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https://github.com/oxen-io/lokinet.git
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64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
/*
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* Copyright (c)2018-2019 Rick V. All rights reserved.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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/* this is a tiny build-time utility that base64 encodes up to 512K
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* of text/binary data from stdin. (On UNIX, we'd use GNU's [g]base64(1)
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* to encode the stream. Can't guarantee that a windows user will have cygwin
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* installed, so we bootstrap these at build-time instead.)
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*
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* here, it is used to encode the compressed zlib-stream of the
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* Netscape root certificate trust store on behalf of the lokinet
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* for NT bootstrap stubs.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "sysconf.h"
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#ifdef HAVE_SETMODE
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# define SET_BINARY_MODE(handle) setmode(handle, O_BINARY)
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#else
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# define SET_BINARY_MODE(handle) ((void)0)
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#endif
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#include <mbedtls/base64.h>
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#include <mbedtls/error.h>
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main(argc, argv)
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char** argv;
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{
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int size,r, inl;
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unsigned char in[524288];
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unsigned char out[1048576];
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unsigned char err[1024];
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memset(&in, 0, 524288);
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memset(&out, 0, 1048576);
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SET_BINARY_MODE(0);
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/* Read up to 512K of data from stdin */
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inl = fread(in, 1, 524288, stdin);
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r = mbedtls_base64_encode(out, 1048576, &size, in, inl);
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if (r)
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{
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mbedtls_strerror(r, err, 1024);
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printf("error: %s\n", err);
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return r;
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}
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fprintf(stdout, "%s", out);
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return 0;
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} |