diff options
Diffstat (limited to 'newlib/libc/iconv/lib/loaddata.c')
-rw-r--r-- | newlib/libc/iconv/lib/loaddata.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/newlib/libc/iconv/lib/loaddata.c b/newlib/libc/iconv/lib/loaddata.c deleted file mode 100644 index d5994c9ce..000000000 --- a/newlib/libc/iconv/lib/loaddata.c +++ /dev/null @@ -1,120 +0,0 @@ -/* - * Copyright (c) 2003, Artem B. Bityuckiy, SoftMine Corporation. - * Rights transferred to Franklin Electronic Publishers. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ -#include <sys/types.h> -#include <unistd.h> -#include <stdlib.h> -#include <fcntl.h> -#include <reent.h> -#include <assert.h> -#include "local.h" - -#ifdef _POSIX_MAPPED_FILES /* Should be defined in unistd.h if mmap/munmap */ -#include <sys/mman.h> /* are supported */ -#endif - -/* - * _iconv_load_file - load CCS file into memory. - * - * PARAMETERS: - * struct _reent *rptr - reent structure. - * _CONST char *fname - file name. - * _iconv_fd_t *desc - CCS file descriptor. - * - * DESCRIPTION: - * _iconv_load_file - is used to load charset file into memory. - * Uses mmap() if possible. To close file - use _iconv_unload_file. - * - * RETURN: 0 if success, -1 if failure. - */ -int -_DEFUN(_iconv_load_file, (rptr, fname, desc), - struct _reent *rptr _AND - _CONST char *fname _AND - _iconv_fd_t *desc) -{ - int fd; -#ifndef _POSIX_MAPPED_FILES - off_t len; -#endif - assert(desc != NULL); - - if ((fd = _open_r(rptr, fname, O_RDONLY, S_IRUSR)) < 0) - return -1; - - if ((desc->len = (size_t)_lseek_r(rptr, fd, 0, SEEK_END)) == (off_t)-1 || - _lseek_r(rptr, fd, 0, SEEK_SET) == (off_t)-1) - goto close_and_exit; - -#ifdef _POSIX_MAPPED_FILES - if ((desc->mem = _mmap_r(rptr, NULL, desc->len, - PROT_READ, MAP_FIXED, fd, (off_t)0)) == MAP_FAILED) - goto close_and_exit; -#else - if ((desc->mem = _malloc_r(rptr, desc->len)) == NULL) - goto close_and_exit; - - if ((len = _read_r(rptr, fd, desc->mem, desc->len)) < 0 || len != desc->len) - { - _free_r(rptr, desc->mem); - goto close_and_exit; - } -#endif /* #ifdef _POSIX_MAPPED_FILES */ - _close_r(rptr, fd); - - return 0; -close_and_exit: - _close_r(rptr, fd); - return -1; -} - -/* - * _iconv_unload_file - unload file loaded by _iconv_load_file. - * - * PARAMETERS: - * struct _reent *rptr - reent strucutre. - * _iconv_fd_t *desc - NLS file descriptor. - * - * DESCRIPTION: - * Unloads CCS file previously loaded with _iconv_load_file. - * - * RETURN: 0 if success, -1 if failure. - */ -int -_DEFUN(_iconv_unload_file, (rptr, desc), - struct _reent *rptr _AND - _iconv_fd_t *desc) -{ - assert(desc != NULL); - assert(desc->mem != NULL); -#ifdef _POSIX_MAPPED_FILES - assert(desc->len > 0); - return _munmap_r(rptr, desc->mem, desc->len); -#else - _free_r(rptr, desc->mem); - return 0; -#endif /* #ifdef _POSIX_MAPPED_FILES */ -} - |