user/ser/parser/case_cont.h

   1 /*
   2  * $Id: case_cont.h,v 1.9 2004/08/24 09:01:24 janakj Exp $
   3  *
   4  * Contact, Content-Type, Content-Length, Content-Disposition
   5  * Header Field Name Parsing Macros
   6  *
   7  * Copyright (C) 2001-2003 FhG Fokus
   8  *
   9  * This file is part of ser, a free SIP server.
  10  *
  11  * ser is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version
  15  *
  16  * For a license to use the ser software under conditions
  17  * other than those described here, or to purchase support for this
  18  * software, please contact iptel.org by e-mail at the following addresses:
  19  *    info@iptel.org
  20  *
  21  * ser is distributed in the hope that it will be useful,
  22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24  * GNU General Public License for more details.
  25  *
  26  * You should have received a copy of the GNU General Public License
  27  * along with this program; if not, write to the Free Software
  28  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  29  *
  30  * History:
  31  * ----------
  32  * 2003-02-28 scratchpad compatibility abandoned (jiri)
  33  * 2003-01-27 next baby-step to removing ZT - PRESERVE_ZT (jiri)
  34  */
  35
  36
  37 #ifndef CASE_CONT_H
  38 #define CASE_CONT_H
  39
  40 #include "../comp_defs.h"
  41
  42 #define TH_CASE                                        \
  43         switch(LOWER_DWORD(val)) {                     \
  44         case _th12_:                                   \
  45                 hdr->type = HDR_CONTENTLENGTH;         \
  46                 hdr->name.len = 14;                    \
  47                 return (p + 4);                        \
  48         }                                              \
  49                                                        \
  50         if (LOWER_BYTE(*p) == 't') {                   \
  51                 p++;                                   \
  52                 if (LOWER_BYTE(*p) == 'h') {           \
  53                         hdr->type = HDR_CONTENTLENGTH; \
  54                         p++;                           \
  55                         goto dc_end;                   \
  56                 }                                      \
  57         }
  58
  59
  60 #define ion_CASE                                    \
  61         switch(LOWER_DWORD(val)) {                  \
  62         case _ion1_:                                \
  63                 hdr->type = HDR_CONTENTDISPOSITION; \
  64                 hdr->name.len = 19;                 \
  65                 return (p + 4);                     \
  66                                                     \
  67         case _ion2_:                                \
  68                 hdr->type = HDR_CONTENTDISPOSITION; \
  69                 p += 4;                             \
  70                 goto dc_end;                        \
  71         }
  72
  73
  74 #define DISPOSITION_CASE           \
  75         switch(LOWER_DWORD(val)) { \
  76         case _osit_:               \
  77                 p += 4;            \
  78                 val = READ(p);     \
  79                 ion_CASE;          \
  80                 goto other;        \
  81         }
  82
  83
  84 #define CONTENT_CASE                         \
  85         switch(LOWER_DWORD(val)) {           \
  86         case _leng_:                         \
  87                 p += 4;                      \
  88                 val = READ(p);               \
  89                 TH_CASE;                     \
  90                 goto other;                  \
  91                                              \
  92         case _type_:                         \
  93                 hdr->type = HDR_CONTENTTYPE; \
  94                 p += 4;                      \
  95                 goto dc_end;                 \
  96                                              \
  97         case _disp_:                         \
  98                 p += 4;                      \
  99                 val = READ(p);               \
 100                 DISPOSITION_CASE;            \
 101                 goto other;                  \
 102         }
 103
 104
 105 #define ACT_ENT_CASE                     \
 106         switch(LOWER_DWORD(val)) {       \
 107         case _act1_:                     \
 108                 hdr->type = HDR_CONTACT; \
 109                 hdr->name.len = 7;       \
 110                 return (p + 4);          \
 111                                          \
 112         case _act2_:                     \
 113                 hdr->type = HDR_CONTACT; \
 114                 p += 4;                  \
 115                 goto dc_end;             \
 116                                          \
 117         case _ent__:                     \
 118                 p += 4;                  \
 119                 val = READ(p);           \
 120                 CONTENT_CASE;            \
 121                 goto other;              \
 122         }
 123
 124 #define cont_CASE      \
 125      p += 4;           \
 126      val = READ(p);    \
 127      ACT_ENT_CASE;     \
 128      goto other;
 129
 130
 131 #endif /* CASE_CONT_H */