stmbl/shared/common_f1.c

25 lines
605 B
C

#include "common_f1.h"
void buff_packet(packet_header_t *p, uint8_t size) {
uint8_t nonkey_count = 0;
uint8_t *buf = ((uint8_t *)p) + sizeof(packet_header_t);
for(int i = size - 1; i >= 0; i--) {
if(buf[i] == p->start) {
buf[i] = nonkey_count;
nonkey_count = 0;
} else {
nonkey_count++;
}
}
p->key = nonkey_count;
}
void unbuff_packet(packet_header_t *p, uint8_t size) {
uint8_t temp;
uint8_t *buf = ((uint8_t *)p) + sizeof(packet_header_t);
for(int j = p->key; j < size;) {
temp = buf[j];
buf[j] = p->start;
j += temp + 1;
}
}