return(size_of_file);\r
}\r
\r
+//from http://stackoverflow.com/questions/2736753/how-to-remove-extension-from-file-name\r
+// remove_ext: removes the "extension" from a file spec.\r
+// mystr is the string to process.\r
+// dot is the extension separator.\r
+// sep is the path separator (0 means to ignore).\r
+// Returns an allocated string identical to the original but\r
+// with the extension removed. It must be freed when you're\r
+// finished with it.\r
+// If you pass in NULL or the new string can't be allocated,\r
+// it returns NULL.\r
+\r
+char *remove_ext (char* mystr, char dot, char sep) {\r
+ char *retstr, *lastdot, *lastsep;\r
+\r
+ // Error checks and allocate string.\r
+\r
+ if (mystr == NULL)\r
+ return NULL;\r
+ if ((retstr = malloc(strlen (mystr) + 1)) == NULL)\r
+ return NULL;\r
+\r
+ // Make a copy and find the relevant characters.\r
+\r
+ strcpy (retstr, mystr);\r
+ lastdot = strrchr (retstr, dot);\r
+ lastsep = (sep == 0) ? NULL : strrchr (retstr, sep);\r
+\r
+ // If it has an extension separator.\r
+\r
+ if (lastdot != NULL) {\r
+ // and it's before the extenstion separator.\r
+\r
+ if (lastsep != NULL) {\r
+ if (lastsep < lastdot) {\r
+ // then remove it.\r
+\r
+ *lastdot = '\0';\r
+ }\r
+ } else {\r
+ // Has extension separator with no path separator.\r
+\r
+ *lastdot = '\0';\r
+ }\r
+ }\r
+\r
+ // Return the modified string.\r
+ free(mystr);\r
+ return retstr;\r
+}\r
+\r
+\r
+\r
+//from http://quiz.geeksforgeeks.org/c-program-cyclically-rotate-array-one/\r
+void rotateR(byte *arr, byte n)\r
+{\r
+ byte x = arr[n-1], i;\r
+ for (i = n-1; i > 0; i--)\r
+ arr[i] = arr[i-1];\r
+ arr[0] = x;\r
+}\r
+\r
+void rotateL(byte *arr, byte n)\r
+{\r
+ byte x = arr[n+1], i;\r
+ for (i = n+1; i > 0; i++)\r
+ arr[i] = arr[i+1];\r
+ arr[0] = x;\r
+}\r
+\r
void printmeminfoline(byte *strc, const byte *pee, size_t h_total, size_t h_used, size_t h_free)\r
{\r
byte str[64];\r