diff options
Diffstat (limited to 'src/pugixml.cpp')
| -rw-r--r-- | src/pugixml.cpp | 51 |
1 files changed, 31 insertions, 20 deletions
diff --git a/src/pugixml.cpp b/src/pugixml.cpp index 242202e..68a68d0 100644 --- a/src/pugixml.cpp +++ b/src/pugixml.cpp @@ -1374,37 +1374,48 @@ namespace {
unsigned int ucsc = 0;
- ++stre;
-
- if (*stre == 'x') // &#x... (hex code)
+ if (stre[1] == 'x') // &#x... (hex code)
{
- ++stre;
-
- while (*stre)
+ stre += 2;
+
+ char_t ch = *stre;
+
+ if (ch == ';') return stre;
+
+ for (;;)
{
- if (*stre >= '0' && *stre <= '9')
- ucsc = 16 * ucsc + (*stre++ - '0');
- else if (*stre >= 'A' && *stre <= 'F')
- ucsc = 16 * ucsc + (*stre++ - 'A' + 10);
- else if (*stre >= 'a' && *stre <= 'f')
- ucsc = 16 * ucsc + (*stre++ - 'a' + 10);
- else if (*stre == ';')
+ if (static_cast<unsigned int>(ch - '0') <= 9)
+ ucsc = 16 * ucsc + (ch - '0');
+ else if (static_cast<unsigned int>((ch | ' ') - 'a') <= 5)
+ ucsc = 16 * ucsc + ((ch | ' ') - 'a' + 10);
+ else if (ch == ';')
break;
else // cancel
return stre;
- }
- if (*stre != ';') return stre;
-
+ ch = *++stre;
+ }
+
++stre;
}
else // &#... (dec code)
{
- while (*stre >= '0' && *stre <= '9')
- ucsc = 10 * ucsc + (*stre++ - '0');
+ char_t ch = *++stre;
- if (*stre != ';') return stre;
-
+ if (ch == ';') return stre;
+
+ for (;;)
+ {
+ if (static_cast<unsigned int>(ch - '0') <= 9)
+ ucsc = 10 * ucsc + (ch - '0');
+ else if (ch == ';')
+ break;
+ else // cancel
+ return stre;
+
+ ch = *++stre;
+ }
+
++stre;
}
|