8 #include <libxslt/xsltutils.h>
9 #include <libxslt/transform.h>
11 #include <yaz/comstack.h>
12 #include <yaz/pquery.h>
14 #include <yaz/yaz-ccl.h>
16 #include "termlists.h"
17 #include "relevance.h"
32 struct record_metadata {
33 union data_types data;
34 struct record_metadata *next; // next item of this name
38 struct client *client;
39 struct record_metadata **metadata; // Array mirrors list of metadata fields in config
40 union data_types **sortkeys; // Array mirrors list of sortkey fields in config
41 struct record *next; // Next in cluster of merged records
46 struct record_metadata **metadata; // Array mirrors list of metadata fields in config
47 union data_types **sortkeys;
50 int *term_frequency_vec;
51 int recid; // Set-specific ID for this record
52 struct record *records;
57 // Represents a host (irrespective of databases)
61 struct connection *connections; // All connections to this
65 // Represents a (virtual) database on a host
72 struct zr_explain *explain;
73 struct conf_queryprofile *qprofile;
74 struct conf_retrievalprofile *rprofile;
75 struct database *next;
78 // Represents a physical, reusable connection to a remote Z39.50 host
83 struct client *client;
91 struct connection *next;
94 // Represents client state for a connection to one search target
96 struct database *database;
97 struct connection *connection;
98 struct session *session;
102 int requestid; // ID of current outstanding request
120 #define SESSION_WATCH_RECORDS 0
121 #define SESSION_WATCH_MAX 0
123 #define SESSION_MAX_TERMLISTS 10
125 typedef void (*session_watchfun)(void *data);
127 struct named_termlist
130 struct termlist *termlist;
135 struct client *clients;
138 NMEM nmem; // Nmem for each operation (i.e. search)
139 WRBUF wrbuf; // Wrbuf for scratch(i.e. search)
141 struct named_termlist termlists[SESSION_MAX_TERMLISTS];
142 struct relevance *relevance;
143 struct reclist *reclist;
146 session_watchfun fun;
147 } watchlist[SESSION_WATCH_MAX + 1];
148 int expected_maxrecs;
156 int num_no_connection;
158 int num_initializing;
168 struct hitsbytarget {
179 char proxy_override[128];
180 char listener_override[128];
181 struct conf_server *server;
183 int timeout; /* operations timeout, in seconds */
184 char implementationId[128];
185 char implementationName[128];
186 char implementationVersion[128];
187 int target_timeout; // seconds
191 CCL_bibset ccl_filter;
197 struct hitsbytarget *hitsbytarget(struct session *s, int *count);
198 int select_targets(struct session *se);
199 struct session *new_session();
200 void destroy_session(struct session *s);
201 int load_targets(struct session *s, const char *fn);
202 void statistics(struct session *s, struct statistics *stat);
203 char *search(struct session *s, char *query);
204 struct record_cluster **show(struct session *s, struct reclist_sortparms *sp, int start,
205 int *num, int *total, int *sumhits, NMEM nmem_show);
206 struct record_cluster *show_single(struct session *s, int id);
207 struct termlist_score **termlist(struct session *s, const char *name, int *num);
208 void session_set_watch(struct session *s, int what, session_watchfun fun, void *data);
209 int session_active_clients(struct session *s);
216 * indent-tabs-mode: nil
218 * vim: shiftwidth=4 tabstop=8 expandtab