Add flag indicating which global configuration parameters have changed

This commit is contained in:
Jouni Malinen 2010-07-18 14:30:24 -07:00 committed by Jouni Malinen
parent 121adf9c2e
commit 1d47214aa9
2 changed files with 43 additions and 27 deletions

View file

@ -2173,6 +2173,7 @@ struct global_parse_data {
int (*parser)(const struct global_parse_data *data,
struct wpa_config *config, int line, const char *value);
void *param1, *param2, *param3;
unsigned int changed_flag;
};
@ -2326,38 +2327,38 @@ static int wpa_config_process_os_version(const struct global_parse_data *data,
static const struct global_parse_data global_fields[] = {
#ifdef CONFIG_CTRL_IFACE
{ STR(ctrl_interface) },
{ STR(ctrl_interface_group) } /* deprecated */,
{ STR(ctrl_interface), 0 },
{ STR(ctrl_interface_group), 0 } /* deprecated */,
#endif /* CONFIG_CTRL_IFACE */
{ INT_RANGE(eapol_version, 1, 2) },
{ INT(ap_scan) },
{ INT(fast_reauth) },
{ STR(opensc_engine_path) },
{ STR(pkcs11_engine_path) },
{ STR(pkcs11_module_path) },
{ STR(driver_param) },
{ INT(dot11RSNAConfigPMKLifetime) },
{ INT(dot11RSNAConfigPMKReauthThreshold) },
{ INT(dot11RSNAConfigSATimeout) },
{ INT_RANGE(eapol_version, 1, 2), 0 },
{ INT(ap_scan), 0 },
{ INT(fast_reauth), 0 },
{ STR(opensc_engine_path), 0 },
{ STR(pkcs11_engine_path), 0 },
{ STR(pkcs11_module_path), 0 },
{ STR(driver_param), 0 },
{ INT(dot11RSNAConfigPMKLifetime), 0 },
{ INT(dot11RSNAConfigPMKReauthThreshold), 0 },
{ INT(dot11RSNAConfigSATimeout), 0 },
#ifndef CONFIG_NO_CONFIG_WRITE
{ INT(update_config) },
{ INT(update_config), 0 },
#endif /* CONFIG_NO_CONFIG_WRITE */
{ FUNC_NO_VAR(load_dynamic_eap) },
{ FUNC_NO_VAR(load_dynamic_eap), 0 },
#ifdef CONFIG_WPS
{ FUNC(uuid) },
{ STR_RANGE(device_name, 0, 32) },
{ STR_RANGE(manufacturer, 0, 64) },
{ STR_RANGE(model_name, 0, 32) },
{ STR_RANGE(model_number, 0, 32) },
{ STR_RANGE(serial_number, 0, 32) },
{ STR(device_type) },
{ FUNC(os_version) },
{ STR(config_methods) },
{ INT_RANGE(wps_cred_processing, 0, 2) },
{ FUNC(uuid), CFG_CHANGED_UUID },
{ STR_RANGE(device_name, 0, 32), CFG_CHANGED_DEVICE_NAME },
{ STR_RANGE(manufacturer, 0, 64), 0 },
{ STR_RANGE(model_name, 0, 32), 0 },
{ STR_RANGE(model_number, 0, 32), 0 },
{ STR_RANGE(serial_number, 0, 32), 0 },
{ STR(device_type), CFG_CHANGED_DEVICE_TYPE },
{ FUNC(os_version), CFG_CHANGED_OS_VERSION },
{ STR(config_methods), CFG_CHANGED_CONFIG_METHODS },
{ INT_RANGE(wps_cred_processing, 0, 2), 0 },
#endif /* CONFIG_WPS */
{ FUNC(country) },
{ INT(bss_max_count) },
{ INT_RANGE(filter_ssids, 0, 1) }
{ FUNC(country), CFG_CHANGED_COUNTRY },
{ INT(bss_max_count), 0 },
{ INT_RANGE(filter_ssids, 0, 1), 0 }
};
#undef FUNC
@ -2387,9 +2388,12 @@ int wpa_config_process_global(struct wpa_config *config, char *pos, int line)
"parse '%s'.", line, pos);
ret = -1;
}
config->changed_parameters |= field->changed_flag;
break;
}
if (i == NUM_GLOBAL_FIELDS) {
if (line < 0)
return -1;
wpa_printf(MSG_ERROR, "Line %d: unknown global field '%s'.",
line, pos);
ret = -1;

View file

@ -27,6 +27,13 @@
#include "config_ssid.h"
#define CFG_CHANGED_DEVICE_NAME BIT(0)
#define CFG_CHANGED_CONFIG_METHODS BIT(1)
#define CFG_CHANGED_DEVICE_TYPE BIT(2)
#define CFG_CHANGED_OS_VERSION BIT(3)
#define CFG_CHANGED_UUID BIT(4)
#define CFG_CHANGED_COUNTRY BIT(5)
/**
* struct wpa_config - wpa_supplicant configuration data
*
@ -348,6 +355,11 @@ struct wpa_config {
* 1 = only include configured SSIDs in scan results/BSS table
*/
int filter_ssids;
/**
* changed_parameters - Bitmap of changed parameters since last update
*/
unsigned int changed_parameters;
};