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First curl_multi_socket() commit. Should primarily be considered as an internal

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code rearrange to fit the future better.
This commit is contained in:
Daniel Stenberg
2006-04-10 15:00:53 +00:00
parent 5dc02d53c3
commit 686d90745b
21 changed files with 1609 additions and 545 deletions
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45
lib/transfer.c
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@@ -101,6 +101,7 @@
#include "share.h"
#include "memory.h"
#include "select.h"
#include "multiif.h"
#include "easyif.h" /* for Curl_convert_to_network prototype */
#define _MPRINTF_REPLACE /* use our functions only */
@@ -1522,34 +1523,42 @@ CURLcode Curl_readwrite_init(struct connectdata *conn)
}
/*
* Curl_single_fdset() gets called by the multi interface code when the app
* has requested to get the fd_sets for the current connection. This function
* Curl_single_getsock() gets called by the multi interface code when the app
* has requested to get the sockets for the current connection. This function
* will then be called once for every connection that the multi interface
* keeps track of. This function will only be called for connections that are
* in the proper state to have this information available.
*/
void Curl_single_fdset(struct connectdata *conn,
fd_set *read_fd_set,
fd_set *write_fd_set,
fd_set *exc_fd_set,
int *max_fd)
int Curl_single_getsock(struct connectdata *conn,
curl_socket_t *sock, /* points to numsocks number
of sockets */
int numsocks)
{
*max_fd = -1; /* init */
int bitmap = GETSOCK_BLANK;
int index = 0;
if(numsocks < 2)
/* simple check but we might need two slots */
return GETSOCK_BLANK;
if(conn->keep.keepon & KEEP_READ) {
FD_SET(conn->sockfd, read_fd_set);
*max_fd = (int)conn->sockfd;
bitmap |= GETSOCK_READSOCK(index);
sock[index] = conn->sockfd;
}
if(conn->keep.keepon & KEEP_WRITE) {
FD_SET(conn->writesockfd, write_fd_set);
/* since sockets are curl_socket_t nowadays, we typecast it to int here
to compare it nicely */
if((int)conn->writesockfd > *max_fd)
*max_fd = (int)conn->writesockfd;
if((conn->sockfd != conn->writesockfd) &&
(conn->keep.keepon & KEEP_READ)) {
/* only if they are not the same socket and we had a readable one,
we increase index */
index++;
sock[index] = conn->writesockfd;
}
bitmap |= GETSOCK_WRITESOCK(index);
}
/* we don't use exceptions, only touch that one to prevent compiler
warnings! */
*exc_fd_set = *exc_fd_set;
return bitmap;
}