tomFlowee
c63519fa47
The leveldb and univalue 3rd party libraries are not installed and not needed by anyone outside of the Hub. So move them there, making it easier for 3rd party usage.
83 lines
1.8 KiB
C++
83 lines
1.8 KiB
C++
// Copyright 2014 BitPay Inc.
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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//
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// To re-create univalue_escapes.h:
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// $ g++ -o gen gen.cpp
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// $ ./gen > univalue_escapes.h
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//
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#include <stdio.h>
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#include <string.h>
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#include "univalue.h"
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static bool initEscapes;
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static std::string escapes[256];
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static void initJsonEscape()
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{
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// Escape all lower control characters (some get overridden with smaller sequences below)
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for (int ch=0x00; ch<0x20; ++ch) {
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char tmpbuf[20];
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snprintf(tmpbuf, sizeof(tmpbuf), "\\u%04x", ch);
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escapes[ch] = std::string(tmpbuf);
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}
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escapes[(int)'"'] = "\\\"";
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escapes[(int)'\\'] = "\\\\";
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escapes[(int)'\b'] = "\\b";
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escapes[(int)'\f'] = "\\f";
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escapes[(int)'\n'] = "\\n";
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escapes[(int)'\r'] = "\\r";
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escapes[(int)'\t'] = "\\t";
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escapes[(int)'\x7f'] = "\\u007f"; // U+007F DELETE
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initEscapes = true;
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}
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static void outputEscape()
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{
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printf( "// Automatically generated file. Do not modify.\n"
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"#ifndef BITCOIN_UNIVALUE_UNIVALUE_ESCAPES_H\n"
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"#define BITCOIN_UNIVALUE_UNIVALUE_ESCAPES_H\n"
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"static const char *escapes[256] = {\n");
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for (unsigned int i = 0; i < 256; i++) {
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if (escapes[i].empty()) {
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printf("\tNULL,\n");
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} else {
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printf("\t\"");
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unsigned int si;
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for (si = 0; si < escapes[i].size(); si++) {
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char ch = escapes[i][si];
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switch (ch) {
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case '"':
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printf("\\\"");
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break;
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case '\\':
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printf("\\\\");
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break;
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default:
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printf("%c", escapes[i][si]);
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break;
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}
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}
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printf("\",\n");
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}
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}
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printf( "};\n"
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"#endif // BITCOIN_UNIVALUE_UNIVALUE_ESCAPES_H\n");
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}
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int main (int argc, char *argv[])
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{
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initJsonEscape();
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outputEscape();
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return 0;
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}
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