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179 lines
6.0 KiB
179 lines
6.0 KiB
/**************************************************************************** |
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* netutils/thttpd/thttpd_strings.c |
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* HTTP strings |
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* |
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* Copyright (C) 2009 Gregory Nutt. All rights reserved. |
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr> |
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* |
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* Derived from the file of the same name in the original THTTPD package: |
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* |
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* Copyright © 1995,1998,1999,2000,2001 by Jef Poskanzer <jef@mail.acme.com>. |
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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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* |
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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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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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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****************************************************************************/ |
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/**************************************************************************** |
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* Included Files |
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****************************************************************************/ |
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#include <nuttx/config.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <ctype.h> |
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#include "config.h" |
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#include "thttpd_strings.h" |
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#ifdef CONFIG_THTTPD |
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/**************************************************************************** |
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* Public Data |
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****************************************************************************/ |
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/* This is the 'root' of the Filesystem as seen by the HTTP client */ |
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const char httpd_root[] = CONFIG_THTTPD_PATH; |
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/* HTPP status */ |
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const char ok200title[] = "OK"; |
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const char ok206title[] = "Partial Content"; |
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const char err302title[] = "Found"; |
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const char err302form[] = "The actual URL is '%s'.\n"; |
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const char err304title[] = "Not Modified"; |
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const char httpd_err400title[] = "Bad Request"; |
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const char httpd_err400form[] = "Your request has bad syntax or is inherently impossible to satisfy.\n"; |
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#ifdef CONFIG_THTTPD_AUTH_FILE |
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const char err401title[] = "Unauthorized"; |
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const char err401form[] = "Authorization required for the URL '%s'.\n"; |
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#endif |
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const char err403title[] = "Forbidden"; |
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#ifndef EXPLICIT_ERROR_PAGES |
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const char err403form[] = "You do not have permission to get URL '%s' from this server.\n"; |
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#endif |
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const char err404title[] = "Not Found"; |
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const char err404form[] = "The requested URL '%s' was not found on this server.\n"; |
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const char httpd_err408title[] = "Request Timeout"; |
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const char httpd_err408form[] = "No request appeared within a reasonable time period.\n"; |
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const char err500title[] = "Internal Error"; |
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const char err500form[] = "There was an unusual problem serving the requested URL '%s'.\n"; |
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const char err501title[] = "Not Implemented"; |
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const char err501form[] = "The requested method '%s' is not implemented by this server.\n"; |
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const char httpd_err503title[] = "Service Temporarily Overloaded"; |
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const char httpd_err503form[] = "The requested URL '%s' is temporarily overloaded. Please try again later.\n"; |
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/* HTML strings */ |
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const char html_crlf[] = "\r\n"; |
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const char html_html[] = "<HTML>\r\n"; |
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const char html_endhtml[] = "</HTML>\r\n"; |
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const char html_hdtitle[] = "<HEAD><TITLE>"; |
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const char html_titlehd[] = "</TITLE></HEAD>\r\n"; |
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const char html_body[] = "<BODY BGCOLOR=\"#99cc99\" TEXT=\"#000000\" LINK=\"#2020ff\" VLINK=\"#4040cc\">\r\n"; |
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const char html_endbody[] = "</BODY>\r\n"; |
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const char html_hdr2[] = "<H2>"; |
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const char html_endhdr2[] = "</H2>"; |
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/**************************************************************************** |
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* Private Functions |
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****************************************************************************/ |
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static int hexit(char nibble) |
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{ |
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if (nibble >= '0' && nibble <= '9') |
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{ |
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return nibble - '0'; |
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} |
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else if (nibble >= 'a' && nibble <= 'f') |
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{ |
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return nibble - 'a' + 10; |
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} |
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else if (nibble >= 'A' && nibble <= 'F') |
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{ |
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return nibble - 'A' + 10; |
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} |
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return 0; |
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} |
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/**************************************************************************** |
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* Public Functions |
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****************************************************************************/ |
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/* Copies and decodes a string. It's ok for from and to to be the same string. */ |
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void httpd_strdecode(char *to, char *from) |
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{ |
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for (; *from != '\0'; ++to, ++from) |
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{ |
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if (from[0] == '%' && isxdigit(from[1]) && isxdigit(from[2])) |
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{ |
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*to = hexit(from[1]) * 16 + hexit(from[2]); |
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from += 2; |
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} |
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else |
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{ |
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*to = *from; |
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} |
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} |
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*to = '\0'; |
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} |
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/* Copies and encodes a string. */ |
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#ifdef CONFIG_THTTPD_GENERATE_INDICES |
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static void httpd_strencode(char *to, int tosize, char *from) |
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{ |
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int tolen; |
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for (tolen = 0; *from != '\0' && tolen + 4 < tosize; ++from) |
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{ |
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if (isalnum(*from) || strchr("/_.-~", *from) != NULL) |
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{ |
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*to = *from; |
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++to; |
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++tolen; |
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} |
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else |
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{ |
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(void)sprintf(to, "%%%02x", (int)*from & 0xff); |
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to += 3; |
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tolen += 3; |
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} |
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} |
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*to = '\0'; |
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} |
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#endif /* CONFIG_THTTPD_GENERATE_INDICES */ |
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#endif /* CONFIG_THTTPD */
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