OpenSRF/src/jserver/jserver-c_session.h

   1 #include "utils.h"
   2 #include "logging.h"
   3
   4 #include <string.h>
   5 #include <stdio.h>
   6
   7 #include <libxml/globals.h>
   8 #include <libxml/xmlerror.h>
   9 #include <libxml/parser.h>
  10 #include <libxml/parserInternals.h> /* only for xmlNewInputFromFile() */
  11 #include <libxml/tree.h>
  12 #include <libxml/debugXML.h>
  13 #include <libxml/xmlmemory.h>
  14
  15
  16 /* session states */
  17 #define JABBER_STATE_CONNECTED                  2
  18 #define JABBER_STATE_CONNECTING                 4
  19 #define JABBER_STATE_IN_MESSAGE                 8
  20
  21
  22 struct jserver_session_struct {
  23
  24         /* our connection state */
  25         unsigned int state;
  26
  27         /* incoming XML is parsed with the SAX parser */
  28         xmlParserCtxtPtr parser_ctxt;
  29
  30         /* incoming message are shoved into this DOM doc after they are parsed */
  31         xmlDocPtr current_msg;
  32
  33         /* we have to grab off the from and to for routing */
  34         char* current_to;
  35         char* current_from;
  36
  37         char* current_domain;
  38         char* current_resource;
  39         char* current_username;
  40
  41         int in_iq;
  42         int in_uname;
  43         int in_resource;
  44
  45         void* blob; /* callback blob - can be anything that needs passing around */
  46         void (*on_msg_complete) (void* blob, char* msg_xml, char* from, char* to );
  47
  48         /* happens after someone logs in and we've pieced together the from address */
  49         void (*on_from_discovered) (void* blob, char* from );
  50         void (*on_login_init) (void* blob, char* reply );
  51         void (*on_login_ok) (void* blob);
  52         void (*on_client_finish) (void* blob);
  53
  54 };
  55 typedef struct jserver_session_struct jserver_session;
  56
  57
  58 jserver_session* jserver_session_init();
  59 void jserver_session_free(jserver_session* session);
  60 char* sax_xml_attr( const xmlChar** atts, char* attr_name );
  61 int jserver_session_push_data(jserver_session* session, char* data);
  62
  63 void dom_add_attrs(xmlNodePtr node, const xmlChar** atts);
  64 char* _xml_to_string( xmlDocPtr doc );
  65
  66
  67 // ---------------------------------------------------------------------------------
  68 // Our SAX handlers
  69 // ---------------------------------------------------------------------------------
  70 void sax_start_element(
  71                 void *session, const xmlChar *name, const xmlChar **atts);
  72
  73 void sax_end_element( void* blob, const xmlChar *name);
  74
  75 void sax_start_doc(void* blob);
  76 //void sax_end_doc(void* blob);
  77
  78 void sax_character( void* blob, const xmlChar *ch, int len);
  79
  80 void  sax_warning( void* blob, const char* msg, ... );
  81
  82 static xmlSAXHandler sax_handler_struct = {
  83    NULL,                                                /* internalSubset */
  84    NULL,                                                /* isStandalone */
  85    NULL,                                                /* hasInternalSubset */
  86    NULL,                                                /* hasExternalSubset */
  87    NULL,                                                /* resolveEntity */
  88    NULL,                                                /* getEntity */
  89    NULL,                                                /* entityDecl */
  90    NULL,                                                /* notationDecl */
  91    NULL,                                                /* attributeDecl */
  92    NULL,                                                /* elementDecl */
  93    NULL,                                                /* unparsedEntityDecl */
  94    NULL,                                                /* setDocumentLocator */
  95    sax_start_doc,                       /* startDocument */
  96    NULL,                                                /* endDocument */
  97         sax_start_element,      /* startElement */
  98         sax_end_element,                /* endElement */
  99    NULL,                                                /* reference */
 100         sax_character,                  /* characters */
 101    NULL,                                                /* ignorableWhitespace */
 102    NULL,                                                /* processingInstruction */
 103    NULL,                                                /* comment */
 104    sax_warning,                 /* xmlParserWarning */
 105    sax_warning,                 /* xmlParserError */
 106    NULL,                                                /* xmlParserFatalError : unused */
 107    NULL,                                                /* getParameterEntity */
 108    NULL,                                                /* cdataBlock; */
 109    NULL,                                                /* externalSubset; */
 110    1,
 111    NULL,
 112    NULL,                                                /* startElementNs */
 113    NULL,                                                /* endElementNs */
 114         NULL                                            /* xmlStructuredErrorFunc */
 115 };
 116
 117 static const xmlSAXHandlerPtr sax_handler = &sax_handler_struct;