add license

[fs20pcs] / fs20pcs.c

diff --git a/fs20pcs.c b/fs20pcs.c
index 3f64a4123ef53046e62f440474dcbc9870e23033..3941d80fb4907e4297269e87ad1661e5393d2b21 100644 (file)
--- a/fs20pcs.c
+++ b/fs20pcs.c
@@ -1,3 +1,26 @@
+/* FS20PCS libusb-driver
+ *
+ * Copyright (c) 2013 Michael Gernoth <michael@gernoth.net>
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
 #include <string.h>
 #include <stdio.h>
 #include <stdint.h>
@@ -322,7 +345,7 @@ int parse_extension(char *ext)
                uint8_t low = 0;
                uint8_t i;
 
-               t = strtoul(ext, &ep, 10);
+               t = strtod(ext, &ep);
                if ((*ep != 's') && (*ep != 'S')) {
                        fprintf(stderr, "Not a valid time in seconds: %s\n", ext);
                        return -1;
@@ -358,7 +381,7 @@ int parse_extension(char *ext)
                        if (i_l > 12)
                                i_l = 12;
 
-                       d = l - i_l;
+                       d = fabs(l - i_l);
 
 #ifdef DEBUG
                        printf("d: %f\n", d);
@@ -369,7 +392,7 @@ int parse_extension(char *ext)
                                printf("Current best match!\n");
 #endif
                                diff = d;
-                               high = l;
+                               high = i_l;
                                low = i;
                        }
                }