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GUACAMOLE-637: Document failsafe behavior of guac_strlcat() in the event the destination buffer is not terminated as required.

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Michael Jumper 2019-01-23 19:02:19 -08:00
parent ba8fd17394
commit 350d8e5995
1 changed files with 6 additions and 0 deletions
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6
src/libguac/guacamole/string.h
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@ -84,6 +84,12 @@ size_t guac_strlcpy(char* restrict dest, const char* restrict src, size_t n);
* string. This buffer MUST already be null-terminated and will always be * string. This buffer MUST already be null-terminated and will always be
* null-terminated unless zero bytes are available within the buffer. * null-terminated unless zero bytes are available within the buffer.
* *
* As a safeguard against incorrectly-written code, in the event that the
* destination buffer is not null-terminated, this function will still stop
* before overrunning the buffer, instead behaving as if the length of the
* string in the buffer is exactly the size of the buffer. The destination
* buffer will remain untouched (and unterminated) in this case.
*
* @param src * @param src
* The source string to append to the the destination buffer. This string * The source string to append to the the destination buffer. This string
* MUST be null-terminated. * MUST be null-terminated.