actube/src/cw/cw_type_bits.c

55 lines
939 B
C

#include "val.h"
static int get_len(const struct cw_ValBit *bits)
{
int i;
for (i=0;bits[i].key!=NULL;i++);
return bits[i].bit;
}
static int get_bit(const uint8_t * src,int pos, int len)
{
int b;
uint8_t m;
b = len-1-pos/8;
m = 1<<(pos%8);
return src[b]&m ? 1:0;
}
static int bread(cw_Cfg_t *cfg, const char * key, const uint8_t *src, int len, const void *param)
{
const struct cw_ValBit * bits=param;
int l,i;
l = get_len(bits);
for(i=0;bits[i].key!=NULL;i++){
int rc;
printf("%s: %d\n",bits[i].key,get_bit(src,bits[i].bit,l));
}
return 1;
}
static int bwrite(cw_Cfg_t ** cfgs, const char *key, uint8_t *dst, const void * param)
{
return 0;
}
const struct cw_Type cw_type_bits = {
"Bits", /* name */
NULL, /* del */
NULL, /* put */
NULL, /* get */
NULL, /* to_str */
NULL, /* from_str */
NULL, /* len */
NULL, /* data */
NULL, /* get_type_name */
NULL,
bread,
bwrite
};