Splitted POSIX based cfs implementation to avoid pulling in potentially large POSIX directory I/O functions without needing them at all.
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102e3e2a24
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83
core/cfs/cfs-posix-dir.c
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83
core/cfs/cfs-posix-dir.c
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/*
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* Copyright (c) 2004, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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* $Id: cfs-posix-dir.c,v 1.1 2007/12/21 01:36:01 oliverschmidt Exp $
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*/
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#include <stdio.h>
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#include <dirent.h>
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#include <string.h>
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#include "cfs/cfs.h"
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struct cfs_posix_dir {
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DIR *dirp;
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};
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/*---------------------------------------------------------------------------*/
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int
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cfs_opendir(struct cfs_dir *p, const char *n)
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{
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struct cfs_posix_dir *dir = (struct cfs_posix_dir *)p;
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dir->dirp = opendir(n);
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return dir->dirp == NULL;
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}
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/*---------------------------------------------------------------------------*/
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int
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cfs_readdir(struct cfs_dir *p, struct cfs_dirent *e)
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{
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struct cfs_posix_dir *dir = (struct cfs_posix_dir *)p;
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struct dirent *res;
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if(dir->dirp == NULL) {
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return -1;
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}
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res = readdir(dir->dirp);
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if(res == NULL) {
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return -1;
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}
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strncpy(e->name, res->d_name, sizeof(e->name));
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e->size = 0;
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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void
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cfs_closedir(struct cfs_dir *p)
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{
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struct cfs_posix_dir *dir = (struct cfs_posix_dir *)p;
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if(dir->dirp != NULL) {
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closedir(dir->dirp);
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}
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}
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/*---------------------------------------------------------------------------*/
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@ -30,21 +30,15 @@
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*
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*
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* Author: Adam Dunkels <adam@sics.se>
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* Author: Adam Dunkels <adam@sics.se>
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*
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*
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* $Id: cfs-posix.c,v 1.6 2007/11/22 11:37:34 oliverschmidt Exp $
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* $Id: cfs-posix.c,v 1.7 2007/12/21 01:36:01 oliverschmidt Exp $
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*/
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*/
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#include <stdio.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <dirent.h>
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#include <string.h>
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#include "cfs/cfs.h"
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#include "cfs/cfs.h"
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struct cfs_posix_dir {
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DIR *dirp;
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};
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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int
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int
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cfs_open(const char *n, int f)
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cfs_open(const char *n, int f)
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@ -76,40 +70,3 @@ cfs_seek(int f, unsigned int o)
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return lseek(f, o, SEEK_SET);
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return lseek(f, o, SEEK_SET);
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}
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}
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/*---------------------------------------------------------------------------*/
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/*---------------------------------------------------------------------------*/
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int
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cfs_opendir(struct cfs_dir *p, const char *n)
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{
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struct cfs_posix_dir *dir = (struct cfs_posix_dir *)p;
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dir->dirp = opendir(n);
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return dir->dirp == NULL;
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}
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/*---------------------------------------------------------------------------*/
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int
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cfs_readdir(struct cfs_dir *p, struct cfs_dirent *e)
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{
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struct cfs_posix_dir *dir = (struct cfs_posix_dir *)p;
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struct dirent *res;
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if(dir->dirp == NULL) {
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return -1;
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}
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res = readdir(dir->dirp);
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if(res == NULL) {
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return -1;
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}
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strncpy(e->name, res->d_name, sizeof(e->name));
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e->size = 0;
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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void
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cfs_closedir(struct cfs_dir *p)
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{
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struct cfs_posix_dir *dir = (struct cfs_posix_dir *)p;
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if(dir->dirp != NULL) {
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closedir(dir->dirp);
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}
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}
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/*---------------------------------------------------------------------------*/
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@ -30,7 +30,7 @@
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#
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#
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# Author: Oliver Schmidt <ol.sc@web.de>
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# Author: Oliver Schmidt <ol.sc@web.de>
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#
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#
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# $Id: Makefile.6502,v 1.23 2007/12/20 22:48:29 oliverschmidt Exp $
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# $Id: Makefile.6502,v 1.24 2007/12/21 01:36:35 oliverschmidt Exp $
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#
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#
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ifndef CONTIKI
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ifndef CONTIKI
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@ -60,7 +60,8 @@ CONTIKI_CPU_SOURCEFILES = log.c error.c config.c clock.c ctk-mouse.c \
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mtarch.c mtarch-asm.S lc-asm.S \
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mtarch.c mtarch-asm.S lc-asm.S \
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uip_arch.c ethernet-drv.c ethernet.c
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uip_arch.c ethernet-drv.c ethernet.c
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CONTIKI_SOURCEFILES += $(CTK) ctk-conio.c cfs-posix.c petsciiconv.c \
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CONTIKI_SOURCEFILES += cfs-posix.c cfs-posix-dir.c \
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$(CTK) ctk-conio.c petsciiconv.c \
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$(CONTIKI_TARGET_SOURCEFILES) $(CONTIKI_CPU_SOURCEFILES)
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$(CONTIKI_TARGET_SOURCEFILES) $(CONTIKI_CPU_SOURCEFILES)
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TARGET_STARTFILES = $(TARGET).o --start-group
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TARGET_STARTFILES = $(TARGET).o --start-group
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@ -12,7 +12,8 @@ CTKGTK = $(CTK) ctk-gtksim.c ctk-draw.c ctk-gtksim-service.c libconio.c \
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ctk-gtksim-draw.c
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ctk-gtksim-draw.c
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CONTIKI_TARGET_SOURCEFILES = tapdev-drv.c tapdev.c contiki-main.c \
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CONTIKI_TARGET_SOURCEFILES = tapdev-drv.c tapdev.c contiki-main.c \
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dlloader.c clock.c $(CTK) $(CTKGTK) cfs-posix.c
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dlloader.c clock.c $(CTK) $(CTKGTK) \
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cfs-posix.c cfs-posix-dir.c
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CONTIKI_SOURCEFILES += $(CONTIKI_TARGET_SOURCEFILES)
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CONTIKI_SOURCEFILES += $(CONTIKI_TARGET_SOURCEFILES)
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CONTIKI_TARGET_MAIN = ${addprefix $(OBJECTDIR)/,contiki-main.o}
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CONTIKI_TARGET_MAIN = ${addprefix $(OBJECTDIR)/,contiki-main.o}
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CONTIKI_TARGET_SOURCEFILES = contiki-main.c dlloader.c clock.c \
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CONTIKI_TARGET_SOURCEFILES = contiki-main.c dlloader.c clock.c \
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leds.c leds-arch.c cfs-posix.c
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leds.c leds-arch.c cfs-posix.c cfs-posix-dir.c
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ifeq ($(OS),Windows_NT)
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ifeq ($(OS),Windows_NT)
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CONTIKI_TARGET_SOURCEFILES += wpcap-drv.c wpcap.c
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CONTIKI_TARGET_SOURCEFILES += wpcap-drv.c wpcap.c
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