implement a way for programs in the mount namespace (with glibc binaries) to launch processes in the original namespace (with musl binaries)

1 files changed, 35 insertions, 0 deletions

diff --git a/utils.h b/utils.h
new file mode 100644
index 0000000..cc9f610
--- /dev/null
+++ b/utils.h
@@ -0,0 +1,35 @@
+#ifndef VOIDNSRUN_UTILS_H
+#define VOIDNSRUN_UTILS_H
+
+#include <stdbool.h>
+#include "config.h"
+
+struct strarray {
+    size_t end;
+    size_t size;
+    char **list;
+};
+
+struct intarray {
+    size_t end;
+    size_t size;
+    int *list;
+};
+
+bool isdir(const char *s);
+bool isexe(const char *s);
+bool exists(const char *s);
+bool mkfile(const char *s);
+
+int send_fd(int sock, int fd);
+int recv_fd(int sock);
+
+bool isxbpscommand(const char *s);
+
+void strarray_alloc(struct strarray *a, size_t size);
+bool strarray_append(struct strarray *a, char *s);
+
+void intarray_alloc(struct intarray *i, size_t size);
+bool intarray_append(struct intarray *a, int i);
+
+#endif //VOIDNSRUN_UTILS_H