Attachment 136038 Details for Bug 181092 – file.txt

file.txt

file.txt (text/plain), 3.06 KB, created by jell on 2013-08-06 15:30:00 UTC

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Creator: jell

Created: 2013-08-06 15:30:00 UTC

Size: 3.06 KB

patch

obsolete

>#include <stdio.h>
>#include <unistd.h>
>#include <sys/socket.h>
>#include <arpa/inet.h>
>#include <netinet/in.h>
>#include <stdlib.h>
>#include <string.h>
>#include <errno.h>
>
>void set_addr(struct sockaddr *pAddr, int domain, char *pAddress, unsigned short port)
>{
>	struct sockaddr_in *sin4 = NULL;
>    struct sockaddr_in6 *sin6 = NULL;
>	if (domain == AF_INET) {
>		struct sockaddr_in *sin4 = (struct sockaddr_in *)pAddr;
>		memset(sin4, 0, sizeof(struct sockaddr_in));
>        sin4->sin_family = AF_INET;
>        sin4->sin_port = htons(port);
>        if (pAddress == NULL) {
>			sin4->sin_addr.s_addr = htonl(INADDR_ANY);
>        }
>        else {
>			sin4->sin_addr.s_addr = inet_addr(pAddress);
>        }
>    }
>    else {
>		struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)pAddr;
>		memset(sin6, 0, sizeof(struct sockaddr_in6));
>        sin6->sin6_family = AF_INET6;
>        sin6->sin6_port = htons(port);
>        if (pAddress == NULL) {
>			sin6->sin6_addr = in6addr_any;
>		}
>        else {
>			inet_pton(AF_INET6, pAddress, &sin6->sin6_addr);
>		}
>    }
>}
>
>void usage()
>{
>    printf("usage:\n\t test ipv6_address send_size\ne.g.\n\ttest 2000:56::56 9183");
>    exit(0);
>}
>
>int main(int argc, char* argv[])
>{
>    int buffer_size = 9183;
>    int s = -1;
>    char *pTmpBuffer = NULL;
>    int nRet = 0;
>    struct sockaddr_in6  sin6;
>    char *pAddress;
>    static struct msghdr smsghdr;
>    struct iovec iov[2];
>    static char *scmsg = 0;
>    struct cmsghdr *scmsgp = 0;
>    int ip6optlen = 0;
>    int hoplimit = 200;
>    
>    if (argc >= 3) {
>        pAddress = argv[1];/* get the IP address */
>        
>        buffer_size = atoi(argv[2]); /* get the send buffer size */
>        if (buffer_size <= 0) {
>            usage();
>        }
>    }
>    else {
>        usage();
>    }
>    
>    s = socket(AF_INET6, SOCK_RAW, 3);
>    if (s < 0) {
>        perror("create socket error\n");
>        exit(-1);
>    }
>    
>    pTmpBuffer = (char *)malloc(buffer_size);
>    if (pTmpBuffer == NULL) {
>        perror("malloc failed:");
>        exit(-1);
>    }
>    memset(pTmpBuffer, 0, buffer_size);
>    
>    memset(&smsghdr, 0, sizeof(smsghdr));
>    
>	set_addr((struct sockaddr *)&sin6, AF_INET6, pAddress, 0);
>    smsghdr.msg_name = (char *)&sin6;
>    smsghdr.msg_namelen = sizeof(sin6);
>                
>    ip6optlen = CMSG_SPACE(sizeof(int));
>    scmsg = (char *)malloc(ip6optlen);
>    smsghdr.msg_control = (caddr_t)scmsg;
>    smsghdr.msg_controllen = ip6optlen;
>                
>    scmsgp = (struct cmsghdr *)scmsg;
>    scmsgp->cmsg_len = CMSG_LEN(sizeof(int));
>    scmsgp->cmsg_level = IPPROTO_IPV6;
>    scmsgp->cmsg_type = IPV6_HOPLIMIT;
>                
>    *(int *)(CMSG_DATA(scmsgp)) = hoplimit;
>    scmsgp = CMSG_NXTHDR(&smsghdr, scmsgp);
>    
>            
>    memset(&iov, 0, sizeof(iov));
>    iov[0].iov_base = (char *)pTmpBuffer;
>    iov[0].iov_len = buffer_size;
>    smsghdr.msg_iov = iov;
>    smsghdr.msg_iovlen = 1;
>            
>    nRet = sendmsg(s, &smsghdr, 0);
>
>    free(pTmpBuffer);
>
>    if (nRet < 0) {
>        perror("sendmsg failed:");
>        exit(-1);
>    }
>    
>    printf("success send size: %d bytes\n", nRet);
>
>    return 0;
>}

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Attachments on bug 181092: 136038