Pseudo-random number generator

Functions
xmpp_rand_t *	xmpp_rand_new (xmpp_ctx_t *ctx)
	Create new xmpp_rand_t object. More...
void	xmpp_rand_free (xmpp_ctx_t *ctx, xmpp_rand_t *rand)
	Destroy an xmpp_rand_t object. More...
int	xmpp_rand (xmpp_rand_t *rand)
	Generate random integer. More...
void	xmpp_rand_bytes (xmpp_rand_t *rand, unsigned char *output, size_t len)
	Generate random bytes. More...
void	xmpp_rand_nonce (xmpp_rand_t *rand, char *output, size_t len)
	Generate a nonce that is printable randomized string. More...

Detailed Description

Function Documentation

xmpp_rand_new()

xmpp_rand_t * xmpp_rand_new

(

xmpp_ctx_t *

ctx

)

Create new xmpp_rand_t object.

Parameters

ctx	A Strophe context object

xmpp_rand_free()

void xmpp_rand_free	(	xmpp_ctx_t *	ctx,
		xmpp_rand_t *	rand
	)

Destroy an xmpp_rand_t object.

Parameters

ctx	A Strophe context object
rand	A xmpp_rand_t object

xmpp_rand()

int xmpp_rand

(

xmpp_rand_t *

rand

)

Generate random integer.

Analogue of rand(3).

xmpp_rand_bytes()

void xmpp_rand_bytes	(	xmpp_rand_t *	rand,
		unsigned char *	output,
		size_t	len
	)

Generate random bytes.

Generates len bytes and stores them to the output buffer.

Parameters

rand	A xmpp_rand_t object
output	A buffer where a len random bytes will be placed.
len	Number of bytes reserved for the output..

xmpp_rand_nonce()

void xmpp_rand_nonce	(	xmpp_rand_t *	rand,
		char *	output,
		size_t	len
	)

Generate a nonce that is printable randomized string.

This function doesn't allocate memory and doesn't fail.

Parameters

rand	A xmpp_rand_t object
output	A buffer where a NULL-terminated string will be placed. The string will contain len-1 printable symbols.
len	Number of bytes reserved for the output string, including end of line '\0'.