0.0.2d: Added BGA support, graphics!

lib/string.c

@@ -492,3 +492,78 @@ void strlnstripip(char* s)
     s[len-1] = '\0';
   }
 }
+
+char** split(const char* str, char delim)
+{
+  if (!str)
+  {
+    return NULL;
+  }
+
+  size_t count = 1;
+  for (const char* p = str; *p; p++)
+  {
+    if (*p == delim)
+    {
+      count++;
+    }
+  }
+
+  char** result = malloc((count + 1) * sizeof(char*));
+  if (!result)
+  {
+    return NULL;
+  }
+
+  size_t idx = 0;
+  const char* start = str;
+
+  for (const char* p = str; ; p++)
+  {
+    if (*p == delim || *p == '\0')
+    {
+      size_t len = p - start;
+
+      char* token = malloc(len + 1);
+      if (!token)
+      {
+        return NULL;
+      }
+
+      for (size_t i = 0; i < len; i++)
+      {
+        token[i] = start[i];
+      }
+      
+      token[len] = '\0';
+
+      result[idx++] = token;
+
+      start = p + 1;
+
+      if (*p == '\0')
+      {
+        break;
+      }
+    }
+  }
+
+  result[idx] = NULL; /* null-terminate the array */
+  return result;
+}
+
+
+void free_split(char** parts)
+{
+  if (!parts)
+  {
+    return;
+  }
+
+  for (int i = 0; parts[i] != NULL; i++)
+  {
+    free(parts[i]);
+  }
+  
+  free(parts);
+}