Files
Toy/repl/bucket_inspector.c
T

48 lines
1.3 KiB
C

#include "bucket_inspector.h"
#include <toy_string.h>
#include <stdio.h>
int inspect_bucket(Toy_Bucket** bucketHandle) {
int depth = 0;
//for each bucket
for (Toy_Bucket* iter = (*bucketHandle); iter != NULL; iter = iter->next) {
int occupied = 0;
int released = 0;
unsigned char* ptr = iter->data;
while ((ptr - iter->data < iter->count) && *((int*)ptr) != 0) { //for each partition
if ( ( *((int*)ptr) & 1) == 0) { //is this partition still in use?
occupied++;
//try to print as a string if possible
Toy_String* str = (void*)(ptr + 4);
if (str->info.type == TOY_STRING_LEAF && str->info.length < 255) {
printf("String Leaf (%d bytes, %d refCount): %.*s\n", *((int*)ptr), str->info.refCount, str->info.length, str->leaf.data);
}
else if (str->info.type == TOY_STRING_NODE) {
printf("String Node (%d bytes, %d refCount): ...\n", *((int*)ptr), str->info.refCount);
}
}
else {
released++;
}
//jump distance: ((*((int*)ptr) | 1) ^ 1) + 4
// printf(" jump %d, ", ((*((int*)ptr) | 1) ^ 1) + 4);
ptr += ((*((int*)ptr) | 1) ^ 1) + 4; //OR + XOR to remove the 'free' flag from the size
}
printf("Bucket link %d: count %u, %d occupied, %d released\n", depth, iter->count, occupied, released);
depth++;
}
printf("\n");
return depth;
}