Split util headers

native/jni/utils/include/files.h

@@ -0,0 +1,73 @@
+#pragma once
+
+#define do_align(p, a)  (((p) + (a) - 1) / (a) * (a))
+#define align_off(p, a) (do_align(p, a) - (p))
+
+struct file_attr {
+	struct stat st;
+	char con[128];
+};
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ssize_t fd_path(int fd, char *path, size_t size);
+int fd_pathat(int dirfd, const char *name, char *path, size_t size);
+int mkdirs(const char *pathname, mode_t mode);
+void rm_rf(const char *path);
+void mv_f(const char *source, const char *destination);
+void mv_dir(int src, int dest);
+void cp_afc(const char *source, const char *destination);
+void link_dir(int src, int dest);
+int getattr(const char *path, struct file_attr *a);
+int getattrat(int dirfd, const char *name, struct file_attr *a);
+int fgetattr(int fd, struct file_attr *a);
+int setattr(const char *path, struct file_attr *a);
+int setattrat(int dirfd, const char *name, struct file_attr *a);
+int fsetattr(int fd, struct file_attr *a);
+void fclone_attr(int sourcefd, int targetfd);
+void clone_attr(const char *source, const char *target);
+void fd_full_read(int fd, void **buf, size_t *size);
+void full_read(const char *filename, void **buf, size_t *size);
+void write_zero(int fd, size_t size);
+
+#ifdef __cplusplus
+}
+
+#include <functional>
+#include <string_view>
+
+void file_readline(const char *file, const std::function<bool (std::string_view)> &fn, bool trim = false);
+void parse_prop_file(const char *file, const std::function
+		<bool(std::string_view, std::string_view)> &fn);
+void *__mmap(const char *filename, size_t *size, bool rw);
+void frm_rf(int dirfd, std::initializer_list<const char *> excl = std::initializer_list<const char *>());
+void clone_dir(int src, int dest, bool overwrite = true);
+void parse_mnt(const char *file, const std::function<bool (mntent*)> &fn);
+
+template <typename B>
+void mmap_ro(const char *filename, B &buf, size_t &sz) {
+	buf = (B) __mmap(filename, &sz, false);
+}
+
+template <typename B, typename L>
+void mmap_ro(const char *filename, B &buf, L &sz) {
+	size_t __sz;
+	buf = (B) __mmap(filename, &__sz, false);
+	sz = __sz;
+}
+
+template <typename B>
+void mmap_rw(const char *filename, B &buf, size_t &sz) {
+	buf = (B) __mmap(filename, &sz, true);
+}
+
+template <typename B, typename L>
+void mmap_rw(const char *filename, B &buf, L &sz) {
+	size_t __sz;
+	buf = (B) __mmap(filename, &__sz, true);
+	sz = __sz;
+}
+
+#endif