//********************************
int main(int argc,char *argv[])
{
int fd;
char *data_file_name;
char packet_data[ XMODEM_DATA_SIZE ];
// char frame_data[ XMODEM_DATA_SIZE + XMODEM_CRC_SIZE + XMODEM_FRAME_ID_SIZE + 1 ];
char frame_data[ XMODEM_DATA_SIZE + XMODEM_CHECKSUM_SIZE + XMODEM_FRAME_ID_SIZE + 1 ];
unsigned char tmp;
FILE *datafile;
int complete,retry_num,pack_counter,read_number,write_number,i;
unsigned short crc_value;
unsigned char ack_id;
unsigned int checksum = 0;
if (argc == 1) {
printf("Usage %s <uart device> <file to transfer>\n", argv[0]);
printf(" Example %s /dev/ttyS0 myfile.bin\n", argv[0]);
return 0;
}
printf("Opening Uart %s... ", argv[1]);
if ( (fd = Initial_SerialPort(argv[1])) == -1) {
perror ("Failed!\n");
return -1 ;
}
printf("Done\n");
data_file_name = argv[2];
if((datafile=fopen(data_file_name,"rb"))==NULL)
{
perror ("Can't open file!");
return -1 ;
}
//*******************************
pack_counter = 0;
complete = 0;
retry_num = 0;
ClearReceiveBuffer(fd);
while((read(fd,&ack_id,1))<=0);
printf("%c\r\n",ack_id);
ack_id=XMODEM_ACK;
while(!complete)
{
switch(ack_id)
{
case XMODEM_ACK:
retry_num = 0;
checksum = 0;
pack_counter++;
read_number = fread( packet_data, sizeof(char), XMODEM_DATA_SIZE, datafile);
if(read_number>0)
{
if(read_number<XMODEM_DATA_SIZE_SOH)
{
printf("Start filling the last frame!\r\n");
for(;read_number<XMODEM_DATA_SIZE;read_number++)
packet_data[read_number] = 0x00;
}
frame_data[0] = XMODEM_HEAD;
frame_data[1] = (char)pack_counter;
frame_data[2] = (char)(255-frame_data[1]);
for(i=0;i<XMODEM_DATA_SIZE;i++) {
frame_data[i+3]=packet_data[i];
checksum+=packet_data[i];
}
checksum = checksum%256;
// crc_value = GetCrc16(packet_data,XMODEM_DATA_SIZE);
// frame_data[XMODEM_DATA_SIZE_SOH+3]=(unsigned char)(crc_value >> 8);
frame_data[XMODEM_DATA_SIZE_SOH+3]=(unsigned char)(checksum);
// frame_data[XMODEM_DATA_SIZE_SOH+4]=(unsigned char)(crc_value);
// write_number = write( fd, frame_data, XMODEM_DATA_SIZE_SOH + 5);
write_number = write( fd, frame_data, XMODEM_DATA_SIZE_SOH + 4);
printf("wait for ACK,%d,%d,...",pack_counter,write_number);
while(1) {
while((read(fd,&ack_id,1))<=0);
if(ack_id == XMODEM_ACK) {
printf("Ok! \r");
break;
}
else if(ack_id == XMODEM_NAK) {
printf("Error! NAK\r");
break;
}
else
printf("Skip! \r");
}
}
else
{
ack_id = XMODEM_EOT;
complete = 1;
printf("Waiting for complete ACK ...");
while(ack_id != XMODEM_ACK)
{
ack_id = XMODEM_EOT;
write_number=write(fd,&ack_id,1);
while((read(fd,&ack_id,1))<=0);
}
printf("OK\r");
printf("Sending file complete\r\n");
}
break;
case XMODEM_NAK:
if( retry_num++ > 10)
{
printf("Retry too many times,Quit!\r\n");
complete = 1;
}
else
{
// write_number = write(fd,frame_data,XMODEM_DATA_SIZE + 5);
write_number = write(fd,frame_data,XMODEM_DATA_SIZE + 4);
printf("Retry for ACK,%d,%d...",pack_counter,write_number);
while(1) {
while((read(fd,&ack_id,1))<=0);
if(ack_id == XMODEM_ACK) {
printf("Ok! \r");
break;
}
else if(ack_id == XMODEM_NAK) {
printf("Error! NAK\r");
break;
}
else
printf("Skip! \r");
}
}
break;
default:
printf("Fatal Error!\r\n");
complete = 1;
break;
}
}
fclose(datafile);
close(fd);
return 0;
}
//********************************
int main(int argc,char *argv[])
{
int fd;
char *data_file_name;
char packet_data[ XMODEM_DATA_SIZE ];
char frame_data[ XMODEM_DATA_SIZE + XMODEM_CRC_SIZE + XMODEM_FRAME_ID_SIZE + 1 ];
FILE *datafile;
int complete,retry_num,pack_counter,read_number,write_number,i;
unsigned short crc_value;
unsigned char ack_id;
unsigned char last_ack_id = 0;
long filelength;
long readlength = 0;
unsigned percent;
unsigned last_percent = 0;
setbuf(stderr, NULL);
fprintf(stderr, "sx-at91 started...\n");
//**open serial port1
if ( (fd = Initial_SerialPort()) == -1)
return -1 ;
data_file_name = argv[1];
if((datafile=fopen(data_file_name,"rb"))==NULL)
{
perror ("Can't open file!");
return -1 ;
}
fseek(datafile, 0, SEEK_END);
filelength = ftell(datafile);
fseek(datafile, 0, SEEK_SET);
//*******************************
pack_counter = 0;
complete = 0;
retry_num = 0;
ClearReceiveBuffer(fd);
while((read(fd,&ack_id,1))<=0);
//~ fprintf(stderr, "%c\n", ack_id);
ack_id=XMODEM_ACK;
while(!complete)
{
switch(ack_id)
{
case XMODEM_ACK:
retry_num = 0;
pack_counter++;
read_number = fread( packet_data, sizeof(char), XMODEM_DATA_SIZE, datafile);
if(read_number>0)
{
readlength += read_number;
if(read_number<XMODEM_DATA_SIZE_SOH)
{
fprintf(stderr, "\n");
fprintf(stderr, "Start filling the last frame!\n");
for(;read_number<XMODEM_DATA_SIZE;read_number++)
packet_data[read_number] = 0x00;
}
frame_data[0] = XMODEM_HEAD;
frame_data[1] = (char)pack_counter;
frame_data[2] = (char)(255-frame_data[1]);
for(i=0;i<XMODEM_DATA_SIZE;i++)
frame_data[i+3]=packet_data[i];
crc_value = GetCrc16(packet_data,XMODEM_DATA_SIZE);
frame_data[XMODEM_DATA_SIZE_SOH+3]=(unsigned char)(crc_value >> 8);
frame_data[XMODEM_DATA_SIZE_SOH+4]=(unsigned char)(crc_value);
write_number = write( fd, frame_data, XMODEM_DATA_SIZE_SOH + 5);
//~ fprintf(stderr, "waiting for ACK,%d,%d,...", pack_counter, write_number);
while((read(fd,&ack_id,1))<=0);
percent = (unsigned)(readlength * 100 / filelength);
if ((ack_id != last_ack_id) || (percent != last_percent)) {
last_ack_id = ack_id;
last_percent = percent;
if (ack_id == XMODEM_ACK) {
fprintf(stderr, "%u%% ok\r", percent);
} else {
fprintf(stderr, "%u%% error\n", percent);
}
}
}
else
{
ack_id = XMODEM_EOT;
complete = 1;
fprintf(stderr, "Waiting for complete ACK ...");
while(ack_id != XMODEM_ACK)
{
ack_id = XMODEM_EOT;
write_number=write(fd,&ack_id,1);
while((read(fd,&ack_id,1))<=0);
}
fprintf(stderr, "OK\n");
fprintf(stderr, "Sending file complete\n");
}
break;
case XMODEM_NAK:
if( retry_num++ > 10)
{
fprintf(stderr, "Retry too many times, quit!\n");
complete = 1;
}
else
{
write_number = write(fd,frame_data,XMODEM_DATA_SIZE + 5);
fprintf(stderr, "Retry for ACK,%d,%d...", pack_counter, write_number);
while((read(fd,&ack_id,1))<=0);
if( ack_id == XMODEM_ACK )
fprintf(stderr, "OK\n");
else
fprintf(stderr, "Error!\n");
}
break;
default:
fprintf(stderr, "Fatal Error!\n");
complete = 1;
break;
}
