include/idzebra/api_swig.h

   1 #ifndef API_SWIG_H
   2 #define API_SWIG_H
   3
   4 #include <yaz/xmalloc.h>
   5 #include <idzebra/res.h>
   6 #include <idzebra/api.h>
   7
   8 typedef short IDZEBRA_RES;
   9 #define RES_LIST char** res_args
  10
  11 typedef struct idzebra_swig_service *IDZebraService;
  12
  13 typedef struct idzebra_swig_session *IDZebraSession;
  14
  15 /*
  16 -------------------------------------------------------------------------------
  17  API Calls
  18 -------------------------------------------------------------------------------
  19 */
  20 void idzebra_api_init(void);
  21
  22 char **api_errors(void);
  23
  24 int api_check_error(void);
  25
  26 void api_clear_error(void);
  27
  28
  29 IDZebraService idzebra_start (RES_LIST);
  30
  31 IDZEBRA_RES idzebra_stop(IDZebraService srv);
  32
  33
  34 IDZebraSession idzebra_open (IDZebraService srv, RES_LIST);
  35
  36 IDZEBRA_RES idzebra_close(IDZebraSession sess);
  37
  38 IDZEBRA_RES idzebra_samplefunc(IDZebraSession sess, RES_LIST);
  39
  40
  41 /*
  42 -------------------------------------------------------------------------------
  43  Utility functions for argument handling
  44 -------------------------------------------------------------------------------
  45 */
  46
  47 #if __STDC_VERSION__ < 199901L
  48 # if __GNUC__ >= 2
  49 #  define __func__ __FUNCTION__
  50 # else
  51 #  define __func__ "<unknown>"
  52 # endif
  53 #endif
  54
  55 #define API_SET_CONTEXT api_error_context = __func__
  56
  57 void args_parse_res (Res r,
  58                      const char **valid_args,
  59                      Res skip,
  60                      char **args);
  61
  62 void args_use (IDZebraSession sess,
  63                Res r,
  64                Res rr,
  65                int mandatory,
  66                const char **args);
  67
  68 #define ARG_MODE_OPTIONAL 0
  69 #define ARG_MODE_MANDATORY 1
  70 #define ARG_MODE_FORCE 2
  71
  72 #define RES_OPEN(var,def,over)                                   \
  73   var = res_open(def, over);                                     \
  74   res_set(var,"__context__", __func__ );                         \
  75
  76 #define ARGS_INIT                                                \
  77   Res local = 0;                                                 \
  78   Res func_res = 0;                                              \
  79   Res temp_res = 0;                                              \
  80
  81 #define ARGS_PARSE(...)                                          \
  82   {                                                              \
  83   const char *vargs[] = { __VA_ARGS__ , 0 };                     \
  84   RES_OPEN(func_res, 0, 0);                                      \
  85   RES_OPEN(local, 0, 0);                                         \
  86   args_parse_res(func_res, vargs, local, res_args);              \
  87   }                                                              \
  88
  89 #define ARGS_APPLY                                               \
  90   temp_res = res_add_over(sess->res, func_res);                  \
  91
  92 #define ARGS_PROCESS(mode, ...)                                  \
  93   {                                                              \
  94   const char *vargs[] = { __VA_ARGS__ , 0 };                     \
  95   args_use(sess, local, func_res, mode, vargs);                  \
  96   }                                                              \
  97
  98 #define ARGS_REVOKE                                              \
  99   {                                                              \
 100   const char **used;                                             \
 101   res_remove_over(temp_res);                                     \
 102   used = res_get_array(local, "_used");                          \
 103   args_use(sess, sess->res, 0, ARG_MODE_FORCE, used);              \
 104   free_array(used);                                              \
 105   }                                                              \
 106
 107 #define ARGS_DONE                                                \
 108   if (func_res) res_close(func_res);                             \
 109   if (temp_res) res_close_over(temp_res);                        \
 110   if (local) res_close(local);                                   \
 111
 112 #endif /* API_SWIG_H */
 113 /*
 114  * Local variables:
 115  * c-basic-offset: 4
 116  * indent-tabs-mode: nil
 117  * End:
 118  * vim: shiftwidth=4 tabstop=8 expandtab
 119  */
 120