}
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}
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for (j = 0; j < 16; j++) {
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for (j = 0; j < 16; j++) {
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while (!serialRcv(&b)) ;
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while (!serialRcv(&b)) ;
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if (fwrite(&b, 1, 1, diskFile) != 1) {
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if (fwrite(&b, 1, 1, diskFile) != 1) {
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error("cannot write to data file %s", argv[1]);
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error("cannot write to data file %s", argv[2]);
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}
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}
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if (debug) {
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if (debug) {
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printf("%02X ", b);
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printf("%02X ", b);
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}
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}
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}
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}
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