Code deduplication

[stg.git] / stglibs / common.lib / common.cpp

diff --git a/stglibs/common.lib/common.cpp b/stglibs/common.lib/common.cpp
index 37ce079d290b9c9877b7871ed85dcaf9851b85b1..606f057afe457346beb6dd28fd9348759c326d3a 100644 (file)
--- a/stglibs/common.lib/common.cpp
+++ b/stglibs/common.lib/common.cpp
@@ -368,12 +368,6 @@ void Encode12(char * dst, const char * src, size_t srcLen)
 {
 for (size_t i = 0; i <= srcLen; i++)
     {
-    if (src[i] == 0)
-        {
-        dst[i * 2] = 'a';
-        dst[i * 2 + 1] = 'a';
-        break;
-        }
     char c1 = src[i] & 0x0f;
     char c2 = (src[i] & 0xf0) >> 4;
 
@@ -984,4 +978,59 @@ delete[] inBuf;
 
 return dst;
 }
-//---------------------------------------------------------------------------
+
+int ParseYesNo(const std::string & str, bool * val)
+{
+if (0 == strncasecmp(str.c_str(), "yes", 3))
+    {
+    *val = true;
+    return 0;
+    }
+
+if (0 == strncasecmp(str.c_str(), "no", 2))
+    {
+    *val = false;
+    return 0;
+    }
+
+return -1;
+}
+
+inline
+int ParseInt(const std::string & str, int * val)
+{
+if (str2x<int>(str, *val))
+    return -1;
+return 0;
+}
+
+inline
+int ParseUnsigned(const string & str, unsigned * val)
+{
+if (str2x<unsigned>(str, *val))
+    return -1;
+return 0;
+}
+
+int ParseIntInRange(const string & str, int min, int max, int * val)
+{
+if (ParseInt(str, val) != 0)
+    return -1;
+
+if (*val < min || *val > max)
+    return -1;
+
+return 0;
+}
+
+int ParseUnsignedInRange(const string & str, unsigned min,
+                         unsigned max, unsigned * val)
+{
+if (ParseUnsigned(str, val) != 0)
+    return -1;
+
+if (*val < min || *val > max)
+    return -1;
+
+return 0;
+}