mirror of
https://github.com/SoftEtherVPN/SoftEtherVPN.git
synced 2024-12-28 02:50:33 +03:00
Mayaqua: move HTTP functions from "Network" to "HTTP"
This commit is contained in:
Davide Beatrici
parent
c3d6ffc533
commit
2f90e9ecb8
@ -2,6 +2,11 @@
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#include <Mayaqua/Mayaqua.h>
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static char http_404_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>404 Not Found</TITLE>\r\n</HEAD><BODY>\r\n<H1>Not Found</H1>\r\nThe requested URL $TARGET$ was not found on this server.<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
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static char http_403_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>403 Forbidden</TITLE>\r\n</HEAD><BODY>\r\n<H1>Forbidden</H1>\r\nYou don't have permission to access $TARGET$\r\non this server.<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
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static char http_500_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>500 Server Error</TITLE>\r\n</HEAD><BODY>\r\n<H1>Server Error</H1>\r\nServer Error<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
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static char http_501_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>501 Method Not Implemented</TITLE>\r\n</HEAD><BODY>\r\n<H1>Method Not Implemented</H1>\r\n$METHOD$ to $TARGET$ not supported.<P>\r\nInvalid method in request $METHOD$ $TARGET$ $VERSION$<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
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// MIME list from https://www.freeformatter.com/mime-types-list.html
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static const HTTP_MIME_TYPE http_mime_types[] =
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{
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@ -721,3 +726,852 @@ char *GetMimeTypeFromFileName(char *filename)
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return NULL;
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}
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// Generate the date and time string for the HTTP header
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void GetHttpDateStr(char *str, UINT size, UINT64 t)
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{
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SYSTEMTIME s;
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static char *wday[] =
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{
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"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
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};
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static char *month[] =
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{
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"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct",
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"Nov", "Dec",
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};
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// Validate arguments
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if (str == NULL)
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{
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return;
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}
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UINT64ToSystem(&s, t);
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Format(str, size, "%s, %02u %s %04u %02u:%02u:%02u GMT",
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wday[s.wDayOfWeek], s.wDay, month[s.wMonth - 1], s.wYear,
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s.wHour, s.wMinute, s.wSecond);
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}
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// Replace unsafe characters in target
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void ReplaceUnsafeCharInHttpTarget(char *target)
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{
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UINT i;
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for(i = 0; target[i] ; i++) {
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if(target[i] == '<')
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target[i] = '(';
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else if(target[i] == '>')
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target[i] = ')';
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}
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}
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// Create an HTTP header
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HTTP_HEADER *NewHttpHeader(char *method, char *target, char *version)
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{
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return NewHttpHeaderEx(method, target, version, false);
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}
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HTTP_HEADER *NewHttpHeaderEx(char *method, char *target, char *version, bool no_sort)
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{
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HTTP_HEADER *header;
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// Validate arguments
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if (method == NULL || target == NULL || version == NULL)
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{
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return NULL;
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}
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header = ZeroMalloc(sizeof(HTTP_HEADER));
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header->Method = CopyStr(method);
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header->Target = CopyStr(target);
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header->Version = CopyStr(version);
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header->ValueList = NewListFast(no_sort ? NULL : CompareHttpValue);
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return header;
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}
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// Release the HTTP header
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void FreeHttpHeader(HTTP_HEADER *header)
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{
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UINT i;
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HTTP_VALUE **values;
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// Validate arguments
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if (header == NULL)
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{
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return;
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}
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Free(header->Method);
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Free(header->Target);
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Free(header->Version);
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values = ToArray(header->ValueList);
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for (i = 0;i < LIST_NUM(header->ValueList);i++)
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{
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FreeHttpValue(values[i]);
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}
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Free(values);
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ReleaseList(header->ValueList);
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Free(header);
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}
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// Create a new HTTP value
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HTTP_VALUE *NewHttpValue(char *name, char *data)
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{
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HTTP_VALUE *v;
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// Validate arguments
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if (name == NULL || data == NULL)
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{
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return NULL;
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}
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v = ZeroMalloc(sizeof(HTTP_VALUE));
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v->Name = CopyStr(name);
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v->Data = CopyStr(data);
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Trim(v->Name);
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Trim(v->Data);
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return v;
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}
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// Release the HTTP value
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void FreeHttpValue(HTTP_VALUE *value)
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{
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// Validate arguments
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if (value == NULL)
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{
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return;
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}
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Free(value->Data);
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Free(value->Name);
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Free(value);
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}
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// Comparison function of the HTTP value
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int CompareHttpValue(void *p1, void *p2)
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{
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HTTP_VALUE *v1, *v2;
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if (p1 == NULL || p2 == NULL)
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{
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return 0;
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}
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v1 = *(HTTP_VALUE **)p1;
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v2 = *(HTTP_VALUE **)p2;
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if (v1 == NULL || v2 == NULL)
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{
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return 0;
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}
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return StrCmpi(v1->Name, v2->Name);
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}
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// Look for an HTTP value in an HTTP header
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HTTP_VALUE *GetHttpValue(HTTP_HEADER *header, char *name)
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{
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HTTP_VALUE *v, t;
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// Validate arguments
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if (header == NULL || name == NULL)
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{
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return NULL;
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}
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t.Name = name;
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v = Search(header->ValueList, &t);
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if (v == NULL)
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{
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return NULL;
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}
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return v;
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}
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// Add an HTTP value to the HTTP header
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void AddHttpValue(HTTP_HEADER *header, HTTP_VALUE *value)
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{
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// Validate arguments
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if (header == NULL || value == NULL)
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{
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return;
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}
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if (LIST_NUM(header->ValueList) < HTTP_HEADER_MAX_LINES)
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{
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Insert(header->ValueList, value);
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}
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else
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{
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FreeHttpValue(value);
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}
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}
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// Adds the HTTP value contained in the string to the HTTP header
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bool AddHttpValueStr(HTTP_HEADER* header, char *string)
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{
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HTTP_VALUE *value = NULL;
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UINT pos = 0;
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char *value_name = NULL;
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char *value_data = NULL;
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// Validate arguments
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if (header == NULL || IsEmptyStr(string))
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{
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return false;
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}
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// Sanitize string
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EnSafeHttpHeaderValueStr(string, ' ');
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// Get the position of the colon
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pos = SearchStr(string, ":", 0);
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if (pos == INFINITE)
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{
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// The colon does not exist
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return false;
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}
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if ((pos + 1) >= StrLen(string))
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{
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// There is no data
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return false;
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}
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// Divide into the name and the data
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value_name = Malloc(pos + 1);
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Copy(value_name, string, pos);
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value_name[pos] = 0;
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value_data = &string[pos + 1];
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value = NewHttpValue(value_name, value_data);
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if (value == NULL)
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{
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Free(value_name);
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return false;
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}
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Free(value_name);
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AddHttpValue(header, value);
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return true;
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}
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// Get the Content-Length value from the HTTP header
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UINT GetContentLength(HTTP_HEADER *header)
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{
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UINT ret;
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HTTP_VALUE *v;
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// Validate arguments
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if (header == NULL)
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{
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return 0;
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}
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v = GetHttpValue(header, "Content-Length");
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if (v == NULL)
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{
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return 0;
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}
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ret = ToInt(v->Data);
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return ret;
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}
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// Send HTTP data
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bool PostHttp(SOCK *s, HTTP_HEADER *header, void *post_data, UINT post_size)
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{
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char *header_str;
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BUF *b;
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bool ret;
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// Validate arguments
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if (s == NULL || header == NULL || (post_size != 0 && post_data == NULL))
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{
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return false;
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}
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// Check whether the Content-Length exists?
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if (GetHttpValue(header, "Content-Length") == NULL)
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{
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char tmp[MAX_SIZE];
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// Add because it does not exist
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ToStr(tmp, post_size);
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AddHttpValue(header, NewHttpValue("Content-Length", tmp));
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}
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// Convert the header to string
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header_str = HttpHeaderToStr(header);
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if (header_str == NULL)
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{
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return false;
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}
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b = NewBuf();
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WriteBuf(b, header_str, StrLen(header_str));
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Free(header_str);
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// Append the data
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WriteBuf(b, post_data, post_size);
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// Send
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ret = SendAll(s, b->Buf, b->Size, s->SecureMode);
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FreeBuf(b);
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return ret;
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}
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// Convert an HTTP header to a string
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char *HttpHeaderToStr(HTTP_HEADER *header)
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{
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BUF *b;
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char *tmp;
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UINT i;
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char *s;
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// Validate arguments
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if (header == NULL)
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{
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return NULL;
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}
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tmp = Malloc(HTTP_HEADER_LINE_MAX_SIZE);
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b = NewBuf();
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// Header
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Format(tmp, HTTP_HEADER_LINE_MAX_SIZE,
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"%s %s %s\r\n", header->Method, header->Target, header->Version);
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WriteBuf(b, tmp, StrLen(tmp));
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// Value
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for (i = 0;i < LIST_NUM(header->ValueList);i++)
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{
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HTTP_VALUE *v = (HTTP_VALUE *)LIST_DATA(header->ValueList, i);
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Format(tmp, HTTP_HEADER_LINE_MAX_SIZE,
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"%s: %s\r\n", v->Name, v->Data);
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WriteBuf(b, tmp, StrLen(tmp));
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}
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// Trailing newline
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WriteBuf(b, "\r\n", 2);
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s = Malloc(b->Size + 1);
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Copy(s, b->Buf, b->Size);
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s[b->Size] = 0;
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FreeBuf(b);
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Free(tmp);
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return s;
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}
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// Send the HTTP header
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bool SendHttpHeader(SOCK *s, HTTP_HEADER *header)
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{
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char *str;
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bool ret;
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// Validate arguments
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if (s == NULL || header == NULL)
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{
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return false;
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}
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// Convert to string
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str = HttpHeaderToStr(header);
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// Transmission
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ret = SendAll(s, str, StrLen(str), s->SecureMode);
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Free(str);
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return ret;
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}
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// Receive an HTTP header
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HTTP_HEADER *RecvHttpHeader(SOCK *s)
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{
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TOKEN_LIST *token = NULL;
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char *str = NULL;
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HTTP_HEADER *header = NULL;
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// Validate arguments
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if (s == NULL)
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{
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return NULL;
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}
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// Get the first line
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str = RecvLine(s, HTTP_HEADER_LINE_MAX_SIZE);
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if (str == NULL)
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{
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return NULL;
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}
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// Split into tokens
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token = ParseToken(str, " ");
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FreeSafe(PTR_TO_PTR(str));
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if (token->NumTokens < 3)
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{
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FreeToken(token);
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return NULL;
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}
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// Creating a header object
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header = NewHttpHeader(token->Token[0], token->Token[1], token->Token[2]);
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FreeToken(token);
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if (StrCmpi(header->Version, "HTTP/0.9") == 0)
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{
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// The header ends with this line
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return header;
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}
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// Get the subsequent lines
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while (true)
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{
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str = RecvLine(s, HTTP_HEADER_LINE_MAX_SIZE);
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Trim(str);
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if (IsEmptyStr(str))
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{
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// End of header
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FreeSafe(PTR_TO_PTR(str));
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break;
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}
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if (AddHttpValueStr(header, str) == false)
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{
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FreeSafe(PTR_TO_PTR(str));
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FreeHttpHeader(header);
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header = NULL;
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break;
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}
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FreeSafe(PTR_TO_PTR(str));
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}
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return header;
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}
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// Send a PACK to the server
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bool HttpClientSend(SOCK *s, PACK *p)
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{
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BUF *b;
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bool ret;
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HTTP_HEADER *h;
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char date_str[MAX_SIZE];
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char ip_str[MAX_SIZE];
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// Validate arguments
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if (s == NULL || p == NULL)
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{
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return false;
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}
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IPToStr(ip_str, sizeof(ip_str), &s->RemoteIP);
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CreateDummyValue(p);
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b = PackToBuf(p);
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if (b == NULL)
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{
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return false;
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}
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h = NewHttpHeader("POST", HTTP_VPN_TARGET, "HTTP/1.1");
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GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
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AddHttpValue(h, NewHttpValue("Date", date_str));
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AddHttpValue(h, NewHttpValue("Host", ip_str));
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AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
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AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
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AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE2));
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ret = PostHttp(s, h, b->Buf, b->Size);
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FreeHttpHeader(h);
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FreeBuf(b);
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return ret;
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}
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// Receive a PACK from the server
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PACK *HttpClientRecv(SOCK *s)
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{
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BUF *b;
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PACK *p;
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HTTP_HEADER *h;
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UINT size;
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UCHAR *tmp;
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HTTP_VALUE *v;
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// Validate arguments
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if (s == NULL)
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{
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return NULL;
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}
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h = RecvHttpHeader(s);
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if (h == NULL)
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{
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return NULL;
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}
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if (StrCmpi(h->Method, "HTTP/1.1") != 0 ||
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StrCmpi(h->Target, "200") != 0)
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{
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FreeHttpHeader(h);
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return NULL;
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}
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v = GetHttpValue(h, "Content-Type");
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if (v == NULL || StrCmpi(v->Data, HTTP_CONTENT_TYPE2) != 0)
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{
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FreeHttpHeader(h);
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return NULL;
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}
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size = GetContentLength(h);
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if (size == 0 || size > MAX_PACK_SIZE)
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{
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FreeHttpHeader(h);
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return NULL;
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}
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tmp = MallocEx(size, true);
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if (RecvAll(s, tmp, size, s->SecureMode) == false)
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{
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Free(tmp);
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FreeHttpHeader(h);
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return NULL;
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}
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b = NewBuf();
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WriteBuf(b, tmp, size);
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Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
|
||||
SeekBuf(b, 0, 0);
|
||||
p = BufToPack(b);
|
||||
FreeBuf(b);
|
||||
|
||||
return p;
|
||||
}
|
||||
|
||||
// Send a PACK to the client
|
||||
bool HttpServerSend(SOCK *s, PACK *p)
|
||||
{
|
||||
BUF *b;
|
||||
bool ret;
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
// Validate arguments
|
||||
if (s == NULL || p == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
CreateDummyValue(p);
|
||||
|
||||
b = PackToBuf(p);
|
||||
if (b == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "200", "OK");
|
||||
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE2));
|
||||
|
||||
ret = PostHttp(s, h, b->Buf, b->Size);
|
||||
|
||||
FreeHttpHeader(h);
|
||||
FreeBuf(b);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Receive a PACK from the client
|
||||
PACK *HttpServerRecv(SOCK *s)
|
||||
{
|
||||
return HttpServerRecvEx(s, 0);
|
||||
}
|
||||
PACK *HttpServerRecvEx(SOCK *s, UINT max_data_size)
|
||||
{
|
||||
BUF *b;
|
||||
PACK *p;
|
||||
HTTP_HEADER *h;
|
||||
UINT size;
|
||||
UCHAR *tmp;
|
||||
HTTP_VALUE *v;
|
||||
UINT num_noop = 0;
|
||||
if (max_data_size == 0) max_data_size = HTTP_PACK_MAX_SIZE;
|
||||
// Validate arguments
|
||||
if (s == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
START:
|
||||
h = RecvHttpHeader(s);
|
||||
if (h == NULL)
|
||||
{
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
if (StrCmpi(h->Method, "POST") != 0 ||
|
||||
StrCmpi(h->Target, HTTP_VPN_TARGET) != 0 ||
|
||||
StrCmpi(h->Version, "HTTP/1.1") != 0)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
v = GetHttpValue(h, "Content-Type");
|
||||
if (v == NULL || StrCmpi(v->Data, HTTP_CONTENT_TYPE2) != 0)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
size = GetContentLength(h);
|
||||
if (size == 0 || (size > max_data_size))
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
tmp = MallocEx(size, true);
|
||||
if (RecvAll(s, tmp, size, s->SecureMode) == false)
|
||||
{
|
||||
Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
b = NewBuf();
|
||||
WriteBuf(b, tmp, size);
|
||||
Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
|
||||
SeekBuf(b, 0, 0);
|
||||
p = BufToPack(b);
|
||||
FreeBuf(b);
|
||||
|
||||
// Determine whether it's a NOOP
|
||||
if (PackGetInt(p, "noop") != 0)
|
||||
{
|
||||
Debug("recv: noop\n");
|
||||
FreePack(p);
|
||||
|
||||
p = PackError(0);
|
||||
PackAddInt(p, "noop", 1);
|
||||
if (HttpServerSend(s, p) == false)
|
||||
{
|
||||
FreePack(p);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
FreePack(p);
|
||||
|
||||
num_noop++;
|
||||
|
||||
if (num_noop > MAX_NOOP_PER_SESSION)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
goto START;
|
||||
}
|
||||
|
||||
return p;
|
||||
|
||||
BAD_REQUEST:
|
||||
// Return an error
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// Send "403 Forbidden" error
|
||||
bool HttpSendForbidden(SOCK *s, char *target, char *server_id)
|
||||
{
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char *str;
|
||||
UINT str_size;
|
||||
char port_str[MAX_SIZE];
|
||||
bool ret;
|
||||
char host[MAX_SIZE];
|
||||
UINT port;
|
||||
// Validate arguments
|
||||
if (s == NULL || target == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Get the host name
|
||||
//GetMachineName(host, MAX_SIZE);
|
||||
Zero(host, sizeof(host));
|
||||
IPToStr(host, sizeof(host), &s->LocalIP);
|
||||
// Get the port number
|
||||
port = s->LocalPort;
|
||||
|
||||
// Creating a header
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "403", "Forbidden");
|
||||
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE));
|
||||
|
||||
// Creating a Data
|
||||
str_size = sizeof(http_403_str) * 2 + StrLen(target) + StrLen(host);
|
||||
str = Malloc(str_size);
|
||||
StrCpy(str, str_size, http_403_str);
|
||||
|
||||
// TARGET
|
||||
ReplaceUnsafeCharInHttpTarget(target);
|
||||
ReplaceStri(str, str_size, str, "$TARGET$", target);
|
||||
|
||||
// HOST
|
||||
ReplaceStri(str, str_size, str, "$HOST$", host);
|
||||
|
||||
// PORT
|
||||
ToStr(port_str, port);
|
||||
ReplaceStri(str, str_size, str, "$PORT$", port_str);
|
||||
|
||||
// Transmission
|
||||
ret = PostHttp(s, h, str, StrLen(str));
|
||||
|
||||
FreeHttpHeader(h);
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Send "404 Not Found" error
|
||||
bool HttpSendNotFound(SOCK *s, char *target)
|
||||
{
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char *str;
|
||||
UINT str_size;
|
||||
char port_str[MAX_SIZE];
|
||||
bool ret;
|
||||
char host[MAX_SIZE];
|
||||
UINT port;
|
||||
// Validate arguments
|
||||
if (s == NULL || target == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Get the host name
|
||||
//GetMachineName(host, MAX_SIZE);
|
||||
Zero(host, sizeof(host));
|
||||
IPToStr(host, sizeof(host), &s->LocalIP);
|
||||
// Get the port number
|
||||
port = s->LocalPort;
|
||||
|
||||
// Creating a header
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "404", "Not Found");
|
||||
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE));
|
||||
|
||||
// Creating a Data
|
||||
str_size = sizeof(http_404_str) * 2 + StrLen(target) + StrLen(host);
|
||||
str = Malloc(str_size);
|
||||
StrCpy(str, str_size, http_404_str);
|
||||
|
||||
// TARGET
|
||||
ReplaceUnsafeCharInHttpTarget(target);
|
||||
ReplaceStri(str, str_size, str, "$TARGET$", target);
|
||||
|
||||
// HOST
|
||||
ReplaceStri(str, str_size, str, "$HOST$", host);
|
||||
|
||||
// PORT
|
||||
ToStr(port_str, port);
|
||||
ReplaceStri(str, str_size, str, "$PORT$", port_str);
|
||||
|
||||
// Transmission
|
||||
ret = PostHttp(s, h, str, StrLen(str));
|
||||
|
||||
FreeHttpHeader(h);
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Send "501 Not Implemented" error
|
||||
bool HttpSendNotImplemented(SOCK *s, char *method, char *target, char *version)
|
||||
{
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char *str;
|
||||
UINT str_size;
|
||||
char port_str[MAX_SIZE];
|
||||
bool ret;
|
||||
char host[MAX_SIZE];
|
||||
UINT port;
|
||||
// Validate arguments
|
||||
if (s == NULL || target == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Get the host name
|
||||
//GetMachineName(host, MAX_SIZE);
|
||||
Zero(host, sizeof(host));
|
||||
IPToStr(host, sizeof(host), &s->LocalIP);
|
||||
// Get the port number
|
||||
port = s->LocalPort;
|
||||
|
||||
// Creating a header
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "501", "Method Not Implemented");
|
||||
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE));
|
||||
|
||||
// Creating a Data
|
||||
str_size = sizeof(http_501_str) * 2 + StrLen(target) + StrLen(host) + StrLen(method) + StrLen(version);
|
||||
str = Malloc(str_size);
|
||||
StrCpy(str, str_size, http_501_str);
|
||||
|
||||
// TARGET
|
||||
ReplaceUnsafeCharInHttpTarget(target);
|
||||
ReplaceStri(str, str_size, str, "$TARGET$", target);
|
||||
|
||||
// HOST
|
||||
ReplaceStri(str, str_size, str, "$HOST$", host);
|
||||
|
||||
// PORT
|
||||
ToStr(port_str, port);
|
||||
ReplaceStri(str, str_size, str, "$PORT$", port_str);
|
||||
|
||||
// METHOD
|
||||
ReplaceStri(str, str_size, str, "$METHOD$", method);
|
||||
|
||||
// VERSION
|
||||
ReplaceStri(str, str_size, str, "$VERSION$", version);
|
||||
|
||||
// Transmission
|
||||
ret = PostHttp(s, h, str, StrLen(str));
|
||||
|
||||
FreeHttpHeader(h);
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
@ -1,6 +1,47 @@
|
||||
#ifndef HTTP_H
|
||||
#define HTTP_H
|
||||
|
||||
#define DEFAULT_USER_AGENT "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0"
|
||||
#define DEFAULT_ACCEPT "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/msword, application/vnd.ms-powerpoint, application/vnd.ms-excel, */*"
|
||||
#define DEFAULT_ENCODING "gzip, deflate"
|
||||
#define HTTP_CONTENT_TYPE "text/html; charset=iso-8859-1"
|
||||
#define HTTP_CONTENT_TYPE2 "application/octet-stream"
|
||||
#define HTTP_CONTENT_TYPE3 "image/jpeg"
|
||||
#define HTTP_CONTENT_TYPE4 "text/html"
|
||||
#define HTTP_CONTENT_TYPE5 "message/rfc822"
|
||||
#define HTTP_KEEP_ALIVE "timeout=15; max=19"
|
||||
#define HTTP_VPN_TARGET "/vpnsvc/vpn.cgi"
|
||||
#define HTTP_VPN_TARGET2 "/vpnsvc/connect.cgi"
|
||||
#define HTTP_VPN_TARGET_POSTDATA "VPNCONNECT"
|
||||
#define HTTP_SAITAMA "/saitama.jpg"
|
||||
#define HTTP_PICTURES "/picture"
|
||||
// Maximum size of the custom HTTP header
|
||||
#define HTTP_CUSTOM_HEADER_MAX_SIZE 1024
|
||||
// Maximum size of a single line in the HTTP header
|
||||
#define HTTP_HEADER_LINE_MAX_SIZE 4096
|
||||
// Maximum number of lines in the HTTP header
|
||||
#define HTTP_HEADER_MAX_LINES 128
|
||||
// Maximum size of the random number to be included in the PACK
|
||||
#define HTTP_PACK_RAND_SIZE_MAX 1000
|
||||
// Maximum PACK size in the HTTP
|
||||
#define HTTP_PACK_MAX_SIZE 65536
|
||||
|
||||
// HTTP value
|
||||
struct HTTP_VALUE
|
||||
{
|
||||
char *Name; // Name
|
||||
char *Data; // Data
|
||||
};
|
||||
|
||||
// HTTP header
|
||||
struct HTTP_HEADER
|
||||
{
|
||||
char *Method; // Method
|
||||
char *Target; // Target
|
||||
char *Version; // Version
|
||||
LIST *ValueList; // Value list
|
||||
};
|
||||
|
||||
// MIME type
|
||||
struct HTTP_MIME_TYPE
|
||||
{
|
||||
@ -9,5 +50,29 @@ struct HTTP_MIME_TYPE
|
||||
};
|
||||
|
||||
char *GetMimeTypeFromFileName(char *filename);
|
||||
void GetHttpDateStr(char *str, UINT size, UINT64 t);
|
||||
void ReplaceUnsafeCharInHttpTarget(char *target);
|
||||
HTTP_HEADER *NewHttpHeader(char *method, char *target, char *version);
|
||||
HTTP_HEADER *NewHttpHeaderEx(char *method, char *target, char *version, bool no_sort);
|
||||
void FreeHttpHeader(HTTP_HEADER *header);
|
||||
HTTP_VALUE *NewHttpValue(char *name, char *data);
|
||||
void FreeHttpValue(HTTP_VALUE *value);
|
||||
int CompareHttpValue(void *p1, void *p2);
|
||||
HTTP_VALUE *GetHttpValue(HTTP_HEADER *header, char *name);
|
||||
void AddHttpValue(HTTP_HEADER *header, HTTP_VALUE *value);
|
||||
bool AddHttpValueStr(HTTP_HEADER* header, char *string);
|
||||
UINT GetContentLength(HTTP_HEADER *header);
|
||||
bool PostHttp(SOCK *s, HTTP_HEADER *header, void *post_data, UINT post_size);
|
||||
char *HttpHeaderToStr(HTTP_HEADER *header);
|
||||
bool SendHttpHeader(SOCK *s, HTTP_HEADER *header);
|
||||
HTTP_HEADER *RecvHttpHeader(SOCK *s);
|
||||
bool HttpClientSend(SOCK *s, PACK *p);
|
||||
PACK *HttpClientRecv(SOCK *s);
|
||||
bool HttpServerSend(SOCK *s, PACK *p);
|
||||
PACK *HttpServerRecv(SOCK *s);
|
||||
PACK *HttpServerRecvEx(SOCK *s, UINT max_data_size);
|
||||
bool HttpSendForbidden(SOCK *s, char *target, char *server_id);
|
||||
bool HttpSendNotFound(SOCK *s, char *target);
|
||||
bool HttpSendNotImplemented(SOCK *s, char *method, char *target, char *version);
|
||||
|
||||
#endif
|
||||
|
||||
@ -76,13 +76,7 @@ struct ROUTE_CHANGE_DATA
|
||||
#endif // IPV6_V6ONLY
|
||||
#endif // UNIX_SOLARIS
|
||||
|
||||
|
||||
|
||||
// HTTP constant
|
||||
static char http_404_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>404 Not Found</TITLE>\r\n</HEAD><BODY>\r\n<H1>Not Found</H1>\r\nThe requested URL $TARGET$ was not found on this server.<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
|
||||
static char http_403_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>403 Forbidden</TITLE>\r\n</HEAD><BODY>\r\n<H1>Forbidden</H1>\r\nYou don't have permission to access $TARGET$\r\non this server.<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
|
||||
static char http_500_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>500 Server Error</TITLE>\r\n</HEAD><BODY>\r\n<H1>Server Error</H1>\r\nServer Error<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
|
||||
static char http_501_str[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>501 Method Not Implemented</TITLE>\r\n</HEAD><BODY>\r\n<H1>Method Not Implemented</H1>\r\n$METHOD$ to $TARGET$ not supported.<P>\r\nInvalid method in request $METHOD$ $TARGET$ $VERSION$<P>\r\n<HR>\r\n<ADDRESS>HTTP Server at $HOST$ Port $PORT$</ADDRESS>\r\n</BODY></HTML>\r\n";
|
||||
static char http_detect_server_startwith[] = "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\r\n<HTML><HEAD>\r\n<TITLE>403 Forbidden</TITLE>\r\n</HEAD><BODY>\r\n<H1>Forbidden</H1>\r\nYou don't have permission to access ";
|
||||
static char http_detect_server_tag_future[] = "9C37197CA7C2428388C2E6E59B829B30";
|
||||
|
||||
@ -19945,109 +19939,6 @@ void FlushTubeFlushList(TUBE_FLUSH_LIST *f)
|
||||
DeleteAll(f->List);
|
||||
}
|
||||
|
||||
// The server receives a PACK from the client
|
||||
PACK *HttpServerRecv(SOCK *s)
|
||||
{
|
||||
return HttpServerRecvEx(s, 0);
|
||||
}
|
||||
PACK *HttpServerRecvEx(SOCK *s, UINT max_data_size)
|
||||
{
|
||||
BUF *b;
|
||||
PACK *p;
|
||||
HTTP_HEADER *h;
|
||||
UINT size;
|
||||
UCHAR *tmp;
|
||||
HTTP_VALUE *v;
|
||||
UINT num_noop = 0;
|
||||
if (max_data_size == 0) max_data_size = HTTP_PACK_MAX_SIZE;
|
||||
// Validate arguments
|
||||
if (s == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
START:
|
||||
|
||||
h = RecvHttpHeader(s);
|
||||
if (h == NULL)
|
||||
{
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
if (StrCmpi(h->Method, "POST") != 0 ||
|
||||
StrCmpi(h->Target, HTTP_VPN_TARGET) != 0 ||
|
||||
StrCmpi(h->Version, "HTTP/1.1") != 0)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
v = GetHttpValue(h, "Content-Type");
|
||||
if (v == NULL || StrCmpi(v->Data, HTTP_CONTENT_TYPE2) != 0)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
size = GetContentLength(h);
|
||||
if (size == 0 || (size > max_data_size))
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
goto BAD_REQUEST;
|
||||
}
|
||||
|
||||
tmp = MallocEx(size, true);
|
||||
if (RecvAll(s, tmp, size, s->SecureMode) == false)
|
||||
{
|
||||
Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
b = NewBuf();
|
||||
WriteBuf(b, tmp, size);
|
||||
Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
|
||||
SeekBuf(b, 0, 0);
|
||||
p = BufToPack(b);
|
||||
FreeBuf(b);
|
||||
|
||||
// Determine whether it's a NOOP
|
||||
if (PackGetInt(p, "noop") != 0)
|
||||
{
|
||||
Debug("recv: noop\n");
|
||||
FreePack(p);
|
||||
|
||||
p = PackError(0);
|
||||
PackAddInt(p, "noop", 1);
|
||||
if (HttpServerSend(s, p) == false)
|
||||
{
|
||||
FreePack(p);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
FreePack(p);
|
||||
|
||||
num_noop++;
|
||||
|
||||
if (num_noop > MAX_NOOP_PER_SESSION)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
goto START;
|
||||
}
|
||||
|
||||
return p;
|
||||
|
||||
BAD_REQUEST:
|
||||
// Return an error
|
||||
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// Store the error value into PACK
|
||||
PACK *PackError(UINT error)
|
||||
{
|
||||
@ -20071,68 +19962,6 @@ UINT GetErrorFromPack(PACK *p)
|
||||
return PackGetInt(p, "error");
|
||||
}
|
||||
|
||||
// Client receives a PACK from the server
|
||||
PACK *HttpClientRecv(SOCK *s)
|
||||
{
|
||||
BUF *b;
|
||||
PACK *p;
|
||||
HTTP_HEADER *h;
|
||||
UINT size;
|
||||
UCHAR *tmp;
|
||||
HTTP_VALUE *v;
|
||||
// Validate arguments
|
||||
if (s == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
h = RecvHttpHeader(s);
|
||||
if (h == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (StrCmpi(h->Method, "HTTP/1.1") != 0 ||
|
||||
StrCmpi(h->Target, "200") != 0)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
v = GetHttpValue(h, "Content-Type");
|
||||
if (v == NULL || StrCmpi(v->Data, HTTP_CONTENT_TYPE2) != 0)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
size = GetContentLength(h);
|
||||
if (size == 0 || size > MAX_PACK_SIZE)
|
||||
{
|
||||
FreeHttpHeader(h);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
tmp = MallocEx(size, true);
|
||||
if (RecvAll(s, tmp, size, s->SecureMode) == false)
|
||||
{
|
||||
Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
b = NewBuf();
|
||||
WriteBuf(b, tmp, size);
|
||||
Free(tmp);
|
||||
FreeHttpHeader(h);
|
||||
|
||||
SeekBuf(b, 0, 0);
|
||||
p = BufToPack(b);
|
||||
FreeBuf(b);
|
||||
|
||||
return p;
|
||||
}
|
||||
|
||||
// Create an entry to PACK for the dummy
|
||||
void CreateDummyValue(PACK *p)
|
||||
{
|
||||
@ -20153,497 +19982,6 @@ void CreateDummyValue(PACK *p)
|
||||
Free(buf);
|
||||
}
|
||||
|
||||
// Client sends a PACK to the server
|
||||
bool HttpClientSend(SOCK *s, PACK *p)
|
||||
{
|
||||
BUF *b;
|
||||
bool ret;
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char ip_str[MAX_SIZE];
|
||||
|
||||
// Validate arguments
|
||||
if (s == NULL || p == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
IPToStr(ip_str, sizeof(ip_str), &s->RemoteIP);
|
||||
|
||||
CreateDummyValue(p);
|
||||
|
||||
b = PackToBuf(p);
|
||||
if (b == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
h = NewHttpHeader("POST", HTTP_VPN_TARGET, "HTTP/1.1");
|
||||
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Host", ip_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE2));
|
||||
|
||||
ret = PostHttp(s, h, b->Buf, b->Size);
|
||||
|
||||
FreeHttpHeader(h);
|
||||
FreeBuf(b);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Server sends a PACK to the client
|
||||
bool HttpServerSend(SOCK *s, PACK *p)
|
||||
{
|
||||
BUF *b;
|
||||
bool ret;
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
// Validate arguments
|
||||
if (s == NULL || p == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
CreateDummyValue(p);
|
||||
|
||||
b = PackToBuf(p);
|
||||
if (b == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "200", "OK");
|
||||
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE2));
|
||||
|
||||
ret = PostHttp(s, h, b->Buf, b->Size);
|
||||
|
||||
FreeHttpHeader(h);
|
||||
FreeBuf(b);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Replace unsafe characters in target
|
||||
void ReplaceUnsafeCharInTarget(char *target){
|
||||
UINT i;
|
||||
for(i = 0; target[i] ; i++) {
|
||||
if(target[i] == '<')
|
||||
target[i] = '(';
|
||||
else if(target[i] == '>')
|
||||
target[i] = ')';
|
||||
}
|
||||
}
|
||||
|
||||
// Sending the 501 Not Implemented error
|
||||
bool HttpSendNotImplemented(SOCK *s, char *method, char *target, char *version)
|
||||
{
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char *str;
|
||||
UINT str_size;
|
||||
char port_str[MAX_SIZE];
|
||||
bool ret;
|
||||
char host[MAX_SIZE];
|
||||
UINT port;
|
||||
// Validate arguments
|
||||
if (s == NULL || target == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Get the host name
|
||||
//GetMachineName(host, MAX_SIZE);
|
||||
Zero(host, sizeof(host));
|
||||
IPToStr(host, sizeof(host), &s->LocalIP);
|
||||
// Get the port number
|
||||
port = s->LocalPort;
|
||||
|
||||
// Creating a header
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "501", "Method Not Implemented");
|
||||
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE));
|
||||
|
||||
// Creating a Data
|
||||
str_size = sizeof(http_501_str) * 2 + StrLen(target) + StrLen(host) + StrLen(method) + StrLen(version);
|
||||
str = Malloc(str_size);
|
||||
StrCpy(str, str_size, http_501_str);
|
||||
|
||||
// TARGET
|
||||
ReplaceUnsafeCharInTarget(target);
|
||||
ReplaceStri(str, str_size, str, "$TARGET$", target);
|
||||
|
||||
// HOST
|
||||
ReplaceStri(str, str_size, str, "$HOST$", host);
|
||||
|
||||
// PORT
|
||||
ToStr(port_str, port);
|
||||
ReplaceStri(str, str_size, str, "$PORT$", port_str);
|
||||
|
||||
// METHOD
|
||||
ReplaceStri(str, str_size, str, "$METHOD$", method);
|
||||
|
||||
// VERSION
|
||||
ReplaceStri(str, str_size, str, "$VERSION$", version);
|
||||
|
||||
// Transmission
|
||||
ret = PostHttp(s, h, str, StrLen(str));
|
||||
|
||||
FreeHttpHeader(h);
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Sending a 404 Not Found error
|
||||
bool HttpSendNotFound(SOCK *s, char *target)
|
||||
{
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char *str;
|
||||
UINT str_size;
|
||||
char port_str[MAX_SIZE];
|
||||
bool ret;
|
||||
char host[MAX_SIZE];
|
||||
UINT port;
|
||||
// Validate arguments
|
||||
if (s == NULL || target == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Get the host name
|
||||
//GetMachineName(host, MAX_SIZE);
|
||||
Zero(host, sizeof(host));
|
||||
IPToStr(host, sizeof(host), &s->LocalIP);
|
||||
// Get the port number
|
||||
port = s->LocalPort;
|
||||
|
||||
// Creating a header
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "404", "Not Found");
|
||||
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE));
|
||||
|
||||
// Creating a Data
|
||||
str_size = sizeof(http_404_str) * 2 + StrLen(target) + StrLen(host);
|
||||
str = Malloc(str_size);
|
||||
StrCpy(str, str_size, http_404_str);
|
||||
|
||||
// TARGET
|
||||
ReplaceUnsafeCharInTarget(target);
|
||||
ReplaceStri(str, str_size, str, "$TARGET$", target);
|
||||
|
||||
// HOST
|
||||
ReplaceStri(str, str_size, str, "$HOST$", host);
|
||||
|
||||
// PORT
|
||||
ToStr(port_str, port);
|
||||
ReplaceStri(str, str_size, str, "$PORT$", port_str);
|
||||
|
||||
// Transmission
|
||||
ret = PostHttp(s, h, str, StrLen(str));
|
||||
|
||||
FreeHttpHeader(h);
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Sending a 403 Forbidden error
|
||||
bool HttpSendForbidden(SOCK *s, char *target, char *server_id)
|
||||
{
|
||||
HTTP_HEADER *h;
|
||||
char date_str[MAX_SIZE];
|
||||
char *str;
|
||||
UINT str_size;
|
||||
char port_str[MAX_SIZE];
|
||||
bool ret;
|
||||
char host[MAX_SIZE];
|
||||
UINT port;
|
||||
// Validate arguments
|
||||
if (s == NULL || target == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Get the host name
|
||||
//GetMachineName(host, MAX_SIZE);
|
||||
Zero(host, sizeof(host));
|
||||
IPToStr(host, sizeof(host), &s->LocalIP);
|
||||
// Get the port number
|
||||
port = s->LocalPort;
|
||||
|
||||
// Creating a header
|
||||
GetHttpDateStr(date_str, sizeof(date_str), SystemTime64());
|
||||
|
||||
h = NewHttpHeader("HTTP/1.1", "403", "Forbidden");
|
||||
|
||||
AddHttpValue(h, NewHttpValue("Date", date_str));
|
||||
AddHttpValue(h, NewHttpValue("Keep-Alive", HTTP_KEEP_ALIVE));
|
||||
AddHttpValue(h, NewHttpValue("Connection", "Keep-Alive"));
|
||||
AddHttpValue(h, NewHttpValue("Content-Type", HTTP_CONTENT_TYPE));
|
||||
|
||||
// Creating a Data
|
||||
str_size = sizeof(http_403_str) * 2 + StrLen(target) + StrLen(host);
|
||||
str = Malloc(str_size);
|
||||
StrCpy(str, str_size, http_403_str);
|
||||
|
||||
// TARGET
|
||||
ReplaceUnsafeCharInTarget(target);
|
||||
ReplaceStri(str, str_size, str, "$TARGET$", target);
|
||||
|
||||
// HOST
|
||||
ReplaceStri(str, str_size, str, "$HOST$", host);
|
||||
|
||||
// PORT
|
||||
ToStr(port_str, port);
|
||||
ReplaceStri(str, str_size, str, "$PORT$", port_str);
|
||||
|
||||
// Transmission
|
||||
ret = PostHttp(s, h, str, StrLen(str));
|
||||
|
||||
FreeHttpHeader(h);
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Get the date and time string for the HTTP header
|
||||
void GetHttpDateStr(char *str, UINT size, UINT64 t)
|
||||
{
|
||||
SYSTEMTIME s;
|
||||
static char *wday[] =
|
||||
{
|
||||
"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
|
||||
};
|
||||
static char *month[] =
|
||||
{
|
||||
"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct",
|
||||
"Nov", "Dec",
|
||||
};
|
||||
// Validate arguments
|
||||
if (str == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
UINT64ToSystem(&s, t);
|
||||
|
||||
Format(str, size, "%s, %02u %s %04u %02u:%02u:%02u GMT",
|
||||
wday[s.wDayOfWeek], s.wDay, month[s.wMonth - 1], s.wYear,
|
||||
s.wHour, s.wMinute, s.wSecond);
|
||||
}
|
||||
|
||||
// Get the Content-Length from the HTTP header
|
||||
UINT GetContentLength(HTTP_HEADER *header)
|
||||
{
|
||||
UINT ret;
|
||||
HTTP_VALUE *v;
|
||||
// Validate arguments
|
||||
if (header == NULL)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
v = GetHttpValue(header, "Content-Length");
|
||||
if (v == NULL)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
ret = ToInt(v->Data);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Send the data in the HTTP
|
||||
bool PostHttp(SOCK *s, HTTP_HEADER *header, void *post_data, UINT post_size)
|
||||
{
|
||||
char *header_str;
|
||||
BUF *b;
|
||||
bool ret;
|
||||
// Validate arguments
|
||||
if (s == NULL || header == NULL || (post_size != 0 && post_data == NULL))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Check whether the Content-Length exists?
|
||||
if (GetHttpValue(header, "Content-Length") == NULL)
|
||||
{
|
||||
char tmp[MAX_SIZE];
|
||||
// Add because it does not exist
|
||||
ToStr(tmp, post_size);
|
||||
AddHttpValue(header, NewHttpValue("Content-Length", tmp));
|
||||
}
|
||||
|
||||
// Convert the header to string
|
||||
header_str = HttpHeaderToStr(header);
|
||||
if (header_str == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
b = NewBuf();
|
||||
WriteBuf(b, header_str, StrLen(header_str));
|
||||
Free(header_str);
|
||||
|
||||
// Append the data
|
||||
WriteBuf(b, post_data, post_size);
|
||||
|
||||
// Send
|
||||
ret = SendAll(s, b->Buf, b->Size, s->SecureMode);
|
||||
|
||||
FreeBuf(b);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Convert a HTTP header to a string
|
||||
char *HttpHeaderToStr(HTTP_HEADER *header)
|
||||
{
|
||||
BUF *b;
|
||||
char *tmp;
|
||||
UINT i;
|
||||
char *s;
|
||||
// Validate arguments
|
||||
if (header == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
tmp = Malloc(HTTP_HEADER_LINE_MAX_SIZE);
|
||||
b = NewBuf();
|
||||
|
||||
// Header
|
||||
Format(tmp, HTTP_HEADER_LINE_MAX_SIZE,
|
||||
"%s %s %s\r\n", header->Method, header->Target, header->Version);
|
||||
WriteBuf(b, tmp, StrLen(tmp));
|
||||
|
||||
// Value
|
||||
for (i = 0;i < LIST_NUM(header->ValueList);i++)
|
||||
{
|
||||
HTTP_VALUE *v = (HTTP_VALUE *)LIST_DATA(header->ValueList, i);
|
||||
Format(tmp, HTTP_HEADER_LINE_MAX_SIZE,
|
||||
"%s: %s\r\n", v->Name, v->Data);
|
||||
WriteBuf(b, tmp, StrLen(tmp));
|
||||
}
|
||||
|
||||
// Trailing newline
|
||||
WriteBuf(b, "\r\n", 2);
|
||||
s = Malloc(b->Size + 1);
|
||||
Copy(s, b->Buf, b->Size);
|
||||
s[b->Size] = 0;
|
||||
|
||||
FreeBuf(b);
|
||||
Free(tmp);
|
||||
|
||||
return s;
|
||||
}
|
||||
|
||||
// Send the HTTP header
|
||||
bool SendHttpHeader(SOCK *s, HTTP_HEADER *header)
|
||||
{
|
||||
char *str;
|
||||
bool ret;
|
||||
// Validate arguments
|
||||
if (s == NULL || header == NULL)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Convert to string
|
||||
str = HttpHeaderToStr(header);
|
||||
|
||||
// Transmission
|
||||
ret = SendAll(s, str, StrLen(str), s->SecureMode);
|
||||
|
||||
Free(str);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
// Receive an HTTP header
|
||||
HTTP_HEADER *RecvHttpHeader(SOCK *s)
|
||||
{
|
||||
TOKEN_LIST *token = NULL;
|
||||
char *str = NULL;
|
||||
HTTP_HEADER *header = NULL;
|
||||
// Validate arguments
|
||||
if (s == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// Get the first line
|
||||
str = RecvLine(s, HTTP_HEADER_LINE_MAX_SIZE);
|
||||
if (str == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// Split into tokens
|
||||
token = ParseToken(str, " ");
|
||||
|
||||
FreeSafe(PTR_TO_PTR(str));
|
||||
|
||||
if (token->NumTokens < 3)
|
||||
{
|
||||
FreeToken(token);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
// Creating a header object
|
||||
header = NewHttpHeader(token->Token[0], token->Token[1], token->Token[2]);
|
||||
FreeToken(token);
|
||||
|
||||
if (StrCmpi(header->Version, "HTTP/0.9") == 0)
|
||||
{
|
||||
// The header ends with this line
|
||||
return header;
|
||||
}
|
||||
|
||||
// Get the subsequent lines
|
||||
while (true)
|
||||
{
|
||||
str = RecvLine(s, HTTP_HEADER_LINE_MAX_SIZE);
|
||||
Trim(str);
|
||||
if (IsEmptyStr(str))
|
||||
{
|
||||
// End of header
|
||||
FreeSafe(PTR_TO_PTR(str));
|
||||
break;
|
||||
}
|
||||
|
||||
if (AddHttpValueStr(header, str) == false)
|
||||
{
|
||||
FreeSafe(PTR_TO_PTR(str));
|
||||
FreeHttpHeaderSafe(&header);
|
||||
break;
|
||||
}
|
||||
|
||||
FreeSafe(PTR_TO_PTR(str));
|
||||
}
|
||||
|
||||
return header;
|
||||
}
|
||||
|
||||
// Receive a line
|
||||
char *RecvLine(SOCK *s, UINT max_size)
|
||||
{
|
||||
@ -20695,207 +20033,6 @@ char *RecvLine(SOCK *s, UINT max_size)
|
||||
}
|
||||
}
|
||||
|
||||
// Creating a new HTTP value
|
||||
HTTP_VALUE *NewHttpValue(char *name, char *data)
|
||||
{
|
||||
HTTP_VALUE *v;
|
||||
// Validate arguments
|
||||
if (name == NULL || data == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
v = ZeroMalloc(sizeof(HTTP_VALUE));
|
||||
|
||||
v->Name = CopyStr(name);
|
||||
v->Data = CopyStr(data);
|
||||
|
||||
Trim(v->Name);
|
||||
Trim(v->Data);
|
||||
|
||||
return v;
|
||||
}
|
||||
|
||||
// Look for the HTTP value from the HTTP header
|
||||
HTTP_VALUE *GetHttpValue(HTTP_HEADER *header, char *name)
|
||||
{
|
||||
HTTP_VALUE *v, t;
|
||||
// Validate arguments
|
||||
if (header == NULL || name == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
t.Name = name;
|
||||
v = Search(header->ValueList, &t);
|
||||
if (v == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
return v;
|
||||
}
|
||||
|
||||
// Add a HTTP value to the HTTP header
|
||||
void AddHttpValue(HTTP_HEADER *header, HTTP_VALUE *value)
|
||||
{
|
||||
// Validate arguments
|
||||
if (header == NULL || value == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
if (LIST_NUM(header->ValueList) < HTTP_HEADER_MAX_LINES)
|
||||
{
|
||||
Insert(header->ValueList, value);
|
||||
}
|
||||
else
|
||||
{
|
||||
FreeHttpValue(value);
|
||||
}
|
||||
}
|
||||
|
||||
// Adds the HTTP value contained in the string to the HTTP header
|
||||
bool AddHttpValueStr(HTTP_HEADER* header, char *string)
|
||||
{
|
||||
HTTP_VALUE *value = NULL;
|
||||
UINT pos = 0;
|
||||
char *value_name = NULL;
|
||||
char *value_data = NULL;
|
||||
|
||||
// Validate arguments
|
||||
if (header == NULL || IsEmptyStr(string))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
// Sanitize string
|
||||
EnSafeHttpHeaderValueStr(string, ' ');
|
||||
|
||||
// Get the position of the colon
|
||||
pos = SearchStr(string, ":", 0);
|
||||
if (pos == INFINITE)
|
||||
{
|
||||
// The colon does not exist
|
||||
return false;
|
||||
}
|
||||
|
||||
if ((pos + 1) >= StrLen(string))
|
||||
{
|
||||
// There is no data
|
||||
return false;
|
||||
}
|
||||
|
||||
// Divide into the name and the data
|
||||
value_name = Malloc(pos + 1);
|
||||
Copy(value_name, string, pos);
|
||||
value_name[pos] = 0;
|
||||
value_data = &string[pos + 1];
|
||||
|
||||
value = NewHttpValue(value_name, value_data);
|
||||
if (value == NULL)
|
||||
{
|
||||
Free(value_name);
|
||||
return false;
|
||||
}
|
||||
|
||||
Free(value_name);
|
||||
|
||||
AddHttpValue(header, value);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
// Create an HTTP header
|
||||
HTTP_HEADER *NewHttpHeader(char *method, char *target, char *version)
|
||||
{
|
||||
return NewHttpHeaderEx(method, target, version, false);
|
||||
}
|
||||
HTTP_HEADER *NewHttpHeaderEx(char *method, char *target, char *version, bool no_sort)
|
||||
{
|
||||
HTTP_HEADER *header;
|
||||
// Validate arguments
|
||||
if (method == NULL || target == NULL || version == NULL)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
header = ZeroMalloc(sizeof(HTTP_HEADER));
|
||||
|
||||
header->Method = CopyStr(method);
|
||||
header->Target = CopyStr(target);
|
||||
header->Version = CopyStr(version);
|
||||
header->ValueList = NewListFast(no_sort ? NULL : CompareHttpValue);
|
||||
|
||||
return header;
|
||||
}
|
||||
|
||||
// Comparison function of the HTTP value
|
||||
int CompareHttpValue(void *p1, void *p2)
|
||||
{
|
||||
HTTP_VALUE *v1, *v2;
|
||||
if (p1 == NULL || p2 == NULL)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
v1 = *(HTTP_VALUE **)p1;
|
||||
v2 = *(HTTP_VALUE **)p2;
|
||||
if (v1 == NULL || v2 == NULL)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
return StrCmpi(v1->Name, v2->Name);
|
||||
}
|
||||
|
||||
// Release the HTTP value
|
||||
void FreeHttpValue(HTTP_VALUE *value)
|
||||
{
|
||||
// Validate arguments
|
||||
if (value == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
Free(value->Data);
|
||||
Free(value->Name);
|
||||
|
||||
Free(value);
|
||||
}
|
||||
|
||||
// Release the HTTP header
|
||||
void FreeHttpHeader(HTTP_HEADER *header)
|
||||
{
|
||||
UINT i;
|
||||
HTTP_VALUE **values;
|
||||
// Validate arguments
|
||||
if (header == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
Free(header->Method);
|
||||
Free(header->Target);
|
||||
Free(header->Version);
|
||||
|
||||
values = ToArray(header->ValueList);
|
||||
for (i = 0;i < LIST_NUM(header->ValueList);i++)
|
||||
{
|
||||
FreeHttpValue(values[i]);
|
||||
}
|
||||
Free(values);
|
||||
|
||||
ReleaseList(header->ValueList);
|
||||
|
||||
Free(header);
|
||||
}
|
||||
|
||||
// Release the HTTP header and set pointer's value to NULL
|
||||
void FreeHttpHeaderSafe(HTTP_HEADER **header)
|
||||
{
|
||||
FreeHttpHeader(*header);
|
||||
*header = NULL;
|
||||
}
|
||||
|
||||
// Receive a PACK
|
||||
PACK *RecvPack(SOCK *s)
|
||||
{
|
||||
|
||||
@ -874,53 +874,6 @@ struct NIC_ENTRY
|
||||
UCHAR MacAddress[6];
|
||||
};
|
||||
|
||||
|
||||
// HTTP value
|
||||
struct HTTP_VALUE
|
||||
{
|
||||
char *Name; // Name
|
||||
char *Data; // Data
|
||||
};
|
||||
|
||||
// HTTP header
|
||||
struct HTTP_HEADER
|
||||
{
|
||||
char *Method; // Method
|
||||
char *Target; // Target
|
||||
char *Version; // Version
|
||||
LIST *ValueList; // Value list
|
||||
};
|
||||
|
||||
// HTTPS server / client related string constant
|
||||
#define DEFAULT_USER_AGENT "Mozilla/5.0 (Windows NT 6.3; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0"
|
||||
#define DEFAULT_ACCEPT "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/msword, application/vnd.ms-powerpoint, application/vnd.ms-excel, */*"
|
||||
#define DEFAULT_ENCODING "gzip, deflate"
|
||||
#define HTTP_CONTENT_TYPE "text/html; charset=iso-8859-1"
|
||||
#define HTTP_CONTENT_TYPE2 "application/octet-stream"
|
||||
#define HTTP_CONTENT_TYPE3 "image/jpeg"
|
||||
#define HTTP_CONTENT_TYPE4 "text/html"
|
||||
#define HTTP_CONTENT_TYPE5 "message/rfc822"
|
||||
#define HTTP_KEEP_ALIVE "timeout=15; max=19"
|
||||
#define HTTP_VPN_TARGET "/vpnsvc/vpn.cgi"
|
||||
#define HTTP_VPN_TARGET2 "/vpnsvc/connect.cgi"
|
||||
#define HTTP_VPN_TARGET_POSTDATA "VPNCONNECT"
|
||||
#define HTTP_SAITAMA "/saitama.jpg"
|
||||
#define HTTP_PICTURES "/picture"
|
||||
// Maximum size of the custom HTTP header
|
||||
#define HTTP_CUSTOM_HEADER_MAX_SIZE 1024
|
||||
// Maximum size of a single line in the HTTP header
|
||||
#define HTTP_HEADER_LINE_MAX_SIZE 4096
|
||||
// Maximum number of lines in the HTTP header
|
||||
#define HTTP_HEADER_MAX_LINES 128
|
||||
// Maximum size of the random number to be included in the PACK
|
||||
#define HTTP_PACK_RAND_SIZE_MAX 1000
|
||||
// Maximum PACK size in the HTTP
|
||||
#define HTTP_PACK_MAX_SIZE 65536
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
int GetCurrentTimezone();
|
||||
|
||||
bool GetSniNameFromSslPacket(UCHAR *packet_buf, UINT packet_size, char *sni, UINT sni_size);
|
||||
@ -934,16 +887,6 @@ bool IsUseAlternativeHostname();
|
||||
int GetCurrentTimezoneWin32();
|
||||
#endif // OS_WIN32
|
||||
|
||||
HTTP_VALUE *GetHttpValue(HTTP_HEADER *header, char *name);
|
||||
void AddHttpValue(HTTP_HEADER *header, HTTP_VALUE *value);
|
||||
bool AddHttpValueStr(HTTP_HEADER* header, char *string);
|
||||
HTTP_HEADER *NewHttpHeader(char *method, char *target, char *version);
|
||||
HTTP_HEADER *NewHttpHeaderEx(char *method, char *target, char *version, bool no_sort);
|
||||
int CompareHttpValue(void *p1, void *p2);
|
||||
void FreeHttpValue(HTTP_VALUE *value);
|
||||
void FreeHttpHeader(HTTP_HEADER *header);
|
||||
void FreeHttpHeaderSafe(HTTP_HEADER **header);
|
||||
|
||||
bool SendPack(SOCK *s, PACK *p);
|
||||
PACK *RecvPack(SOCK *s);
|
||||
PACK *RecvPackWithHash(SOCK *s);
|
||||
@ -954,23 +897,7 @@ PACK *PackError(UINT error);
|
||||
|
||||
void CreateDummyValue(PACK *p);
|
||||
|
||||
HTTP_VALUE *NewHttpValue(char *name, char *data);
|
||||
char *RecvLine(SOCK *s, UINT max_size);
|
||||
HTTP_HEADER *RecvHttpHeader(SOCK *s);
|
||||
bool SendHttpHeader(SOCK *s, HTTP_HEADER *header);
|
||||
char *HttpHeaderToStr(HTTP_HEADER *header);
|
||||
bool PostHttp(SOCK *s, HTTP_HEADER *header, void *post_data, UINT post_size);
|
||||
UINT GetContentLength(HTTP_HEADER *header);
|
||||
void GetHttpDateStr(char *str, UINT size, UINT64 t);
|
||||
bool HttpSendForbidden(SOCK *s, char *target, char *server_id);
|
||||
bool HttpSendNotFound(SOCK *s, char *target);
|
||||
bool HttpSendBody(SOCK *s, void *data, UINT size, char *contents_type);
|
||||
bool HttpSendNotImplemented(SOCK *s, char *method, char *target, char *version);
|
||||
bool HttpServerSend(SOCK *s, PACK *p);
|
||||
bool HttpClientSend(SOCK *s, PACK *p);
|
||||
PACK *HttpServerRecv(SOCK *s);
|
||||
PACK *HttpServerRecvEx(SOCK *s, UINT max_data_size);
|
||||
PACK *HttpClientRecv(SOCK *s);
|
||||
|
||||
bool GetIPViaDnsProxyForJapanFlets(IP *ip_ret, char *hostname, bool ipv6, UINT timeout, bool *cancel, char *dns_proxy_hostname);
|
||||
bool GetDnsProxyIPAddressForJapanBFlets(IP *ip_ret, UINT timeout, bool *cancel);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user