*
* Initializing and shutting down libsigrok.
*
- * Before using any of the libsigrok functionality (except
- * sr_log_loglevel_set() and sr_log_opts_set()), sr_init() must
- * be called to initialize the library, which will return a struct sr_context
- * when the initialization was successful.
+ * Before using any of the libsigrok functionality (except for
+ * sr_log_loglevel_set()), sr_init() must be called to initialize the
+ * library, which will return a struct sr_context when the initialization
+ * was successful.
*
* When libsigrok functionality is no longer needed, sr_exit() should be
* called, which will (among other things) free the struct sr_context.
/**
* Sanity-check all libsigrok drivers.
*
+ * @param[in] ctx Pointer to a libsigrok context struct. Must not be NULL.
+ *
* @retval SR_OK All drivers are OK
* @retval SR_ERR One or more drivers have issues.
+ * @retval SR_ERR_ARG Invalid argument.
*/
-static int sanity_check_all_drivers(void)
+static int sanity_check_all_drivers(const struct sr_context *ctx)
{
int i, errors, ret = SR_OK;
struct sr_dev_driver **drivers;
const char *d;
+ if (!ctx)
+ return SR_ERR_ARG;
+
sr_spew("Sanity-checking all drivers.");
- drivers = sr_driver_list();
+ drivers = sr_driver_list(ctx);
for (i = 0; drivers[i]; i++) {
errors = 0;
{
int ret = SR_ERR;
struct sr_context *context;
+ struct sr_dev_driver ***lists, **drivers;
+ GArray *array;
if (!ctx) {
sr_err("%s(): libsigrok context was NULL.", __func__);
return SR_ERR;
}
- if (sanity_check_all_drivers() < 0) {
+ context = g_malloc0(sizeof(struct sr_context));
+
+ /* Generate ctx->driver_list at runtime. */
+ array = g_array_new(TRUE, FALSE, sizeof(struct sr_dev_driver *));
+ for (lists = drivers_lists; *lists; lists++)
+ for (drivers = *lists; *drivers; drivers++)
+ g_array_append_val(array, *drivers);
+ context->driver_list = (struct sr_dev_driver **)array->data;
+ g_array_free(array, FALSE);
+
+ if (sanity_check_all_drivers(context) < 0) {
sr_err("Internal driver error(s), aborting.");
return ret;
}
return ret;
}
- /* + 1 to handle when struct sr_context has no members. */
- context = g_malloc0(sizeof(struct sr_context) + 1);
-
#ifdef HAVE_LIBUSB_1_0
ret = libusb_init(&context->libusb_ctx);
if (LIBUSB_SUCCESS != ret) {
context = NULL;
ret = SR_OK;
+#ifdef HAVE_LIBUSB_1_0
done:
- if (context)
- g_free(context);
+#endif
+ g_free(context);
return ret;
}
return SR_ERR;
}
- sr_hw_cleanup_all();
+ sr_hw_cleanup_all(ctx);
#ifdef HAVE_LIBUSB_1_0
libusb_exit(ctx->libusb_ctx);
#endif
- g_free(sr_driver_list());
+ g_free(sr_driver_list(ctx));
g_free(ctx);
return SR_OK;