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Firmware: remove magic number for XModem block size

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This commit is contained in:
Maximilian Rehkopf 2011-10-08 19:25:46 +02:00
parent 20e4106229
commit f6df5e1158
2 changed files with 9 additions and 8 deletions
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11
src/xmodem.c
View File

@ -5,13 +5,8 @@
#include "ff.h"
#include "xmodem.h"
#define ASC_ACK (0x06)
#define ASC_NAK (0x15)
#define ASC_SOH (0x01)
#define ASC_EOT (0x04)
void xmodem_rxfile(FIL* fil) {
uint8_t rxbuf[128], sum=0, sender_sum;
uint8_t rxbuf[XMODEM_BLKSIZE], sum=0, sender_sum;
uint8_t blknum, blknum2;
uint8_t count;
uint32_t totalbytes = 0;
@ -26,12 +21,12 @@ void xmodem_rxfile(FIL* fil) {
do {
blknum=uart_getc();
blknum2=uart_getc();
for(count=0; count<128; count++) {
for(count=0; count<XMODEM_BLKSIZE; count++) {
sum += rxbuf[count] = uart_getc();
totalbytes++;
}
sender_sum = uart_getc();
res=f_write(fil, rxbuf, 128, &written);
res=f_write(fil, rxbuf, XMODEM_BLKSIZE, &written);
totalwritten += written;
uart_putc(ASC_ACK);
} while (uart_getc() != ASC_EOT);

6
src/xmodem.h
View File

@ -3,6 +3,12 @@
#include "ff.h"
#define ASC_ACK (0x06)
#define ASC_NAK (0x15)
#define ASC_SOH (0x01)
#define ASC_EOT (0x04)
#define XMODEM_BLKSIZE (128)
void xmodem_rxfile(FIL* fil);
#endif