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userland: convert make to python

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Ciro Santilli 六四事件 法轮功
2019-03-11 00:00:00 +00:00
parent 0deab8f8f7
commit 1a0d15ca86
19 changed files with 445 additions and 290 deletions
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57
userland/netlink.c
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@@ -20,33 +20,32 @@ struct msghdr msg;
struct nlmsghdr *nlh;
struct sockaddr_nl src_addr, dest_addr;
int main(void)
{
sock_fd = socket(PF_NETLINK, SOCK_RAW, NETLINK_USER);
if (sock_fd < 0) {
perror("socket");
return EXIT_FAILURE;
}
src_addr.nl_family = AF_NETLINK;
src_addr.nl_pid = getpid();
bind(sock_fd, (struct sockaddr *)&src_addr, sizeof(src_addr));
dest_addr.nl_family = AF_NETLINK;
nlh = (struct nlmsghdr *)malloc(NLMSG_SPACE(MAX_PAYLOAD));
memset(nlh, 0, NLMSG_SPACE(MAX_PAYLOAD));
nlh->nlmsg_len = NLMSG_SPACE(MAX_PAYLOAD);
nlh->nlmsg_pid = getpid();
nlh->nlmsg_flags = 0;
strcpy(NLMSG_DATA(nlh), "user request");
iov.iov_base = (void *)nlh;
iov.iov_len = nlh->nlmsg_len;
msg.msg_name = (void *)&dest_addr;
msg.msg_namelen = sizeof(dest_addr);
msg.msg_iov = &iov;
msg.msg_iovlen = 1;
fprintf(stderr, "before sendmsg\n");
sendmsg(sock_fd, &msg, 0);
fprintf(stderr, "after sendmsg\n");
recvmsg(sock_fd, &msg, 0);
printf("%s\n", (char *)NLMSG_DATA(nlh));
close(sock_fd);
int main(void) {
sock_fd = socket(PF_NETLINK, SOCK_RAW, NETLINK_USER);
if (sock_fd < 0) {
perror("socket");
return EXIT_FAILURE;
}
src_addr.nl_family = AF_NETLINK;
src_addr.nl_pid = getpid();
bind(sock_fd, (struct sockaddr *)&src_addr, sizeof(src_addr));
dest_addr.nl_family = AF_NETLINK;
nlh = (struct nlmsghdr *)malloc(NLMSG_SPACE(MAX_PAYLOAD));
memset(nlh, 0, NLMSG_SPACE(MAX_PAYLOAD));
nlh->nlmsg_len = NLMSG_SPACE(MAX_PAYLOAD);
nlh->nlmsg_pid = getpid();
nlh->nlmsg_flags = 0;
strcpy(NLMSG_DATA(nlh), "user request");
iov.iov_base = (void *)nlh;
iov.iov_len = nlh->nlmsg_len;
msg.msg_name = (void *)&dest_addr;
msg.msg_namelen = sizeof(dest_addr);
msg.msg_iov = &iov;
msg.msg_iovlen = 1;
fprintf(stderr, "before sendmsg\n");
sendmsg(sock_fd, &msg, 0);
fprintf(stderr, "after sendmsg\n");
recvmsg(sock_fd, &msg, 0);
printf("%s\n", (char *)NLMSG_DATA(nlh));
close(sock_fd);
}