SgVector *sg_make_vector()
{
SgVector *v = sg_alloc(sizeof(SgVector));
v->head = sg_alloc(VBLSZ * sizeof(void*));
v->head[0] = NULL;
v->tail = v->head;
v->_rtail = v->head + VBLSZ;
v->size = 0;
return v;
}
SgInt sg_btree_insert(SgBTree *h, void *key, void *data)
{
SgBTreeNode *p = LAST, *c = h->root, *n;
SgCmpFun const cmpf = h->cmpf;
SgInt r;
for (; c != LAST;) {
p = c;
r = cmpf(key, c->key);
if (r < 0)
c = c->left;
else if (r > 0)
c = c->right;
else
return -1;
}
n = sg_alloc(sizeof(SgBTreeNode) + sizeof(void*));
n->left = LAST;
n->right = LAST;
n->parent = p;
n->mlevel = 1;
n->key = key;
n->data[0] = data;
if (p == LAST)
h->root = n;
else {
if (r < 0)
p->left = n;
else
p->right = n;
equilibrate(p, &h->root);
}
return 0;
}
SgBTree *sg_make_btree(SgCmpFun cmpf)
{
SgBTree *h = sg_alloc(sizeof(SgBTree));
h->root = LAST;
h->cmpf = cmpf;
return h;
}
void l2capServiceTx_ADK(uint16_t conn, uint16_t remChan, const uint8_t* data, uint32_t size){ //send data over L2CAP
sg_buf* buf = sg_alloc();
if(!buf) return;
if(sg_add_back(buf, data, size, SG_FLAG_MAKE_A_COPY)) l2capServiceTx(conn, remChan, buf);
else sg_free(buf);
}
/*
* Make a node with a specified data size (in bytes).
*/
SgBTreeNode *sg_btree_make_node(void *key, SgSize size)
{
SgBTreeNode *n = sg_alloc(sizeof(SgBTreeNode) + size);
n->parent = LAST;
n->left = LAST;
n->right = LAST;
n->mlevel = 1;
n->key = key;
return n;
}
static void l2capSendControlRawBuf(uint16_t conn, const uint8_t* data, uint16_t len){
sg_buf* buf;
buf = sg_alloc();
if(buf){
if(sg_add_back(buf, data, len, SG_FLAG_MAKE_A_COPY)){
l2capServiceTx(conn, 1, buf);
}
else{
sg_free(buf);
free(buf);
}
}
}
static void btRfcommSend(uint16_t conn, uint16_t remChan, const uint8_t* data, uint16_t sz){
int i;
#if UGLY_SCARY_DEBUGGING_CODE
dbgPrintf("Sending RFCOMM packet:");
for(i = 0; i < sz; i++) dbgPrintf(" %02X", data[i]);
dbgPrintf("\n\n");
#endif
sg_buf* buf = sg_alloc();
if(!buf) return;
if(sg_add_front(buf, data, sz, SG_FLAG_MAKE_A_COPY)){
l2capServiceTx(conn, remChan, buf);
return;
}
sg_free(buf);
free(buf);
}
SgList *sg_list_insert_sorted(SgList *ls, SgCmpFun cmpf, void *data)
{
SgList *c, *p, *q = sg_alloc(sizeof(SgList) + sizeof(void*));
q->data[0] = data;
for (c = ls, p = NULL; ; p = c) {
if (!c) {
q->prev = p;
q->next = NULL;
break;
}
if (cmpf(data, c->data[0]) < 0) {
q->prev = c->prev;
q->next = c;
c->prev = q;
break;
}
}
if (!p)
return q;
return ls;
}
void sg_display_btree(SgBTreeNode *n)
{
SgSize ml, ls, i, j;
SgChar *buff;
if (n == LAST)
return;
ml = n->mlevel;
ls = (2 << ml) / 2;
buff = sg_alloc(ls * ml);
for (i = 0; i < ml; i++) {
for (j = 0; j < (ls - 1); j++) {
buff[i*ls+j] = ' ';
}
buff[i*ls+j] = 0;
}
fill_buff(n, buff, 0, 0, ml, ls);
for (; ml;) {
printf("%s\n", &buff[--ml*ls]);
}
sg_free(buff);
}
static void btRfcommSend(uint16_t conn, uint16_t remChan, const uint8_t* data, uint16_t sz){
int i;
SIOPrintString("Sending RFCOMM packet:");
for(i = 0; i < sz; i++)
{
SIOPutHex(data[i]);
SIOPutChar(' ');
}
SIOPrintString("\r\n");
sg_buf* buf = sg_alloc();
if(!buf) return;
if(sg_add_front(buf, data, sz, SG_FLAG_MAKE_A_COPY)){
l2capServiceTx(conn, remChan, buf);
return;
}
sg_free(buf);
free(buf);
}
SgList *sg_list_append(SgList *ls, void *data)
{
SgList *c = sg_alloc(sizeof(SgList) + sizeof(void*));
c->data[0] = data;
return sg_list_append_cell(ls, c);
}