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authorJouni Malinen <j@w1.fi>2008-12-13 16:17:27 (GMT)
committerJouni Malinen <j@w1.fi>2008-12-13 16:17:27 (GMT)
commit32896a0dd19329e32c18ca2fb69918e836e7296a (patch)
tree65c4c3a35de6d3dc87701fe30621e703f44a316e /wpa_supplicant
parentd7afb15a109af896a3da88a412101b3719c6e100 (diff)
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Use shared string parser for global configuration fields
Diffstat (limited to 'wpa_supplicant')
-rw-r--r--wpa_supplicant/config_file.c225
1 files changed, 57 insertions, 168 deletions
diff --git a/wpa_supplicant/config_file.c b/wpa_supplicant/config_file.c
index 76a1935..a94f31d 100644
--- a/wpa_supplicant/config_file.c
+++ b/wpa_supplicant/config_file.c
@@ -274,7 +274,7 @@ struct global_parse_data {
char *name;
int (*parser)(const struct global_parse_data *data,
struct wpa_config *config, int line, const char *value);
- void *param1;
+ void *param1, *param2, *param3;
};
@@ -290,6 +290,41 @@ static int wpa_config_parse_int(const struct global_parse_data *data,
}
+static int wpa_config_parse_str(const struct global_parse_data *data,
+ struct wpa_config *config, int line,
+ const char *pos)
+{
+ size_t len;
+ char **dst, *tmp;
+
+ len = os_strlen(pos);
+ if (data->param2 && len < (size_t) data->param2) {
+ wpa_printf(MSG_ERROR, "Line %d: too short %s (len=%lu "
+ "min_len=%ld)", line, data->name,
+ (unsigned long) len, (long) data->param2);
+ return -1;
+ }
+
+ if (data->param3 && len > (size_t) data->param3) {
+ wpa_printf(MSG_ERROR, "Line %d: too long %s (len=%lu "
+ "max_len=%ld)", line, data->name,
+ (unsigned long) len, (long) data->param3);
+ return -1;
+ }
+
+ tmp = os_strdup(pos);
+ if (tmp == NULL)
+ return -1;
+
+ dst = (char **) (((u8 *) config) + (long) data->param1);
+ os_free(*dst);
+ *dst = tmp;
+ wpa_printf(MSG_DEBUG, "%s='%s'", data->name, *dst);
+
+ return 0;
+}
+
+
static int wpa_config_process_country(const struct global_parse_data *data,
struct wpa_config *config, int line,
const char *pos)
@@ -306,31 +341,6 @@ static int wpa_config_process_country(const struct global_parse_data *data,
}
-#ifdef CONFIG_CTRL_IFACE
-static int wpa_config_process_ctrl_interface(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- os_free(config->ctrl_interface);
- config->ctrl_interface = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "ctrl_interface='%s'", config->ctrl_interface);
- return 0;
-}
-
-
-static int wpa_config_process_ctrl_interface_group(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- os_free(config->ctrl_interface_group);
- config->ctrl_interface_group = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "ctrl_interface_group='%s' (DEPRECATED)",
- config->ctrl_interface_group);
- return 0;
-}
-#endif /* CONFIG_CTRL_IFACE */
-
-
static int wpa_config_process_eapol_version(
const struct global_parse_data *data, struct wpa_config *config,
int line, const char *pos)
@@ -346,57 +356,6 @@ static int wpa_config_process_eapol_version(
}
-#ifdef EAP_TLS_OPENSSL
-
-static int wpa_config_process_opensc_engine_path(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- os_free(config->opensc_engine_path);
- config->opensc_engine_path = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "opensc_engine_path='%s'",
- config->opensc_engine_path);
- return 0;
-}
-
-
-static int wpa_config_process_pkcs11_engine_path(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- os_free(config->pkcs11_engine_path);
- config->pkcs11_engine_path = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "pkcs11_engine_path='%s'",
- config->pkcs11_engine_path);
- return 0;
-}
-
-
-static int wpa_config_process_pkcs11_module_path(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- os_free(config->pkcs11_module_path);
- config->pkcs11_module_path = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "pkcs11_module_path='%s'",
- config->pkcs11_module_path);
- return 0;
-}
-
-#endif /* EAP_TLS_OPENSSL */
-
-
-static int wpa_config_process_driver_param(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- os_free(config->driver_param);
- config->driver_param = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "driver_param='%s'", config->driver_param);
- return 0;
-}
-
-
static int wpa_config_process_load_dynamic_eap(
const struct global_parse_data *data, struct wpa_config *config,
int line, const char *so)
@@ -434,82 +393,6 @@ static int wpa_config_process_uuid(const struct global_parse_data *data,
}
-static int wpa_config_process_device_name(const struct global_parse_data *data,
- struct wpa_config *config, int line,
- const char *pos)
-{
- if (os_strlen(pos) > 32)
- return -1;
- os_free(config->device_name);
- config->device_name = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "device_name='%s'", config->device_name);
- return 0;
-}
-
-
-static int wpa_config_process_manufacturer(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- if (os_strlen(pos) > 64)
- return -1;
- os_free(config->manufacturer);
- config->manufacturer = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "manufacturer='%s'", config->manufacturer);
- return 0;
-}
-
-
-static int wpa_config_process_model_name(const struct global_parse_data *data,
- struct wpa_config *config, int line,
- const char *pos)
-{
- if (os_strlen(pos) > 32)
- return -1;
- os_free(config->model_name);
- config->model_name = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "model_name='%s'", config->model_name);
- return 0;
-}
-
-
-static int wpa_config_process_model_number(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- if (os_strlen(pos) > 32)
- return -1;
- os_free(config->model_number);
- config->model_number = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "model_number='%s'", config->model_number);
- return 0;
-}
-
-
-static int wpa_config_process_serial_number(
- const struct global_parse_data *data, struct wpa_config *config,
- int line, const char *pos)
-{
- if (os_strlen(pos) > 32)
- return -1;
- os_free(config->serial_number);
- config->serial_number = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "serial_number='%s'", config->serial_number);
- return 0;
-}
-
-
-static int wpa_config_process_device_type(const struct global_parse_data *data,
- struct wpa_config *config, int line,
- const char *pos)
-{
- os_free(config->device_type);
- config->device_type = os_strdup(pos);
- wpa_printf(MSG_DEBUG, "device_type='%s'", config->device_type);
- return 0;
-}
-
-
static int wpa_config_process_os_version(const struct global_parse_data *data,
struct wpa_config *config, int line,
const char *pos)
@@ -532,24 +415,27 @@ static int wpa_config_process_os_version(const struct global_parse_data *data,
/* OFFSET: Get offset of a variable within the wpa_config structure */
#define OFFSET(v) ((void *) &((struct wpa_config *) 0)->v)
-#define FUNC(f) #f, wpa_config_process_ ## f, OFFSET(f)
-#define FUNC_NO_VAR(f) #f, wpa_config_process_ ## f, 0
-#define INT(f) #f, wpa_config_parse_int, OFFSET(f)
+#define FUNC(f) #f, wpa_config_process_ ## f, OFFSET(f), NULL, NULL
+#define FUNC_NO_VAR(f) #f, wpa_config_process_ ## f, NULL, NULL, NULL
+#define INT(f) #f, wpa_config_parse_int, OFFSET(f), NULL, NULL
+#define _STR(f) #f, wpa_config_parse_str, OFFSET(f)
+#define STR(f) _STR(f), NULL, NULL
+#define STR_RANGE(f, min, max) _STR(f), (void *) min, (void *) max
static const struct global_parse_data global_fields[] = {
#ifdef CONFIG_CTRL_IFACE
- { FUNC(ctrl_interface) },
- { FUNC(ctrl_interface_group) },
+ { STR(ctrl_interface) },
+ { STR(ctrl_interface_group) } /* deprecated */,
#endif /* CONFIG_CTRL_IFACE */
{ FUNC(eapol_version) },
{ INT(ap_scan) },
{ INT(fast_reauth) },
#ifdef EAP_TLS_OPENSSL
- { FUNC(opensc_engine_path) },
- { FUNC(pkcs11_engine_path) },
- { FUNC(pkcs11_module_path) },
+ { STR(opensc_engine_path) },
+ { STR(pkcs11_engine_path) },
+ { STR(pkcs11_module_path) },
#endif /* EAP_TLS_OPENSSL */
- { FUNC(driver_param) },
+ { STR(driver_param) },
{ INT(dot11RSNAConfigPMKLifetime) },
{ INT(dot11RSNAConfigPMKReauthThreshold) },
{ INT(dot11RSNAConfigSATimeout) },
@@ -559,12 +445,12 @@ static const struct global_parse_data global_fields[] = {
{ FUNC_NO_VAR(load_dynamic_eap) },
#ifdef CONFIG_WPS
{ FUNC(uuid) },
- { FUNC(device_name) },
- { FUNC(manufacturer) },
- { FUNC(model_name) },
- { FUNC(model_number) },
- { FUNC(serial_number) },
- { FUNC(device_type) },
+ { 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) },
#endif /* CONFIG_WPS */
{ FUNC(country) }
@@ -572,6 +458,9 @@ static const struct global_parse_data global_fields[] = {
#undef FUNC
#undef INT
+#undef _STR
+#undef STR
+#undef STR_RANGE
#define NUM_GLOBAL_FIELDS (sizeof(global_fields) / sizeof(global_fields[0]))