Mercurial > dovecot > original-hg > dovecot-1.2
view src/lib/read-full.c @ 3749:194295062e5e HEAD
Added kqueue support. Patch by Vaclav Haisman.
author | Timo Sirainen <tss@iki.fi> |
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date | Wed, 14 Dec 2005 20:51:52 +0200 |
parents | e1443315294c |
children | 65c69a53a7be |
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/* Copyright (c) 2003 Timo Sirainen */ #include "lib.h" #include "read-full.h" #include <unistd.h> int read_full(int fd, void *data, size_t size) { ssize_t ret; while (size > 0) { ret = read(fd, data, size < SSIZE_T_MAX ? size : SSIZE_T_MAX); if (ret <= 0) return ret; data = PTR_OFFSET(data, ret); size -= ret; } return 1; } int pread_full(int fd, void *data, size_t size, off_t offset) { ssize_t ret; while (size > 0) { ret = pread(fd, data, size < SSIZE_T_MAX ? size : SSIZE_T_MAX, offset); if (ret <= 0) return ret; data = PTR_OFFSET(data, ret); size -= ret; offset += ret; } return 1; }