From 7592905c78f257058a006691f30227eaf027e5b3 Mon Sep 17 00:00:00 2001 From: patacongo Date: Tue, 4 Sep 2012 16:59:24 +0000 Subject: Enhancements to the uIP web server from Kate git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5088 42af7a65-404d-4744-a932-0658087f49c3 --- apps/netutils/webserver/Kconfig | 23 +++++- apps/netutils/webserver/Makefile | 9 ++- apps/netutils/webserver/httpd.c | 118 +++++++++++++++++++++++-------- apps/netutils/webserver/httpd.h | 7 +- apps/netutils/webserver/httpd_mmap.c | 131 +++++++++++++++++++++++++++++++++++ 5 files changed, 255 insertions(+), 33 deletions(-) create mode 100644 apps/netutils/webserver/httpd_mmap.c (limited to 'apps/netutils/webserver') diff --git a/apps/netutils/webserver/Kconfig b/apps/netutils/webserver/Kconfig index 2fb80fe95..b1a98f09b 100644 --- a/apps/netutils/webserver/Kconfig +++ b/apps/netutils/webserver/Kconfig @@ -7,7 +7,28 @@ config NETUTILS_WEBSERVER bool "uIP web server" default n ---help--- - Enable support for the uIP web server. + Enable support for the uIP web server. This tiny web server was + from uIP 1.0, but has undergone many changes. It is, however, + still referred to as the "uIP" web server. if NETUTILS_WEBSERVER + +config NETUTILS_HTTPD_SCRIPT_DISABLE + bool "Disable %! scripting" + default n + ---help--- + This option, if selected, will elide the %! scripting + +config NETUTILS_HTTPD_SERVERHEADER_DISABLE, which elides the Server: header + bool "Disabled the SERVER header" + default n + ---help--- + This option, if selected, will elide the Server: header + +config NETUTILS_HTTPD_MMAP + bool "File mmap-ing" + default n + ---help--- + Replaces standard uIP server file open operations with mmap-ing operations. + endif diff --git a/apps/netutils/webserver/Makefile b/apps/netutils/webserver/Makefile index 174bcd0d7..6d96c8fc5 100644 --- a/apps/netutils/webserver/Makefile +++ b/apps/netutils/webserver/Makefile @@ -1,7 +1,7 @@ ############################################################################ # apps/netutils/webserver/Makefile # -# Copyright (C) 2011 Gregory Nutt. All rights reserved. +# Copyright (C) 2011-2012 Gregory Nutt. All rights reserved. # Author: Gregory Nutt # # Redistribution and use in source and binary forms, with or without @@ -43,7 +43,12 @@ ASRCS = CSRCS = ifeq ($(CONFIG_NET_TCP),y) -CSRCS = httpd.c httpd_fs.c httpd_cgi.c +CSRCS = httpd.c httpd_cgi.c +ifeq ($(CONFIG_NETUTILS_HTTPD_MMAP),y) +CSRCS += httpd_mmap.c +else +CSRCS += httpd_fs.c +endif endif AOBJS = $(ASRCS:.S=$(OBJEXT)) diff --git a/apps/netutils/webserver/httpd.c b/apps/netutils/webserver/httpd.c index c7c4a2291..0e255416a 100644 --- a/apps/netutils/webserver/httpd.c +++ b/apps/netutils/webserver/httpd.c @@ -77,6 +77,10 @@ #define ISO_slash 0x2f #define ISO_colon 0x3a +#ifndef CONFIG_NETUTILS_HTTPD_PATH +# define CONFIG_NETUTILS_HTTPD_PATH "/mnt" +#endif + /**************************************************************************** * Private Data ****************************************************************************/ @@ -89,32 +93,60 @@ static const char g_httpcontenttypejpg[] = "Content-type: image/jpeg\r\n\r\n" static const char g_httpcontenttypeplain[] = "Content-type: text/plain\r\n\r\n"; static const char g_httpcontenttypepng[] = "Content-type: image/png\r\n\r\n"; -static const char g_httpextensionhtml[] = ".html"; +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE static const char g_httpextensionshtml[] = ".shtml"; +#endif +static const char g_httpextensionhtml[] = ".html"; static const char g_httpextensioncss[] = ".css"; static const char g_httpextensionpng[] = ".png"; static const char g_httpextensiongif[] = ".gif"; static const char g_httpextensionjpg[] = ".jpg"; static const char g_http404path[] = "/404.html"; +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE static const char g_httpindexpath[] = "/index.shtml"; +#else +static const char g_httpindexpath[] = "/index.html"; +#endif static const char g_httpcmdget[] = "GET "; static const char g_httpheader200[] = "HTTP/1.0 200 OK\r\n" +#ifndef CONFIG_NETUTILS_HTTPD_SERVERHEADER_DISABLE "Server: uIP/1.0 http://www.sics.se/~adam/uip/\r\n" +#endif "Connection: close\r\n"; static const char g_httpheader404[] = "HTTP/1.0 404 Not found\r\n" +#ifndef CONFIG_NETUTILS_HTTPD_SERVERHEADER_DISABLE "Server: uIP/1.0 http://www.sics.se/~adam/uip/\r\n" +#endif "Connection: close\r\n"; /**************************************************************************** * Private Functions ****************************************************************************/ +static int httpd_open(const char *name, struct httpd_fs_file *file) +{ +#ifdef CONFIG_NETUTILS_HTTPD_MMAP + return httpd_mmap_open(name, file); +#else + return httpd_fs_open(name, file); +#endif +} + +static int httpd_close(struct httpd_fs_file *file) +{ +#ifdef CONFIG_NETUTILS_HTTPD_MMAP + return httpd_mmap_close(file); +#else + return OK; +#endif +} + #ifdef CONFIG_NETUTILS_HTTPD_DUMPBUFFER static void httpd_dumpbuffer(FAR const char *msg, FAR const char *buffer, unsigned int nbytes) { @@ -145,6 +177,7 @@ static void httpd_dumppstate(struct httpd_state *pstate, const char *msg) # define httpd_dumppstate(pstate, msg) #endif +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE static void next_scriptstate(struct httpd_state *pstate) { char *p; @@ -152,7 +185,9 @@ static void next_scriptstate(struct httpd_state *pstate) pstate->ht_scriptlen -= (unsigned short)(p - pstate->ht_scriptptr); pstate->ht_scriptptr = p; } +#endif +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE static int handle_script(struct httpd_state *pstate) { int len; @@ -168,8 +203,14 @@ static int handle_script(struct httpd_state *pstate) pstate->ht_scriptlen = pstate->ht_file.len - 3; if (*(pstate->ht_scriptptr - 1) == ISO_colon) { - httpd_fs_open(pstate->ht_scriptptr + 1, &pstate->ht_file); + if (httpd_open(pstate->ht_scriptptr + 1, &pstate->ht_file) != OK) + { + return ERROR; + } + send(pstate->ht_sockfd, pstate->ht_file.data, pstate->ht_file.len, 0); + + httpd_close(&pstate->ht_file); } else { @@ -223,6 +264,7 @@ static int handle_script(struct httpd_state *pstate) } return OK; } +#endif static int httpd_addchunk(struct httpd_state *pstate, const char *buffer, int len) { @@ -244,6 +286,7 @@ static int httpd_addchunk(struct httpd_state *pstate, const char *buffer, int le { chunklen = len; } + nvdbg("[%d] sndlen=%d len=%d newlen=%d chunklen=%d\n", pstate->ht_sockfd, pstate->ht_sndlen, len, newlen, chunklen); @@ -270,6 +313,7 @@ static int httpd_addchunk(struct httpd_state *pstate, const char *buffer, int le buffer += chunklen; } while (len > 0); + return OK; } @@ -282,9 +326,9 @@ static int httpd_flush(struct httpd_state *pstate) httpd_dumpbuffer("Outgoing buffer", pstate->ht_buffer, pstate->ht_sndlen); ret = send(pstate->ht_sockfd, pstate->ht_buffer, pstate->ht_sndlen, 0); if (ret >= 0) - { - pstate->ht_sndlen = 0; - } + { + pstate->ht_sndlen = 0; + } } return ret; } @@ -305,8 +349,11 @@ static int send_headers(struct httpd_state *pstate, const char *statushdr, int l { ret = httpd_addchunk(pstate, g_httpcontenttypebinary, strlen(g_httpcontenttypebinary)); } - else if (strncmp(g_httpextensionhtml, ptr, strlen(g_httpextensionhtml)) == 0 || - strncmp(g_httpextensionshtml, ptr, strlen(g_httpextensionshtml)) == 0) + else if (strncmp(g_httpextensionhtml, ptr, strlen(g_httpextensionhtml)) == 0 +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE + || strncmp(g_httpextensionshtml, ptr, strlen(g_httpextensionshtml)) == 0 +#endif + ) { ret = httpd_addchunk(pstate, g_httpcontenttypehtml, strlen(g_httpcontenttypehtml)); } @@ -336,17 +383,24 @@ static int send_headers(struct httpd_state *pstate, const char *statushdr, int l static int httpd_sendfile(struct httpd_state *pstate) { +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE char *ptr; +#endif int ret = ERROR; pstate->ht_sndlen = 0; nvdbg("[%d] sending file '%s'\n", pstate->ht_sockfd, pstate->ht_filename); - if (!httpd_fs_open(pstate->ht_filename, &pstate->ht_file)) + + if (httpd_open(pstate->ht_filename, &pstate->ht_file) != OK) { ndbg("[%d] '%s' not found\n", pstate->ht_sockfd, pstate->ht_filename); memcpy(pstate->ht_filename, g_http404path, strlen(g_http404path)); - httpd_fs_open(g_http404path, &pstate->ht_file); + if (httpd_open(g_http404path, &pstate->ht_file) != OK) + { + return ERROR; + } + if (send_headers(pstate, g_httpheader404, strlen(g_httpheader404)) == OK) { ret = httpd_addchunk(pstate, pstate->ht_file.data, pstate->ht_file.len); @@ -356,34 +410,38 @@ static int httpd_sendfile(struct httpd_state *pstate) { if (send_headers(pstate, g_httpheader200, strlen(g_httpheader200)) == OK) { - if (httpd_flush(pstate) < 0) - { - ret = ERROR; - } - else - { - ptr = strchr(pstate->ht_filename, ISO_period); - if (ptr != NULL && - strncmp(ptr, g_httpextensionshtml, strlen(g_httpextensionshtml)) == 0) - { - ret = handle_script(pstate); - } - else - { - ret = httpd_addchunk(pstate, pstate->ht_file.data, pstate->ht_file.len); - } - } + if (httpd_flush(pstate) < 0) + { + ret = ERROR; + } + else + { +#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE + ptr = strchr(pstate->ht_filename, ISO_period); + if (ptr != NULL && + strncmp(ptr, g_httpextensionshtml, strlen(g_httpextensionshtml)) == 0) + { + ret = handle_script(pstate); + } + else +#endif + { + ret = httpd_addchunk(pstate, pstate->ht_file.data, pstate->ht_file.len); + } + } } } + (void)httpd_close(&pstate->ht_file); + /* Send anything remaining in the buffer */ if (ret == OK && pstate->ht_sndlen > 0) { if (httpd_flush(pstate) < 0) - { - ret = ERROR; - } + { + ret = ERROR; + } } return ret; @@ -522,5 +580,7 @@ int httpd_listen(void) void httpd_init(void) { +#ifndef CONFIG_NETUTILS_HTTPD_MMAP httpd_fs_init(); +#endif } diff --git a/apps/netutils/webserver/httpd.h b/apps/netutils/webserver/httpd.h index 346159fb2..42a1e13f7 100644 --- a/apps/netutils/webserver/httpd.h +++ b/apps/netutils/webserver/httpd.h @@ -56,9 +56,14 @@ * Public Function Prototypes ****************************************************************************/ -/* file must be allocated by caller and will be filled in by the function. */ +/* 'file' must be allocated by caller and will be filled in by the function. */ int httpd_fs_open(const char *name, struct httpd_fs_file *file); void httpd_fs_init(void); +#ifdef CONFIG_NETUTILS_HTTPD_MMAP +int httpd_mmap_open(const char *name, struct httpd_fs_file *file); +int httpd_mmap_close(struct httpd_fs_file *file); +#endif + #endif /* _NETUTILS_WEBSERVER_HTTPD_H */ diff --git a/apps/netutils/webserver/httpd_mmap.c b/apps/netutils/webserver/httpd_mmap.c new file mode 100644 index 000000000..301168a09 --- /dev/null +++ b/apps/netutils/webserver/httpd_mmap.c @@ -0,0 +1,131 @@ +/**************************************************************************** + * netutils/webserver/httpd_mmap.c + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * 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 + +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include + +#include "httpd.h" + +/**************************************************************************** + * Pre-processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +int httpd_mmap_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) + { + errno = EFBIG; + return ERROR; + } + + file->fd = open(path, O_RDONLY); + if (file->fd == -1) + { + return ERROR; + } + + file->data = mmap(NULL, st.st_size, PROT_READ, MAP_SHARED | MAP_FILE, file->fd, 0); + if (file->data == MAP_FAILED) + { + (void) close(file->fd); + return ERROR; + } + + file->len = (int) st.st_size; + + return OK; +} + +int httpd_mmap_close(struct httpd_fs_file *file) +{ +#ifdef CONFIG_FS_RAMMAP + if (-1 == munmap(file->data, file->len)) + { + return ERROR; + } +#endif + + if (-1 == close(file->fd)) + { + return ERROR; + } + + return OK; +} -- cgit v1.2.3