Zebra api extension tuned for SWIG

[idzebra-moved-to-github.git] / include / idzebra / api_swig.h

diff --git a/include/idzebra/api_swig.h b/include/idzebra/api_swig.h
new file mode 100644 (file)
index 0000000..5d24224
--- /dev/null
+++ b/include/idzebra/api_swig.h
@@ -0,0 +1,106 @@
+#ifndef API_SWIG_H
+#define API_SWIG_H
+
+#include <idzebra/res.h>
+#include <idzebra/api.h>
+
+typedef short IDZEBRA_RES;
+#define RES_LIST char** res_args                                 
+
+/* 
+-------------------------------------------------------------------------------
+ API Calls
+-------------------------------------------------------------------------------
+*/
+void idzebra_api_init(void);
+
+char **api_errors(void);
+
+int api_check_error(void);
+
+void api_clear_error(void);
+
+
+ZebraService idzebra_start (RES_LIST);
+
+IDZEBRA_RES idzebra_stop(ZebraService zs);
+
+
+ZebraHandle idzebra_open (ZebraService zs, RES_LIST);
+
+IDZEBRA_RES idzebra_close(ZebraHandle zh);
+
+IDZEBRA_RES idzebra_samplefunc(ZebraHandle zh, RES_LIST);
+
+
+/* 
+-------------------------------------------------------------------------------
+ Utility functions for argument handling
+-------------------------------------------------------------------------------
+*/
+
+#if __STDC_VERSION__ < 199901L
+# if __GNUC__ >= 2
+#  define __func__ __FUNCTION__
+# else
+#  define __func__ "<unknown>"
+# endif
+#endif
+
+#define API_SET_CONTEXT api_error_context = __func__
+
+void args_parse_res (Res r, 
+                    const char **valid_args, 
+                    Res skip,
+                    char **args);
+
+void args_use (ZebraHandle zh,
+              Res r,
+              Res rr,
+              int mandatory,
+              const char **args);
+
+#define ARG_MODE_OPTIONAL 0
+#define ARG_MODE_MANDATORY 1
+#define ARG_MODE_FORCE 2
+
+#define RES_OPEN(var,def,over)                                   \
+  var = res_open(def, over);                                     \
+  res_set(var,"__context__", __func__ );                         \
+
+#define ARGS_INIT                                                \
+  Res local = 0;                                                 \
+  Res func_res = 0;                                              \
+  Res temp_res = 0;                                              \
+  
+#define ARGS_PARSE(...)                                          \
+  {                                                              \
+  const char *vargs[] = { __VA_ARGS__ , 0 };                     \
+  RES_OPEN(func_res, 0, 0);                                      \
+  RES_OPEN(local, 0, 0);                                         \
+  args_parse_res(func_res, vargs, local, res_args);              \
+  }                                                              \
+
+#define ARGS_APPLY                                               \
+  temp_res = res_add_over(zh->session_res, func_res);            \
+
+#define ARGS_PROCESS(mode, ...)                                  \
+  {                                                              \
+  const char *vargs[] = { __VA_ARGS__ , 0 };                     \
+  args_use(zh, local, func_res, mode, vargs);                    \
+  }                                                              \
+
+#define ARGS_REVOKE                                              \
+  {                                                              \
+  const char **used;                                             \
+  res_remove_over(temp_res);                                     \
+  used = res_get_array(local, "_used");                          \
+  args_use(zh, zh->session_res, 0, ARG_MODE_FORCE, used);        \
+  free_array(used);                                              \
+  }                                                              \
+
+#define ARGS_DONE                                                \
+  if (func_res) res_close(func_res);                             \
+  if (local) res_close(local);                                   \
+
+#endif /* API_SWIG_H */