COMMON: Add String::asUint64()

Instead of all these atoull() I've added everywhere.

1 files changed, 9 insertions, 0 deletions

diff --git a/common/str.cpp b/common/str.cpp
index 3ff49a90c6..326b4a80d1 100644
--- a/common/str.cpp
+++ b/common/str.cpp
@@ -335,6 +335,15 @@ bool String::contains(char x) const {
 	return strchr(c_str(), x) != NULL;
 }
 
+uint64 String::asUint64() const {
+	uint64 result = 0;
+	for (uint32 i = 0; i < _size; ++i) {
+		if (_str[i] < '0' || _str[i] > '9') break;
+		result = result * 10L + (_str[i] - '0');
+	}
+	return result;
+}
+
 bool String::matchString(const char *pat, bool ignoreCase, bool pathMode) const {
 	return Common::matchString(c_str(), pat, ignoreCase, pathMode);
 }