diff options
author | dimitri staessens <dimitri.staessens@intec.ugent.be> | 2016-03-30 00:29:38 +0200 |
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committer | dimitri staessens <dimitri.staessens@intec.ugent.be> | 2016-03-30 00:35:09 +0200 |
commit | 8cef483119da184d631634bc98b5236ac54c30ae (patch) | |
tree | 3a9e844b477bd99bd5e207d01dce4068981e37b4 /src | |
parent | 1e83a165d50aacc4e1146186c5691be3326368ca (diff) | |
download | ouroboros-8cef483119da184d631634bc98b5236ac54c30ae.tar.gz ouroboros-8cef483119da184d631634bc98b5236ac54c30ae.zip |
lib: api for handling flows
moved the flow definition to the library and made it public.
thread-safety implemented without compiler checks.
Diffstat (limited to 'src')
-rw-r--r-- | src/ipcpd/CMakeLists.txt | 1 | ||||
-rw-r--r-- | src/ipcpd/flow.h | 66 | ||||
-rw-r--r-- | src/lib/CMakeLists.txt | 1 | ||||
-rw-r--r-- | src/lib/flow.c (renamed from src/ipcpd/flow.c) | 22 |
4 files changed, 9 insertions, 81 deletions
diff --git a/src/ipcpd/CMakeLists.txt b/src/ipcpd/CMakeLists.txt index 27d41801..bcb5b986 100644 --- a/src/ipcpd/CMakeLists.txt +++ b/src/ipcpd/CMakeLists.txt @@ -9,7 +9,6 @@ set(SOURCE_FILES main.c pci.c shm_pci.c - flow.c ) add_executable (ipcpd ${SOURCE_FILES}) diff --git a/src/ipcpd/flow.h b/src/ipcpd/flow.h deleted file mode 100644 index 83f4076d..00000000 --- a/src/ipcpd/flow.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Ouroboros - Copyright (C) 2016 - * - * Flows - * - * Dimitri Staessens <dimitri.staessens@intec.ugent.be> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#ifndef IPCPD_FLOW_H -#define IPCPD_FLOW_H - -#include <ouroboros/common.h> - -#ifdef FLOW_MT_SAFE -#include <pthread.h> -#endif - -/* same values as fcntl.h */ -#define FLOW_O_RDONLY 00000000 -#define FLOW_O_WRONLY 00000001 -#define FLOW_O_RDWR 00000002 -#define FLOW_O_ACCMODE 00000003 - -#define FLOW_O_NONBLOCK 00004000 -#define FLOW_O_DEFAULT 00000002 - -#define FLOW_O_INVALID 00037777 - -typedef long port_id_t; - -enum flow_state { - FLOW_INIT = 0, - FLOW_ALLOCATED, - FLOW_PENDING -}; - -typedef struct flow { - port_id_t port_id; - uint16_t flags; - uint8_t state; -#ifdef FLOW_MT_SAFE - pthread_mutex_t lock; -#endif -} flow_t; - -flow_t * flow_create(port_id_t port_id); -void flow_destroy(flow_t * flow); - -int flow_set_opts(flow_t * flow, uint16_t opts); -uint16_t flow_get_opts(const flow_t * flow); - -#endif /* IPCPD_FLOW_H */ diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt index 42a4d5c0..7a78bf3e 100644 --- a/src/lib/CMakeLists.txt +++ b/src/lib/CMakeLists.txt @@ -21,6 +21,7 @@ set(SOURCE_FILES da.c dev.c du_buff.c + flow.c ipcp.c irm.c list.c diff --git a/src/ipcpd/flow.c b/src/lib/flow.c index 395a0a0d..67b8e71b 100644 --- a/src/ipcpd/flow.c +++ b/src/lib/flow.c @@ -20,23 +20,22 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include "flow.h" #include <malloc.h> +#include <ouroboros/flow.h> #define OUROBOROS_PREFIX "ipcpd/flow" #include <ouroboros/logs.h> -flow_t * flow_create(port_id_t port_id) +flow_t * flow_create(int32_t port_id) { flow_t * flow = malloc(sizeof *flow); flow->port_id = port_id; - flow->flags = FLOW_O_DEFAULT; + flow->oflags = FLOW_O_DEFAULT; flow->state = FLOW_INIT; -#ifdef FLOW_MT_SAFE pthread_mutex_init(&flow->lock, NULL); -#endif + return flow; } @@ -52,23 +51,18 @@ int flow_set_opts(flow_t * flow, uint16_t opts) return -1; } -#ifdef FLOW_MT_SAFE pthread_mutex_lock(&flow->lock); -#endif if ((opts & FLOW_O_ACCMODE) == FLOW_O_ACCMODE) { -#ifdef FLOW_MT_SAFE pthread_mutex_unlock(&flow->lock); -#endif LOG_WARN("Invalid flow options. Setting default."); opts = FLOW_O_DEFAULT; } - flow->flags = opts; + flow->oflags = opts; + + pthread_mutex_unlock(&flow->lock); -#ifdef FLOW_MT_SAFE - pthread_mutex_unlock(&flow->lock); -#endif return 0; } @@ -79,5 +73,5 @@ uint16_t flow_get_opts(const flow_t * flow) return FLOW_O_INVALID; } - return flow->flags; + return flow->oflags; } |