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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /net/llc/llc_s_ev.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'net/llc/llc_s_ev.c')
-rw-r--r-- | net/llc/llc_s_ev.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/net/llc/llc_s_ev.c b/net/llc/llc_s_ev.c new file mode 100644 index 00000000..a74d2a1d --- /dev/null +++ b/net/llc/llc_s_ev.c @@ -0,0 +1,115 @@ +/* + * llc_s_ev.c - Defines SAP component events + * + * The followed event functions are SAP component events which are described + * in 802.2 LLC protocol standard document. + * + * Copyright (c) 1997 by Procom Technology, Inc. + * 2001-2003 by Arnaldo Carvalho de Melo <acme@conectiva.com.br> + * + * This program can be redistributed or modified under the terms of the + * GNU General Public License as published by the Free Software Foundation. + * This program is distributed without any warranty or implied warranty + * of merchantability or fitness for a particular purpose. + * + * See the GNU General Public License for more details. + */ +#include <linux/socket.h> +#include <net/sock.h> +#include <net/llc_if.h> +#include <net/llc_s_ev.h> +#include <net/llc_pdu.h> + +int llc_sap_ev_activation_req(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + + return ev->type == LLC_SAP_EV_TYPE_SIMPLE && + ev->prim_type == LLC_SAP_EV_ACTIVATION_REQ ? 0 : 1; +} + +int llc_sap_ev_rx_ui(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb); + + return ev->type == LLC_SAP_EV_TYPE_PDU && LLC_PDU_IS_CMD(pdu) && + LLC_PDU_TYPE_IS_U(pdu) && + LLC_U_PDU_CMD(pdu) == LLC_1_PDU_CMD_UI ? 0 : 1; +} + +int llc_sap_ev_unitdata_req(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + + return ev->type == LLC_SAP_EV_TYPE_PRIM && + ev->prim == LLC_DATAUNIT_PRIM && + ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1; + +} + +int llc_sap_ev_xid_req(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + + return ev->type == LLC_SAP_EV_TYPE_PRIM && + ev->prim == LLC_XID_PRIM && + ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1; +} + +int llc_sap_ev_rx_xid_c(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb); + + return ev->type == LLC_SAP_EV_TYPE_PDU && LLC_PDU_IS_CMD(pdu) && + LLC_PDU_TYPE_IS_U(pdu) && + LLC_U_PDU_CMD(pdu) == LLC_1_PDU_CMD_XID ? 0 : 1; +} + +int llc_sap_ev_rx_xid_r(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb); + + return ev->type == LLC_SAP_EV_TYPE_PDU && LLC_PDU_IS_RSP(pdu) && + LLC_PDU_TYPE_IS_U(pdu) && + LLC_U_PDU_RSP(pdu) == LLC_1_PDU_CMD_XID ? 0 : 1; +} + +int llc_sap_ev_test_req(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + + return ev->type == LLC_SAP_EV_TYPE_PRIM && + ev->prim == LLC_TEST_PRIM && + ev->prim_type == LLC_PRIM_TYPE_REQ ? 0 : 1; +} + +int llc_sap_ev_rx_test_c(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb); + + return ev->type == LLC_SAP_EV_TYPE_PDU && LLC_PDU_IS_CMD(pdu) && + LLC_PDU_TYPE_IS_U(pdu) && + LLC_U_PDU_CMD(pdu) == LLC_1_PDU_CMD_TEST ? 0 : 1; +} + +int llc_sap_ev_rx_test_r(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + struct llc_pdu_un *pdu = llc_pdu_un_hdr(skb); + + return ev->type == LLC_SAP_EV_TYPE_PDU && LLC_PDU_IS_RSP(pdu) && + LLC_PDU_TYPE_IS_U(pdu) && + LLC_U_PDU_RSP(pdu) == LLC_1_PDU_CMD_TEST ? 0 : 1; +} + +int llc_sap_ev_deactivation_req(struct llc_sap *sap, struct sk_buff *skb) +{ + struct llc_sap_state_ev *ev = llc_sap_ev(skb); + + return ev->type == LLC_SAP_EV_TYPE_SIMPLE && + ev->prim_type == LLC_SAP_EV_DEACTIVATION_REQ ? 0 : 1; +} |