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Winsock sockets are not in range 0..FD_SETSIZE. 

Shouldn't Curl_select() use curl_socket_t ?
This commit is contained in:
Gisle Vanem 2004-11-19 13:46:58 +00:00
parent 03e7b7c95f
commit 2b403db811
1 changed files with 8 additions and 2 deletions
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10
lib/select.c
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@ -33,6 +33,12 @@
#include "select.h"
#ifdef WIN32
#define VALID_SOCK(s) (1) /* Win-sockets are not in range [0..FD_SETSIZE> */
#else
#define VALID_SOCK(s) ((s) >= 0) && ((s) < FD_SETSIZE))
#endif
/*
* This is an internal function used for waiting for read or write
* events on single file descriptors. It attempts to replace select()
@ -104,7 +110,7 @@ int Curl_select(int readfd, int writefd, int timeout_ms)
FD_ZERO(&fds_read);
if (readfd != CURL_SOCKET_BAD) {
if ((readfd < 0) || (readfd >= FD_SETSIZE)) {
if (!VALID_SOCK(readfd)) {
errno = EINVAL;
return -1;
}
@ -115,7 +121,7 @@ int Curl_select(int readfd, int writefd, int timeout_ms)
FD_ZERO(&fds_write);
if (writefd != CURL_SOCKET_BAD) {
if ((writefd < 0) || (writefd >= FD_SETSIZE)) {
if (!VALID_SOCK(writefd)) {
errno = EINVAL;
return -1;
}