mirror of https://github.com/AxioDL/metaforce.git
83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
#ifndef CSQLITECOOKED_HPP
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#define CSQLITECOOKED_HPP
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#include <sqlite3.h>
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#include <stdexcept>
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#include <functional>
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#include "HECLDatabase.hpp"
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#include "sqlite_hecl_vfs.h"
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namespace HECLDatabase
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{
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static const char* skCOOKEDDBINIT =
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"PRAGMA foreign_keys = ON;\n"
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"CREATE TABLE IF NOT EXISTS cgrps("
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"grpid INTEGER PRIMARY KEY," /* Unique group identifier (from main DB) */
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"offset UNSIGNED INTEGER," /* Group-blob offset within package */
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"compLen UNSIGNED INTEGER," /* Compressed blob-length */
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"decompLen UNSIGNED INTEGER);\n" /* Decompressed blob-length */
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"CREATE TABLE IF NOT EXISTS cobjs("
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"objid INTEGER PRIMARY KEY," /* Unique object identifier (from main DB) */
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"type4cc UNSIGNED INTEGER," /* Type FourCC as claimed by first project class in dataspec */
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"loosegrp REFERENCES cgrps(grpid) ON DELETE SET NULL DEFAULT NULL);\n" /* single-object group of ungrouped object */
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"CREATE TABLE IF NOT EXISTS cgrplinks("
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"grpid REFERENCES cgrps(grpid) ON DELETE CASCADE," /* Group ref */
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"objid REFERENCES cobjs(objid) ON DELETE CASCADE," /* Object ref */
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"offset UNSIGNED INTEGER," /* Offset within decompressed group-blob */
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"decompLen UNSIGNED INTEGER," /* Decompressed object length */
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"UNIQUE (grpid, objid) ON CONFLICT IGNORE);\n"
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"CREATE INDEX IF NOT EXISTS grpidx ON cgrplinks(grpid);\n";
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#define PREPSTMT(stmtSrc, outVar)\
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if (sqlite3_prepare_v2(m_db, stmtSrc, 0, &outVar, NULL) != SQLITE_OK)\
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{\
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throw std::runtime_error(sqlite3_errmsg(m_db));\
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sqlite3_close(m_db);\
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return;\
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}
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class CSQLiteCooked
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{
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sqlite3* m_db;
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public:
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CSQLiteCooked(const char* path, bool readonly)
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{
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/* Open database connection */
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int errCode = 0;
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if ((errCode = sqlite3_open_v2(path, &m_db, SQLITE_OPEN_READONLY,
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"hecl_memlba")) != SQLITE_OK)
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{
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throw std::runtime_error(sqlite3_errstr(errCode));
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sqlite3_close(m_db);
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return;
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}
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/* Execute bootstrap statements */
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char* errMsg = NULL;
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sqlite3_exec(m_db, skCOOKEDDBINIT, NULL, NULL, &errMsg);
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if (errMsg)
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{
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throw std::runtime_error(errMsg);
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sqlite3_free(errMsg);
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sqlite3_close(m_db);
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return;
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}
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/* Precompile statements */
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}
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~CSQLiteCooked()
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{
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sqlite3_close(m_db);
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}
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};
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}
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#endif // CSQLITE_HPP
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