56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
#include <stdio.h>
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#include <assert.h>
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#include "mymalloc.h"
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void *runmalloc(size_t len, long expected_ndx) {
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long ndx;
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void *ptr;
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printf("Allocate %ld bytes.\n", len);
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printf("Before: ");
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print_memlist();
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printf("\n");
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ptr = mymalloc(len);
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ndx = get_index((void *) ptr);
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printf("EXPECTED: %ld ACTUAL: %ld\n", expected_ndx, ndx);
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printf("After: ");
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print_memlist();
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printf("\n");
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assert(ndx == expected_ndx);
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return ptr;
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}
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void runfree(void *ptr) {
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printf("Free\n");
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printf("Before: ");
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print_memlist();
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printf("\n");
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myfree(ptr);
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printf("After: ");
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print_memlist();
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printf("\n");
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}
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int main() {
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void *ptr1, *ptr2, *ptr3, *ptr4, *ptr5;
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ptr1 = runmalloc(4, 0);
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ptr2 = runmalloc(32, 4);
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ptr3 = runmalloc(2, 36);
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runfree(ptr2);
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ptr2 = runmalloc(12, 38);
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ptr4 = runmalloc(24, 50);
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ptr5 = runmalloc(18, 74);
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runfree(ptr1);
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ptr1 = runmalloc(2, 92);
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runfree(ptr1);
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runfree(ptr2);
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runfree(ptr3);
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runfree(ptr4);
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runfree(ptr5);
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}
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