int
smb_ctx_login(struct smb_ctx *ctx)
{
struct smbioc_ossn *ssn = &ctx->ct_ssn;
struct smbioc_oshare *sh = &ctx->ct_sh;
int error;
if ((ctx->ct_flags & SMBCF_RESOLVED) == 0) {
smb_error("smb_ctx_resolve() should be called first", 0);
return EINVAL;
}
if (ctx->ct_fd != -1) {
close(ctx->ct_fd);
ctx->ct_fd = -1;
}
error = smb_ctx_gethandle(ctx);
if (error) {
smb_error("can't get handle to requester", 0);
return EINVAL;
}
if (ioctl(ctx->ct_fd, SMBIOC_OPENSESSION, ssn) == -1) {
error = errno;
smb_error("can't open session to server %s", error, ssn->ioc_srvname);
return error;
}
if (sh->ioc_share[0] == 0)
return 0;
if (ioctl(ctx->ct_fd, SMBIOC_OPENSHARE, sh) == -1) {
error = errno;
smb_error("can't connect to share //%s/%s", error,
ssn->ioc_srvname, sh->ioc_share);
return error;
}
return 0;
}
int
smb_ctx_lookup(struct smb_ctx *ctx, int level, int flags)
{
struct smbioc_lookup rq;
int error;
if ((ctx->ct_flags & SMBCF_RESOLVED) == 0) {
smb_error("smb_ctx_lookup() data is not resolved", 0);
return EINVAL;
}
if (ctx->ct_fd != -1) {
close(ctx->ct_fd);
ctx->ct_fd = -1;
}
error = smb_ctx_gethandle(ctx);
if (error) {
smb_error("can't get handle to requester (no /dev/"NSMB_NAME"* device)", 0);
return EINVAL;
}
bzero(&rq, sizeof(rq));
bcopy(&ctx->ct_ssn, &rq.ioc_ssn, sizeof(struct smbioc_ossn));
bcopy(&ctx->ct_sh, &rq.ioc_sh, sizeof(struct smbioc_oshare));
rq.ioc_flags = flags;
rq.ioc_level = level;
if (ioctl(ctx->ct_fd, SMBIOC_LOOKUP, &rq) == -1) {
error = errno;
if (flags & SMBLK_CREATE)
smb_error("unable to open connection", error);
return error;
}
return 0;
}
/*
* Try making a connection with the server described by
* the info in the smb_iod_ssn_t arg. If successful,
* start an IOD thread to service it, then return to
* the client side of the door.
*/
int
iod_newvc(smb_iod_ssn_t *clnt_ssn)
{
smb_ctx_t *ctx;
thread_t tid;
int err;
/*
* This needs to essentially "clone" the smb_ctx_t
* from the client side of the door, or at least
* as much of it as we need while creating a VC.
*/
err = smb_ctx_alloc(&ctx);
if (err)
return (err);
bcopy(clnt_ssn, &ctx->ct_iod_ssn, sizeof (ctx->ct_iod_ssn));
/*
* Do the initial connection setup here, so we can
* report the outcome to the door client.
*/
err = smb_iod_connect(ctx);
if (err != 0)
goto out;
/*
* Create the driver session now, so we don't
* race with the door client findvc call.
*/
if ((err = smb_ctx_gethandle(ctx)) != 0)
goto out;
if (ioctl(ctx->ct_dev_fd, SMBIOC_SSN_CREATE, &ctx->ct_ssn) < 0) {
err = errno;
goto out;
}
/* The rest happens in the iod_work thread. */
err = thr_create(NULL, 0, iod_work, ctx, THR_DETACHED, &tid);
if (err == 0) {
/*
* Given to the new thread.
* free at end of iod_work
*/
ctx = NULL;
}
out:
if (ctx)
smb_ctx_free(ctx);
return (err);
}
int
smb_ctx_lookup(struct smb_ctx *ctx, int level, int flags)
{
struct smbioc_lookup rq;
int error;
if ((ctx->ct_flags & SMBCF_RESOLVED) == 0) {
smb_error("smb_ctx_lookup() data is not resolved", 0);
return EINVAL;
}
if (ctx->ct_fd != -1) {
smb_kops.ko_close(ctx->ct_fd);
ctx->ct_fd = -1;
}
error = smb_ctx_gethandle(ctx);
if (error) {
smb_error("can't get handle to requester (no /dev/"NSMB_NAME"* device available)", 0);
return EINVAL;
}
bzero(&rq, sizeof(rq));
bcopy(&ctx->ct_ssn, &rq.ioc_ssn, sizeof(struct smbioc_ossn));
bcopy(&ctx->ct_sh, &rq.ioc_sh, sizeof(struct smbioc_oshare));
rq.ioc_flags = flags;
rq.ioc_level = level;
if (smb_kops.ko_ioctl(ctx->ct_fd, SMBIOC_LOOKUP, &rq) == -1) {
error = errno;
smb_kops.ko_close(ctx->ct_fd);
ctx->ct_fd = -1;
/*
* Fallback to *SMBSERVER as NetBIOS name. At least
* Windows NT and Windows XP require this (or valid
* NetBIOS server name), otherwise they refuse connection.
*/
if (smb_ctx_setserver(ctx, "*SMBSERVER") != 0)
goto fail;
error = smb_ctx_resolve(ctx);
if (error)
goto fail;
error = smb_ctx_gethandle(ctx);
if (error)
goto fail;
bcopy(&ctx->ct_ssn, &rq.ioc_ssn, sizeof(struct smbioc_ossn));
if (smb_kops.ko_ioctl(ctx->ct_fd, SMBIOC_LOOKUP, &rq) != -1)
goto success;
error = errno;
fail:
if (flags & SMBLK_CREATE)
smb_error("unable to open connection", error);
return error;
}
success:
return 0;
}