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@ -15,32 +15,62 @@ struct _xc_malloc_mem_t {
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xc_memsize_t avail; /* total free */
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};
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/* {{{ _xc_malloc_shm_t */
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struct _xc_malloc_shm_t {
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xc_shm_handlers_t *handlers;
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xc_shmsize_t size;
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xc_shmsize_t memoffset;
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#ifdef HAVE_XCACHE_TEST
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HashTable blocks;
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#endif
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};
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/* }}} */
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#define CHECK(x, e) do { if ((x) == NULL) { zend_error(E_ERROR, "XCache: " e); goto err; } } while (0)
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static void *xc_add_to_blocks(xc_mem_t *mem, void *p, size_t size) /* {{{ */
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{
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#ifdef HAVE_XCACHE_TEST
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if (p) {
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zend_hash_add(&mem->shm->blocks, (void *) &p, sizeof(p), (void *) &size, sizeof(size), NULL);
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}
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#endif
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return p;
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}
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/* }}} */
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static void xc_del_from_blocks(xc_mem_t *mem, void *p) /* {{{ */
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{
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#ifdef HAVE_XCACHE_TEST
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zend_hash_del(&mem->shm->blocks, (void *) &p, sizeof(p));
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#endif
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}
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/* }}} */
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static XC_MEM_MALLOC(xc_malloc_malloc) /* {{{ */
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{
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return malloc(size);
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return xc_add_to_blocks(mem, malloc(size), size);
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}
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/* }}} */
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static XC_MEM_FREE(xc_malloc_free) /* {{{ return block size freed */
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{
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xc_del_from_blocks(mem, (void *) p);
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free((void *) p);
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return 0;
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}
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/* }}} */
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static XC_MEM_CALLOC(xc_malloc_calloc) /* {{{ */
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{
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return calloc(memb, size);
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return xc_add_to_blocks(mem, calloc(memb, size), size);
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}
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/* }}} */
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static XC_MEM_REALLOC(xc_malloc_realloc) /* {{{ */
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{
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return realloc((void *) p, size);
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return xc_add_to_blocks(mem, realloc((void *) p, size), size);
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}
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/* }}} */
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static XC_MEM_STRNDUP(xc_malloc_strndup) /* {{{ */
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{
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char *p = malloc(len);
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char *p = xc_add_to_blocks(mem, malloc(len), len);
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if (!p) {
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return NULL;
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}
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@ -106,14 +136,6 @@ static XC_MEM_DESTROY(xc_mem_malloc_destroy) /* {{{ */
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}
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/* }}} */
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/* {{{ _xc_malloc_shm_t */
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struct _xc_malloc_shm_t {
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xc_shm_handlers_t *handlers;
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xc_shmsize_t size;
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xc_shmsize_t memoffset;
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};
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/* }}} */
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static XC_SHM_CAN_READONLY(xc_malloc_can_readonly) /* {{{ */
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{
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return 0;
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@ -121,6 +143,19 @@ static XC_SHM_CAN_READONLY(xc_malloc_can_readonly) /* {{{ */
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/* }}} */
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static XC_SHM_IS_READWRITE(xc_malloc_is_readwrite) /* {{{ */
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{
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HashPosition pos;
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size_t *psize;
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char **ptr;
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zend_hash_internal_pointer_reset_ex(&shm->blocks, &pos);
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while (zend_hash_get_current_data_ex(&shm->blocks, (void **) &psize, &pos) == SUCCESS) {
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zend_hash_get_current_key_ex(&shm->blocks, (void *) &ptr, NULL, NULL, 0, &pos);
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if ((char *) p >= *ptr && (char *) p < *ptr + *psize) {
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return 1;
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}
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zend_hash_move_forward_ex(&shm->blocks, &pos);
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}
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return 0;
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}
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/* }}} */
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@ -143,6 +178,9 @@ static XC_SHM_TO_READONLY(xc_malloc_to_readonly) /* {{{ */
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static XC_SHM_DESTROY(xc_malloc_destroy) /* {{{ */
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{
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free(shm);
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#ifdef HAVE_XCACHE_TEST
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zend_hash_destroy(&shm->blocks);
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#endif
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return;
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}
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/* }}} */
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@ -152,6 +190,9 @@ static XC_SHM_INIT(xc_malloc_init) /* {{{ */
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CHECK(shm = calloc(1, sizeof(xc_shm_t)), "shm OOM");
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shm->size = size;
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#ifdef HAVE_XCACHE_TEST
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zend_hash_init(&shm->blocks, 64, NULL, NULL, 1);
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#endif
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return shm;
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err:
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return NULL;
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