-rw-r--r-- | include/kingate/cgi_gateway.h | 117 | ||||
-rw-r--r-- | include/kingate/exception.h | 9 | ||||
-rw-r--r-- | include/kingate/util.h | 35 | ||||
-rw-r--r-- | src/Makefile.am | 2 | ||||
-rw-r--r-- | src/cgi_gateway.cc | 175 | ||||
-rw-r--r-- | src/util.cc | 4 |
6 files changed, 316 insertions, 26 deletions
diff --git a/include/kingate/cgi_gateway.h b/include/kingate/cgi_gateway.h index f683580..a5c4056 100644 --- a/include/kingate/cgi_gateway.h +++ b/include/kingate/cgi_gateway.h @@ -6,2 +6,10 @@ +#ifndef __deprecated +#if ( __GNUC__ == 3 && __GNUC_MINOR__ > 0 ) || __GNUC__ > 3 +#define __deprecated __attribute__((deprecated)) +#else +#define __deprecated +#endif +#endif + /** @@ -61,3 +69,3 @@ namespace kingate { */ - string get_meta(const string& n) const { return iface.get_meta(n); } + const string& get_meta(const string& n) const { return iface.get_meta(n); } @@ -100,3 +108,3 @@ namespace kingate { */ - string get_GET(const string& n) const; + const string& get_GET(const string& n) const; /** @@ -113,3 +121,3 @@ namespace kingate { */ - string get_POST(const string& n) const; + const string& get_POST(const string& n) const; /** @@ -128,3 +136,3 @@ namespace kingate { */ - string get_param(const string& n) const; + const string& get_param(const string& n) const; @@ -135,3 +143,3 @@ namespace kingate { */ - const string& get_content_type() const; + const string& __deprecated get_content_type() const; /** @@ -141,3 +149,3 @@ namespace kingate { */ - unsigned long get_content_length() const; + unsigned long __deprecated get_content_length() const; @@ -148,2 +156,99 @@ namespace kingate { bool is_content_parsed() const { return b_parsed_content; } + + /** + * Retrieve the HTTP header value from the HTTP_ meta-variable. + * (see RFC3875) + * @param hn header field name. + * @return the HTTP header value. + */ + const string& http_request_header(const string& hn) const; + + /** + * Retrieve the AUTH_TYPE meta-variable (see RFC3875) + * @return authentication type. + */ + const string& auth_type() const; + /** + * Retrieve the CONTENT_LENGTH meta-variable (see RFC3875) + * @return size of the request message body. + */ + unsigned long cgi_gateway::content_length() const; + /** + * Retrieve the CONTENT_TYPE meta-variable (see RFC3875) + * @return media type of the request message body. + */ + const string& content_type() const; + /** + * Retrieve the GATEWAY_INTERFACE meta-variable (see RFC3875) + * @return the gateway interface dialect. + */ + const string& gateway_interface() const; + /** + * Retrieve the PATH_INFO meta-variable (see RFC3875) + * @return path to be interpreted by the script. + */ + const string& path_info() const; + /** + * Retrieve the PATH_TRANSLATED meta-variable (see RFC3875) + * @return the translated path to the document. + */ + const string& path_translated() const; + /** + * Retrieve the QUERY_STRING meta-variable (see RFC3875) + * @return the query string. + */ + const string& query_string() const; + /** + * Retrieve the REMOTE_ADDR meta-variable (see RFC3875) + * @return the network address of the remote host. + */ + const string& remote_addr() const; + /** + * Retrieve the REMOTE_HOST meta-variable (see RFC3875) + * @return the fully qualified domain name of the client if + * available. REMOTE_ADDR otherwise. + * @see remote_addr() + */ + const string& remote_host() const; + /** + * Retrieve the REMOTE_IDENT meta-variable (see RFC3875) + * @return remote user identity (see RFC1413). + */ + const string& remote_ident() const; + /** + * Retrieve the REMOTE_USER meta-variable (see RFC3875) + * @return the authenticated user name. + */ + const string& remote_user() const; + /** + * Retrieve the REQUEST_METHOD meta-variable (see RFC3875) + * @return the http request method. + */ + const string& request_method() const; + /** + * Retrieve the SCRIPT_NAME meta-variable (see RFC3875) + * @return the uri path identifying the script. + */ + const string& script_name() const; + /** + * Retrieve the SERVER_NAME meta-variable (see RFC3875) + * @return the server name of the script. + */ + const string& server_name() const; + /** + * Retrieve the SERVER_PORT meta-variable (see RFC3875) + * @return the port on which request was received. + */ + unsigned int server_port() const; + /** + * Retrieve the SERVER_PROTOCOL meta-variable (see RFC3875) + * @return the protocol used for the request. + */ + const string& server_protocol() const; + /** + * Retrieve the SERVER_SOFTWARE meta-variable (see RFC3875) + * @return the name and version of server software. + */ + const string& server_software() const; + private: diff --git a/include/kingate/exception.h b/include/kingate/exception.h index 6ebb361..85d89ea 100644 --- a/include/kingate/exception.h +++ b/include/kingate/exception.h @@ -38,2 +38,11 @@ namespace kingate { }; + + /** + * Thrown in case of unexpected server behaviour. + */ + class server_error : public exception { + public: + server_error(const string& fi,const string& fu,int l,const string& w) + : exception(fi,fu,l,w) { } + }; } diff --git a/include/kingate/util.h b/include/kingate/util.h index 4b0dca8..6024ccf 100644 --- a/include/kingate/util.h +++ b/include/kingate/util.h @@ -5,2 +5,10 @@ +#ifndef __deprecated +#if ( __GNUC__ == 3 && __GNUC_MINOR__ > 0 ) || __GNUC__ > 3 +#define __deprecated __attribute__((deprecated)) +#else +#define __deprecated +#endif +#endif + namespace kingate { @@ -9,7 +17,7 @@ namespace kingate { /** - * Escape string for passing via URL. - * @param str string unescaped. - * @return the escaped string. + * Encode string for passing via URL. + * @param str string unencoded. + * @return the encoded string. */ - string url_escape(const string& str); + string url_encode(const string& str); /** @@ -17,5 +25,20 @@ namespace kingate { * @param str the URL-encoded string. - * @return the unescaped string. + * @return the decoded string. + */ + string url_decode(const string& str); + + /** + * deprecated alias to url_encode. + * @see url_encode */ - string url_unescape(const string& str); + inline string __deprecated url_escape(const string& str) { + return url_encode(str); + } + /** + * deprecated alias to url_decode. + * @see url_decode + */ + inline string __deprecated url_unescape(const string& str) { + return url_decode(str); + } } diff --git a/src/Makefile.am b/src/Makefile.am index d516d37..12bb1f8 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -14,3 +14,3 @@ libkingate_la_SOURCES = \ util.cc -libkingate_la_LDFLAGS = -version-info 1:0:0 +libkingate_la_LDFLAGS = -version-info 2:0:0 diff --git a/src/cgi_gateway.cc b/src/cgi_gateway.cc index eae7a03..30410f2 100644 --- a/src/cgi_gateway.cc +++ b/src/cgi_gateway.cc @@ -1 +1,3 @@ +#include <errno.h> +#include <ctype.h> #include "kingate/cgi_gateway.h" @@ -6,2 +8,4 @@ namespace kingate { + static string empty_string; + cgi_gateway::cgi_gateway(cgi_interface& ci) @@ -9,9 +13,9 @@ namespace kingate { // Fetch GET content - if(iface.has_meta("QUERY_STRING")) { - string qs = iface.get_meta("QUERY_STRING"); + try { + string qs = get_meta("QUERY_STRING"); parse_query(qs,get); - } + }catch(exception_notfound& enf) { } // Fetch POST content - if(!strcasecmp(get_content_type().c_str(),"application/x-www-form-urlencoded")) { - unsigned long cl = get_content_length(); + if(!strcasecmp(content_type().c_str(),"application/x-www-form-urlencoded")) { + unsigned long cl = content_length(); if(cl) { @@ -30,3 +34,3 @@ namespace kingate { } - string cgi_gateway::get_GET(const string& n) const { + const string& cgi_gateway::get_GET(const string& n) const { params_t::const_iterator i = get.find(n); @@ -39,3 +43,3 @@ namespace kingate { } - string cgi_gateway::get_POST(const string& n) const { + const string& cgi_gateway::get_POST(const string& n) const { params_t::const_iterator i = post.find(n); @@ -48,3 +52,3 @@ namespace kingate { } - string cgi_gateway::get_param(const string& n) const { + const string& cgi_gateway::get_param(const string& n) const { params_t::const_iterator i = get.find(n); @@ -58,5 +62,8 @@ namespace kingate { + /* + * deprecated stuff. + */ const string& cgi_gateway::get_content_type() const { if(!has_meta("CONTENT_TYPE")) - return ""; // XXX: + return empty_string; return get_meta("CONTENT_TYPE"); @@ -69,2 +76,148 @@ namespace kingate { } + /* + * + */ + + const string& cgi_gateway::http_request_header(const string& hn) const { + string mvn = "HTTP_"; + for(const char* p=hn.c_str();*p;p++) { + if(*p=='-') + mvn += '_'; + else + mvn += toupper(*p); + } + return get_meta(mvn); + } + + const string& cgi_gateway::auth_type() const { + try { + return get_meta("AUTH_TYPE"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + unsigned long cgi_gateway::content_length() const { + try { + const string& cl = get_meta("CONTENT_LENGTH"); + errno = 0; + const char *clp = cl.c_str(); + unsigned long rv = strtol(clp,(char**)&clp,10); + if(errno || *clp) + throw server_error(CODEPOINT,"Invalid CONTENT_LENGTH value passed from server"); + return rv; + }catch(exception_notfound& enf) { + return 0; + } + } + const string& cgi_gateway::content_type() const { + try { + return get_meta("CONTENT_TYPE"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::gateway_interface() const { + try { + return get_meta("GATEWAY_INTERFACE"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::path_info() const { + try { + return get_meta("PATH_INFO"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::path_translated() const { + try { + return get_meta("PATH_TRANSLATED"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::query_string() const { + try { + return get_meta("QUERY_STRING"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::remote_addr() const { + try { + return get_meta("REMOTE_ADDR"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::remote_host() const { + try { + return get_meta("REMOTE_HOST"); + }catch(exception_notfound& enf) { + return remote_addr(); + } + } + const string& cgi_gateway::remote_ident() const { + try { + return get_meta("REMOTE_IDENT"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::remote_user() const { + try { + return get_meta("REMOTE_USER"); + }catch(exception_notfound& enf) { + return empty_string; + } + } + const string& cgi_gateway::request_method() const { + try { + return get_meta("REQUEST_METHOD"); + }catch(exception_notfound& enf) { + throw server_error(CODEPOINT,"No REQUEST_METHOD passed from server"); + } + } + const string& cgi_gateway::script_name() const { + try { + return get_meta("SCRIPT_NAME"); + }catch(exception_notfound& enf) { + throw server_error(CODEPOINT,"No SCRIPT_NAME passed from server"); + } + } + const string& cgi_gateway::server_name() const { + try { + return get_meta("SERVER_NAME"); + }catch(exception_notfound& enf) { + throw server_error(CODEPOINT,"No SERVER_NAME passed from server"); + } + } + unsigned int cgi_gateway::server_port() const { + try { + const string& sp = get_meta("SERVER_PORT"); + errno = 0; + const char *spp = sp.c_str(); + unsigned int rv = strtol(spp,(char**)&spp,10); + if(errno || *spp) + throw server_error(CODEPOINT,"Invalid SERVER_PORT value passed from server"); + return rv; + }catch(exception_notfound& enf) { + throw server_error(CODEPOINT,"No SERVER_PORT passed from server"); + } + } + const string& cgi_gateway::server_protocol() const { + try { + return get_meta("SERVER_PROTOCOL"); + }catch(exception_notfound& enf) { + throw server_error(CODEPOINT,"No SERVER_PROTOCOL passed from server"); + } + } + const string& cgi_gateway::server_software() const { + try { + return get_meta("SERVER_SOFTWARE"); + }catch(exception_notfound& enf) { + throw server_error(CODEPOINT,"No SERVER_SOFTWARE passed from server"); + } + } @@ -80,5 +233,5 @@ namespace kingate { if(eq == string::npos) { - p.insert(params_t::value_type("",url_unescape(pp))); + p.insert(params_t::value_type("",url_decode(pp))); }else{ - p.insert(params_t::value_type(url_unescape(pp.substr(0,eq)),url_unescape(pp.substr(eq+1)))); + p.insert(params_t::value_type(url_decode(pp.substr(0,eq)),url_decode(pp.substr(eq+1)))); } diff --git a/src/util.cc b/src/util.cc index 2e2d305..3166e62 100644 --- a/src/util.cc +++ b/src/util.cc @@ -11,3 +11,3 @@ namespace kingate { - string url_escape(const string& str) { + string url_encode(const string& str) { string rv = str; @@ -32,3 +32,3 @@ namespace kingate { } - string url_unescape(const string& str) { + string url_decode(const string& str) { string rv = str; |