src/auth/mech-anonymous.c

	mech-anonymous.c revision 4ac5448461b63de9637de839fbc611a3d503287c
/* Copyright (C) 2002-2004 Timo Sirainen */

#include "common.h"
#include "mech.h"

static void
mech_anonymous_auth_continue(struct auth_request *request,
                 const unsigned char *data, size_t data_size)
{
    i_assert(request->auth->anonymous_username != NULL);

    if (request->auth->verbose) {
        /* temporarily set the user to the one that was given,
           so that the log message goes right */
        request->user =
            p_strndup(pool_datastack_create(), data, data_size);
        auth_request_log_info(request, "anonymous", "login");
    }

    request->user = p_strdup(request->pool,
                 request->auth->anonymous_username);

    auth_request_success(request, NULL, 0);
}

static void
mech_anonymous_auth_initial(struct auth_request *request,
                const unsigned char *data, size_t data_size)
{
    if (data_size == 0) {
        request->callback(request, AUTH_CLIENT_RESULT_CONTINUE,
                  NULL, 0);
    } else {
        mech_anonymous_auth_continue(request, data, data_size);
    }
}

static void
mech_anonymous_auth_free(struct auth_request *request)
{
    pool_unref(request->pool);
}

static struct auth_request *mech_anonymous_auth_new(void)
{
        struct auth_request *request;
    pool_t pool;

    pool = pool_alloconly_create("anonymous_auth_request", 256);
    request = p_new(pool, struct auth_request, 1);
    request->pool = pool;
    return request;
}

struct mech_module mech_anonymous = {
    "ANONYMOUS",

    MEMBER(flags) MECH_SEC_ANONYMOUS,

    MEMBER(passdb_need_plain) FALSE,
    MEMBER(passdb_need_credentials) FALSE,

    mech_anonymous_auth_new,
    mech_anonymous_auth_initial,
    mech_anonymous_auth_continue,
        mech_anonymous_auth_free
};