socket.c

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#include "vlcb/net/socket.h"
 
#include <assert.h>
#include <stdbool.h>
 
inline VlcbNetSocketList vlcb_net_sock_list_New(VlcbNetSocketHandle *const list,
                                                size_t size) {
  assert(list != NULL);
 
  return (VlcbNetSocketList){
      .capacity = size,
      .buf = list,
      .len = 0,
  };
}
 
int vlcb_net_sock_list_Insert(VlcbNetSocketList *const list,
                              VlcbNetSocketHandle sock) {
  assert(list != NULL);
 
  if (list->len < list->capacity - 1) {
    return 1;
  }
 
  list->buf[list->len++] = sock;
  return 0;
}
 
VlcbNetSocketListIter
vlcb_net_sock_list_GetIterator(const VlcbNetSocketList *const list) {
  assert(list != NULL);
  return (VlcbNetSocketListIter){
      .list = list,
      .pointer = 0,
  };
}
 
void vlcb_net_sock_list_iter_Reset(VlcbNetSocketListIter *const iter) {
  assert(iter != NULL);
  iter->pointer = 0;
}
 
bool vlcb_net_sock_list_iter_HasNext(VlcbNetSocketListIter *const iter) {
  assert(iter != NULL);
 
  return iter->pointer < (iter->list->len - 1);
}
 
VlcbNetSocketHandle
vlcb_net_sock_list_iter_Next(VlcbNetSocketListIter *const iter) {
  assert(iter != NULL && vlcb_net_sock_list_iter_HasNext(iter));
 
  return iter->list->buf[iter->pointer++];
}
 
vlcb_error vlcb_net_sock_ProcessErrToStr(VlcbNetSocketProcessErr err) {
  assert(err > VLCB_NET_SOCK_PROC_ERR_OK && err < VLCB_NET_SOCK_PROC_ERR_COUNT);
 
  switch (err) {
  case VLCB_NET_SOCK_PROC_ERR_RX_BUF_FULL:
    return "socket rx buffer is full, dropping packet";
  }
  assert(false /* unhandled case guard */);
}