Author: njn
Date: 2007-09-22 07:23:07 +0100 (Sat, 22 Sep 2007)
New Revision: 6899
Log:
Add VG_(atoll).
Modified:
trunk/coregrind/m_libcbase.c
trunk/include/pub_tool_libcbase.h
Modified: trunk/coregrind/m_libcbase.c
===================================================================
--- trunk/coregrind/m_libcbase.c 2007-09-22 00:07:09 UTC (rev 6898)
+++ trunk/coregrind/m_libcbase.c 2007-09-22 06:23:07 UTC (rev 6899)
@@ -63,6 +63,33 @@
return n;
}
+Long VG_(atoll16) ( Char* str )
+{
+ Bool neg = False;
+ Long n = 0;
+ if (*str == '-') { str++; neg = True; };
+ while (True) {
+ Char c = *str;
+ if (c >= '0' && c <= (Char)'9') {
+ n = 16*n + (Long)(c - '0');
+ }
+ else
+ if (c >= 'A' && c <= (Char)'F') {
+ n = 16*n + (Long)((c - 'A') + 10);
+ }
+ else
+ if (c >= 'a' && c <= (Char)'f') {
+ n = 16*n + (Long)((c - 'a') + 10);
+ }
+ else {
+ break;
+ }
+ str++;
+ }
+ if (neg) n = -n;
+ return n;
+}
+
Long VG_(atoll36) ( Char* str )
{
Bool neg = False;
Modified: trunk/include/pub_tool_libcbase.h
===================================================================
--- trunk/include/pub_tool_libcbase.h 2007-09-22 00:07:09 UTC (rev 6898)
+++ trunk/include/pub_tool_libcbase.h 2007-09-22 06:23:07 UTC (rev 6899)
@@ -42,7 +42,9 @@
Converting strings to numbers
------------------------------------------------------------------ */
+ // Nb: atoll16 doesn't handle a "0x" prefix.
extern Long VG_(atoll) ( Char* str ); // base 10
+extern Long VG_(atoll16) ( Char* str ); // base 16
extern Long VG_(atoll36) ( Char* str ); // base 36
/* ---------------------------------------------------------------------
-------------------------------------------------------------------------
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