From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7221DA0562; Tue, 31 Mar 2020 21:31:17 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id A7C8A1C1DE; Tue, 31 Mar 2020 21:30:11 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by dpdk.org (Postfix) with ESMTP id 9A1B11C1D9 for ; Tue, 31 Mar 2020 21:30:09 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 02VJTOBL030446; Tue, 31 Mar 2020 12:30:07 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=pfpt0818; bh=msu03sTbziOwuu14G6JcYY1Kg4SDeKSotKFTOM5giOg=; b=SwyybmExuKTyic2HRT+z9qsJRUL2qpOZYB1gNg3ruteSK0efNdHM617MI+IdUX+t9qnY hBoapxKDz663Yb6AfiqU/Z3j4mcZVwz5n1ZgzRc5rg2To+/Xc1SCXGDSa3zzQPvVPWu/ ZlhbRWUfi4LXH0eQaRXy5vxy5CGqwsmCtn5at/LRJP4CFuaJQTbzFrmudxKD3lXrLzUa ACjxVCrddy6k/sxZPu5qxYvdnFwdQtOzQkbhhGd884ahGaf/dqCDRTTgT4LOXz5Lfrqq hDNOyfrB2DOAsoF3hzVg7cUF7xDfJm4FcAUx5rxqKz/F1yCWXDSHsEo8S8kGkpY5Cdol EA== Received: from sc-exch03.marvell.com ([199.233.58.183]) by mx0a-0016f401.pphosted.com with ESMTP id 304855h727-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 31 Mar 2020 12:30:07 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 31 Mar 2020 12:30:06 -0700 Received: from SC-EXCH01.marvell.com (10.93.176.81) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 31 Mar 2020 12:30:06 -0700 Received: from maili.marvell.com (10.93.176.43) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 31 Mar 2020 12:30:05 -0700 Received: from jerin-lab.marvell.com (jerin-lab.marvell.com [10.28.34.14]) by maili.marvell.com (Postfix) with ESMTP id 051F23F7054; Tue, 31 Mar 2020 12:30:02 -0700 (PDT) From: To: Jerin Jacob , Kiran Kumar K CC: , , , , , , Date: Wed, 1 Apr 2020 00:59:25 +0530 Message-ID: <20200331192945.2466880-10-jerinj@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200331192945.2466880-1-jerinj@marvell.com> References: <20200326165644.866053-1-jerinj@marvell.com> <20200331192945.2466880-1-jerinj@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.676 definitions=2020-03-31_07:2020-03-31, 2020-03-31 signatures=0 Subject: [dpdk-dev] [PATCH v3 09/29] graph: implement Graphviz export X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Jerin Jacob Adding API implementation support exporting the graph object to file. This will export the graph to a file in Graphviz format. It can be viewed in many viewers such as https://dreampuf.github.io/GraphvizOnline/ Signed-off-by: Jerin Jacob Signed-off-by: Kiran Kumar K Signed-off-by: Pavan Nikhilesh Signed-off-by: Nithin Dabilpuram --- lib/librte_graph/graph.c | 54 ++++++++++++++++++++++++++ lib/librte_graph/rte_graph_version.map | 1 + 2 files changed, 55 insertions(+) diff --git a/lib/librte_graph/graph.c b/lib/librte_graph/graph.c index 7c6a7897d..e0c0b71a7 100644 --- a/lib/librte_graph/graph.c +++ b/lib/librte_graph/graph.c @@ -474,6 +474,60 @@ __rte_node_stream_alloc(struct rte_graph *graph, struct rte_node *node) node->realloc_count++; } +static int +graph_to_dot(FILE *f, struct graph *graph) +{ + const char *src_edge_color = " [color=blue]\n"; + const char *edge_color = "\n"; + struct graph_node *graph_node; + char *node_name; + rte_edge_t i; + int rc; + + rc = fprintf(f, "Digraph %s {\n\trankdir=LR;\n", graph->name); + if (rc < 0) + goto end; + + STAILQ_FOREACH(graph_node, &graph->node_list, next) { + node_name = graph_node->node->name; + for (i = 0; i < graph_node->node->nb_edges; i++) { + rc = fprintf(f, "\t\"%s\"->\"%s\"%s", node_name, + graph_node->adjacency_list[i]->node->name, + graph_node->node->flags & RTE_NODE_SOURCE_F + ? src_edge_color + : edge_color); + if (rc < 0) + goto end; + } + } + rc = fprintf(f, "}\n"); + if (rc < 0) + goto end; + + return 0; +end: + rte_errno = EBADF; + return -rte_errno; +} + +rte_graph_t +rte_graph_export(const char *name, FILE *f) +{ + rte_graph_t rc = RTE_GRAPH_ID_INVALID; + struct graph *graph; + + STAILQ_FOREACH(graph, &graph_list, next) { + if (strncmp(graph->name, name, RTE_GRAPH_NAMESIZE) == 0) { + rc = graph_to_dot(f, graph); + goto end; + } + } + rte_errno = ENOENT; +end: + return rc; +} + + rte_graph_t rte_graph_max_count(void) { diff --git a/lib/librte_graph/rte_graph_version.map b/lib/librte_graph/rte_graph_version.map index 5a2b13293..2797be044 100644 --- a/lib/librte_graph/rte_graph_version.map +++ b/lib/librte_graph/rte_graph_version.map @@ -6,6 +6,7 @@ EXPERIMENTAL { rte_graph_create; rte_graph_destroy; + rte_graph_export; rte_graph_from_name; rte_graph_id_to_name; rte_graph_lookup; -- 2.25.1