http:^^www.cs.wisc.edu^~cs640-1^fall96^program1^errors.html

来自「This data set contains WWW-pages collect」· HTML 代码 · 共 42 行

Date: Tue, 05 Nov 1996 00:31:29 GMT
Server: NCSA/1.5
Content-type: text/html
Last-modified: Mon, 07 Oct 1996 10:50:59 GMT
Content-length: 1209

<TITLE>Error / Warning Codes</TITLE>

<H1>Assignment 1 Error / Warning Codes</H1>

<PRE>
Code | Meaning
-----+-----------------------------------------------------------------
 E1  | No comments 
 E2  | No output 
 E3  | Program didn't work 
 E4  | Failed to check return values from system calls 
 E5  | Didn't convert from/to network order 
 E6  | Didn't use gethostbyname
 E7  | Didn't have correct packet structure (int is not always 4 bytes)
 E8  | Sent packet without removing gaps
 E9  | Used a pointer cast vs. memcpy() for extracting data
 E10 | Sent entire object/structure as packet 
 E11 | Invalid requests not handled properly 
 E12 | Didn't initialize length of sockaddr structure before recvfrom() 
 MF  | Make failed 
 MW  | Make generated unexplained warnings 

 
 No points were deducted for these warnings...
 ------------------------------------------
 W1  | Sending 262 bytes everytime, even when the
	    string field is less than 256 bytes
 W2  | Using perror at all places, not just after
	    system calls/library functions
 W3  | Sendto/recvfrom should not fail on EINTR
 W4  | Should not hardwire client return address
 W5  | Server exits on receiving invalid requests
	   
</PRE>