121 lines
4.1 KiB
C
121 lines
4.1 KiB
C
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/* httpsrch.h */
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//-----------------
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// FULL TEXT SEARCH
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//-----------------
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// Variables used to echange information between server and client
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#define FTS_DOWNLOAD \
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LPBYTE lpTopicBuf; /* dest buffer for topics */ \
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LPBYTE lpOccBuf; /* dest buffer for occurences */ \
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DWORD dwTopicBsize; /* topic buffer size */ \
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DWORD dwOccBsize; /* Occurence buffer size */ \
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DWORD lcTotalNumOfTopics; /* The total number of topics returned */ \
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DWORD lcReturnedTopics; /* The total number of topics the user wants to get returned */ \
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DWORD lcDownloadedTopics; /* number of topics downloaded during the last request (HTTP) */ \
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DWORD lcMaxTopic; /* Max TopicId number (internal) */ \
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DWORD lcMaxDownloadedTopic;/* Max TopicId number downloaded (HTTP) */ \
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DWORD lLastTopicId; /* Last accessed topicId */ \
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DWORD dwStart; /* first topic in the list to download for current result window */ \
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DWORD dwCount; /* how many topics to download for current result window & Offset in Occurence file (last) */ \
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DWORD dwOccFileOffset
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typedef struct _httpFTS_TAG
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{
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HANDLE hStruct; // handle on this structure MUST be first field
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FTS_DOWNLOAD; // Client/Server info interface
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/* Info related to the query */
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HANDLE hTitle; // virtual handle on the client side
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DWORD dwFlags;
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HANDLE hStrQuery; // handle on the query string
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LPCSTR lpstrQuery; // The Query
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LPVOID lpGroup; // LPGROUP lpGroup,
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WORD wNear;
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WORD pad;
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DWORD dwCountQ; // dwCount from the Query
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LPVOID lpGroupHits;
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// Global result for this query
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DWORD dwGStart; // first topic in the list that has been downloaded from the beginning
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DWORD dwGCount; // how many topics have been downloaded from the beginning
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} HTTPQ, *LPHTTPQ;
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// parameters downloaded by the server: This structure MUST
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// match exactly the "Partial download variables Section"
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// in the above HTTPQ structure declaration.
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typedef struct _httpFTS_VARTAG
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{
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FTS_DOWNLOAD;
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} VHTTPQ, *LPVHTTPQ;
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#define DWNLD_TOPIC_SIZE 20000
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#define DWNLD_OCC_SIZE 44000
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// number of topics to download in a window of result
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#define DWNLD_CNT 10
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// comparison macros
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#define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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#define ABS(x) ((x > 0) ? (x) : (-x))
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//-----------------
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// WORDWHEEL SEARCH
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//-----------------
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// Variables used to echange information between server and client
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#define WWS_DOWNLOAD \
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LPBYTE lpGroupDestBuf; /* dest buffer for the result group */ \
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DWORD lcItemReturned; /* number of items returned till now */ \
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DWORD lcTotalNumOfItem; /* The total number of Item */ \
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DWORD lcDownloadedTopics; /* number of topics downloaded during the last request (HTTP) */ \
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DWORD lcMaxTopic; /* Max TopicId number (internal) */ \
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DWORD lcMaxDownloadedTopic;/* Max TopicId number downloaded (HTTP) */ \
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DWORD lLastTopicId; /* Last accessed topicId */ \
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DWORD dwStart; /* first topic in the list to download for current result window & how many topics to download for current result window & Offset in Occurence file (last) */ \
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DWORD dwCount
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typedef struct _httpWWS_TAG
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{
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HANDLE hStruct; // handle on this structure MUST be first field
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WWS_DOWNLOAD; // Client/Server info interface
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/* Info related to the query */
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HANDLE hCww; // handle on client word wheel container
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DWORD dwFlags;
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HANDLE hStrQuery; // handle on the query string
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LPCSTR lpstrQuery; // The Query
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LPVOID lpGroup; // LPGROUP lpGroup,
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DWORD dwCountQ; // dwCount from the Query
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LPVOID lpGroupHits;
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// Global result for this query
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DWORD dwGStart; // first topic in the list that has been downloaded from the beginning
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DWORD dwGCount; // how many topics have been downloaded from the beginning
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} WW_HTTPQ, *LPWW_HTTPQ;
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// parameters downloaded by the server: This structure MUST
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// match exactly the "Partial download variables Section"
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// in the above HTTPQ structure declaration.
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typedef struct _httpWWS_VARTAG
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{
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WWS_DOWNLOAD;
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} WW_VHTTPQ, *LPWW_VHTTPQ;
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