Ignore:
Timestamp:
Nov 14, 2017 8:20:15 AM (6 years ago)
Author:
ming
Message:

Fixed #2063: Add more documentation in PJSIP's parser to prevent stack buffer overflow

File:
1 edited

Legend:

Unmodified
Added
Removed

  • pjproject/trunk/pjsip/include/pjsip/sip_parser.h

    r5682 r5693  
    197197/** 
    198198 * Parse an URI in the input and return the correct instance of URI. 
     199 * Note that the input string buffer MUST be NULL terminated and have 
     200 * length at least size+1 (size MUST NOT include the NULL terminator). 
    199201 * 
    200202 * @param pool          The pool to get memory allocations. 
    … …  
    217219/** 
    218220 * Parse SIP status line. 
     221 * Note that the input string buffer MUST be NULL terminated and have 
     222 * length at least size+1 (size MUST NOT include the NULL terminator). 
    219223 * 
    220224 * @param buf           Text buffer to parse, which MUST be NULL terminated. 
    … …  
    235239 * of the body. 
    236240 * 
     241 * Note that the input string buffer MUST be NULL terminated and have 
     242 * length at least size+1 (size MUST NOT include the NULL terminator). 
     243 * 
    237244 * @param pool          The pool to allocate memory. 
    238245 * @param buf           The input buffer, which MUST be NULL terminated. 
    … …  
    257264 * This function is normally called by the transport layer. 
    258265 * 
     266 * Note that the input string buffer MUST be NULL terminated and have 
     267 * length at least size+1 (size MUST NOT include the NULL terminator). 
     268 * 
    259269 * @param buf           The input buffer, which MUST be NULL terminated. 
    260270 * @param size          The length of the string (not counting NULL terminator). 
    … …  
    270280 * Check incoming packet to see if a (probably) valid SIP message has been  
    271281 * received. 
     282 * Note that the input string buffer MUST be NULL terminated. 
    272283 * 
    273284 * @param buf           The input buffer, which must be NULL terminated. 
    … …  
    288299 * This function parses the content of a header (ie. part after colon) according 
    289300 * to the expected name, and will return the correct instance of header. 
     301 * 
     302 * Note that the input string buffer MUST be NULL terminated and have 
     303 * length at least size+1 (size MUST NOT include the NULL terminator).  
    290304 * 
    291305 * @param pool          Pool to allocate memory for the header. 
    … …  
    315329 * is optional for the last header. 
    316330 * 
     331 * Note that the input string buffer MUST be NULL terminated and have 
     332 * length at least size+1 (size MUST NOT include the NULL terminator). 
     333 * 
    317334 * @param pool          The pool. 
    318335 * @param input         The input text to parse, which must be NULL terminated. 
    319  * @param size          The text length. 
     336 * @param size          The text length (not counting NULL terminator). 
    320337 * @param hlist         The header list to store the parsed headers. 
    321338 *                      This list must have been initialized before calling  
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