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Code Activity

agent:daemon: Add an argument to specify requiring socket connection.

Browse Source 
* agent/agent.h (daemon_start): Add REQ_SOCK argument.
* agent/call-daemon.c (daemon_start): Support specifying a socket
connection.
* agent/call-scd.c (start_scd): Connection don't care.
* agent/call-tpm2d.c (start_tpm2d): Likewise.

--

GnuPG-bug-id: 7151
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2024-06-27 15:26:25 +09:00
parent d98521b934
commit 5d980802ac
No known key found for this signature in database
GPG Key ID: 640114AF89DE6054
4 changed files with 13 additions and 5 deletions
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2
agent/agent.h
View File

@ -709,7 +709,7 @@ gpg_error_t agent_card_ecc_kem (ctrl_t ctrl, const unsigned char *ecc_ct,
size_t ecc_point_len, unsigned char *ecc_ecdh);
/*-- call-daemon.c --*/
gpg_error_t daemon_start (enum daemon_type type, ctrl_t ctrl);
gpg_error_t daemon_start (enum daemon_type type, ctrl_t ctrl, int req_sock);
assuan_context_t daemon_type_ctx (enum daemon_type type, ctrl_t ctrl);
gpg_error_t daemon_unlock (enum daemon_type type, ctrl_t ctrl, gpg_error_t rc);
void initialize_module_daemon (void);

12
agent/call-daemon.c
View File

@ -211,7 +211,7 @@ atfork_cb (void *opaque, int where)
* caller must call unlock_daemon after this function has returned
* success and the actual Assuan transaction been done. */
gpg_error_t
daemon_start (enum daemon_type type, ctrl_t ctrl)
daemon_start (enum daemon_type type, ctrl_t ctrl, int require_socket)
{
gpg_error_t err = 0;
const char *pgmname;
@ -243,6 +243,7 @@ daemon_start (enum daemon_type type, ctrl_t ctrl)
return gpg_error (GPG_ERR_INTERNAL);
}
again:
/* We need to serialize the access to scd_local_list and primary_scd_ctx. */
rc = npth_mutex_lock (&start_daemon_lock);
if (rc)
@ -275,7 +276,7 @@ daemon_start (enum daemon_type type, ctrl_t ctrl)
/* Check whether the pipe server has already been started and in
this case either reuse a lingering pipe connection or establish a
new socket based one. */
if (g->primary_ctx && g->primary_ctx_reusable)
if (g->primary_ctx && g->primary_ctx_reusable && !require_socket)
{
ctx = g->primary_ctx;
g->primary_ctx_reusable = 0;
@ -466,6 +467,7 @@ daemon_start (enum daemon_type type, ctrl_t ctrl)
leave:
xfree (abs_homedir);
abs_homedir = NULL;
if (err)
{
rc = npth_mutex_unlock (&start_daemon_lock);
@ -482,6 +484,12 @@ daemon_start (enum daemon_type type, ctrl_t ctrl)
rc = npth_mutex_unlock (&start_daemon_lock);
if (rc)
log_error ("failed to release the start_daemon lock: %s\n", strerror (rc));
if (require_socket && g->primary_ctx == ctx)
{
daemon_unlock (type, ctrl, 0);
goto again;
}
}
return err;
}

2
agent/call-scd.c
View File

@ -94,7 +94,7 @@ struct inq_needpin_parm_s
static int
start_scd (ctrl_t ctrl)
{
return daemon_start (DAEMON_SCD, ctrl);
return daemon_start (DAEMON_SCD, ctrl, 0);
}

2
agent/call-tpm2d.c
View File

@ -16,7 +16,7 @@
static int
start_tpm2d (ctrl_t ctrl)
{
return daemon_start (DAEMON_TPM2D, ctrl);
return daemon_start (DAEMON_TPM2D, ctrl, 0);
}
static int