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use libco instead of state-thread(st), still have some bug

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xiaozhihong 2020-02-16 21:07:54 +08:00
parent 51d6c367f5
commit 7c8a35aea9
88 changed files with 4836 additions and 19273 deletions
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103
trunk/3rdparty/st-srs/examples/lookupdns.c vendored
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@ -1,103 +0,0 @@
/*
* Portions created by SGI are Copyright (C) 2000 Silicon Graphics, Inc.
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Silicon Graphics, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include "st.h"
#if !defined(NETDB_INTERNAL) && defined(h_NETDB_INTERNAL)
#define NETDB_INTERNAL h_NETDB_INTERNAL
#endif
/* Resolution timeout (in microseconds) */
#define TIMEOUT (2*1000000LL)
/* External function defined in the res.c file */
int dns_getaddr(const char *host, struct in_addr *addr, st_utime_t timeout);
void *do_resolve(void *host)
{
struct in_addr addr;
/* Use dns_getaddr() instead of gethostbyname(3) to get IP address */
if (dns_getaddr(host, &addr, TIMEOUT) < 0) {
fprintf(stderr, "dns_getaddr: can't resolve %s: ", (char *)host);
if (h_errno == NETDB_INTERNAL)
perror("");
else
herror("");
} else
printf("%-40s %s\n", (char *)host, inet_ntoa(addr));
return NULL;
}
/*
* Asynchronous DNS host name resolution. This program creates one
* ST thread for each host name (specified as command line arguments).
* All threads do host name resolution concurrently.
*/
int main(int argc, char *argv[])
{
int i;
if (argc < 2) {
fprintf(stderr, "Usage: %s <hostname1> [<hostname2>] ...\n", argv[0]);
exit(1);
}
if (st_init() < 0) {
perror("st_init");
exit(1);
}
for (i = 1; i < argc; i++) {
/* Create a separate thread for each host name */
if (st_thread_create(do_resolve, argv[i], 0, 0) == NULL) {
perror("st_thread_create");
exit(1);
}
}
st_thread_exit(NULL);
/* NOTREACHED */
return 1;
}