71 static int memRead(sqlite3_file*, void*, int iAmt, sqlite3_int64 iOfst);
72 static int memWrite(sqlite3_file*,const void*,int iAmt, sqlite3_int64 iOfst);
86 static int memFetch(sqlite3_file*, sqlite3_int64 iOfst, int iAmt, void **pp);
87 static int memUnfetch(sqlite3_file*, sqlite3_int64 iOfst, void *p);
171   sqlite_int64 iOfst  in memRead()  argument
174   memcpy(zBuf, p->aData+iOfst, iAmt);  in memRead()
185   sqlite_int64 iOfst  in memWrite()  argument
188   if( iOfst+iAmt>p->sz ){  in memWrite()
189     if( iOfst+iAmt>p->szMax ) return SQLITE_FULL;  in memWrite()
190     if( iOfst>p->sz ) memset(p->aData+p->sz, 0, iOfst-p->sz);  in memWrite()
191     p->sz = iOfst+iAmt;  in memWrite()
193   memcpy(p->aData+iOfst, z, iAmt);  in memWrite()
307   sqlite3_int64 iOfst,  in memFetch()  argument
312   *pp = (void*)(p->aData + iOfst);  in memFetch()
317 static int memUnfetch(sqlite3_file *pFile, sqlite3_int64 iOfst, void *pPage){  in memUnfetch()  argument