tree-wide: use UINT64_MAX or friends

[thirdparty/systemd.git] / src / basic / io-util.h

diff --git a/src/basic/io-util.h b/src/basic/io-util.h
index 792a64ad5ed3beb6e640c78fda34f8e58a4bdaa9..d98817f760955104a6b655a27d79de05d31b9051 100644 (file)
--- a/src/basic/io-util.h
+++ b/src/basic/io-util.h
@@ -1,6 +1,7 @@
-/* SPDX-License-Identifier: LGPL-2.1+ */
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once
 
+#include <poll.h>
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
@@ -18,6 +19,7 @@ int loop_write(int fd, const void *buf, size_t nbytes, bool do_poll);
 
 int pipe_eof(int fd);
 
+int ppoll_usec(struct pollfd *fds, size_t nfds, usec_t timeout);
 int fd_wait_for_event(int fd, int event, usec_t timeout);
 
 ssize_t sparse_write(int fd, const void *p, size_t sz, size_t run_length);
@@ -60,7 +62,7 @@ static inline bool FILE_SIZE_VALID_OR_INFINITY(uint64_t l) {
 
         /* Same as above, but allows one extra value: -1 as indication for infinity. */
 
-        if (l == (uint64_t) -1)
+        if (l == UINT64_MAX)
                 return true;
 
         return FILE_SIZE_VALID(l);
@@ -73,3 +75,20 @@ static inline bool FILE_SIZE_VALID_OR_INFINITY(uint64_t l) {
 #define IOVEC_MAKE_STRING(string) (struct iovec) IOVEC_INIT_STRING(string)
 
 char* set_iovec_string_field(struct iovec *iovec, size_t *n_iovec, const char *field, const char *value);
+char* set_iovec_string_field_free(struct iovec *iovec, size_t *n_iovec, const char *field, char *value);
+
+struct iovec_wrapper {
+        struct iovec *iovec;
+        size_t count;
+        size_t size_bytes;
+};
+
+struct iovec_wrapper *iovw_new(void);
+struct iovec_wrapper *iovw_free(struct iovec_wrapper *iovw);
+struct iovec_wrapper *iovw_free_free(struct iovec_wrapper *iovw);
+void iovw_free_contents(struct iovec_wrapper *iovw, bool free_vectors);
+int iovw_put(struct iovec_wrapper *iovw, void *data, size_t len);
+int iovw_put_string_field(struct iovec_wrapper *iovw, const char *field, const char *value);
+int iovw_put_string_field_free(struct iovec_wrapper *iovw, const char *field, char *value);
+void iovw_rebase(struct iovec_wrapper *iovw, char *old, char *new);
+size_t iovw_size(struct iovec_wrapper *iovw);