X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=include%2Fbackend.h;h=dafafad9399321c696f275ad2b8f6f06c7b719ed;hb=9a2b41f58cf220c9583b654ff77776a18e958b44;hp=392f68b75d71b3cf1d34d7a7bd638848fef8242f;hpb=c70f63352bac2f0bfdcc3078d69f43adbcc7ad2d;p=yaz-moved-to-github.git

diff --git a/include/backend.h b/include/backend.h
index 392f68b..dafafad 100644
--- a/include/backend.h
+++ b/include/backend.h
@@ -28,9 +28,14 @@
 #ifndef BACKEND_H
 #define BACKEND_H
 
+#include <yconfig.h>
 #include <proto.h>
 #include <statserv.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct bend_initrequest
 {
     char *configname;
@@ -44,7 +49,7 @@ typedef struct bend_initresult
     void *handle;              /* private handle to the backend module */
 } bend_initresult;
 
-bend_initresult *bend_init(bend_initrequest *r);
+YAZ_EXPORT bend_initresult MDF *bend_init(bend_initrequest *r);   
 
 typedef struct bend_searchrequest
 {
@@ -62,32 +67,39 @@ typedef struct bend_searchresult
     char *errstring;           /* system error string or NULL */
 } bend_searchresult;
 
-bend_searchresult *bend_search(void *handle, bend_searchrequest *r, int *fd);
-bend_searchresult *bend_searchresponse(void *handle);
+YAZ_EXPORT bend_searchresult *bend_search(void *handle, bend_searchrequest *r,
+                                          int *fd);
+YAZ_EXPORT bend_searchresult *bend_searchresponse(void *handle);
 
 typedef struct bend_fetchrequest
 {
     char *setname;             /* set name */
     int number;                /* record number */
+    oid_value format;          /* One of the CLASS_RECSYN members */
+    Z_RecordComposition *comp; /* Formatting instructions */
+    ODR stream;                /* encoding stream - memory source if required */
 } bend_fetchrequest;
 
 typedef struct bend_fetchresult
 {
     char *basename;            /* name of database that provided record */
-    int len;                   /* length of record */
+    int len;                   /* length of record or -1 if structured */
     char *record;              /* record */
     int last_in_set;           /* is it?  */
+    oid_value format;          /* format */
     int errcode;               /* 0==success */
     char *errstring;           /* system error string or NULL */
 } bend_fetchresult;
 
-bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *r, int *fd);
-bend_fetchresult *bend_fetchresponse(void *handle);
+YAZ_EXPORT bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *r,
+                                        int *fd);
+YAZ_EXPORT bend_fetchresult *bend_fetchresponse(void *handle);
 
 typedef struct bend_scanrequest
 {
     int num_bases;      /* number of elements in databaselist */
     char **basenames;   /* databases to search */
+    oid_value attributeset;
     Z_AttributesPlusTerm *term;
     int term_position;  /* desired index of term in result list */
     int num_entries;    /* number of entries requested */
@@ -111,8 +123,9 @@ typedef struct bend_scanresult
     char *errstring;
 } bend_scanresult;
 
-bend_scanresult *bend_scan(void *handle, bend_scanrequest *r, int *fd);
-bend_scanresult *bend_scanresponse(void *handle);
+YAZ_EXPORT bend_scanresult *bend_scan(void *handle, bend_scanrequest *r,
+                                      int *fd);
+YAZ_EXPORT bend_scanresult *bend_scanresponse(void *handle);
 
 typedef struct bend_deleterequest
 {
@@ -125,9 +138,14 @@ typedef struct bend_deleteresult
     char *errstring;           /* system error string or NULL */
 } bend_deleteresult;
 
-bend_deleteresult *bend_delete(void *handle, bend_deleterequest *r, int *fd);
-bend_deleteresult *bend_deleteresponse(void *handle);
+YAZ_EXPORT bend_deleteresult *bend_delete(void *handle,
+                                          bend_deleterequest *r, int *fd);
+YAZ_EXPORT bend_deleteresult *bend_deleteresponse(void *handle);
 
-void bend_close(void *handle);
+YAZ_EXPORT void bend_close(void *handle);
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif