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9091f57)
This patch is ugly as hell and only compile-tested. It obviously
needs more work (or a totally different approch like using the usual
send/recv functions in case ucred is not available).
MacOs testers are welcome.
extern void (*crypt_function_recv)(unsigned long len, const unsigned char *indata, unsigned char *outdata);
extern void (*crypt_function_send)(unsigned long len, const unsigned char *indata, unsigned char *outdata);
extern void (*crypt_function_recv)(unsigned long len, const unsigned char *indata, unsigned char *outdata);
extern void (*crypt_function_send)(unsigned long len, const unsigned char *indata, unsigned char *outdata);
+
+#ifndef HAVE_UCRED
+ struct ucred {
+ uid_t uid, pid, gid;
+};
+#endif /* HAVE_UCRED */
+
/**
* initialize a struct sockaddr_in
* @param addr A pointer to the struct to be initialized
/**
* initialize a struct sockaddr_in
* @param addr A pointer to the struct to be initialized
msg.msg_iovlen = 1;
msg.msg_control = control;
msg.msg_controllen = sizeof(control);
msg.msg_iovlen = 1;
msg.msg_control = control;
msg.msg_controllen = sizeof(control);
/* attach the ucred struct */
cmsg = CMSG_FIRSTHDR(&msg);
cmsg->cmsg_level = SOL_SOCKET;
/* attach the ucred struct */
cmsg = CMSG_FIRSTHDR(&msg);
cmsg->cmsg_level = SOL_SOCKET;
cmsg->cmsg_len = CMSG_LEN(sizeof(struct ucred));
*(struct ucred *)CMSG_DATA(cmsg) = c;
msg.msg_controllen = cmsg->cmsg_len;
cmsg->cmsg_len = CMSG_LEN(sizeof(struct ucred));
*(struct ucred *)CMSG_DATA(cmsg) = c;
msg.msg_controllen = cmsg->cmsg_len;
ret = sendmsg(sock, &msg, 0);
if (ret < 0)
ret = -E_SENDMSG;
ret = sendmsg(sock, &msg, 0);
if (ret < 0)
ret = -E_SENDMSG;
* \param fd the socket file descriptor
* \param buf the buffer to store the message
* \param size the size of \a buffer
* \param fd the socket file descriptor
* \param buf the buffer to store the message
* \param size the size of \a buffer
- * \param cred the credentials are returned here
*
* \return negative on errors, the user id on success.
*
*
* \return negative on errors, the user id on success.
*
struct msghdr msg;
struct cmsghdr *cmsg;
struct iovec iov;
struct msghdr msg;
struct cmsghdr *cmsg;
struct iovec iov;
int yes = 1;
struct ucred cred;
int yes = 1;
struct ucred cred;
setsockopt(fd, SOL_SOCKET, SO_PASSCRED, &yes, sizeof(int));
setsockopt(fd, SOL_SOCKET, SO_PASSCRED, &yes, sizeof(int));
memset(&msg, 0, sizeof(msg));
memset(buf, 0, size);
iov.iov_base = buf;
memset(&msg, 0, sizeof(msg));
memset(buf, 0, size);
iov.iov_base = buf;
msg.msg_controllen = sizeof(control);
if (recvmsg(fd, &msg, 0) < 0)
return -E_RECVMSG;
msg.msg_controllen = sizeof(control);
if (recvmsg(fd, &msg, 0) < 0)
return -E_RECVMSG;
result = -E_SCM_CREDENTIALS;
cmsg = CMSG_FIRSTHDR(&msg);
while (cmsg) {
result = -E_SCM_CREDENTIALS;
cmsg = CMSG_FIRSTHDR(&msg);
while (cmsg) {
}
cmsg = CMSG_NXTHDR(&msg, cmsg);
}
}
cmsg = CMSG_NXTHDR(&msg, cmsg);
}
* \return The file descriptor of the created socket, negative
* on errors.
*
* \return The file descriptor of the created socket, negative
* on errors.
*
* \sa setsockopt(2)
* \sa bind(2)
* \sa listen(2)
* \sa setsockopt(2)
* \sa bind(2)
* \sa listen(2)