From 3dad2125b9048fdc3790d3e7c4770f7174be889c Mon Sep 17 00:00:00 2001 From: "Markus F.X.J. Oberhumer" Date: Thu, 15 Apr 2021 18:37:32 +0200 Subject: util: add safe_read_all() and safe_write_all() functions. --- util.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'util.h') diff --git a/util.h b/util.h index ef67566..7293d50 100644 --- a/util.h +++ b/util.h @@ -230,9 +230,19 @@ int bfs_minor(dev_t dev); */ ssize_t safe_read(int fd, void *buf, size_t nbytes); +/** + * A safe version of read() that handles interrupted system calls and partial reads. + */ +ssize_t safe_read_all(int fd, void *buf, size_t nbytes); + /** * A safe version of write() that handles interrupted system calls. */ ssize_t safe_write(int fd, const void *buf, size_t nbytes); +/** + * A safe version of write() that handles interrupted system calls and partial writes. + */ +ssize_t safe_write_all(int fd, const void *buf, size_t nbytes); + #endif // BFS_UTIL_H -- cgit v1.2.3