Added s_mem_crea_str and s_size_crea_str.

src/libraries/libmisc/s-string.c

@@ -120,6 +120,69 @@ s_crea_str (String	* dest_string,
     return OK;
 }
 
+/*
+ * Create a string from a buffer. The contents of the buffer
+ * are copied into the new string.
+ */
+
+EXPORT  Success
+s_mem_crea_str (String	    * dest_string,
+	    	const char  * buffer,
+	    	String_size   length)
+{
+    void		* temp_ptr;	/* To hold result from malloc/realloc
+					 * before actually using it.  */
+
+    temp_ptr = MALLOC_0 (length);
+    if (temp_ptr == NULL)
+    {
+	return FAILURE;
+    }
+
+    if ( dest_string->string == NULL )
+	++no_of_allocated_strings;
+
+    FREE_0 (dest_string->string);
+    dest_string->string = temp_ptr;
+    
+    memcpy(dest_string->string, buffer, length);
+    dest_string->len = length;
+
+    return OK;
+}
+
+
+/*
+ * Create a string of a given size. The contents of the string
+ * are unspecified. The LysKOM-server uses this to get a string
+ * of a fixed size into which it can fread() data. This is probably
+ * not a good idea since it relies heavily on the implementation
+ * of strings. However, by using this function, those places are
+ * easy to identify if the implementation should be done differently.
+ */
+
+EXPORT  Success
+s_size_crea_str(String      *result,
+		String_size length)
+{
+    void		* temp_ptr;	/* To hold result from malloc/realloc
+					 * before actually using it.  */
+
+    temp_ptr = MALLOC_0 (length);
+    if (temp_ptr == NULL)
+    {
+	return FAILURE;
+    }
+
+    if ( result->string == NULL )
+	++no_of_allocated_strings;
+
+    FREE_0 (result->string);
+    result->string = temp_ptr;
+    result->len = length;
+
+    return OK;
+}
 
 
 /*