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make lwip_write() use lwip_send() and avoid code duplication.return copylen

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in lwip_recvfrom since it has already been chosen as the minimum
of len and buflen.
This commit is contained in:
jani 2002-11-15 15:05:06 +00:00
parent 1dd7e81df7
commit 428293a69b
1 changed files with 2 additions and 36 deletions
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38
src/api/sockets.c
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@ -271,17 +271,8 @@ lwip_recvfrom(int s, void *mem, int len, unsigned int flags,
((struct sockaddr_in *)from)->sin_port = port;
*fromlen = sizeof(struct sockaddr_in);
}
/* if the length of the received data is larger than
len, this data is discarded and we return len.
otherwise we return the actual length of the received
data */
if(len > copylen) {
return copylen;
} else {
return len;
}
return copylen;
}
/*-----------------------------------------------------------------------------------*/
int
@ -411,31 +402,6 @@ lwip_socket(int domain, int type, int protocol)
int
lwip_write(int s, void *data, int size)
{
struct lwip_socket *sock;
err_t err;
DEBUGF(SOCKETS_DEBUG, ("write: socket %d, size %d\n", s, size));
sock = get_socket(s);
if(sock == NULL) {
return -1;
}
switch(netconn_type(sock->conn)) {
case NETCONN_UDP:
return lwip_send(s, data, size, 0);
case NETCONN_TCP:
err = netconn_write(sock->conn, data, size, NETCONN_COPY);
break;
default:
err = ERR_ARG;
break;
}
if(err != ERR_OK) {
/* errno = ... */
return -1;
}
return size;
return lwip_send(s, data, size, 0);
}
/*-----------------------------------------------------------------------------------*/