1 files changed, 26 insertions, 3 deletions
diff --git a/absl/strings/numbers.cc b/absl/strings/numbers.cc
index 38d1486..d7b94fc 100644
--- a/absl/strings/numbers.cc
+++ b/absl/strings/numbers.cc
@@ -19,8 +19,8 @@
 
 #include <algorithm>
 #include <cassert>
-#include <cfloat>          // for DBL_DIG and FLT_DIG
-#include <cmath>           // for HUGE_VAL
+#include <cfloat>  // for DBL_DIG and FLT_DIG
+#include <cmath>   // for HUGE_VAL
 #include <cstdint>
 #include <cstdio>
 #include <cstdlib>
@@ -34,6 +34,7 @@
 #include "absl/base/internal/raw_logging.h"
 #include "absl/strings/ascii.h"
 #include "absl/strings/charconv.h"
+#include "absl/strings/escaping.h"
 #include "absl/strings/internal/memutil.h"
 #include "absl/strings/match.h"
 #include "absl/strings/str_cat.h"
@@ -885,6 +886,28 @@ inline bool safe_uint_internal(absl::string_view text, IntType* value_p,
 }  // anonymous namespace
 
 namespace numbers_internal {
+
+// Digit conversion.
+ABSL_CONST_INIT const char kHexChar[] = "0123456789abcdef";
+
+ABSL_CONST_INIT const char kHexTable[513] =
+    "000102030405060708090a0b0c0d0e0f"
+    "101112131415161718191a1b1c1d1e1f"
+    "202122232425262728292a2b2c2d2e2f"
+    "303132333435363738393a3b3c3d3e3f"
+    "404142434445464748494a4b4c4d4e4f"
+    "505152535455565758595a5b5c5d5e5f"
+    "606162636465666768696a6b6c6d6e6f"
+    "707172737475767778797a7b7c7d7e7f"
+    "808182838485868788898a8b8c8d8e8f"
+    "909192939495969798999a9b9c9d9e9f"
+    "a0a1a2a3a4a5a6a7a8a9aaabacadaeaf"
+    "b0b1b2b3b4b5b6b7b8b9babbbcbdbebf"
+    "c0c1c2c3c4c5c6c7c8c9cacbcccdcecf"
+    "d0d1d2d3d4d5d6d7d8d9dadbdcdddedf"
+    "e0e1e2e3e4e5e6e7e8e9eaebecedeeef"
+    "f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff";
+
 bool safe_strto32_base(absl::string_view text, int32_t* value, int base) {
   return safe_int_internal<int32_t>(text, value, base);
 }
@@ -900,6 +923,6 @@ bool safe_strtou32_base(absl::string_view text, uint32_t* value, int base) {
 bool safe_strtou64_base(absl::string_view text, uint64_t* value, int base) {
   return safe_uint_internal<uint64_t>(text, value, base);
 }
-}  // namespace numbers_internal
 
+}  // namespace numbers_internal
 }  // namespace absl