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simplify af_unix recvfrom/sendto support.

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This commit is contained in:
Joris Vink 2019-03-19 13:27:50 +01:00
parent d60994abb5
commit 681a88d535
1 changed files with 11 additions and 15 deletions
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26
src/python.c
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@ -2190,6 +2190,7 @@ static PyObject *
pysocket_async_recv(struct pysocket_op *op)
{
ssize_t ret;
size_t len;
u_int16_t port;
socklen_t socklen;
struct sockaddr *sendaddr;
@ -2217,6 +2218,7 @@ pysocket_async_recv(struct pysocket_op *op)
fatal("non AF_INET/AF_UNIX in %s", __func__);
}
memset(sendaddr, 0, socklen);
ret = recvfrom(op->socket->fd, op->buffer.data,
op->buffer.length, 0, sendaddr, &socklen);
}
@ -2267,26 +2269,21 @@ pysocket_async_recv(struct pysocket_op *op)
return (NULL);
break;
case AF_UNIX:
if (socklen < sizeof(sa_family_t)) {
len = strlen(op->sendaddr.sun.sun_path);
#if defined(__linux__)
if (len == 0 && socklen > 0) {
len = socklen - sizeof(sa_family_t);
op->sendaddr.sun.sun_path[0] = '@';
op->sendaddr.sun.sun_path[len] = '\0';
}
#endif
if (len == 0) {
if ((tuple = Py_BuildValue("(ON)",
Py_None, bytes)) == NULL)
return (NULL);
break;
}
if (socklen > sizeof(struct sockaddr_un)) {
PyErr_SetString(PyExc_RuntimeError,
"Socklen longer than sockaddr_un");
return (NULL);
}
#if defined(__linux__)
if (op->sendaddr.sun.sun_path[0] == '\0') {
op->sendaddr.sun.sun_path[0] = '@';
op->sendaddr.sun.sun_path[socklen - sizeof(sa_family_t)] = '\0';
}
#endif
if ((tuple = Py_BuildValue("(sN)",
op->sendaddr.sun.sun_path, bytes)) == NULL)
return (NULL);
@ -2340,7 +2337,6 @@ pysocket_async_send(struct pysocket_op *op)
op->sendaddr.sun.sun_path[0] = '\0';
}
#endif
break;
default:
fatal("non AF_INET/AF_UNIX in %s", __func__);