[PATCH v2 28/43] migration: Move migrate_use_tls() to options.c

[Juan Quintela]

Once there, rename it to migrate_tls() and make it return bool for
consistency.

Signed-off-by: Juan Quintela <quint...@redhat.com>
---
 migration/migration.c |  9 ---------
 migration/migration.h |  2 --
 migration/options.c   | 16 +++++++++++++++-
 migration/options.h   |  9 +++++++++
 migration/tls.c       |  3 ++-
 5 files changed, 26 insertions(+), 13 deletions(-)

diff --git a/migration/migration.c b/migration/migration.c
index 2191437b15..bbc9a07fd7 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -2251,15 +2251,6 @@ bool migrate_postcopy(void)
     return migrate_postcopy_ram() || migrate_dirty_bitmaps();
 }
 
-int migrate_use_tls(void)
-{
-    MigrationState *s;
-
-    s = migrate_get_current();
-
-    return s->parameters.tls_creds && *s->parameters.tls_creds;
-}
-
 /* migration thread support */
 /*
  * Something bad happened to the RP stream, mark an error
diff --git a/migration/migration.h b/migration/migration.h
index 3ae938b19c..2099470e8e 100644
--- a/migration/migration.h
+++ b/migration/migration.h
@@ -449,8 +449,6 @@ MigrationState *migrate_get_current(void);
 
 bool migrate_postcopy(void);
 
-int migrate_use_tls(void);
-
 uint64_t ram_get_total_transferred_pages(void);
 
 /* Sending on the return path - generic and then for each message type */
diff --git a/migration/options.c b/migration/options.c
index a111d0d43f..6db221157f 100644
--- a/migration/options.c
+++ b/migration/options.c
@@ -204,6 +204,20 @@ bool migrate_zero_copy_send(void)
 
     return s->capabilities[MIGRATION_CAPABILITY_ZERO_COPY_SEND];
 }
+
+/* pseudo capabilities */
+
+bool migrate_tls(void)
+{
+    MigrationState *s;
+
+    s = migrate_get_current();
+
+    return s->parameters.tls_creds && *s->parameters.tls_creds;
+}
+
+
+
 typedef enum WriteTrackingSupport {
     WT_SUPPORT_UNKNOWN = 0,
     WT_SUPPORT_ABSENT,
@@ -353,7 +367,7 @@ bool migrate_caps_check(bool *old_caps, bool *new_caps, 
Error **errp)
          new_caps[MIGRATION_CAPABILITY_COMPRESS] ||
          new_caps[MIGRATION_CAPABILITY_XBZRLE] ||
          migrate_multifd_compression() ||
-         migrate_use_tls())) {
+         migrate_tls())) {
         error_setg(errp,
                    "Zero copy only available for non-compressed non-TLS 
multifd migration");
         return false;
diff --git a/migration/options.h b/migration/options.h
index 99f6bbd7a1..c91d5cbef0 100644
--- a/migration/options.h
+++ b/migration/options.h
@@ -38,6 +38,15 @@ bool migrate_xbzrle(void);
 bool migrate_zero_blocks(void);
 bool migrate_zero_copy_send(void);
 
+/*
+ * pseudo capabilities
+ *
+ * This are functions that are used in a similar way that capabilities
+ * check, but they are not a capability.
+ */
+
+bool migrate_tls(void);
+
 /* capabilities helpers */
 
 bool migrate_caps_check(bool *old_caps, bool *new_caps, Error **errp);
diff --git a/migration/tls.c b/migration/tls.c
index 4d2166a209..acd38e0b62 100644
--- a/migration/tls.c
+++ b/migration/tls.c
@@ -22,6 +22,7 @@
 #include "channel.h"
 #include "migration.h"
 #include "tls.h"
+#include "options.h"
 #include "crypto/tlscreds.h"
 #include "qemu/error-report.h"
 #include "qapi/error.h"
@@ -165,7 +166,7 @@ void migration_tls_channel_connect(MigrationState *s,
 
 bool migrate_channel_requires_tls_upgrade(QIOChannel *ioc)
 {
-    if (!migrate_use_tls()) {
+    if (!migrate_tls()) {
         return false;
     }
 
-- 
2.39.2