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author | Luke Dashjr <luke-jr+git@utopios.org> | 2016-08-09 05:45:50 +0000 |
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committer | Luke Dashjr <luke-jr+git@utopios.org> | 2016-08-09 05:45:50 +0000 |
commit | df634908ba758232413c50e8f1f7a80d546d777b (patch) | |
tree | 92cccae378b192f5f70986d2167209cbfd24ae08 /src/univalue/gen | |
parent | e98e3dde6a976a2c8f266ee963d6931fd4b37262 (diff) | |
parent | e4382fbef56a0e04b0ed834e8b3a3a16f81db149 (diff) | |
download | bitcoin-df634908ba758232413c50e8f1f7a80d546d777b.tar.xz |
Merge tag 'branch-0.13' into bugfix_gitdir
Diffstat (limited to 'src/univalue/gen')
-rw-r--r-- | src/univalue/gen/gen.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/univalue/gen/gen.cpp b/src/univalue/gen/gen.cpp new file mode 100644 index 0000000000..17f361941d --- /dev/null +++ b/src/univalue/gen/gen.cpp @@ -0,0 +1,84 @@ +// Copyright 2014 BitPay Inc. +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +// +// To re-create univalue_escapes.h: +// $ g++ -o gen gen.cpp +// $ ./gen > univalue_escapes.h +// + +#include <stdio.h> +#include <string.h> +#include "univalue.h" + +using namespace std; + +static bool initEscapes; +static std::string escapes[256]; + +static void initJsonEscape() +{ + // Escape all lower control characters (some get overridden with smaller sequences below) + for (int ch=0x00; ch<0x20; ++ch) { + char tmpbuf[20]; + snprintf(tmpbuf, sizeof(tmpbuf), "\\u%04x", ch); + escapes[ch] = std::string(tmpbuf); + } + + escapes[(int)'"'] = "\\\""; + escapes[(int)'\\'] = "\\\\"; + escapes[(int)'\b'] = "\\b"; + escapes[(int)'\f'] = "\\f"; + escapes[(int)'\n'] = "\\n"; + escapes[(int)'\r'] = "\\r"; + escapes[(int)'\t'] = "\\t"; + escapes[(int)'\x7f'] = "\\u007f"; // U+007F DELETE + + initEscapes = true; +} + +static void outputEscape() +{ + printf( "// Automatically generated file. Do not modify.\n" + "#ifndef BITCOIN_UNIVALUE_UNIVALUE_ESCAPES_H\n" + "#define BITCOIN_UNIVALUE_UNIVALUE_ESCAPES_H\n" + "static const char *escapes[256] = {\n"); + + for (unsigned int i = 0; i < 256; i++) { + if (escapes[i].empty()) { + printf("\tNULL,\n"); + } else { + printf("\t\""); + + unsigned int si; + for (si = 0; si < escapes[i].size(); si++) { + char ch = escapes[i][si]; + switch (ch) { + case '"': + printf("\\\""); + break; + case '\\': + printf("\\\\"); + break; + default: + printf("%c", escapes[i][si]); + break; + } + } + + printf("\",\n"); + } + } + + printf( "};\n" + "#endif // BITCOIN_UNIVALUE_UNIVALUE_ESCAPES_H\n"); +} + +int main (int argc, char *argv[]) +{ + initJsonEscape(); + outputEscape(); + return 0; +} + |