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Diffstat (limited to 'src/univalue/gen/gen.cpp')
-rw-r--r--src/univalue/gen/gen.cpp15
1 files changed, 11 insertions, 4 deletions
diff --git a/src/univalue/gen/gen.cpp b/src/univalue/gen/gen.cpp
index 5e5a4d4aed..17f361941d 100644
--- a/src/univalue/gen/gen.cpp
+++ b/src/univalue/gen/gen.cpp
@@ -8,7 +8,6 @@
// $ ./gen > univalue_escapes.h
//
-#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include "univalue.h"
@@ -16,10 +15,17 @@
using namespace std;
static bool initEscapes;
-static const char *escapes[256];
+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";
@@ -27,6 +33,7 @@ static void initJsonEscape()
escapes[(int)'\n'] = "\\n";
escapes[(int)'\r'] = "\\r";
escapes[(int)'\t'] = "\\t";
+ escapes[(int)'\x7f'] = "\\u007f"; // U+007F DELETE
initEscapes = true;
}
@@ -39,13 +46,13 @@ static void outputEscape()
"static const char *escapes[256] = {\n");
for (unsigned int i = 0; i < 256; i++) {
- if (!escapes[i]) {
+ if (escapes[i].empty()) {
printf("\tNULL,\n");
} else {
printf("\t\"");
unsigned int si;
- for (si = 0; si < strlen(escapes[i]); si++) {
+ for (si = 0; si < escapes[i].size(); si++) {
char ch = escapes[i][si];
switch (ch) {
case '"':