#include "qemu/xattr.h"
#include "9p-iov-marshal.h"
#include "hw/9pfs/9p-proxy.h"
+#include "hw/9pfs/9p-util.h"
#include "fsdev/9p-iov-marshal.h"
#define PROGNAME "virtfs-proxy-helper"
}
}
+/*
+ * Open regular file or directory. Attempts to open any special file are
+ * rejected.
+ *
+ * returns file descriptor or -1 on error
+ */
+static int open_regular(const char *pathname, int flags, mode_t mode)
+{
+ int fd;
+
+ fd = open(pathname, flags, mode);
+ if (fd < 0) {
+ return fd;
+ }
+
+ if (close_if_special_file(fd) < 0) {
+ return -1;
+ }
+
+ return fd;
+}
+
/*
* send response in two parts
* 1) ProxyHeader
if (ret < 0) {
goto unmarshal_err_out;
}
- ret = open(path.data, flags, mode);
+ ret = open_regular(path.data, flags, mode);
if (ret < 0) {
ret = -errno;
}
if (ret < 0) {
goto err_out;
}
- ret = open(path.data, flags);
+ ret = open_regular(path.data, flags, 0);
if (ret < 0) {
ret = -errno;
}