UUID_SIZE
strncpy(p->_uuid, uuidString, UUID_SIZE-1);
char _uuid[UUID_SIZE];
strncat(_clientEndpoint, UUID, UUID_SIZE);
strncat(_serverEndpoint, user, UUID_SIZE);
#define UUID_ALL_BITS (UUID_SIZE / UUID_STEP)
for (i = 0, ones = 0, zeros = 0; i < UUID_SIZE; i += UUID_STEP) {