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Use SO_PEERSEC to get client secontext

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topjohnwu
2021-10-19 23:46:38 -07:00
parent fe41df87bb
commit 8d0dc37ec0
7 changed files with 47 additions and 43 deletions
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14
native/jni/core/socket.cpp
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@@ -20,9 +20,17 @@ socklen_t setup_sockaddr(sockaddr_un *sun, const char *name) {
return socket_len(sun);
}
void get_client_cred(int fd, ucred *cred) {
socklen_t len = sizeof(*cred);
getsockopt(fd, SOL_SOCKET, SO_PEERCRED, cred, &len);
bool get_client_cred(int fd, sock_cred *cred) {
socklen_t len = sizeof(ucred);
if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, cred, &len) != 0)
return false;
char buf[4096];
len = sizeof(buf);
if (getsockopt(fd, SOL_SOCKET, SO_PEERSEC, buf, &len) != 0)
return false;
buf[len] = '\0';
cred->context = buf;
return true;
}
static int send_fds(int sockfd, void *cmsgbuf, size_t bufsz, const int *fds, int cnt) {