New algorithm for calculating packet name, EMSI/BINKP inbound processing tested, Netmail rejection and intransit processing

app/Classes/File/Send.php

@@ -120,6 +120,7 @@ final class Send extends Item
 	 *
 	 * @param string $file
 	 * @throws Exception
+	 * @todo Catch if we add the same file twice
 	 */
 	public function add(string $file): void
 	{
@@ -277,7 +278,8 @@ final class Send extends Item
 			throw new Exception('No file open for seek');
 
 		if ($this->sending instanceof Mail) {
-			$rc = ($pos < $this->size) ? $pos : $this->size;
+			$pos = ($pos < $this->size) ? $pos : $this->size;
+			$rc = TRUE;
 
 		} else {
 			$rc = (fseek($this->f,$pos,SEEK_SET) === 0);