80 lines
2.6 KiB
ObjectPascal
80 lines
2.6 KiB
ObjectPascal
// Copyright 2021 Angus C
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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{
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Prog->Base64 - Base64 encode and decode.
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@author(Angus C <[email protected]>)
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}
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unit app.base64;
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interface
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uses
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io.stdio, core.util, arch.platform.cpu, core.strings, debug.tracer, core.enc.base64, memory.heap;
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procedure init();
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implementation
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procedure run(Params : PParamList; stdin_buf, stdout_buf, stderr_buf : POutBuf);
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var
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input : pchar;
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pinput : pchar;
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encdec : pchar;
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result : pchar;
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i : uInt32;
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PSize : uInt32;
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begin
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debug.tracer.push_trace('base64_prog.run');
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if paramCount(Params) > 1 then begin
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encdec := getParam(0, Params);
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if stringEquals(encdec, 'encode') then begin
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PSize := 0;
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for i := 1 to ParamCount(params) - 1 do begin
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PSize := PSize + stringSize(getParam(i, Params));
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end;
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Psize := PSize + 1 + (ParamCount(params) - 1);
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input := pchar(kalloc(PSize));
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pinput := input;
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for i := 1 to ParamCount(params) - 1 do begin
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memcpy(uInt32(getParam(i, Params)), uInt32(pinput), stringSize(getParam(i, Params)));
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inc(pinput, stringSize(getParam(i, Params)));
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pinput^ := ' ';
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inc(pinput);
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end;
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dec(pinput);
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pinput^ := #0;
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result := b64_encode_str(input);
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io.stdio.bufWriteStrLn(stdout_buf, result);
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kfree(void(result));
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end else if stringEquals(encdec, 'decode') then begin
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input := getParam(1, Params);
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result := b64_decode_str(input);
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io.stdio.bufWriteStrLn(stdout_buf, result);
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kfree(void(result));
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end else io.stdio.bufWriteStrLn(stderr_buf, 'Usage: core.enc.base64 <encode/decode> <text>');
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end else begin
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io.stdio.bufWriteStrLn(stderr_buf, 'Usage: core.enc.base64 <encode/decode> <text>');
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end;
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end;
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procedure init();
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begin
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debug.tracer.push_trace('base64_prog.init');
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io.stdio.registerCommand('BASE64', @Run, 'Perform Base64 Encode/Decode.');
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end;
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end. |