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[tor-commits] [tor/master] config validation: make the "old_options" argument const.
commit 6bc2b41e54976abdafb464128890ae23584aeed7
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date: Tue Oct 22 14:16:23 2019 -0400
config validation: make the "old_options" argument const.
We can't do this with the "options" argument yet, since several
places in the code change those right now.
---
src/app/config/config.c | 9 +++++----
src/app/config/config.h | 2 +-
src/app/config/statefile.c | 4 ++--
src/feature/dirauth/shared_random_state.c | 4 ++--
src/lib/confmgt/confparse.h | 2 +-
src/test/test_confparse.c | 2 +-
6 files changed, 12 insertions(+), 11 deletions(-)
diff --git a/src/app/config/config.c b/src/app/config/config.c
index b804da62f..55cc49448 100644
--- a/src/app/config/config.c
+++ b/src/app/config/config.c
@@ -843,7 +843,7 @@ static int parse_outbound_addresses(or_options_t *options, int validate_only,
char **msg);
static void config_maybe_load_geoip_files_(const or_options_t *options,
const or_options_t *old_options);
-static int options_validate_cb(void *old_options, void *options,
+static int options_validate_cb(const void *old_options, void *options,
char **msg);
static void cleanup_protocol_warning_severity_level(void);
static void set_protocol_warning_severity_level(int warning_severity);
@@ -1227,7 +1227,8 @@ add_default_fallback_dir_servers,(void))
* user if we changed any dangerous ones.
*/
static int
-validate_dir_servers(or_options_t *options, or_options_t *old_options)
+validate_dir_servers(const or_options_t *options,
+ const or_options_t *old_options)
{
config_line_t *cl;
@@ -3230,7 +3231,7 @@ compute_publishserverdescriptor(or_options_t *options)
#define RECOMMENDED_MIN_CIRCUIT_BUILD_TIMEOUT (10)
static int
-options_validate_cb(void *old_options, void *options, char **msg)
+options_validate_cb(const void *old_options, void *options, char **msg)
{
in_option_validation = 1;
int rv = options_validate(old_options, options, msg);
@@ -3430,7 +3431,7 @@ options_validate_single_onion(or_options_t *options, char **msg)
* On error, tor_strdup an error explanation into *<b>msg</b>.
*/
STATIC int
-options_validate(or_options_t *old_options, or_options_t *options,
+options_validate(const or_options_t *old_options, or_options_t *options,
char **msg)
{
config_line_t *cl;
diff --git a/src/app/config/config.h b/src/app/config/config.h
index 32ddc6765..dbba30e9c 100644
--- a/src/app/config/config.h
+++ b/src/app/config/config.h
@@ -277,7 +277,7 @@ STATIC void port_cfg_free_(port_cfg_t *port);
STATIC void or_options_free_(or_options_t *options);
STATIC int options_validate_single_onion(or_options_t *options,
char **msg);
-STATIC int options_validate(or_options_t *old_options,
+STATIC int options_validate(const or_options_t *old_options,
or_options_t *options,
char **msg);
STATIC int parse_transport_line(const or_options_t *options,
diff --git a/src/app/config/statefile.c b/src/app/config/statefile.c
index 3653deeee..5c2e37490 100644
--- a/src/app/config/statefile.c
+++ b/src/app/config/statefile.c
@@ -141,7 +141,7 @@ static const config_var_t state_vars_[] = {
static int or_state_validate(or_state_t *state, char **msg);
-static int or_state_validate_cb(void *old_options,
+static int or_state_validate_cb(const void *old_options,
void *options, char **msg);
/** Magic value for or_state_t. */
@@ -268,7 +268,7 @@ validate_transports_in_state(or_state_t *state)
}
static int
-or_state_validate_cb(void *old_state, void *state, char **msg)
+or_state_validate_cb(const void *old_state, void *state, char **msg)
{
/* We don't use these; only options do. Still, we need to match that
* signature. */
diff --git a/src/feature/dirauth/shared_random_state.c b/src/feature/dirauth/shared_random_state.c
index beeb03448..94743fdb7 100644
--- a/src/feature/dirauth/shared_random_state.c
+++ b/src/feature/dirauth/shared_random_state.c
@@ -60,7 +60,7 @@ DUMMY_TYPECHECK_INSTANCE(sr_disk_state_t);
#define SR_DISK_STATE_MAGIC 0x98AB1254
static int
-disk_state_validate_cb(void *old_state, void *state, char **msg);
+disk_state_validate_cb(const void *old_state, void *state, char **msg);
/** Array of variables that are saved to disk as a persistent state. */
static const config_var_t state_vars[] = {
@@ -344,7 +344,7 @@ disk_state_validate(const sr_disk_state_t *state)
/** Validate the disk state (NOP for now). */
static int
-disk_state_validate_cb(void *old_state, void *state, char **msg)
+disk_state_validate_cb(const void *old_state, void *state, char **msg)
{
/* We don't use these; only options do. */
(void) old_state;
diff --git a/src/lib/confmgt/confparse.h b/src/lib/confmgt/confparse.h
index 628eb8927..8d7278cb0 100644
--- a/src/lib/confmgt/confparse.h
+++ b/src/lib/confmgt/confparse.h
@@ -68,7 +68,7 @@ typedef struct config_deprecation_t {
* config_dump(); later in our refactoring, it will be cleaned up and used
* more generally.
*/
-typedef int (*validate_fn_t)(void *oldval,
+typedef int (*validate_fn_t)(const void *oldval,
void *newval,
char **msg_out);
diff --git a/src/test/test_confparse.c b/src/test/test_confparse.c
index cfdcd34c3..890c95d1c 100644
--- a/src/test/test_confparse.c
+++ b/src/test/test_confparse.c
@@ -103,7 +103,7 @@ static config_deprecation_t test_deprecation_notes[] = {
};
static int
-test_validate_cb(void *old_options, void *options, char **msg)
+test_validate_cb(const void *old_options, void *options, char **msg)
{
(void)old_options;
(void)msg;
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