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114 lines
4.5 KiB
C
114 lines
4.5 KiB
C
// swad_parameter.h: CGI parameters
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#ifndef _SWAD_PAR
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#define _SWAD_PAR
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/*
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SWAD (Shared Workspace At a Distance in Spanish),
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is a web platform developed at the University of Granada (Spain),
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and used to support university teaching.
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This file is part of SWAD core.
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Copyright (C) 1999-2023 Antonio Cañas Vargas
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*****************************************************************************/
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/********************************* Headers ***********************************/
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/*****************************************************************************/
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#include <stdbool.h> // For boolean type
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#include <stddef.h> // For size_t
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#include "swad_action.h"
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#include "swad_string.h"
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/*****************************************************************************/
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/************************** Public types and constants ***********************/
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/*****************************************************************************/
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struct StartLength
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{
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unsigned long Start;
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size_t Length;
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};
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struct Par_Param
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{
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struct StartLength Name; // Parameter name
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struct StartLength FileName; // optional, present only when uploading files
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struct StartLength ContentType; // optional, present only when uploading files
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struct StartLength Value; // Parameter value or file content
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struct Par_Param *Next;
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};
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typedef enum
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{
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Par_METHOD_GET,
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Par_METHOD_POST
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} Par_Method_t;
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typedef enum
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{
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Par_PARAM_SINGLE,
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Par_PARAM_MULTIPLE,
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} Par_ParamType_t; // Parameter is present only one time / multiple times
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/*****************************************************************************/
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/***************************** Public prototypes *****************************/
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/*****************************************************************************/
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Act_Content_t Par_GetContentReceivedByCGI (void);
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bool Par_GetQueryString (void);
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Par_Method_t Par_GetMethod (void);
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void Par_CreateListOfPars (void);
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void Par_FreePars (void);
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unsigned Par_GetPar (Par_ParamType_t ParType,const char *ParName,
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char *ParValue,size_t MaxBytes,
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struct Par_Param **ParPtr);
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void Par_GetMainPars (void);
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//------------------------------ Get parameters -------------------------------
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unsigned Par_GetParText (const char *ParName,char *ParValue,size_t MaxBytes);
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unsigned long Par_GetParUnsignedLong (const char *ParName,
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unsigned long Min,
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unsigned long Max,
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unsigned long Default);
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long Par_GetParLong (const char *ParName);
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bool Par_GetParBool (const char *ParName);
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unsigned Par_GetParHTML (const char *ParName,char *ParValue,size_t MaxBytes);
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unsigned Par_GetParMultiToText (const char *ParName,char *ParValue,size_t MaxBytes);
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unsigned Par_GetParAndChangeFormat (const char *ParName,char *ParValue,size_t MaxBytes,
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Str_ChangeTo_t ChangeTo,
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Str_RemoveSpaces_t RemoveLeadingAndTrailingSpaces);
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bool Par_GetNextStrUntilSeparParMult (const char **StrSrc,char *StrDst,size_t LongMax);
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bool Par_GetNextStrUntilComma (const char **StrSrc,char *StrDst,size_t LongMax);
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void Par_ReplaceSeparatorMultipleByComma (char *Str);
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//------------------------------ Put parameters -------------------------------
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void Par_PutParUnsigned (const char *Id,const char *ParName,unsigned ParValue);
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void Par_PutParUnsignedDisabled (const char *Id,const char *ParName,unsigned ParValue);
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void Par_PutParLong (const char *Id,const char *ParName,long ParValue);
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void Par_PutParChar (const char *ParName,char ParValue);
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void Par_PutParString (const char *Id,const char *ParName,const char *ParValue);
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void Par_PutParOrder (unsigned SelectedOrder);
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//----------------------------- Client IP address -----------------------------
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void Par_SetIP (void);
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const char *Par_GetIP (void);
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#endif
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