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107 lines
2.7 KiB
C
107 lines
2.7 KiB
C
/*
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Copyright (c) 2017, Olaf Seibert
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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o Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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o Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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o Neither the name of the copyright holder nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
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USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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DAMAGE.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "util.h"
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#include "mlb.h"
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#include "object.h"
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MLB_VTBL *mlb_vtbls[] = {
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&mlb_rsx_vtbl,
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&mlb_rt11_vtbl,
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NULL
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};
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static MLB *mlb_open_fmt(
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char *name,
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int allow_object_library,
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int object_format)
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{
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MLB_VTBL *vtbl;
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MLB *mlb = NULL;
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int i;
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for (i = 0; (vtbl = mlb_vtbls[i]); i++) {
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if (vtbl->mlb_is_rt11 == object_format) {
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mlb = vtbl->mlb_open(name, allow_object_library);
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if (mlb != NULL) {
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mlb->name = memcheck(strdup(name));
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break;
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}
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}
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}
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return mlb;
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}
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MLB *mlb_open(
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char *name,
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int allow_object_library)
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{
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MLB *mlb = NULL;
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/*
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* First try the open function for the currently set object format.
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* If that fails, try the other one.
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*/
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mlb = mlb_open_fmt(name, allow_object_library, rt11);
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if (mlb == NULL) {
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mlb = mlb_open_fmt(name, allow_object_library, !rt11);
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}
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return mlb;
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}
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BUFFER *mlb_entry(
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MLB *mlb,
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char *name)
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{
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return mlb->vtbl->mlb_entry(mlb, name);
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}
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void mlb_close(
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MLB *mlb)
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{
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free(mlb->name);
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mlb->vtbl->mlb_close(mlb);
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}
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void mlb_extract(
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MLB *mlb)
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{
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mlb->vtbl->mlb_extract(mlb);
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}
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