43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
// Copyright 2022 Dietrich Epp.
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// This file is part of SyncFiles. SyncFiles is licensed under the terms of the
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// Mozilla Public License, version 2.0. See LICENSE.txt for details.
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#include "convert/convert.h"
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struct ConvertEngine {
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ConvertBuildf build;
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ConvertRunf run;
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};
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const struct ConvertEngine kEngines[][2] = {
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{{Convert1fBuild, Convert1fRun}, {Convert1rBuild, Convert1rRun}}};
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int ConverterBuild(struct Converter *c, Handle data, Size datasz,
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ConvertDirection direction)
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{
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int engine;
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const struct ConvertEngine *funcs;
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Handle out;
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ErrorCode err;
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if (datasz == 0) {
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return kErrorBadData;
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}
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engine = (UInt8)(**data) - 1;
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if (engine < 0 || (int)(sizeof(kEngines) / sizeof(*kEngines)) <= engine) {
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// Invalid engine.
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return kErrorBadData;
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}
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funcs = &kEngines[engine][direction];
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if (funcs->build == NULL || funcs->run == NULL) {
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// Invalid engine.
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return kErrorBadData;
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}
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err = funcs->build(&out, data, datasz);
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if (err != 0) {
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return err;
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}
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c->data = out;
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c->run = funcs->run;
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return 0;
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}
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