Changeset 6e716a59 in mainline for generic/src/lib/func.c

Timestamp:

2005-12-10T15:05:46Z (20 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

72f5866d

Parents:

a3ac9a7

Message:

Added calling of generic functions to kconsole.

File:

• generic/src/lib/func.c (modified) (1 diff)

generic/src/lib/func.c

@@ -114 +114 @@
         }
 }
+
+/** Convert ascii representation to __native
+ *
+ * Supports 0x for hexa & 0 for octal notation.
+ * Does not check for overflows, does not support negative numbers
+ *
+ * @param text Textual representation of number
+ * @return Converted number or 0 if no valid number ofund 
+ */
+__native atoi(const char *text)
+{
+        int base = 10;
+        __native result = 0;
+
+        if (text[0] == '0' && text[1] == 'x') {
+                base = 16;
+                text += 2;
+        } else if (text[0] == '0')
+                base = 8;
+
+        while (*text) {
+                result *= base;
+                if (base != 16 && *text >= 'A' && *text <= 'F')
+                        break;
+                if (base == 8 && *text >='8')
+                        break;
+
+                if (*text >= '0' && *text <= '9')
+                        result += *text - '0';
+                else if (*text >= 'A' && *text <= 'F')
+                        result += *text - 'A' + 10;
+                else
+                        break;
+                text++;
+        }
+
+        return result;
+}