sergiotarxz/nuttx-apps
sergiotarxz/nuttx-apps
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fix ording of bytes in ENC28J60 MAC address; Web server refactoring from Kate

Browse Source 
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5159 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2012-09-18 12:34:43 +00:00
parent 503886bf78
commit e323da1c24
3 changed files with 133 additions and 210 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/netutils/httpd.h
View File

@ -107,7 +107,7 @@ struct httpd_fs_file
struct httpd_state
{
char ht_buffer[HTTPD_IOBUFFER_SIZE]; /* recv()/send() buffer */
char ht_buffer[HTTPD_IOBUFFER_SIZE]; /* recv() buffer */
char ht_filename[HTTPD_MAX_FILENAME]; /* filename from GET command */
struct httpd_fs_file ht_file; /* Fake file data to send */
int ht_sockfd; /* The socket descriptor from accept() */

6
netutils/webserver/Kconfig
View File

@ -59,6 +59,12 @@ config NETUTILS_HTTPD_CGIPATH
REST style interface over HTTP, where my CGI handlers just return a
HTTP status code with a content length of 0.
config NETUTILS_HTTPD_ERRPATH
string "Error Path"
default ""
---help---
Path used in error return packets.
config NETUTILS_HTTPD_SERVERHEADER_DISABLE
bool "Disabled the SERVER header"
default n

335
netutils/webserver/httpd.c
View File

@ -92,6 +92,10 @@
# define CONFIG_NETUTILS_HTTPD_PATH "/mnt"
#endif
#ifndef CONFIG_NETUTILS_HTTPD_ERRPATH
# define CONFIG_NETUTILS_HTTPD_ERRPATH ""
#endif
/* The correct way to disable receive timeout errors is by setting the
* timeout to zero.
*/
@ -104,29 +108,6 @@
* Private Data
****************************************************************************/
static const char g_httpcontenttypebinary[] = "Content-type: application/octet-stream\r\n\r\n";
static const char g_httpcontenttypecss[] = "Content-type: text/css\r\n\r\n";
static const char g_httpcontenttypegif[] = "Content-type: image/gif\r\n\r\n";
static const char g_httpcontenttypehtml[] = "Content-type: text/html\r\n\r\n";
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_httpcontenttypejs[] = "Content-type: text/javascript\r\n\r\n";
#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_httpextensionjs[] = ".js";
static const char g_http404path[] = "/404.html";
#if CONFIG_NETUTILS_HTTPD_TIMEOUT > 0
static const char g_http408path[] = "/408.html";
#endif
#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE
static const char g_httpindexpath[] = "/index.shtml";
#else
@ -135,29 +116,6 @@ static const char g_httpindexpath[] = "/index.html";
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";
#if CONFIG_NETUTILS_HTTPD_TIMEOUT > 0
static const char g_httpheader408[] =
"HTTP/1.0 408 Request timed out\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";
#endif
/****************************************************************************
* Private Functions
****************************************************************************/
@ -259,6 +217,7 @@ static int handle_script(struct httpd_state *pstate)
f(pstate, pstate->ht_scriptptr);
}
}
next_scriptstate(pstate);
/* The script is over, so we reset the pointers and continue
@ -300,6 +259,7 @@ static int handle_script(struct httpd_state *pstate)
len = HTTPD_IOBUFFER_SIZE;
}
}
send(pstate->ht_sockfd, pstate->ht_file.data, len, 0);
pstate->ht_file.data += len;
pstate->ht_file.len -= len;
@ -309,120 +269,125 @@ static int handle_script(struct httpd_state *pstate)
}
#endif
static int httpd_addchunk(struct httpd_state *pstate, const char *buffer, int len)
static int send_chunk(struct httpd_state *pstate, const char *buf, int len)
{
int newlen;
int chunklen;
int ret;
do
{
/* Determine the size of the next chunk so that it fits into the buffer */
newlen = pstate->ht_sndlen + len;
if (newlen > HTTPD_IOBUFFER_SIZE)
httpd_dumpbuffer("Outgoing chunk", buf, len);
ret = send(pstate->ht_sockfd, buf, len, 0);
if (ret < 0)
{
newlen = HTTPD_IOBUFFER_SIZE;
chunklen = HTTPD_IOBUFFER_SIZE - pstate->ht_sndlen;
}
else
{
chunklen = len;
return ERROR;
}
nvdbg("[%d] sndlen=%d len=%d newlen=%d chunklen=%d\n",
pstate->ht_sockfd, pstate->ht_sndlen, len, newlen, chunklen);
/* Copy that chunk into the send buffer */
memcpy(&pstate->ht_buffer[pstate->ht_sndlen], buffer, chunklen);
if (newlen >= HTTPD_IOBUFFER_SIZE)
{
/* The buffer is full.. Send what we have and reset to send again */
httpd_dumpbuffer("Outgoing buffer", pstate->ht_buffer, newlen);
ret = send(pstate->ht_sockfd, pstate->ht_buffer, newlen, 0);
if (ret < 0)
{
return ret;
}
newlen = 0;
}
pstate->ht_sndlen = newlen;
len -= chunklen;
buffer += chunklen;
buf += ret;
len -= ret;
}
while (len > 0);
return OK;
}
static int httpd_flush(struct httpd_state *pstate)
static int send_headers(struct httpd_state *pstate, int status)
{
int ret = 0;
const char *mime;
const char *ptr;
char s[128];
int i;
if (pstate->ht_sndlen > 0)
{
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;
}
}
return ret;
}
static const struct
{
const char *ext;
const char *mime;
} a[] =
{
#ifndef CONFIG_NETUTILS_HTTPD_SCRIPT_DISABLE
{ "shtml", "text/html" },
#endif
{ "html", "text/html" },
{ "css", "text/css" },
{ "txt", "text/plain" },
{ "js", "text/javascript" },
static int send_headers(struct httpd_state *pstate, const char *statushdr, int len)
{
char *ptr;
int ret;
nvdbg("HEADER\n");
ret = httpd_addchunk(pstate, statushdr, len);
if (ret < 0)
{
return ret;
}
{ "png", "image/png" },
{ "gif", "image/gif" },
{ "jpeg", "image/jpeg" },
{ "jpg", "image/jpeg" }
};
ptr = strrchr(pstate->ht_filename, ISO_period);
if (ptr == NULL)
{
ret = httpd_addchunk(pstate, g_httpcontenttypebinary, strlen(g_httpcontenttypebinary));
}
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));
}
else if (strncmp(g_httpextensioncss, ptr, strlen(g_httpextensioncss)) == 0)
{
ret = httpd_addchunk(pstate, g_httpcontenttypecss, strlen(g_httpcontenttypecss));
}
else if (strncmp(g_httpextensionpng, ptr, strlen(g_httpextensionpng)) == 0)
{
ret = httpd_addchunk(pstate, g_httpcontenttypepng, strlen(g_httpcontenttypepng));
}
else if (strncmp(g_httpextensiongif, ptr, strlen(g_httpextensiongif)) == 0)
{
ret = httpd_addchunk(pstate, g_httpcontenttypegif, strlen(g_httpcontenttypegif));
}
else if (strncmp(g_httpextensionjpg, ptr, strlen(g_httpextensionjpg)) == 0)
{
ret = httpd_addchunk(pstate, g_httpcontenttypejpg, strlen(g_httpcontenttypejpg));
}
else if (strncmp(g_httpextensionjs, ptr, strlen(g_httpextensionjs)) == 0)
{
ret = httpd_addchunk(pstate, g_httpcontenttypejs, strlen(g_httpcontenttypejs));
mime = "application/octet-stream";
}
else
{
ret = httpd_addchunk(pstate, g_httpcontenttypeplain, strlen(g_httpcontenttypeplain));
mime = "text/plain";
for (i = 0; i < sizeof a / sizeof *a; i++)
{
if (strncmp(a[i].ext, ptr + 1, strlen(a[i].ext)) == 0)
{
mime = a[i].mime;
break;
}
}
}
i = snprintf(s, sizeof s,
"HTTP/1.0 %d %s\r\n"
#ifndef CONFIG_NETUTILS_HTTPD_SERVERHEADER_DISABLE
"Server: uIP/NuttX http://nuttx.org/\r\n"
#endif
"Connection: close\r\n"
"Content-type: %s\r\n"
"\r\n",
status,
status >= 400 ? "Error" : "OK",
mime);
return send_chunk(pstate, s, i);
}
static int httpd_senderror(struct httpd_state *pstate, int status)
{
int ret;
nvdbg("[%d] sending error '%d'\n", pstate->ht_sockfd, status);
if (status < 400 || status >= 600)
{
status = 500;
}
(void) snprintf(pstate->ht_filename, sizeof pstate->ht_filename,
"%s/%d.html",
CONFIG_NETUTILS_HTTPD_ERRPATH, status);
if (send_headers(pstate, status) != OK)
{
return ERROR;
}
if (httpd_open(pstate->ht_filename, &pstate->ht_file) != OK)
{
char s[10 + 1];
(void) snprintf(s, sizeof s, "Error %d\n", status);
ret = send_chunk(pstate, s, sizeof s - 1);
}
else
{
#ifdef CONFIG_NETUTILS_HTTPD_SENDFILE
ret = httpd_sendfile_send(pstate->ht_sockfd, &pstate->ht_file);
#else
ret = send_chunk(pstate, pstate->ht_file.data, pstate->ht_file.len);
#endif
(void) httpd_close(&pstate->ht_file);
}
return ret;
@ -448,8 +413,7 @@ static int httpd_sendfile(struct httpd_state *pstate)
{
f(pstate, pstate->ht_filename);
ret = OK;
goto done;
return OK;
}
}
#endif
@ -457,65 +421,31 @@ static int httpd_sendfile(struct httpd_state *pstate)
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));
if (httpd_open(g_http404path, &pstate->ht_file) != OK)
{
return ERROR;
}
return httpd_senderror(pstate, 404);
}
if (send_headers(pstate, g_httpheader404, strlen(g_httpheader404)) == OK)
if (send_headers(pstate, 200) == OK)
{
#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
{
#ifdef CONFIG_NETUTILS_HTTPD_SENDFILE
ret = httpd_sendfile_send(pstate->ht_sockfd, &pstate->ht_file);
#else
ret = httpd_addchunk(pstate, pstate->ht_file.data, pstate->ht_file.len);
ret = send_chunk(pstate, pstate->ht_file.data, pstate->ht_file.len);
#endif
}
}
else
{
if (send_headers(pstate, g_httpheader200, strlen(g_httpheader200)) == OK)
{
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
{
#ifdef CONFIG_NETUTILS_HTTPD_SENDFILE
ret = httpd_sendfile_send(pstate->ht_sockfd, &pstate->ht_file);
#else
ret = httpd_addchunk(pstate, pstate->ht_file.data, pstate->ht_file.len);
#endif
}
}
}
}
(void)httpd_close(&pstate->ht_file);
done:
/* Send anything remaining in the buffer */
if (ret == OK && pstate->ht_sndlen > 0)
{
if (httpd_flush(pstate) < 0)
{
ret = ERROR;
}
}
return ret;
}
@ -531,34 +461,21 @@ static inline int httpd_cmd(struct httpd_state *pstate)
if (recvlen < 0 && errno == EWOULDBLOCK)
{
ndbg("[%d] recv timeout\n");
strncpy(pstate->ht_filename, g_httpindexpath, strlen(g_httpindexpath));
memcpy(pstate->ht_filename, g_http408path, strlen(g_http408path));
if (httpd_open(g_http408path, &pstate->ht_file) != OK)
{
return ERROR;
}
if (send_headers(pstate, g_httpheader408, strlen(g_httpheader408)) == OK)
{
#ifdef CONFIG_NETUTILS_HTTPD_SENDFILE
return httpd_sendfile_send(pstate->ht_sockfd, &pstate->ht_file);
#else
return httpd_addchunk(pstate, pstate->ht_file.data, pstate->ht_file.len);
#endif
}
return httpd_senderror(pstate, 408);
}
else
#endif
if (recvlen < 0)
{
ndbg("[%d] recv failed: %d\n", pstate->ht_sockfd, errno);
return ERROR;
return httpd_senderror(pstate, 400);
}
else if (recvlen == 0)
{
ndbg("[%d] connection lost\n", pstate->ht_sockfd);
return ERROR;
return httpd_senderror(pstate, 400);
}
httpd_dumpbuffer("Incoming buffer", pstate->ht_buffer, recvlen);
/* We will handle only GET */
@ -566,7 +483,7 @@ static inline int httpd_cmd(struct httpd_state *pstate)
if (strncmp(pstate->ht_buffer, g_httpcmdget, strlen(g_httpcmdget)) != 0)
{
ndbg("[%d] Unsupported command\n", pstate->ht_sockfd);
return ERROR;
return httpd_senderror(pstate, 405);
}
/* Get the name of the file to provide */
@ -574,7 +491,7 @@ static inline int httpd_cmd(struct httpd_state *pstate)
if (pstate->ht_buffer[4] != ISO_slash)
{
ndbg("[%d] Missing path\n", pstate->ht_sockfd);
return ERROR;
return httpd_senderror(pstate, 400);
}
else if (pstate->ht_buffer[5] == ISO_space)
{
@ -588,8 +505,10 @@ static inline int httpd_cmd(struct httpd_state *pstate)
{
pstate->ht_filename[i] = pstate->ht_buffer[i+4];
}
pstate->ht_filename[i]='\0';
pstate->ht_filename[i]='\0';
}
nvdbg("[%d] Filename: %s\n", pstate->ht_sockfd, pstate->ht_filename);
/* Then send the file */
@ -705,8 +624,6 @@ static void single_server(uint16_t portno, pthread_startroutine_t handler, int s
(void) httpd_handler((void*)acceptsd);
}
return;
}
#endif