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more comments about how useful krb5_generate_random_block() is

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Love Hornquist Astrand
2013-10-21 08:32:11 -07:00
parent 516c12c9a9
commit 056224c32f
1 changed files with 6 additions and 0 deletions
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6
lib/krb5/crypto-rand.c
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@@ -142,6 +142,12 @@ krb5_generate_random(void *buf, size_t len)
* *
* This function can NOT fail, instead it will abort() and program will crash. * This function can NOT fail, instead it will abort() and program will crash.
* *
* If this function is called after a successful krb5_init_context(),
* the chance of it failing is low due to that krb5_init_context()
* pulls out some random, and quite commonly the randomness sources
* will not fail once it have started to produce good output,
* /dev/urandom behavies that way.
*
* @param buf a buffer to fill with randomness * @param buf a buffer to fill with randomness
* @param len length of memory that buf points to. * @param len length of memory that buf points to.
* *