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Diffstat (limited to 'newlib/libc/iconv/lib/ces.c')
-rw-r--r-- | newlib/libc/iconv/lib/ces.c | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/newlib/libc/iconv/lib/ces.c b/newlib/libc/iconv/lib/ces.c new file mode 100644 index 000000000..1ac6174b3 --- /dev/null +++ b/newlib/libc/iconv/lib/ces.c @@ -0,0 +1,141 @@ +/*- + * Copyright (c) 1999, 2000 + * Konstantin Chuguev. All rights reserved. + * + * 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. + * + * iconv (Charset Conversion Library) v2.0 + */ +#ifdef ENABLE_ICONV + +#include <_ansi.h> +#include <errno.h> +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <reent.h> +#include "local.h" + +static int +_DEFUN(close_builtin, (rptr, ces), + struct _reent *rptr _AND + _VOID_PTR ces) +{ + return ((struct iconv_ces *)ces)->desc->close(rptr, + ((struct iconv_ces *)ces)->data); +} + +static int +_DEFUN(ces_instance_init, (rptr, ces, name, desc), + struct _reent *rptr _AND + struct iconv_ces *ces _AND + _CONST char *name _AND + _CONST struct iconv_ces_desc *desc) +{ + int res = desc->init(rptr, &(ces->data), name, desc->data); + + if (res) + return __errno_r(rptr) = res; + ces->desc = desc; + ces->close = close_builtin; + return 0; +} + +static int +_DEFUN(ces_init_builtin, (rptr, ces, name), + struct _reent *rptr _AND + struct iconv_ces *ces _AND + _CONST char *name) +{ + _CONST iconv_builtin_table *ces_ptr; + for (ces_ptr = iconv_builtin_ces; ces_ptr->key != NULL; ces_ptr ++) + if (strcmp(ces_ptr->key, name) == 0) + return ces_instance_init(rptr, ces, name, + (_CONST struct iconv_ces_desc *)(ces_ptr->value)); + return __errno_r(rptr) = EINVAL; +} + +int +_DEFUN(iconv_ces_init, (rptr, ces, name), + struct _reent *rptr _AND + struct iconv_ces *ces _AND + _CONST char *name) +{ + return ces_init_builtin(rptr, ces, name) + && ces_instance_init(rptr, ces, name, &iconv_ces_table_driven); +} + +int +_DEFUN(iconv_ces_init_state, (rptr, res, name, data), + struct _reent *rptr _AND + _VOID_PTR *res _AND + _CONST char *name _AND + _CONST _VOID_PTR data) +{ + if ((*res = _malloc_r(rptr, sizeof(int))) == NULL) + return __errno_r(rptr); + memset(*res, '\0', sizeof(int)); + return 0; +} + +int +_DEFUN(iconv_ces_close_state, (rptr, data), + struct _reent *rptr _AND + _VOID_PTR data) +{ + if (data != NULL) + _free_r(rptr, data); + return 0; +} + +_VOID +_DEFUN(iconv_ces_reset_state, (data), _VOID_PTR data) +{ + *(int *)data = 0; +} + +int +_DEFUN(iconv_ces_init_null, (rptr, res, name, data), + struct _reent *rptr _AND + _VOID_PTR *res _AND + _CONST char *name _AND + _CONST _VOID_PTR data) +{ + return 0; +} + +int +_DEFUN(iconv_ces_close_null, (rptr, data), + struct _reent *rptr _AND + _VOID_PTR data) +{ + return 0; +} + +_VOID +_DEFUN(iconv_ces_reset_null, (data), _VOID_PTR data) +{ +} + +#endif /* #ifdef ENABLE_ICONV */ + |