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-rw-r--r--qapi/opts-visitor.c5
-rw-r--r--qapi/qapi-visit-core.c259
-rw-r--r--qapi/qmp-input-visitor.c6
-rw-r--r--qapi/string-input-visitor.c6
4 files changed, 112 insertions, 164 deletions
diff --git a/qapi/opts-visitor.c b/qapi/opts-visitor.c
index 87c1c789c9..16382e7a65 100644
--- a/qapi/opts-visitor.c
+++ b/qapi/opts-visitor.c
@@ -484,8 +484,7 @@ opts_type_size(Visitor *v, uint64_t *obj, const char *name, Error **errp)
 
 
 static void
-opts_start_optional(Visitor *v, bool *present, const char *name,
-                       Error **errp)
+opts_optional(Visitor *v, bool *present, const char *name, Error **errp)
 {
     OptsVisitor *ov = DO_UPCAST(OptsVisitor, visitor, v);
 
@@ -528,7 +527,7 @@ opts_visitor_new(const QemuOpts *opts)
     /* type_number() is not filled in, but this is not the first visitor to
      * skip some mandatory methods... */
 
-    ov->visitor.start_optional = &opts_start_optional;
+    ov->visitor.optional = &opts_optional;
 
     ov->opts_root = opts;
 
diff --git a/qapi/qapi-visit-core.c b/qapi/qapi-visit-core.c
index 6451a21a28..55f8d4068c 100644
--- a/qapi/qapi-visit-core.c
+++ b/qapi/qapi-visit-core.c
@@ -17,46 +17,27 @@
 #include "qapi/visitor.h"
 #include "qapi/visitor-impl.h"
 
-void visit_start_handle(Visitor *v, void **obj, const char *kind,
-                        const char *name, Error **errp)
-{
-    if (!error_is_set(errp) && v->start_handle) {
-        v->start_handle(v, obj, kind, name, errp);
-    }
-}
-
-void visit_end_handle(Visitor *v, Error **errp)
-{
-    if (!error_is_set(errp) && v->end_handle) {
-        v->end_handle(v, errp);
-    }
-}
-
 void visit_start_struct(Visitor *v, void **obj, const char *kind,
                         const char *name, size_t size, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->start_struct(v, obj, kind, name, size, errp);
-    }
+    v->start_struct(v, obj, kind, name, size, errp);
 }
 
 void visit_end_struct(Visitor *v, Error **errp)
 {
-    assert(!error_is_set(errp));
     v->end_struct(v, errp);
 }
 
 void visit_start_implicit_struct(Visitor *v, void **obj, size_t size,
                                  Error **errp)
 {
-    if (!error_is_set(errp) && v->start_implicit_struct) {
+    if (v->start_implicit_struct) {
         v->start_implicit_struct(v, obj, size, errp);
     }
 }
 
 void visit_end_implicit_struct(Visitor *v, Error **errp)
 {
-    assert(!error_is_set(errp));
     if (v->end_implicit_struct) {
         v->end_implicit_struct(v, errp);
     }
@@ -64,45 +45,31 @@ void visit_end_implicit_struct(Visitor *v, Error **errp)
 
 void visit_start_list(Visitor *v, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->start_list(v, name, errp);
-    }
+    v->start_list(v, name, errp);
 }
 
 GenericList *visit_next_list(Visitor *v, GenericList **list, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        return v->next_list(v, list, errp);
-    }
-
-    return 0;
+    return v->next_list(v, list, errp);
 }
 
 void visit_end_list(Visitor *v, Error **errp)
 {
-    assert(!error_is_set(errp));
     v->end_list(v, errp);
 }
 
-void visit_start_optional(Visitor *v, bool *present, const char *name,
-                          Error **errp)
+void visit_optional(Visitor *v, bool *present, const char *name,
+                    Error **errp)
 {
-    if (!error_is_set(errp) && v->start_optional) {
-        v->start_optional(v, present, name, errp);
-    }
-}
-
-void visit_end_optional(Visitor *v, Error **errp)
-{
-    if (!error_is_set(errp) && v->end_optional) {
-        v->end_optional(v, errp);
+    if (v->optional) {
+        v->optional(v, present, name, errp);
     }
 }
 
 void visit_get_next_type(Visitor *v, int *obj, const int *qtypes,
                          const char *name, Error **errp)
 {
-    if (!error_is_set(errp) && v->get_next_type) {
+    if (v->get_next_type) {
         v->get_next_type(v, obj, qtypes, name, errp);
     }
 }
@@ -110,192 +77,172 @@ void visit_get_next_type(Visitor *v, int *obj, const int *qtypes,
 void visit_type_enum(Visitor *v, int *obj, const char *strings[],
                      const char *kind, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->type_enum(v, obj, strings, kind, name, errp);
-    }
+    v->type_enum(v, obj, strings, kind, name, errp);
 }
 
 void visit_type_int(Visitor *v, int64_t *obj, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->type_int(v, obj, name, errp);
-    }
+    v->type_int(v, obj, name, errp);
 }
 
 void visit_type_uint8(Visitor *v, uint8_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_uint8) {
-            v->type_uint8(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            if (value < 0 || value > UINT8_MAX) {
-                error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
-                          "uint8_t");
-                return;
-            }
-            *obj = value;
+
+    if (v->type_uint8) {
+        v->type_uint8(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        if (value < 0 || value > UINT8_MAX) {
+            error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
+                      "uint8_t");
+            return;
         }
+        *obj = value;
     }
 }
 
 void visit_type_uint16(Visitor *v, uint16_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_uint16) {
-            v->type_uint16(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            if (value < 0 || value > UINT16_MAX) {
-                error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
-                          "uint16_t");
-                return;
-            }
-            *obj = value;
+
+    if (v->type_uint16) {
+        v->type_uint16(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        if (value < 0 || value > UINT16_MAX) {
+            error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
+                      "uint16_t");
+            return;
         }
+        *obj = value;
     }
 }
 
 void visit_type_uint32(Visitor *v, uint32_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_uint32) {
-            v->type_uint32(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            if (value < 0 || value > UINT32_MAX) {
-                error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
-                          "uint32_t");
-                return;
-            }
-            *obj = value;
+
+    if (v->type_uint32) {
+        v->type_uint32(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        if (value < 0 || value > UINT32_MAX) {
+            error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
+                      "uint32_t");
+            return;
         }
+        *obj = value;
     }
 }
 
 void visit_type_uint64(Visitor *v, uint64_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_uint64) {
-            v->type_uint64(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            *obj = value;
-        }
+
+    if (v->type_uint64) {
+        v->type_uint64(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        *obj = value;
     }
 }
 
 void visit_type_int8(Visitor *v, int8_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_int8) {
-            v->type_int8(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            if (value < INT8_MIN || value > INT8_MAX) {
-                error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
-                          "int8_t");
-                return;
-            }
-            *obj = value;
+
+    if (v->type_int8) {
+        v->type_int8(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        if (value < INT8_MIN || value > INT8_MAX) {
+            error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
+                      "int8_t");
+            return;
         }
+        *obj = value;
     }
 }
 
 void visit_type_int16(Visitor *v, int16_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_int16) {
-            v->type_int16(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            if (value < INT16_MIN || value > INT16_MAX) {
-                error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
-                          "int16_t");
-                return;
-            }
-            *obj = value;
+
+    if (v->type_int16) {
+        v->type_int16(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        if (value < INT16_MIN || value > INT16_MAX) {
+            error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
+                      "int16_t");
+            return;
         }
+        *obj = value;
     }
 }
 
 void visit_type_int32(Visitor *v, int32_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_int32) {
-            v->type_int32(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            if (value < INT32_MIN || value > INT32_MAX) {
-                error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
-                          "int32_t");
-                return;
-            }
-            *obj = value;
+
+    if (v->type_int32) {
+        v->type_int32(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        if (value < INT32_MIN || value > INT32_MAX) {
+            error_set(errp, QERR_INVALID_PARAMETER_VALUE, name ? name : "null",
+                      "int32_t");
+            return;
         }
+        *obj = value;
     }
 }
 
 void visit_type_int64(Visitor *v, int64_t *obj, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        if (v->type_int64) {
-            v->type_int64(v, obj, name, errp);
-        } else {
-            v->type_int(v, obj, name, errp);
-        }
+    if (v->type_int64) {
+        v->type_int64(v, obj, name, errp);
+    } else {
+        v->type_int(v, obj, name, errp);
     }
 }
 
 void visit_type_size(Visitor *v, uint64_t *obj, const char *name, Error **errp)
 {
     int64_t value;
-    if (!error_is_set(errp)) {
-        if (v->type_size) {
-            v->type_size(v, obj, name, errp);
-        } else if (v->type_uint64) {
-            v->type_uint64(v, obj, name, errp);
-        } else {
-            value = *obj;
-            v->type_int(v, &value, name, errp);
-            *obj = value;
-        }
+
+    if (v->type_size) {
+        v->type_size(v, obj, name, errp);
+    } else if (v->type_uint64) {
+        v->type_uint64(v, obj, name, errp);
+    } else {
+        value = *obj;
+        v->type_int(v, &value, name, errp);
+        *obj = value;
     }
 }
 
 void visit_type_bool(Visitor *v, bool *obj, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->type_bool(v, obj, name, errp);
-    }
+    v->type_bool(v, obj, name, errp);
 }
 
 void visit_type_str(Visitor *v, char **obj, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->type_str(v, obj, name, errp);
-    }
+    v->type_str(v, obj, name, errp);
 }
 
 void visit_type_number(Visitor *v, double *obj, const char *name, Error **errp)
 {
-    if (!error_is_set(errp)) {
-        v->type_number(v, obj, name, errp);
-    }
+    v->type_number(v, obj, name, errp);
 }
 
 void output_type_enum(Visitor *v, int *obj, const char *strings[],
@@ -321,13 +268,15 @@ void input_type_enum(Visitor *v, int *obj, const char *strings[],
                      const char *kind, const char *name,
                      Error **errp)
 {
+    Error *local_err = NULL;
     int64_t value = 0;
     char *enum_str;
 
     assert(strings);
 
-    visit_type_str(v, &enum_str, name, errp);
-    if (error_is_set(errp)) {
+    visit_type_str(v, &enum_str, name, &local_err);
+    if (local_err) {
+        error_propagate(errp, local_err);
         return;
     }
 
diff --git a/qapi/qmp-input-visitor.c b/qapi/qmp-input-visitor.c
index a2bed1ef10..d8612062f1 100644
--- a/qapi/qmp-input-visitor.c
+++ b/qapi/qmp-input-visitor.c
@@ -286,8 +286,8 @@ static void qmp_input_type_number(Visitor *v, double *obj, const char *name,
     }
 }
 
-static void qmp_input_start_optional(Visitor *v, bool *present,
-                                     const char *name, Error **errp)
+static void qmp_input_optional(Visitor *v, bool *present, const char *name,
+                               Error **errp)
 {
     QmpInputVisitor *qiv = to_qiv(v);
     QObject *qobj = qmp_input_get_object(qiv, name, true);
@@ -329,7 +329,7 @@ QmpInputVisitor *qmp_input_visitor_new(QObject *obj)
     v->visitor.type_bool = qmp_input_type_bool;
     v->visitor.type_str = qmp_input_type_str;
     v->visitor.type_number = qmp_input_type_number;
-    v->visitor.start_optional = qmp_input_start_optional;
+    v->visitor.optional = qmp_input_optional;
     v->visitor.get_next_type = qmp_input_get_next_type;
 
     qmp_input_push(v, obj, NULL);
diff --git a/qapi/string-input-visitor.c b/qapi/string-input-visitor.c
index 793548ae3a..5780944792 100644
--- a/qapi/string-input-visitor.c
+++ b/qapi/string-input-visitor.c
@@ -120,8 +120,8 @@ static void parse_type_number(Visitor *v, double *obj, const char *name,
     *obj = val;
 }
 
-static void parse_start_optional(Visitor *v, bool *present,
-                                 const char *name, Error **errp)
+static void parse_optional(Visitor *v, bool *present, const char *name,
+                           Error **errp)
 {
     StringInputVisitor *siv = DO_UPCAST(StringInputVisitor, visitor, v);
 
@@ -155,7 +155,7 @@ StringInputVisitor *string_input_visitor_new(const char *str)
     v->visitor.type_bool = parse_type_bool;
     v->visitor.type_str = parse_type_str;
     v->visitor.type_number = parse_type_number;
-    v->visitor.start_optional = parse_start_optional;
+    v->visitor.optional = parse_optional;
 
     v->string = str;
     return v;