return 1;
}*/
- void* heapbase1 = (char *)mdp1 + ((char *)mdp1->heapbase - (char *)s_heap);
- void* heapbase2 = (char *)mdp2 + ((char *)mdp2->heapbase - (char *)s_heap);
+ //void* heapbase1 = (char *)mdp1 + ((char *)mdp1->heapbase - (char *)s_heap);
+ //void* heapbase2 = (char *)mdp2 + ((char *)mdp2->heapbase - (char *)s_heap);
+ void *heapbase1 = (char *)mdp1 + BLOCKSIZE;
+ void *heapbase2 = (char *)mdp2 + BLOCKSIZE;
+
size_t i, j;
void *addr_block1, *addr_block2, *addr_frag1, *addr_frag2;
- size_t frag_size, frag_size_pointed;
+ size_t frag_size = 0; /* FIXME: arbitrary initialization */
+ /* size_t frag_size_pointed; FIXME: unused */
i = 1;
//fprintf(stderr, "i = %zu, type = %d", i, mdp1->heapinfo[i].type);
- addr_block1 = (void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase1);
- addr_block2 = (void*) (((ADDR2UINT(1)) - 1) * BLOCKSIZE + (char*)heapbase2);
+ //addr_block1 = (void*) (((ADDR2UINT(i)) - 1) * BLOCKSIZE + (char*)heapbase1);
+ //addr_block2 = (void*) (((ADDR2UINT(1)) - 1) * BLOCKSIZE + (char*)heapbase2);
+
+ addr_block1 = heapbase1 + ((i-1)*BLOCKSIZE);
+ addr_block2 = heapbase2 + ((i-1)*BLOCKSIZE);
-
if(mdp1->heapinfo[i].type == 0){ /* busy large block */
if(mdp1->heapinfo[i].busy_block.size != mdp2->heapinfo[i].busy_block.size){
errors++;
}
- //if(memcmp(addr_block1, addr_block2, (mdp1->heapinfo[i].busy_block.size * BLOCKSIZE)) != 0){
- if(memcmp(addr_block1, addr_block2, (mdp1->heapinfo[i].busy_block.busy_size)) != 0){
-
- /* Hamming distance on different blocks */
- distance = 0;
- //for(k=0;k<mdp1->heapinfo[i].busy_block.size * BLOCKSIZE;k++){
- for(k=0;k<mdp1->heapinfo[i].busy_block.busy_size;k++){
- if(memcmp(((char *)addr_block1) + k, ((char *)addr_block2) + k, 1) != 0){
- //fprintf(stderr, "Different byte (offset=%d) (%p - %p) in block %zu\n", k, (char *)addr_block1 + k, (char *)addr_block2 + k, i); fflush(NULL);
- pointer_align = (k / sizeof(void*)) * sizeof(void*);
- address_pointed1 = *((void **)((char *)addr_block1 + pointer_align));
- address_pointed2 = *((void **)((char *)addr_block2 + pointer_align));
- if(((address_pointed1 > s_heap) && (address_pointed1 < end_heap)) && ((address_pointed2 > s_heap) && (address_pointed2 < end_heap))){
- block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
- block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
- //fprintf(stderr, "Blocks pointed : %d - %d\n", block_pointed1, block_pointed2);
- if(mdp1->heapinfo[block_pointed1].type == mdp2->heapinfo[block_pointed2].type){
- if(mdp1->heapinfo[block_pointed1].type == 0){ // Large block
- while(mdp1->heapinfo[block_pointed1].busy_block.size == 0)
- block_pointed1--;
- while(mdp2->heapinfo[block_pointed2].busy_block.size == 0)
- block_pointed2--;
- if(mdp1->heapinfo[block_pointed1].busy_block.busy_size == mdp2->heapinfo[block_pointed2].busy_block.busy_size){
- addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
- addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
- fprintf(stderr, "Memcmp between blocks %d and %d (size = %zu)\n", block_pointed1, block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size);
- if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size) != 0){
- distance++;
- }else{
- fprintf(stderr, "False difference detected\n");
- }
- }else{
+
+ /* Hamming distance on different blocks */
+ distance = 0;
+
+ //for(k=0;k<mdp1->heapinfo[i].busy_block.size * BLOCKSIZE;k++){
+ for(k=0;k<mdp1->heapinfo[i].busy_block.busy_size;k++){
+ if(memcmp(((char *)addr_block1) + k, ((char *)addr_block2) + k, 1) != 0){
+ //fprintf(stderr, "Different byte (offset=%d) (%p - %p) in block %zu\n", k, (char *)addr_block1 + k, (char *)addr_block2 + k, i); fflush(NULL);
+ pointer_align = (k / sizeof(void*)) * sizeof(void*);
+ address_pointed1 = *((void **)((char *)addr_block1 + pointer_align));
+ address_pointed2 = *((void **)((char *)addr_block2 + pointer_align));
+ if(((address_pointed1 > s_heap) && (address_pointed1 < end_heap)) && ((address_pointed2 > s_heap) && (address_pointed2 < end_heap))){
+ block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
+ block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
+ //fprintf(stderr, "Blocks pointed : %d - %d\n", block_pointed1, block_pointed2);
+ if(mdp1->heapinfo[block_pointed1].type == mdp2->heapinfo[block_pointed2].type){
+ if(mdp1->heapinfo[block_pointed1].type == 0){ // Large block
+ while(mdp1->heapinfo[block_pointed1].busy_block.size == 0)
+ block_pointed1--;
+ while(mdp2->heapinfo[block_pointed2].busy_block.size == 0)
+ block_pointed2--;
+ if(mdp1->heapinfo[block_pointed1].busy_block.busy_size == mdp2->heapinfo[block_pointed2].busy_block.busy_size){
+ //addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
+ //addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
+ addr_block_pointed1 = heapbase1 + ((block_pointed1 - 1)*BLOCKSIZE);
+ addr_block_pointed2 = heapbase2 + ((block_pointed2 - 1)*BLOCKSIZE);
+
+ fprintf(stderr, "Memcmp between blocks %d and %d (size = %zu)\n", block_pointed1, block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size);
+ if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size) != 0){
distance++;
+ }else{
+ fprintf(stderr, "False difference detected\n");
}
- }else{ // Fragmented block
- /* frag_size_pointed = pow(2, mdp1->heapinfo[block_pointed1].type); FIXME: unused*/
- address_pointed1 = (char*)mdp1 + ((char*)address_pointed1 - (char*)s_heap);
- address_pointed2 = (char*)mdp2 + ((char*)address_pointed2 - (char*)s_heap);
- addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
- addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
- frag_pointed1 = 1;
- while(address_pointed1 > (void*)((char*)addr_block_pointed1 + (frag_pointed1 * frag_size))){
- frag_pointed1++;
- }
- frag_pointed2 = 1;
- while(address_pointed2 > (void*)((char*)addr_block_pointed2 + (frag_pointed2 * frag_size))){
- frag_pointed2++;
- }
- if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
- fprintf(stderr, "Memcmp between fragments %d (block %d) and %d (block %d) (size = %d)\n", frag_pointed1, block_pointed1, frag_pointed2, block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]);
- if(memcmp((char*)addr_block_pointed1 + (frag_pointed1 * frag_size), (char*)addr_block_pointed2 + (frag_pointed2 * frag_size), mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
- distance++;
- }else{
- fprintf(stderr, "False difference detected\n");
- }
++<<<<<<< HEAD
+ }else{
+ distance++;
+ }
+ }else{ // Fragmented block
+ frag_size_pointed = pow(2, mdp1->heapinfo[block_pointed1].type);
+ address_pointed1 = (char*)mdp1 + ((char*)address_pointed1 - (char*)s_heap);
+ address_pointed2 = (char*)mdp2 + ((char*)address_pointed2 - (char*)s_heap);
+ //addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
+ //addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
+ addr_block_pointed1 = heapbase1 + ((block_pointed1 - 1)*BLOCKSIZE);
+ addr_block_pointed2 = heapbase2 + ((block_pointed2 - 1)*BLOCKSIZE);
+ frag_pointed1 = 0;
+ while(address_pointed1 > (void*)((char*)addr_block_pointed1 + ((frag_pointed1 +1 ) * frag_size))){
+ frag_pointed1++;
+ }
+ frag_pointed2 = 0;
+ while(address_pointed2 > (void*)((char*)addr_block_pointed2 + ((frag_pointed2 +1) * frag_size))){
+ frag_pointed2++;
+ }
+ if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
+ fprintf(stderr, "Memcmp between fragments %d (block %d) and %d (block %d) (size = %d)\n", frag_pointed1, block_pointed1, frag_pointed2, block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]);
+ if(memcmp((char*)addr_block_pointed1 + (frag_pointed1 * frag_size), (char*)addr_block_pointed2 + (frag_pointed2 * frag_size), mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
+ distance++;
}else{
- distance ++;
+ fprintf(stderr, "False difference detected\n");
}
+ }else{
+ distance ++;
+ }
- }
- }else{
- distance++;
}
}else{
distance++;
}
-
+ }else{
+ distance++;
}
+
}
+ }
- if(distance>0){
- fprintf(stderr,"\nDifferent data in large block %zu (size = %zu (in blocks), busy_size = %zu (in bytes))\n", i, mdp1->heapinfo[i].busy_block.size, mdp1->heapinfo[i].busy_block.busy_size);
- fflush(NULL);
- fprintf(stderr, "Hamming distance between blocks : %d\n", distance);
- mmalloc_backtrace_block_display(mdp1, i);
- mmalloc_backtrace_block_display(mdp2, i);
- errors++;
- }
+
+ if(distance>0){
+ fprintf(stderr,"\nDifferent data in large block %zu (size = %zu (in blocks), busy_size = %zu (in bytes))\n", i, mdp1->heapinfo[i].busy_block.size, mdp1->heapinfo[i].busy_block.busy_size);
+ fflush(NULL);
+ fprintf(stderr, "Hamming distance between blocks : %d\n", distance);
+ mmalloc_backtrace_block_display(mdp1, i);
+ mmalloc_backtrace_block_display(mdp2, i);
+ errors++;
}
+
i++;
addr_frag1 = (char *)addr_block1 + (j * frag_size);
addr_frag2 = (char *)addr_block2 + (j * frag_size);
- //if(memcmp(addr_frag1, addr_frag2, frag_size) != 0){
- if(memcmp(addr_frag1, addr_frag2, mdp1->heapinfo[i].busy_frag.frag_size[j]) != 0){
- /* Hamming distance on different blocks */
- distance = 0;
- //for(k=0;k<frag_size;k++){
- for(k=0;k<mdp1->heapinfo[i].busy_frag.frag_size[j];k++){
- if(memcmp(((char *)addr_frag1) + k, ((char *)addr_frag2) + k, 1) != 0){
- //fprintf(stderr, "Different byte (offset=%d) (%p - %p) in fragment %zu in block %zu\n", k, (char *)addr_frag1 + k, (char *)addr_frag2 + k, j, i); fflush(NULL);
- pointer_align = (k / sizeof(void*)) * sizeof(void*);
- address_pointed1 = *((void **)((char *)addr_frag1 + pointer_align));
- address_pointed2 = *((void **)((char *)addr_frag2 + pointer_align));
- if(((address_pointed1 > s_heap) && (address_pointed1 < end_heap)) && ((address_pointed2 > s_heap) && (address_pointed2 < end_heap))){
- block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
- block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
- //fprintf(stderr, "Blocks pointed : %d - %d\n", block_pointed1, block_pointed2);
- if(mdp1->heapinfo[block_pointed1].type == mdp2->heapinfo[block_pointed2].type){
- if(mdp1->heapinfo[block_pointed1].type == 0){ // Large block
- while(mdp1->heapinfo[block_pointed1].busy_block.size == 0)
- block_pointed1--;
- while(mdp2->heapinfo[block_pointed2].busy_block.size == 0)
- block_pointed2--;
- if(mdp1->heapinfo[block_pointed1].busy_block.busy_size == mdp2->heapinfo[block_pointed2].busy_block.busy_size){
- addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
- addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
- fprintf(stderr, "Memcmp between blocks %d and %d (size = %zu)\n", block_pointed1, block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size);
- if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size) != 0){
- distance++;
- }else{
- fprintf(stderr, "False difference detected\n");
- }
- }else{
+
+ /* Hamming distance on different blocks */
+ distance = 0;
+ //for(k=0;k<frag_size;k++){
+ for(k=0;k<mdp1->heapinfo[i].busy_frag.frag_size[j];k++){
+ if(memcmp(((char *)addr_frag1) + k, ((char *)addr_frag2) + k, 1) != 0){
+ //fprintf(stderr, "Different byte (offset=%d) (%p - %p) in fragment %zu in block %zu\n", k, (char *)addr_frag1 + k, (char *)addr_frag2 + k, j, i); fflush(NULL);
+ pointer_align = (k / sizeof(void*)) * sizeof(void*);
+ address_pointed1 = *((void **)((char *)addr_frag1 + pointer_align));
+ address_pointed2 = *((void **)((char *)addr_frag2 + pointer_align));
+ if(((address_pointed1 > s_heap) && (address_pointed1 < end_heap)) && ((address_pointed2 > s_heap) && (address_pointed2 < end_heap))){
+ block_pointed1 = ((char*)address_pointed1 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
+ block_pointed2 = ((char*)address_pointed2 - (char*)((struct mdesc*)s_heap)->heapbase) / BLOCKSIZE + 1;
+ //fprintf(stderr, "Blocks pointed : %d - %d\n", block_pointed1, block_pointed2);
+ if(mdp1->heapinfo[block_pointed1].type == mdp2->heapinfo[block_pointed2].type){
+ if(mdp1->heapinfo[block_pointed1].type == 0){ // Large block
+ while(mdp1->heapinfo[block_pointed1].busy_block.size == 0)
+ block_pointed1--;
+ while(mdp2->heapinfo[block_pointed2].busy_block.size == 0)
+ block_pointed2--;
+ if(mdp1->heapinfo[block_pointed1].busy_block.busy_size == mdp2->heapinfo[block_pointed2].busy_block.busy_size){
+ //addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
+ //addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
+ addr_block_pointed1 = heapbase1 + ((block_pointed1 - 1)*BLOCKSIZE);
+ addr_block_pointed2 = heapbase2 + ((block_pointed2 - 1)*BLOCKSIZE);
+ fprintf(stderr, "Memcmp between blocks %d and %d (size = %zu)\n", block_pointed1, block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size);
+ if(memcmp(addr_block_pointed1, addr_block_pointed2, mdp1->heapinfo[block_pointed1].busy_block.busy_size) != 0){
distance++;
+ }else{
+ fprintf(stderr, "False difference detected\n");
}
- }else{ // Fragmented block
- /* frag_size_pointed = pow(2, mdp1->heapinfo[block_pointed1].type); FIXME: unused */
- address_pointed1 = (char*)mdp1 + ((char*)address_pointed1 - (char*)s_heap);
- address_pointed2 = (char*)mdp2 + ((char*)address_pointed2 - (char*)s_heap);
- addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
- addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
- frag_pointed1 = 1;
- while(address_pointed1 > (void*)((char*)addr_block_pointed1 + (frag_pointed1 * frag_size))){
- frag_pointed1++;
- }
- frag_pointed2 = 1;
- while(address_pointed2 > (void*)((char*)addr_block_pointed2 + (frag_pointed2 * frag_size))){
- frag_pointed2++;
- }
- if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
- fprintf(stderr, "Memcmp between fragments %d (block %d) and %d (block %d) (size = %d)\n", frag_pointed1, block_pointed1, frag_pointed2, block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]);
- if(memcmp((char*)addr_block_pointed1 + (frag_pointed1 * frag_size), (char*)addr_block_pointed2 + (frag_pointed2 * frag_size), mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
- distance++;
- }else{
- fprintf(stderr, "False difference detected\n");
- }
++<<<<<<< HEAD
+ }else{
+ distance++;
+ }
+ }else{ // Fragmented block
+ frag_size_pointed = pow(2, mdp1->heapinfo[block_pointed1].type);
+ address_pointed1 = (char*)mdp1 + ((char*)address_pointed1 - (char*)s_heap);
+ address_pointed2 = (char*)mdp2 + ((char*)address_pointed2 - (char*)s_heap);
+ //addr_block_pointed1 = (void*) (((ADDR2UINT((size_t)block_pointed1)) - 1) * BLOCKSIZE + (char*)heapbase1);
+ //addr_block_pointed2 = (void*) (((ADDR2UINT((size_t)block_pointed2)) - 1) * BLOCKSIZE + (char*)heapbase2);
+ addr_block_pointed1 = heapbase1 + ((block_pointed1 - 1)*BLOCKSIZE);
+ addr_block_pointed2 = heapbase2 + ((block_pointed2 - 1)*BLOCKSIZE);
+ frag_pointed1 = 0;
+ while(address_pointed1 > (void*)((char*)addr_block_pointed1 + ((frag_pointed1 + 1) * frag_size))){
+ frag_pointed1++;
+ }
+ frag_pointed2 = 0;
+ while(address_pointed2 > (void*)((char*)addr_block_pointed2 + ((frag_pointed2 + 1) * frag_size))){
+ frag_pointed2++;
+ }
+ if(mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1] == mdp2->heapinfo[block_pointed2].busy_frag.frag_size[frag_pointed2]){
+ fprintf(stderr, "Memcmp between fragments %d (block %d) and %d (block %d) (size = %d)\n", frag_pointed1, block_pointed1, frag_pointed2, block_pointed2, mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]);
+ if(memcmp((char*)addr_block_pointed1 + (frag_pointed1 * frag_size), (char*)addr_block_pointed2 + (frag_pointed2 * frag_size), mdp1->heapinfo[block_pointed1].busy_frag.frag_size[frag_pointed1]) != 0){
+ distance++;
}else{
- distance ++;
+ fprintf(stderr, "False difference detected\n");
}
+ }else{
+ distance ++;
}
- }else{
- distance++;
}
}else{
distance++;
}
+ }else{
+ distance++;
}
}
- if(distance > 0){
- fprintf(stderr,"\nDifferent data in fragment %zu (size = %zu, size used = %hu) in block %zu \n", j, frag_size, mdp1->heapinfo[i].busy_frag.frag_size[j], i);
- fprintf(stderr, "Hamming distance between fragments : %d\n", distance);
- mmalloc_backtrace_fragment_display(mdp1, i, j);
- mmalloc_backtrace_fragment_display(mdp2, i, j);
- errors++;
-
- }
-
-
+ }
+
+ if(distance > 0){
+ fprintf(stderr,"\nDifferent data in fragment %zu (size = %zu, size used = %hu) in block %zu \n", j, frag_size, mdp1->heapinfo[i].busy_frag.frag_size[j], i);
+ fprintf(stderr, "Hamming distance between fragments : %d\n", distance);
+ mmalloc_backtrace_fragment_display(mdp1, i, j);
+ mmalloc_backtrace_fragment_display(mdp2, i, j);
+ errors++;
+
}
}
