54 typedef unsigned char u8;  typedef
258   u8 *aExtra;                /* cds.nExtra+cds.nComment bytes of extra data */
260   u8 *aData;                 /* cds.szCompressed bytes of compressed data */
271   u8 bEof;                   /* True when at EOF */
272   u8 bNoop;                  /* If next xNext() call is no-op */
289   u8 *aBuffer;               /* Temporary buffer used for various tasks */
382     pNew->aBuffer = (u8*)&pNew[1];  in zipfileConnect()
523   u8 *aRead,                      /* Read into this buffer */  in zipfileReadData()
540   const u8 *aWrite,  in zipfileAppendData()
559 static u16 zipfileGetU16(const u8 *aBuf){  in zipfileGetU16()
566 static u32 zipfileGetU32(const u8 *aBuf){  in zipfileGetU32()
577 static void zipfilePutU16(u8 *aBuf, u16 val){  in zipfilePutU16()
585 static void zipfilePutU32(u8 *aBuf, u32 val){  in zipfilePutU32()
608 static int zipfileReadCDS(u8 *aBuf, ZipfileCDS *pCDS){  in zipfileReadCDS()
609   u8 *aRead = aBuf;  in zipfileReadCDS()
643   u8 *aBuffer,  in zipfileReadLFH()
646   u8 *aRead = aBuffer;  in zipfileReadLFH()
683 static int zipfileScanExtra(u8 *aExtra, int nExtra, u32 *pmTime){  in zipfileScanExtra()
685   u8 *p = aExtra;  in zipfileScanExtra()
686   u8 *pEnd = &aExtra[nExtra];  in zipfileScanExtra()
694         u8 b = p[0];  in zipfileScanExtra()
802   const u8 *aBlob,                /* Pointer to in-memory file image */  in zipfileGetEntry()
808   u8 *aRead;  in zipfileGetEntry()
816     aRead = (u8*)&aBlob[iOff];  in zipfileGetEntry()
845         aRead = (u8*)&aBlob[iOff + ZIPFILE_CDS_FIXED_SZ];  in zipfileGetEntry()
852       pNew->aExtra = (u8*)&pNew[1];  in zipfileGetEntry()
867         aRead = (u8*)&aBlob[pNew->cds.iOffset];  in zipfileGetEntry()
944   const u8 *aIn,                  /* Compressed data */  in zipfileInflate()
948   u8 *aRes = sqlite3_malloc(nOut);  in zipfileInflate()
991   const u8 *aIn, int nIn,         /* Input */  in zipfileDeflate()
992   u8 **ppOut, int *pnOut,         /* Output */  in zipfileDeflate()
998   u8 *aOut;  in zipfileDeflate()
1006   aOut = (u8*)sqlite3_malloc64(nAlloc);  in zipfileDeflate()
1067           u8 *aBuf;  in zipfileColumn()
1068           u8 *aFree = 0;  in zipfileColumn()
1137   const u8 *aBlob,                /* Pointer to in-memory file image */  in zipfileReadEOCD()
1142   u8 *aRead = pTab->aBuffer;      /* Temporary buffer */  in zipfileReadEOCD()
1160     aRead = (u8*)&aBlob[nBlob-nRead];  in zipfileReadEOCD()
1222 static int zipfileLoadDirectory(ZipfileTab *pTab, const u8 *aBlob, int nBlob){  in zipfileLoadDirectory()
1265     static const u8 aEmptyBlob = 0;  in zipfileFilter()
1266     const u8 *aBlob = (const u8*)sqlite3_value_blob(argv[0]);  in zipfileFilter()
1352 static int zipfileSerializeLFH(ZipfileEntry *pEntry, u8 *aBuf){  in zipfileSerializeLFH()
1354   u8 *a = aBuf;  in zipfileSerializeLFH()
1388   const u8 *pData,  in zipfileAppendEntry()
1391   u8 *aBuf = pTab->aBuffer;  in zipfileAppendEntry()
1556   const u8 *pData = 0;            /* Pointer to buffer containing content */  in zipfileUpdate()
1559   u8 *pFree = 0;                  /* Free this */  in zipfileUpdate()
1608         const u8 *aIn = sqlite3_value_blob(apVal[7]);  in zipfileUpdate()
1732 static int zipfileSerializeEOCD(ZipfileEOCD *p, u8 *aBuf){  in zipfileSerializeEOCD()
1733   u8 *a = aBuf;  in zipfileSerializeEOCD()
1756 static int zipfileSerializeCDS(ZipfileEntry *pEntry, u8 *aBuf){  in zipfileSerializeCDS()
1757   u8 *a = aBuf;  in zipfileSerializeCDS()
1911   u8 *a;                          /* Pointer to buffer */
1925     u8 *aNew;  in zipfileBufferGrow()
1963   const u8 *aData = 0;            /* Possibly compressed data for new entry */  in zipfileStep()
1966   u8 *aFree = 0;                  /* Free this before returning */  in zipfileStep()
2125   u8 *aZip;  in zipfileFinal()
2137     aZip = (u8*)sqlite3_malloc64(nZip);  in zipfileFinal()
2194   assert( sizeof(u8)==1 );  in zipfileRegister()