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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-09-11 13:19:59 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-09-11 13:19:59 +0000 |
commit | 26ef7179b0f6c3be8c76eefdca033392209ee42d (patch) | |
tree | 06ea25a4404d94f98a2c42a56c34a9dfeb7a3aac /apps/netutils/webserver/httpd_sendfile.c | |
parent | ff113b400adf80f5bf6f07233a2355e48b00676d (diff) | |
download | nuttx-26ef7179b0f6c3be8c76eefdca033392209ee42d.tar.gz nuttx-26ef7179b0f6c3be8c76eefdca033392209ee42d.tar.bz2 nuttx-26ef7179b0f6c3be8c76eefdca033392209ee42d.zip |
AVR corrections from Richard Cochran; uIP webserver enhancements from Kate
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5126 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/netutils/webserver/httpd_sendfile.c')
-rw-r--r-- | apps/netutils/webserver/httpd_sendfile.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/apps/netutils/webserver/httpd_sendfile.c b/apps/netutils/webserver/httpd_sendfile.c new file mode 100644 index 000000000..6a6ec24ab --- /dev/null +++ b/apps/netutils/webserver/httpd_sendfile.c @@ -0,0 +1,128 @@ +/**************************************************************************** + * netutils/webserver/httpd_mmap.c + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/**************************************************************************** + * Included Header Files + ****************************************************************************/ + +#include <nuttx/config.h> + +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/sendfile.h> + +#include <limits.h> +#include <unistd.h> +#include <fcntl.h> +#include <stdio.h> +#include <errno.h> +#include <debug.h> + +#include <apps/netutils/httpd.h> + +#include "httpd.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +int httpd_sendfile_open(const char *name, struct httpd_fs_file *file) +{ + char path[PATH_MAX]; + struct stat st; + + if (sizeof path < snprintf(path, sizeof path, "%s%s", + CONFIG_NETUTILS_HTTPD_PATH, name)) + { + errno = ENAMETOOLONG; + return ERROR; + } + + /* XXX: awaiting fstat to avoid a race */ + + if (-1 == stat(path, &st)) + { + return ERROR; + } + + if (st.st_size > INT_MAX || st.st_size > SIZE_MAX) + { + errno = EFBIG; + return ERROR; + } + + file->len = (int) st.st_size; + + file->fd = open(path, O_RDONLY); + if (file->fd == -1) + { + return ERROR; + } + + return OK; +} + +int httpd_sendfile_close(struct httpd_fs_file *file) +{ + if (-1 == close(file->fd)) + { + return ERROR; + } + + return OK; +} + +int httpd_sendfile_send(int outfd, struct httpd_fs_file *file) +{ + if (-1 == sendfile(outfd, file->fd, 0, file->len)) + { + return ERROR; + } + + return OK; +} + |