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GET /api/patches/41700/?format=api
http://patchwork.dpdk.org/api/patches/41700/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20180627163123.135686-6-jasvinder.singh@intel.com/", "project": { "id": 1, "url": "http://patchwork.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20180627163123.135686-6-jasvinder.singh@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20180627163123.135686-6-jasvinder.singh@intel.com", "date": "2018-06-27T16:31:05", "name": "[v3,05/23] net/softnic: add tap object", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "cba44bf0b584d579b4db3c5b9f22d32ded881ef8", "submitter": { "id": 285, "url": "http://patchwork.dpdk.org/api/people/285/?format=api", "name": "Jasvinder Singh", "email": "jasvinder.singh@intel.com" }, "delegate": { "id": 10018, "url": "http://patchwork.dpdk.org/api/users/10018/?format=api", "username": "cristian_dumitrescu", "first_name": "Cristian", "last_name": "Dumitrescu", "email": "cristian.dumitrescu@intel.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20180627163123.135686-6-jasvinder.singh@intel.com/mbox/", "series": [ { "id": 270, "url": "http://patchwork.dpdk.org/api/series/270/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=270", "date": "2018-06-27T16:31:01", "name": "[v3,01/23] net/softnic: restructuring", "version": 3, "mbox": "http://patchwork.dpdk.org/series/270/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/41700/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/41700/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 631481C138;\n\tWed, 27 Jun 2018 18:31:43 +0200 (CEST)", "from mga18.intel.com (mga18.intel.com [134.134.136.126])\n\tby dpdk.org (Postfix) with ESMTP id A59201C122\n\tfor <dev@dpdk.org>; Wed, 27 Jun 2018 18:31:32 +0200 (CEST)", "from fmsmga005.fm.intel.com ([10.253.24.32])\n\tby orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t27 Jun 2018 09:31:31 -0700", "from silpixa00381635.ir.intel.com (HELO\n\tsilpixa00381635.ger.corp.intel.com) ([10.237.222.149])\n\tby fmsmga005.fm.intel.com with ESMTP; 27 Jun 2018 09:31:31 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.51,279,1526367600\"; d=\"scan'208\";a=\"240789590\"", "From": "Jasvinder Singh <jasvinder.singh@intel.com>", "To": "dev@dpdk.org", "Cc": "cristian.dumitrescu@intel.com,\n\tbernard.iremonger@intel.com", "Date": "Wed, 27 Jun 2018 17:31:05 +0100", "Message-Id": "<20180627163123.135686-6-jasvinder.singh@intel.com>", "X-Mailer": "git-send-email 2.9.3", "In-Reply-To": "<20180627163123.135686-1-jasvinder.singh@intel.com>", "References": "<20180615165224.25004-2-jasvinder.singh@intel.com>\n\t<20180627163123.135686-1-jasvinder.singh@intel.com>", "Subject": "[dpdk-dev] [PATCH v3 05/23] net/softnic: add tap object", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Add tap object implementation to the softnic.\n\nSigned-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>\nSigned-off-by: Jasvinder Singh <jasvinder.singh@intel.com>\n---\n drivers/net/softnic/Makefile | 1 +\n drivers/net/softnic/rte_eth_softnic.c | 2 +\n drivers/net/softnic/rte_eth_softnic_internals.h | 29 ++++++\n drivers/net/softnic/rte_eth_softnic_tap.c | 118 ++++++++++++++++++++++++\n 4 files changed, 150 insertions(+)\n create mode 100644 drivers/net/softnic/rte_eth_softnic_tap.c", "diff": "diff --git a/drivers/net/softnic/Makefile b/drivers/net/softnic/Makefile\nindex b211559..677a5b1 100644\n--- a/drivers/net/softnic/Makefile\n+++ b/drivers/net/softnic/Makefile\n@@ -26,6 +26,7 @@ SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_mempool.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_swq.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_link.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_tm.c\n+SRCS-$(CONFIG_RTE_LIBRTE_PMD_SOFTNIC) += rte_eth_softnic_tap.c\n \n #\n # Export include files\ndiff --git a/drivers/net/softnic/rte_eth_softnic.c b/drivers/net/softnic/rte_eth_softnic.c\nindex 5d5dd8e..6dd8463 100644\n--- a/drivers/net/softnic/rte_eth_softnic.c\n+++ b/drivers/net/softnic/rte_eth_softnic.c\n@@ -225,6 +225,7 @@ pmd_init(struct pmd_params *params)\n \tmempool_init(p);\n \tswq_init(p);\n \tlink_init(p);\n+\ttap_init(p);\n \n \treturn p;\n }\n@@ -235,6 +236,7 @@ pmd_free(struct pmd_internals *p)\n \tif (p == NULL)\n \t\treturn;\n \n+\ttap_free(p);\n \tlink_free(p);\n \tswq_free(p);\n \tmempool_free(p);\ndiff --git a/drivers/net/softnic/rte_eth_softnic_internals.h b/drivers/net/softnic/rte_eth_softnic_internals.h\nindex 35fb140..6b7004c 100644\n--- a/drivers/net/softnic/rte_eth_softnic_internals.h\n+++ b/drivers/net/softnic/rte_eth_softnic_internals.h\n@@ -201,6 +201,17 @@ struct tm_internals {\n };\n \n /**\n+ * TAP\n+ */\n+struct tap {\n+\tTAILQ_ENTRY(tap) node;\n+\tchar name[NAME_SIZE];\n+\tint fd;\n+};\n+\n+TAILQ_HEAD(tap_list, tap);\n+\n+/**\n * PMD Internals\n */\n struct pmd_internals {\n@@ -215,6 +226,7 @@ struct pmd_internals {\n \tstruct mempool_list mempool_list;\n \tstruct swq_list swq_list;\n \tstruct link_list link_list;\n+\tstruct tap_list tap_list;\n };\n \n /**\n@@ -294,4 +306,21 @@ tm_used(struct rte_eth_dev *dev __rte_unused)\n \treturn 0;\n }\n \n+/**\n+ * TAP\n+ */\n+int\n+tap_init(struct pmd_internals *p);\n+\n+void\n+tap_free(struct pmd_internals *p);\n+\n+struct tap *\n+tap_find(struct pmd_internals *p,\n+\tconst char *name);\n+\n+struct tap *\n+tap_create(struct pmd_internals *p,\n+\tconst char *name);\n+\n #endif /* __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__ */\ndiff --git a/drivers/net/softnic/rte_eth_softnic_tap.c b/drivers/net/softnic/rte_eth_softnic_tap.c\nnew file mode 100644\nindex 0000000..96771e8\n--- /dev/null\n+++ b/drivers/net/softnic/rte_eth_softnic_tap.c\n@@ -0,0 +1,118 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2010-2018 Intel Corporation\n+ */\n+\n+#include <netinet/in.h>\n+#ifdef RTE_EXEC_ENV_LINUXAPP\n+#include <linux/if.h>\n+#include <linux/if_tun.h>\n+#endif\n+#include <sys/ioctl.h>\n+\n+#include <fcntl.h>\n+#include <stdio.h>\n+#include <stdlib.h>\n+#include <string.h>\n+#include <unistd.h>\n+\n+#include <rte_string_fns.h>\n+\n+#include \"rte_eth_softnic_internals.h\"\n+\n+#define TAP_DEV \"/dev/net/tun\"\n+\n+int\n+tap_init(struct pmd_internals *p)\n+{\n+\tTAILQ_INIT(&p->tap_list);\n+\n+\treturn 0;\n+}\n+\n+void\n+tap_free(struct pmd_internals *p)\n+{\n+\tfor ( ; ; ) {\n+\t\tstruct tap *tap;\n+\n+\t\ttap = TAILQ_FIRST(&p->tap_list);\n+\t\tif (tap == NULL)\n+\t\t\tbreak;\n+\n+\t\tTAILQ_REMOVE(&p->tap_list, tap, node);\n+\t\tfree(tap);\n+\t}\n+}\n+\n+struct tap *\n+tap_find(struct pmd_internals *p,\n+\tconst char *name)\n+{\n+\tstruct tap *tap;\n+\n+\tif (name == NULL)\n+\t\treturn NULL;\n+\n+\tTAILQ_FOREACH(tap, &p->tap_list, node)\n+\t\tif (strcmp(tap->name, name) == 0)\n+\t\t\treturn tap;\n+\n+\treturn NULL;\n+}\n+\n+#ifndef RTE_EXEC_ENV_LINUXAPP\n+\n+struct tap *\n+tap_create(struct pmd_internals *p __rte_unused,\n+\tconst char *name __rte_unused)\n+{\n+\treturn NULL;\n+}\n+\n+#else\n+\n+struct tap *\n+tap_create(struct pmd_internals *p,\n+\tconst char *name)\n+{\n+\tstruct tap *tap;\n+\tstruct ifreq ifr;\n+\tint fd, status;\n+\n+\t/* Check input params */\n+\tif (name == NULL ||\n+\t\ttap_find(p, name))\n+\t\treturn NULL;\n+\n+\t/* Resource create */\n+\tfd = open(TAP_DEV, O_RDWR | O_NONBLOCK);\n+\tif (fd < 0)\n+\t\treturn NULL;\n+\n+\tmemset(&ifr, 0, sizeof(ifr));\n+\tifr.ifr_flags = IFF_TAP | IFF_NO_PI; /* No packet information */\n+\tsnprintf(ifr.ifr_name, IFNAMSIZ, \"%s\", name);\n+\n+\tstatus = ioctl(fd, TUNSETIFF, (void *)&ifr);\n+\tif (status < 0) {\n+\t\tclose(fd);\n+\t\treturn NULL;\n+\t}\n+\n+\t/* Node allocation */\n+\ttap = calloc(1, sizeof(struct tap));\n+\tif (tap == NULL) {\n+\t\tclose(fd);\n+\t\treturn NULL;\n+\t}\n+\t/* Node fill in */\n+\tstrlcpy(tap->name, name, sizeof(tap->name));\n+\ttap->fd = fd;\n+\n+\t/* Node add to list */\n+\tTAILQ_INSERT_TAIL(&p->tap_list, tap, node);\n+\n+\treturn tap;\n+}\n+\n+#endif\n", "prefixes": [ "v3", "05/23" ] }{ "id": 41700, "url": "