From patchwork Wed Jun 22 12:59:25 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Roth X-Patchwork-Id: 101463 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id BDD20B7021 for ; Wed, 22 Jun 2011 23:23:16 +1000 (EST) Received: from localhost ([::1]:33885 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QZNOj-0000zJ-30 for incoming@patchwork.ozlabs.org; Wed, 22 Jun 2011 09:23:13 -0400 Received: from eggs.gnu.org ([140.186.70.92]:37211) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QZN32-0004AM-Ao for qemu-devel@nongnu.org; Wed, 22 Jun 2011 09:00:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QZN2z-0000V8-Vq for qemu-devel@nongnu.org; Wed, 22 Jun 2011 09:00:47 -0400 Received: from mout.perfora.net ([74.208.4.194]:62677) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QZN2z-0000V1-Kg for qemu-devel@nongnu.org; Wed, 22 Jun 2011 09:00:45 -0400 Received: from localhost.localdomain ([32.97.110.59]) by mrelay.perfora.net (node=mrus4) with ESMTP (Nemesis) id 0MZCp2-1QuCkb1wA0-00KywT; Wed, 22 Jun 2011 09:00:44 -0400 From: Michael Roth To: qemu-devel@nongnu.org Date: Wed, 22 Jun 2011 07:59:25 -0500 Message-Id: <1308747579-23086-5-git-send-email-mdroth@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1308747579-23086-1-git-send-email-mdroth@linux.vnet.ibm.com> References: <1308747579-23086-1-git-send-email-mdroth@linux.vnet.ibm.com> X-Provags-ID: V02:K0:NG1IRywU3XJZZW8PRR8AAfDE9++XEekppW8Ay4fOhq/ DDn1Io8BBRyKfzr4R+y9K9fPeD6kwfxkeibU+7ZPsEg7fJjePG 9T2OWnzlsMLXh+jEutTV1ZPfow2qPlE8LEepuIN2NXxodBHnES Lb67y0TAHLyH3O/nG4CrN2xCGZspxwyxdUEloYCp/Rva5ZtjSc zfv/bhcjTWX3Qo0ao8Z0RsKZmgPiL+vjGMpp1qa64E= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 74.208.4.194 Cc: aliguori@linux.vnet.ibm.com, Jes.Sorensen@redhat.com, agl@linux.vnet.ibm.com, mdroth@linux.vnet.ibm.com, lcapitulino@redhat.com Subject: [Qemu-devel] [PATCH v4 04/18] qapi: add QAPI visitor core X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Base definitions/includes for Visiter interface used by generated visiter/marshalling code. Includes a GenericList type. Our lists require an embedded element. Since these types are generated, if you want to use them in a different type of data structure, there's no easy way to add another embedded element. The solution is to have non-embedded lists and that what this is. Signed-off-by: Michael Roth --- Makefile.objs | 6 +++ configure | 1 + qapi/qapi-types-core.h | 21 +++++++++ qapi/qapi-visit-core.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++++ qapi/qapi-visit-core.h | 68 ++++++++++++++++++++++++++++ 5 files changed, 210 insertions(+), 0 deletions(-) create mode 100644 qapi/qapi-types-core.h create mode 100644 qapi/qapi-visit-core.c create mode 100644 qapi/qapi-visit-core.h diff --git a/Makefile.objs b/Makefile.objs index a7807e8..68d7b5a 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -364,6 +364,12 @@ endif libcacard-y = cac.o event.o vcard.o vreader.o vcard_emul_nss.o vcard_emul_type.o card_7816.o +###################################################################### +# qapi + +qapi-nested-y = qapi-visit-core.o +qapi-obj-y = $(addprefix qapi/, $(qapi-nested-y)) + vl.o: QEMU_CFLAGS+=$(GPROF_CFLAGS) vl.o: QEMU_CFLAGS+=$(SDL_CFLAGS) diff --git a/configure b/configure index d3a3a96..3d73780 100755 --- a/configure +++ b/configure @@ -3549,6 +3549,7 @@ DIRS="tests tests/cris slirp audio block net pc-bios/optionrom" DIRS="$DIRS pc-bios/spapr-rtas" DIRS="$DIRS roms/seabios roms/vgabios" DIRS="$DIRS fsdev ui" +DIRS="$DIRS qapi" FILES="Makefile tests/Makefile" FILES="$FILES tests/cris/Makefile tests/cris/.gdbinit" FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps" diff --git a/qapi/qapi-types-core.h b/qapi/qapi-types-core.h new file mode 100644 index 0000000..de733ab --- /dev/null +++ b/qapi/qapi-types-core.h @@ -0,0 +1,21 @@ +/* + * Core Definitions for QAPI-generated Types + * + * Copyright IBM, Corp. 2011 + * + * Authors: + * Anthony Liguori + * + * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. + * See the COPYING.LIB file in the top-level directory. + * + */ + +#ifndef QAPI_TYPES_CORE_H +#define QAPI_TYPES_CORE_H + +#include +#include +#include "error.h" + +#endif diff --git a/qapi/qapi-visit-core.c b/qapi/qapi-visit-core.c new file mode 100644 index 0000000..c8a7805 --- /dev/null +++ b/qapi/qapi-visit-core.c @@ -0,0 +1,114 @@ +/* + * Core Definitions for QAPI Visitor Classes + * + * Copyright IBM, Corp. 2011 + * + * Authors: + * Anthony Liguori + * + * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. + * See the COPYING.LIB file in the top-level directory. + * + */ + +#include "qapi/qapi-visit-core.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); + } +} + +void visit_end_struct(Visitor *v, Error **errp) +{ + if (!error_is_set(errp)) { + v->end_struct(v, errp); + } +} + +void visit_start_list(Visitor *v, const char *name, Error **errp) +{ + if (!error_is_set(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; +} + +void visit_end_list(Visitor *v, Error **errp) +{ + if (!error_is_set(errp)) { + v->end_list(v, errp); + } +} + +void visit_start_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); + } +} + +void visit_type_enum(Visitor *v, int *obj, const char *kind, const char *name, Error **errp) +{ + if (!error_is_set(errp)) { + v->type_enum(v, obj, 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); + } +} + +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); + } +} + +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); + } +} + +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); + } +} diff --git a/qapi/qapi-visit-core.h b/qapi/qapi-visit-core.h new file mode 100644 index 0000000..8350a6d --- /dev/null +++ b/qapi/qapi-visit-core.h @@ -0,0 +1,68 @@ +/* + * Core Definitions for QAPI Visitor Classes + * + * Copyright IBM, Corp. 2011 + * + * Authors: + * Anthony Liguori + * + * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. + * See the COPYING.LIB file in the top-level directory. + * + */ +#ifndef QAPI_VISITOR_CORE_H +#define QAPI_VISITOR_CORE_H + +#include "qapi/qapi-types-core.h" +#include "error.h" +#include + +typedef struct GenericList +{ + void *value; + struct GenericList *next; +} GenericList; + +typedef struct Visitor Visitor; + +struct Visitor +{ + /* Must be set */ + void (*start_struct)(Visitor *v, void **obj, const char *kind, const char *name, size_t size, Error **errp); + void (*end_struct)(Visitor *v, Error **errp); + + void (*start_list)(Visitor *v, const char *name, Error **errp); + GenericList *(*next_list)(Visitor *v, GenericList **list, Error **errp); + void (*end_list)(Visitor *v, Error **errp); + + void (*type_enum)(Visitor *v, int *obj, const char *kind, const char *name, Error **errp); + + void (*type_int)(Visitor *v, int64_t *obj, const char *name, Error **errp); + void (*type_bool)(Visitor *v, bool *obj, const char *name, Error **errp); + void (*type_str)(Visitor *v, char **obj, const char *name, Error **errp); + void (*type_number)(Visitor *v, double *obj, const char *name, Error **errp); + + /* May be NULL */ + void (*start_optional)(Visitor *v, bool *present, const char *name, Error **errp); + void (*end_optional)(Visitor *v, Error **errp); + + void (*start_handle)(Visitor *v, void **obj, const char *kind, const char *name, Error **errp); + void (*end_handle)(Visitor *v, Error **errp); +}; + +void visit_start_handle(Visitor *v, void **obj, const char *kind, const char *name, Error **errp); +void visit_end_handle(Visitor *v, Error **errp); +void visit_start_struct(Visitor *v, void **obj, const char *kind, const char *name, size_t size, Error **errp); +void visit_end_struct(Visitor *v, Error **errp); +void visit_start_list(Visitor *v, const char *name, Error **errp); +GenericList *visit_next_list(Visitor *v, GenericList **list, Error **errp); +void visit_end_list(Visitor *v, Error **errp); +void visit_start_optional(Visitor *v, bool *present, const char *name, Error **errp); +void visit_end_optional(Visitor *v, Error **errp); +void visit_type_enum(Visitor *v, int *obj, const char *kind, const char *name, Error **errp); +void visit_type_int(Visitor *v, int64_t *obj, const char *name, Error **errp); +void visit_type_bool(Visitor *v, bool *obj, const char *name, Error **errp); +void visit_type_str(Visitor *v, char **obj, const char *name, Error **errp); +void visit_type_number(Visitor *v, double *obj, const char *name, Error **errp); + +#endif