From: Daniel P. Berrangé Date: Wed, 5 Feb 2025 12:35:48 +0000 (+0000) Subject: qapi: change 'unsigned special_features' to 'uint64_t features' X-Git-Tag: v10.0.0-rc0~61^2~2 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=696ae1ac91fc50f87838519a0717d74f5816fd50;p=thirdparty%2Fqemu.git qapi: change 'unsigned special_features' to 'uint64_t features' The "special_features" field / parameter holds the subset of schema features that are for internal code use. Specifically 'DEPRECATED' and 'UNSTABLE'. This special casing of internal features is going to be removed, so prepare for that by renaming to 'features'. Using a fixed size type is also best practice for bit fields. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Daniel P. Berrangé Message-ID: <20250205123550.2754387-3-berrange@redhat.com> Reviewed-by: Markus Armbruster Signed-off-by: Markus Armbruster --- diff --git a/include/qapi/compat-policy.h b/include/qapi/compat-policy.h index 8b7b25c0b5a..ea65e10744a 100644 --- a/include/qapi/compat-policy.h +++ b/include/qapi/compat-policy.h @@ -18,7 +18,7 @@ extern CompatPolicy compat_policy; -bool compat_policy_input_ok(unsigned special_features, +bool compat_policy_input_ok(uint64_t features, const CompatPolicy *policy, ErrorClass error_class, const char *kind, const char *name, diff --git a/include/qapi/qmp-registry.h b/include/qapi/qmp-registry.h index f2e956813a1..e0ee1ad3ac6 100644 --- a/include/qapi/qmp-registry.h +++ b/include/qapi/qmp-registry.h @@ -33,7 +33,7 @@ typedef struct QmpCommand /* Runs in coroutine context if QCO_COROUTINE is set */ QmpCommandFunc *fn; QmpCommandOptions options; - unsigned special_features; + uint64_t features; QTAILQ_ENTRY(QmpCommand) node; bool enabled; const char *disable_reason; @@ -43,7 +43,7 @@ typedef QTAILQ_HEAD(QmpCommandList, QmpCommand) QmpCommandList; void qmp_register_command(QmpCommandList *cmds, const char *name, QmpCommandFunc *fn, QmpCommandOptions options, - unsigned special_features); + uint64_t features); const QmpCommand *qmp_find_command(const QmpCommandList *cmds, const char *name); void qmp_disable_command(QmpCommandList *cmds, const char *name, diff --git a/include/qapi/util.h b/include/qapi/util.h index b8254247b8d..29bc4eb865a 100644 --- a/include/qapi/util.h +++ b/include/qapi/util.h @@ -18,7 +18,7 @@ typedef enum { typedef struct QEnumLookup { const char *const *array; - const unsigned char *const special_features; + const uint64_t *const features; const int size; } QEnumLookup; diff --git a/include/qapi/visitor-impl.h b/include/qapi/visitor-impl.h index 2badec5ba46..7beb0dbfa5d 100644 --- a/include/qapi/visitor-impl.h +++ b/include/qapi/visitor-impl.h @@ -115,11 +115,11 @@ struct Visitor /* Optional */ bool (*policy_reject)(Visitor *v, const char *name, - unsigned special_features, Error **errp); + uint64_t features, Error **errp); /* Optional */ bool (*policy_skip)(Visitor *v, const char *name, - unsigned special_features); + uint64_t features); /* Must be set */ VisitorType type; diff --git a/include/qapi/visitor.h b/include/qapi/visitor.h index 27b85d4700f..f6a9b0743f7 100644 --- a/include/qapi/visitor.h +++ b/include/qapi/visitor.h @@ -463,29 +463,29 @@ bool visit_optional(Visitor *v, const char *name, bool *present); /* * Should we reject member @name due to policy? * - * @special_features is the member's special features encoded as a - * bitset of QapiSpecialFeature. + * @features is the member's special features encoded as a + * bitset of QapiFeature. * * @name must not be NULL. This function is only useful between * visit_start_struct() and visit_end_struct(), since only objects * have deprecated members. */ bool visit_policy_reject(Visitor *v, const char *name, - unsigned special_features, Error **errp); + uint64_t features, Error **errp); /* * * Should we skip member @name due to policy? * - * @special_features is the member's special features encoded as a - * bitset of QapiSpecialFeature. + * @features is the member's special features encoded as a + * bitset of QapiFeature. * * @name must not be NULL. This function is only useful between * visit_start_struct() and visit_end_struct(), since only objects * have deprecated members. */ bool visit_policy_skip(Visitor *v, const char *name, - unsigned special_features); + uint64_t features); /* * Set policy for handling deprecated management interfaces. diff --git a/qapi/qapi-forward-visitor.c b/qapi/qapi-forward-visitor.c index dea540c3c93..d91d921bdbd 100644 --- a/qapi/qapi-forward-visitor.c +++ b/qapi/qapi-forward-visitor.c @@ -246,7 +246,7 @@ static void forward_field_optional(Visitor *v, const char *name, bool *present) } static bool forward_field_policy_reject(Visitor *v, const char *name, - unsigned special_features, + uint64_t features, Error **errp) { ForwardFieldVisitor *ffv = to_ffv(v); @@ -254,18 +254,18 @@ static bool forward_field_policy_reject(Visitor *v, const char *name, if (!forward_field_translate_name(ffv, &name, errp)) { return true; } - return visit_policy_reject(ffv->target, name, special_features, errp); + return visit_policy_reject(ffv->target, name, features, errp); } static bool forward_field_policy_skip(Visitor *v, const char *name, - unsigned special_features) + uint64_t features) { ForwardFieldVisitor *ffv = to_ffv(v); if (!forward_field_translate_name(ffv, &name, NULL)) { return true; } - return visit_policy_skip(ffv->target, name, special_features); + return visit_policy_skip(ffv->target, name, features); } static void forward_field_complete(Visitor *v, void *opaque) diff --git a/qapi/qapi-util.c b/qapi/qapi-util.c index 65a7d184372..3d849fe0347 100644 --- a/qapi/qapi-util.c +++ b/qapi/qapi-util.c @@ -37,19 +37,19 @@ static bool compat_policy_input_ok1(const char *adjective, } } -bool compat_policy_input_ok(unsigned special_features, +bool compat_policy_input_ok(uint64_t features, const CompatPolicy *policy, ErrorClass error_class, const char *kind, const char *name, Error **errp) { - if ((special_features & 1u << QAPI_DEPRECATED) + if ((features & 1u << QAPI_DEPRECATED) && !compat_policy_input_ok1("Deprecated", policy->deprecated_input, error_class, kind, name, errp)) { return false; } - if ((special_features & (1u << QAPI_UNSTABLE)) + if ((features & (1u << QAPI_UNSTABLE)) && !compat_policy_input_ok1("Unstable", policy->unstable_input, error_class, kind, name, errp)) { diff --git a/qapi/qapi-visit-core.c b/qapi/qapi-visit-core.c index 6c13510a2bc..706c61e0260 100644 --- a/qapi/qapi-visit-core.c +++ b/qapi/qapi-visit-core.c @@ -141,21 +141,21 @@ bool visit_optional(Visitor *v, const char *name, bool *present) } bool visit_policy_reject(Visitor *v, const char *name, - unsigned special_features, Error **errp) + uint64_t features, Error **errp) { trace_visit_policy_reject(v, name); if (v->policy_reject) { - return v->policy_reject(v, name, special_features, errp); + return v->policy_reject(v, name, features, errp); } return false; } bool visit_policy_skip(Visitor *v, const char *name, - unsigned special_features) + uint64_t features) { trace_visit_policy_skip(v, name); if (v->policy_skip) { - return v->policy_skip(v, name, special_features); + return v->policy_skip(v, name, features); } return false; } @@ -409,8 +409,8 @@ static bool input_type_enum(Visitor *v, const char *name, int *obj, return false; } - if (lookup->special_features - && !compat_policy_input_ok(lookup->special_features[value], + if (lookup->features + && !compat_policy_input_ok(lookup->features[value], &v->compat_policy, ERROR_CLASS_GENERIC_ERROR, "value", enum_str, errp)) { diff --git a/qapi/qmp-dispatch.c b/qapi/qmp-dispatch.c index fa95fcceacd..e569224eaea 100644 --- a/qapi/qmp-dispatch.c +++ b/qapi/qmp-dispatch.c @@ -173,7 +173,7 @@ QDict *coroutine_mixed_fn qmp_dispatch(const QmpCommandList *cmds, QObject *requ "The command %s has not been found", command); goto out; } - if (!compat_policy_input_ok(cmd->special_features, &compat_policy, + if (!compat_policy_input_ok(cmd->features, &compat_policy, ERROR_CLASS_COMMAND_NOT_FOUND, "command", command, &err)) { goto out; diff --git a/qapi/qmp-registry.c b/qapi/qmp-registry.c index ac989074edd..e2623f2b78c 100644 --- a/qapi/qmp-registry.c +++ b/qapi/qmp-registry.c @@ -17,7 +17,7 @@ void qmp_register_command(QmpCommandList *cmds, const char *name, QmpCommandFunc *fn, QmpCommandOptions options, - unsigned special_features) + uint64_t features) { QmpCommand *cmd = g_malloc0(sizeof(*cmd)); @@ -28,7 +28,7 @@ void qmp_register_command(QmpCommandList *cmds, const char *name, cmd->fn = fn; cmd->enabled = true; cmd->options = options; - cmd->special_features = special_features; + cmd->features = features; QTAILQ_INSERT_TAIL(cmds, cmd, node); } diff --git a/qapi/qobject-input-visitor.c b/qapi/qobject-input-visitor.c index 93317532be6..c52d36997df 100644 --- a/qapi/qobject-input-visitor.c +++ b/qapi/qobject-input-visitor.c @@ -664,10 +664,10 @@ static void qobject_input_optional(Visitor *v, const char *name, bool *present) } static bool qobject_input_policy_reject(Visitor *v, const char *name, - unsigned special_features, + uint64_t features, Error **errp) { - return !compat_policy_input_ok(special_features, &v->compat_policy, + return !compat_policy_input_ok(features, &v->compat_policy, ERROR_CLASS_GENERIC_ERROR, "parameter", name, errp); } diff --git a/qapi/qobject-output-visitor.c b/qapi/qobject-output-visitor.c index 13d3ae95b7c..de5b36bda55 100644 --- a/qapi/qobject-output-visitor.c +++ b/qapi/qobject-output-visitor.c @@ -210,13 +210,13 @@ static bool qobject_output_type_null(Visitor *v, const char *name, } static bool qobject_output_policy_skip(Visitor *v, const char *name, - unsigned special_features) + uint64_t features) { CompatPolicy *pol = &v->compat_policy; - return ((special_features & 1u << QAPI_DEPRECATED) + return ((features & 1u << QAPI_DEPRECATED) && pol->deprecated_output == COMPAT_POLICY_OUTPUT_HIDE) - || ((special_features & 1u << QAPI_UNSTABLE) + || ((features & 1u << QAPI_UNSTABLE) && pol->unstable_output == COMPAT_POLICY_OUTPUT_HIDE); } diff --git a/scripts/qapi/types.py b/scripts/qapi/types.py index 0dd0b00ada3..7bc3f8241ff 100644 --- a/scripts/qapi/types.py +++ b/scripts/qapi/types.py @@ -71,7 +71,7 @@ const QEnumLookup %(c_name)s_lookup = { if feats: ret += mcgen(''' }, - .special_features = (const unsigned char[%(max_index)s]) { + .features = (const uint64_t[%(max_index)s]) { ''', max_index=max_index) ret += feats