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bh=49/f+keEDjKs+v+LzGBui/j6kv7VOomAe8IriXvd7qU=; b=R1CbKK88ZiGMgGvOTuHyvNnDMYCXRsHL9VNZLJngYIEgMDZTmWEfwhW75IrPdL3IlWdCC3 HPKlGytMoXKq1hL6uzcLZ6jmKW2FK3fr8eDKnI5pu6Gpts4UjjMcTRArkpm5iKVMn/9x/s YhyM8UL3DhzuJzvix4J4qK41xAeaAKM= X-MC-Unique: 4ipxGvMUPkWpzSDahPDmeA-1 From: Eric Blake To: qemu-devel@nongnu.org Subject: [PULL 4/6] qemu-img: refactor dump_map_entry JSON format output Date: Mon, 18 May 2020 11:32:16 -0500 Message-Id: <20200518163218.649412-5-eblake@redhat.com> In-Reply-To: <20200518163218.649412-1-eblake@redhat.com> References: <20200518163218.649412-1-eblake@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=207.211.31.81; envelope-from=eblake@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/17 22:52:27 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Eyal Moscovici , "open list:Block layer core" , Max Reitz Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" From: Eyal Moscovici Previously dump_map_entry identified whether we need to start a new JSON array based on whether start address =3D=3D 0. In this refactor we remove this assumption as in following patches we will allow map to start from an arbitrary position. Reviewed-by: Eric Blake Acked-by: Mark Kanda Signed-off-by: Eyal Moscovici Message-Id: <20200513133629.18508-4-eyal.moscovici@oracle.com> Signed-off-by: Eric Blake --- qemu-img.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/qemu-img.c b/qemu-img.c index c88f412333ec..4aa9414aba6f 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -2902,9 +2902,8 @@ static int dump_map_entry(OutputFormat output_format,= MapEntry *e, } break; case OFORMAT_JSON: - printf("%s{ \"start\": %"PRId64", \"length\": %"PRId64"," + printf("{ \"start\": %"PRId64", \"length\": %"PRId64"," " \"depth\": %"PRId64", \"zero\": %s, \"data\": %s", - (e->start =3D=3D 0 ? "[" : ",\n"), e->start, e->length, e->depth, e->zero ? "true" : "false", e->data ? "true" : "false"); @@ -2913,8 +2912,8 @@ static int dump_map_entry(OutputFormat output_format,= MapEntry *e, } putchar('}'); - if (!next) { - printf("]\n"); + if (next) { + puts(","); } break; } @@ -3089,6 +3088,8 @@ static int img_map(int argc, char **argv) if (output_format =3D=3D OFORMAT_HUMAN) { printf("%-16s%-16s%-16s%s\n", "Offset", "Length", "Mapped to", "Fi= le"); + } else if (output_format =3D=3D OFORMAT_JSON) { + putchar('['); } length =3D blk_getlength(blk); @@ -3125,6 +3126,9 @@ static int img_map(int argc, char **argv) } ret =3D dump_map_entry(output_format, &curr, NULL); + if (output_format =3D=3D OFORMAT_JSON) { + puts("]"); + } out: blk_unref(blk); --=20 2.26.2