From patchwork Fri Sep 7 20:55:02 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Igor Mammedov X-Patchwork-Id: 182457 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 53E332C0083 for ; Sat, 8 Sep 2012 07:39:15 +1000 (EST) Received: from localhost ([::1]:51887 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TA5be-00055l-8F for incoming@patchwork.ozlabs.org; Fri, 07 Sep 2012 16:56:50 -0400 Received: from eggs.gnu.org ([208.118.235.92]:42049) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TA5bT-0004v3-0Y for qemu-devel@nongnu.org; Fri, 07 Sep 2012 16:56:40 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TA5bR-0005Ty-SU for qemu-devel@nongnu.org; Fri, 07 Sep 2012 16:56:38 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34431) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TA5bR-0005Ts-Jk for qemu-devel@nongnu.org; Fri, 07 Sep 2012 16:56:37 -0400 Received: from int-mx09.intmail.prod.int.phx2.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.22]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q87KuCuB016875 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 7 Sep 2012 16:56:12 -0400 Received: from thinkpad.com (ovpn-112-31.ams2.redhat.com [10.36.112.31]) by int-mx09.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id q87KtCms014837; Fri, 7 Sep 2012 16:56:08 -0400 From: Igor Mammedov To: qemu-devel@nongnu.org Date: Fri, 7 Sep 2012 22:55:02 +0200 Message-Id: <1347051311-16122-14-git-send-email-imammedo@redhat.com> In-Reply-To: <1347051311-16122-1-git-send-email-imammedo@redhat.com> References: <1347051311-16122-1-git-send-email-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.68 on 10.5.11.22 X-MIME-Autoconverted: from 8bit to quoted-printable by mx1.redhat.com id q87KuCuB016875 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: peter.maydell@linaro.org, aliguori@us.ibm.com, stefanha@linux.vnet.ibm.com, jan.kiszka@siemens.com, mdroth@linux.vnet.ibm.com, don.slutz@gmail.com, blauwirbel@gmail.com, avi@redhat.com, pbonzini@redhat.com, lersek@redhat.com, afaerber@suse.de, ehabkost@redhat.com Subject: [Qemu-devel] [PATCH 13/22] add visitor for parsing hz[KMG] input string 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 Signed-off-by: Igor Mammedov Acked-by: Andreas Färber --- v2: * replaced _hz suffix for frequency visitor by _freq suffix suggested-by: Andreas Färber * fixed typo & extra space spotted-by: Andreas Färber --- qapi/qapi-visit-core.c | 11 +++++++++++ qapi/qapi-visit-core.h | 2 ++ qapi/string-input-visitor.c | 22 ++++++++++++++++++++++ 3 files changed, 35 insertions(+) diff --git a/qapi/qapi-visit-core.c b/qapi/qapi-visit-core.c index 7a82b63..5c8705e 100644 --- a/qapi/qapi-visit-core.c +++ b/qapi/qapi-visit-core.c @@ -311,3 +311,14 @@ void input_type_enum(Visitor *v, int *obj, const char *strings[], g_free(enum_str); *obj = value; } + +void visit_type_freq(Visitor *v, int64_t *obj, const char *name, Error **errp) +{ + if (!error_is_set(errp)) { + if (v->type_freq) { + v->type_freq(v, obj, name, errp); + } else { + v->type_int(v, obj, name, errp); + } + } +} diff --git a/qapi/qapi-visit-core.h b/qapi/qapi-visit-core.h index 60aceda..e5e7dd7 100644 --- a/qapi/qapi-visit-core.h +++ b/qapi/qapi-visit-core.h @@ -62,6 +62,7 @@ struct Visitor void (*type_int64)(Visitor *v, int64_t *obj, const char *name, Error **errp); /* visit_type_size() falls back to (*type_uint64)() if type_size is unset */ void (*type_size)(Visitor *v, uint64_t *obj, const char *name, Error **errp); + void (*type_freq)(Visitor *v, int64_t *obj, const char *name, Error **errp); }; void visit_start_handle(Visitor *v, void **obj, const char *kind, @@ -91,5 +92,6 @@ void visit_type_size(Visitor *v, uint64_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); +void visit_type_freq(Visitor *v, int64_t *obj, const char *name, Error **errp); #endif diff --git a/qapi/string-input-visitor.c b/qapi/string-input-visitor.c index 497eb9a..47d2a84 100644 --- a/qapi/string-input-visitor.c +++ b/qapi/string-input-visitor.c @@ -110,6 +110,27 @@ static void parse_start_optional(Visitor *v, bool *present, *present = true; } +static void parse_type_freq(Visitor *v, int64_t *obj, const char *name, + Error **errp) +{ + StringInputVisitor *siv = DO_UPCAST(StringInputVisitor, visitor, v); + char *endp = (char *) siv->string; + long long val; + + errno = 0; + if (siv->string) { + val = strtosz_suffix_unit(siv->string, &endp, + STRTOSZ_DEFSUFFIX_B, 1000); + } + if (!siv->string || val == -1 || *endp) { + error_set(errp, QERR_INVALID_PARAMETER_VALUE, name, + "a value representable as a non-negative int64"); + return; + } + + *obj = val; +} + Visitor *string_input_get_visitor(StringInputVisitor *v) { return &v->visitor; @@ -132,6 +153,7 @@ StringInputVisitor *string_input_visitor_new(const char *str) v->visitor.type_str = parse_type_str; v->visitor.type_number = parse_type_number; v->visitor.start_optional = parse_start_optional; + v->visitor.type_freq = parse_type_freq; v->string = str; return v;