First draft of the complete dbdump.c library.

FossilOrigin-Name: 84ea4fcc52d0af02648c52989c2e69f4961071e1620382555ec59a39161a7a7d
This commit is contained in:
drh 2017-03-13 21:26:41 +00:00
parent 688633cb9e
commit 473af4fe03
3 changed files with 619 additions and 12 deletions

View File

@ -12,7 +12,7 @@
**
** This file implements a C-language subroutine that converts the content
** of an SQLite database into UTF-8 text SQL statements that can be used
** to exactly recreate the original database.
** to exactly recreate the original database. ROWID values are preserved.
**
** A prototype of the implemented subroutine is this:
**
@ -45,6 +45,574 @@
** first three arguments of a single call to the library routine.
*/
#include "sqlite3.h"
#include <stdarg.h>
#include <string.h>
#include <ctype.h>
/*
** The state of the dump process.
*/
typedef struct DState DState;
struct DState {
sqlite3 *db; /* The database connection */
int nErr; /* Number of errors seen so far */
int rc; /* Error code */
int writableSchema; /* True if in writable_schema mode */
int (*xCallback)(const char*,void*); /* Send output here */
void *pArg; /* Argument to xCallback() */
};
/*
** A variable length string to which one can append text.
*/
typedef struct DText DText;
struct DText {
char *z; /* The text */
int n; /* Number of bytes of content in z[] */
int nAlloc; /* Number of bytes allocated to z[] */
};
/*
** Initialize and destroy a DText object
*/
static void initText(DText *p){
memset(p, 0, sizeof(*p));
}
static void freeText(DText *p){
sqlite3_free(p->z);
initText(p);
}
/* zIn is either a pointer to a NULL-terminated string in memory obtained
** from malloc(), or a NULL pointer. The string pointed to by zAppend is
** added to zIn, and the result returned in memory obtained from malloc().
** zIn, if it was not NULL, is freed.
**
** If the third argument, quote, is not '\0', then it is used as a
** quote character for zAppend.
*/
static void appendText(DText *p, char const *zAppend, char quote){
int len;
int i;
int nAppend = (int)(strlen(zAppend) & 0x3fffffff);
len = nAppend+p->n+1;
if( quote ){
len += 2;
for(i=0; i<nAppend; i++){
if( zAppend[i]==quote ) len++;
}
}
if( p->n+len>=p->nAlloc ){
char *zNew;
p->nAlloc = p->nAlloc*2 + len + 20;
zNew = sqlite3_realloc(p->z, p->nAlloc);
if( zNew==0 ){
freeText(p);
return;
}
p->z = zNew;
}
if( quote ){
char *zCsr = p->z+p->n;
*zCsr++ = quote;
for(i=0; i<nAppend; i++){
*zCsr++ = zAppend[i];
if( zAppend[i]==quote ) *zCsr++ = quote;
}
*zCsr++ = quote;
p->n = (int)(zCsr - p->z);
*zCsr = '\0';
}else{
memcpy(p->z+p->n, zAppend, nAppend);
p->n += nAppend;
p->z[p->n] = '\0';
}
}
/*
** Attempt to determine if identifier zName needs to be quoted, either
** because it contains non-alphanumeric characters, or because it is an
** SQLite keyword. Be conservative in this estimate: When in doubt assume
** that quoting is required.
**
** Return '"' if quoting is required. Return 0 if no quoting is required.
*/
static char quoteChar(const char *zName){
/* All SQLite keywords, in alphabetical order */
static const char *azKeywords[] = {
"ABORT", "ACTION", "ADD", "AFTER", "ALL", "ALTER", "ANALYZE", "AND", "AS",
"ASC", "ATTACH", "AUTOINCREMENT", "BEFORE", "BEGIN", "BETWEEN", "BY",
"CASCADE", "CASE", "CAST", "CHECK", "COLLATE", "COLUMN", "COMMIT",
"CONFLICT", "CONSTRAINT", "CREATE", "CROSS", "CURRENT_DATE",
"CURRENT_TIME", "CURRENT_TIMESTAMP", "DATABASE", "DEFAULT", "DEFERRABLE",
"DEFERRED", "DELETE", "DESC", "DETACH", "DISTINCT", "DROP", "EACH",
"ELSE", "END", "ESCAPE", "EXCEPT", "EXCLUSIVE", "EXISTS", "EXPLAIN",
"FAIL", "FOR", "FOREIGN", "FROM", "FULL", "GLOB", "GROUP", "HAVING", "IF",
"IGNORE", "IMMEDIATE", "IN", "INDEX", "INDEXED", "INITIALLY", "INNER",
"INSERT", "INSTEAD", "INTERSECT", "INTO", "IS", "ISNULL", "JOIN", "KEY",
"LEFT", "LIKE", "LIMIT", "MATCH", "NATURAL", "NO", "NOT", "NOTNULL",
"NULL", "OF", "OFFSET", "ON", "OR", "ORDER", "OUTER", "PLAN", "PRAGMA",
"PRIMARY", "QUERY", "RAISE", "RECURSIVE", "REFERENCES", "REGEXP",
"REINDEX", "RELEASE", "RENAME", "REPLACE", "RESTRICT", "RIGHT",
"ROLLBACK", "ROW", "SAVEPOINT", "SELECT", "SET", "TABLE", "TEMP",
"TEMPORARY", "THEN", "TO", "TRANSACTION", "TRIGGER", "UNION", "UNIQUE",
"UPDATE", "USING", "VACUUM", "VALUES", "VIEW", "VIRTUAL", "WHEN", "WHERE",
"WITH", "WITHOUT",
};
int i, lwr, upr, mid, c;
if( !isalpha((unsigned char)zName[0]) && zName[0]!='_' ) return '"';
for(i=0; zName[i]; i++){
if( !isalnum((unsigned char)zName[i]) && zName[i]!='_' ) return '"';
}
lwr = 0;
upr = sizeof(azKeywords)/sizeof(azKeywords[0]) - 1;
while( lwr<=upr ){
mid = (lwr+upr)/2;
c = sqlite3_stricmp(azKeywords[mid], zName);
if( c==0 ) return '"';
if( c<0 ){
lwr = mid+1;
}else{
upr = mid-1;
}
}
return 0;
}
/*
** Release memory previously allocated by tableColumnList().
*/
static void freeColumnList(char **azCol){
int i;
for(i=1; azCol[i]; i++){
sqlite3_free(azCol[i]);
}
/* azCol[0] is a static string */
sqlite3_free(azCol);
}
/*
** Return a list of pointers to strings which are the names of all
** columns in table zTab. The memory to hold the names is dynamically
** allocated and must be released by the caller using a subsequent call
** to freeColumnList().
**
** The azCol[0] entry is usually NULL. However, if zTab contains a rowid
** value that needs to be preserved, then azCol[0] is filled in with the
** name of the rowid column.
**
** The first regular column in the table is azCol[1]. The list is terminated
** by an entry with azCol[i]==0.
*/
static char **tableColumnList(DState *p, const char *zTab){
char **azCol = 0;
sqlite3_stmt *pStmt = 0;
char *zSql;
int nCol = 0;
int nAlloc = 0;
int nPK = 0; /* Number of PRIMARY KEY columns seen */
int isIPK = 0; /* True if one PRIMARY KEY column of type INTEGER */
int preserveRowid = 1;
int rc;
zSql = sqlite3_mprintf("PRAGMA table_info=%Q", zTab);
if( zSql==0 ) return 0;
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
sqlite3_free(zSql);
if( rc ) return 0;
azCol[0] = 0;
while( sqlite3_step(pStmt)==SQLITE_ROW ){
if( nCol>=nAlloc-2 ){
char **azNew;
nAlloc = nAlloc*2 + nCol + 10;
azNew = sqlite3_realloc(azCol, nAlloc*sizeof(azCol[0]));
if( azNew==0 ) goto col_oom;
azCol = azNew;
}
azCol[++nCol] = sqlite3_mprintf("%s", sqlite3_column_text(pStmt, 1));
if( azCol[nCol]==0 ) goto col_oom;
if( sqlite3_column_int(pStmt, 5) ){
nPK++;
if( nPK==1
&& sqlite3_stricmp((const char*)sqlite3_column_text(pStmt,2),
"INTEGER")==0
){
isIPK = 1;
}else{
isIPK = 0;
}
}
}
sqlite3_finalize(pStmt);
pStmt = 0;
azCol[nCol+1] = 0;
/* The decision of whether or not a rowid really needs to be preserved
** is tricky. We never need to preserve a rowid for a WITHOUT ROWID table
** or a table with an INTEGER PRIMARY KEY. We are unable to preserve
** rowids on tables where the rowid is inaccessible because there are other
** columns in the table named "rowid", "_rowid_", and "oid".
*/
if( isIPK ){
/* If a single PRIMARY KEY column with type INTEGER was seen, then it
** might be an alise for the ROWID. But it might also be a WITHOUT ROWID
** table or a INTEGER PRIMARY KEY DESC column, neither of which are
** ROWID aliases. To distinguish these cases, check to see if
** there is a "pk" entry in "PRAGMA index_list". There will be
** no "pk" index if the PRIMARY KEY really is an alias for the ROWID.
*/
zSql = sqlite3_mprintf("SELECT 1 FROM pragma_index_list(%Q)"
" WHERE origin='pk'", zTab);
if( zSql==0 ) goto col_oom;
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
sqlite3_free(zSql);
if( rc ){
freeColumnList(azCol);
return 0;
}
rc = sqlite3_step(pStmt);
sqlite3_finalize(pStmt);
pStmt = 0;
preserveRowid = rc==SQLITE_ROW;
}
if( preserveRowid ){
/* Only preserve the rowid if we can find a name to use for the
** rowid */
static char *azRowid[] = { "rowid", "_rowid_", "oid" };
int i, j;
for(j=0; j<3; j++){
for(i=1; i<=nCol; i++){
if( sqlite3_stricmp(azRowid[j],azCol[i])==0 ) break;
}
if( i>nCol ){
/* At this point, we know that azRowid[j] is not the name of any
** ordinary column in the table. Verify that azRowid[j] is a valid
** name for the rowid before adding it to azCol[0]. WITHOUT ROWID
** tables will fail this last check */
int rc;
rc = sqlite3_table_column_metadata(p->db,0,zTab,azRowid[j],0,0,0,0,0);
if( rc==SQLITE_OK ) azCol[0] = azRowid[j];
break;
}
}
}
return azCol;
col_oom:
sqlite3_finalize(pStmt);
freeColumnList(azCol);
p->nErr++;
p->rc = SQLITE_NOMEM;
return 0;
}
/*
** Send mprintf-formatted content to the output callback.
*/
static void output_formatted(DState *p, const char *zFormat, ...){
va_list ap;
char *z;
va_start(ap, zFormat);
z = sqlite3_mprintf(zFormat, ap);
va_end(ap);
p->xCallback(z, p->pArg);
sqlite3_free(z);
}
/*
** Output the given string as a quoted string using SQL quoting conventions.
**
** The "\n" and "\r" characters are converted to char(10) and char(13)
** to prevent them from being transformed by end-of-line translators.
*/
static void output_quoted_string(DState *p, const unsigned char *z){
int i;
char c;
int inQuote = 0;
int bStarted = 0;
for(i=0; (c = z[i])!=0 && c!='\'' && c!='\n' && c!='\r'; i++){}
if( c==0 ){
output_formatted(p, "'%s'", z);
return;
}
while( *z ){
for(i=0; (c = z[i])!=0 && c!='\n' && c!='\r' && c!='\''; i++){}
if( c=='\'' ) i++;
if( i ){
if( !inQuote ){
if( bStarted ) p->xCallback("||", p->pArg);
p->xCallback("'", p->pArg);
inQuote = 1;
}
output_formatted(p, "%.*s", i, z);
z += i;
bStarted = 1;
}
if( c=='\'' ){
p->xCallback("'", p->pArg);
continue;
}
if( inQuote ){
p->xCallback("'", p->pArg);
inQuote = 0;
}
if( c==0 ){
break;
}
for(i=0; (c = z[i])=='\r' || c=='\n'; i++){
if( bStarted ) p->xCallback("||", p->pArg);
output_formatted(p, "char(%d)", c);
bStarted = 1;
}
z += i;
}
if( inQuote ) p->xCallback("'", p->pArg);
}
/*
** This is an sqlite3_exec callback routine used for dumping the database.
** Each row received by this callback consists of a table name,
** the table type ("index" or "table") and SQL to create the table.
** This routine should print text sufficient to recreate the table.
*/
static int dump_callback(void *pArg, int nArg, char **azArg, char **azCol){
int rc;
const char *zTable;
const char *zType;
const char *zSql;
DState *p = (DState*)pArg;
sqlite3_stmt *pStmt;
(void)azCol;
if( nArg!=3 ) return 1;
zTable = azArg[0];
zType = azArg[1];
zSql = azArg[2];
if( strcmp(zTable, "sqlite_sequence")==0 ){
p->xCallback("DELETE FROM sqlite_sequence;\n", p->pArg);
}else if( sqlite3_strglob("sqlite_stat?", zTable)==0 ){
p->xCallback("ANALYZE sqlite_master;\n", p->pArg);
}else if( strncmp(zTable, "sqlite_", 7)==0 ){
return 0;
}else if( strncmp(zSql, "CREATE VIRTUAL TABLE", 20)==0 ){
if( !p->writableSchema ){
p->xCallback("PRAGMA writable_schema=ON;\n", p->pArg);
p->writableSchema = 1;
}
output_formatted(p,
"INSERT INTO sqlite_master(type,name,tbl_name,rootpage,sql)"
"VALUES('table','%q','%q',0,'%q');",
zTable, zTable, zSql);
return 0;
}else{
if( sqlite3_strglob("CREATE TABLE ['\"]*", zSql)==0 ){
p->xCallback("CREATE TABLE IF NOT EXISTS ", p->pArg);
p->xCallback(zSql+13, p->pArg);
}else{
p->xCallback(zSql, p->pArg);
}
p->xCallback(";\n", p->pArg);
}
if( strcmp(zType, "table")==0 ){
DText sSelect;
DText sTable;
char **azCol;
int i;
int nCol;
azCol = tableColumnList(p, zTable);
if( azCol==0 ) return 0;
/* Always quote the table name, even if it appears to be pure ascii,
** in case it is a keyword. Ex: INSERT INTO "table" ... */
initText(&sTable);
appendText(&sTable, zTable, quoteChar(zTable));
/* If preserving the rowid, add a column list after the table name.
** In other words: "INSERT INTO tab(rowid,a,b,c,...) VALUES(...)"
** instead of the usual "INSERT INTO tab VALUES(...)".
*/
if( azCol[0] ){
appendText(&sTable, "(", 0);
appendText(&sTable, azCol[0], 0);
for(i=1; azCol[i]; i++){
appendText(&sTable, ",", 0);
appendText(&sTable, azCol[i], quoteChar(azCol[i]));
}
appendText(&sTable, ")", 0);
}
appendText(&sTable, " VALUES(", 0);
/* Build an appropriate SELECT statement */
initText(&sSelect);
appendText(&sSelect, "SELECT ", 0);
if( azCol[0] ){
appendText(&sSelect, azCol[0], 0);
appendText(&sSelect, ",", 0);
}
for(i=1; azCol[i]; i++){
appendText(&sSelect, azCol[i], quoteChar(azCol[i]));
if( azCol[i+1] ){
appendText(&sSelect, ",", 0);
}
}
nCol = i-1;
freeColumnList(azCol);
appendText(&sSelect, " FROM ", 0);
appendText(&sSelect, zTable, quoteChar(zTable));
rc = sqlite3_prepare_v2(p->db, sSelect.z, -1, &pStmt, 0);
if( rc!=SQLITE_OK ){
p->nErr++;
if( p->rc==SQLITE_OK ) p->rc = rc;
}else{
while( SQLITE_ROW==sqlite3_step(pStmt) ){
p->xCallback(sTable.z, p->pArg);
for(i=0; i<nCol; i++){
if( i ) p->xCallback(",", p->pArg);
switch( sqlite3_column_type(pStmt,i) ){
case SQLITE_INTEGER: {
output_formatted(p, "%lld", sqlite3_column_int64(pStmt,i));
break;
}
case SQLITE_FLOAT: {
double r = sqlite3_column_double(pStmt,i);
output_formatted(p, "%!.20g", r);
break;
}
case SQLITE_NULL: {
p->xCallback("NULL", p->pArg);
break;
}
case SQLITE_TEXT: {
output_quoted_string(p, sqlite3_column_text(pStmt,i));
break;
}
case SQLITE_BLOB: {
int nByte = sqlite3_column_bytes(pStmt,i);
unsigned char *a = (unsigned char*)sqlite3_column_blob(pStmt,i);
int j;
p->xCallback("x'", p->pArg);
for(j=0; j<nByte; j++){
char zWord[3];
zWord[0] = "0123456789abcdef"[(a[j]>>4)&15];
zWord[1] = "0123456789abcdef"[a[j]&15];
zWord[2] = 0;
p->xCallback(zWord, p->pArg);
}
p->xCallback("'", p->pArg);
break;
}
}
}
p->xCallback(");\n", p->pArg);
}
}
sqlite3_finalize(pStmt);
freeText(&sTable);
freeText(&sSelect);
}
return 0;
}
/*
** Execute a query statement that will generate SQL output. Print
** the result columns, comma-separated, on a line and then add a
** semicolon terminator to the end of that line.
**
** If the number of columns is 1 and that column contains text "--"
** then write the semicolon on a separate line. That way, if a
** "--" comment occurs at the end of the statement, the comment
** won't consume the semicolon terminator.
*/
static void output_sql_from_query(
DState *p, /* Query context */
const char *zSelect, /* SELECT statement to extract content */
...
){
sqlite3_stmt *pSelect;
int rc;
int nResult;
int i;
const char *z;
char *zSql;
va_list ap;
va_start(ap, zSelect);
zSql = sqlite3_mprintf(zSelect, ap);
va_end(ap);
if( zSql==0 ){
p->rc = SQLITE_NOMEM;
p->nErr++;
return;
}
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pSelect, 0);
sqlite3_free(zSql);
if( rc!=SQLITE_OK || !pSelect ){
output_formatted(p, "/**** ERROR: (%d) %s *****/\n", rc,
sqlite3_errmsg(p->db));
p->nErr++;
return;
}
rc = sqlite3_step(pSelect);
nResult = sqlite3_column_count(pSelect);
while( rc==SQLITE_ROW ){
z = (const char*)sqlite3_column_text(pSelect, 0);
p->xCallback(z, p->pArg);
for(i=1; i<nResult; i++){
p->xCallback(",", p->pArg);
p->xCallback((const char*)sqlite3_column_text(pSelect,i), p->pArg);
}
if( z==0 ) z = "";
while( z[0] && (z[0]!='-' || z[1]!='-') ) z++;
if( z[0] ){
p->xCallback("\n;\n", p->pArg);
}else{
p->xCallback(";\n", p->pArg);
}
rc = sqlite3_step(pSelect);
}
rc = sqlite3_finalize(pSelect);
if( rc!=SQLITE_OK ){
output_formatted(p, "/**** ERROR: (%d) %s *****/\n", rc,
sqlite3_errmsg(p->db));
if( (rc&0xff)!=SQLITE_CORRUPT ) p->nErr++;
}
}
/*
** Run zQuery. Use dump_callback() as the callback routine so that
** the contents of the query are output as SQL statements.
**
** If we get a SQLITE_CORRUPT error, rerun the query after appending
** "ORDER BY rowid DESC" to the end.
*/
static void run_schema_dump_query(
DState *p,
const char *zQuery,
...
){
char *zErr = 0;
char *z;
va_list ap;
va_start(ap, zQuery);
z = sqlite3_mprintf(zQuery, ap);
va_end(ap);
sqlite3_exec(p->db, z, dump_callback, p, &zErr);
sqlite3_free(z);
if( zErr ){
output_formatted(p, "/****** %s ******/\n", zErr);
sqlite3_free(zErr);
p->nErr++;
zErr = 0;
}
}
/*
** Convert an SQLite database into SQL statements that will recreate that
@ -57,7 +625,49 @@ int sqlite3_db_dump(
int (*xCallback)(const char*,void*), /* Output sent to this callback */
void *pArg /* Second argument of the callback */
){
return SQLITE_OK;
DState x;
memset(&x, 0, sizeof(x));
x.rc = sqlite3_exec(db, "BEGIN", 0, 0, 0);
if( x.rc ) return x.rc;
x.db = db;
x.xCallback = xCallback;
x.pArg = pArg;
xCallback("PRAGMA foreign_keys=OFF;\nBEGIN TRANSACTION;\n", pArg);
if( zTable==0 ){
run_schema_dump_query(&x,
"SELECT name, type, sql FROM \"%w\".sqlite_master "
"WHERE sql NOT NULL AND type=='table' AND name!='sqlite_sequence'",
zSchema
);
run_schema_dump_query(&x,
"SELECT name, type, sql FROM \"%w\".sqlite_master "
"WHERE name=='sqlite_sequence'", zSchema
);
output_sql_from_query(&x,
"SELECT sql FROM sqlite_master "
"WHERE sql NOT NULL AND type IN ('index','trigger','view')", 0
);
}else{
run_schema_dump_query(&x,
"SELECT name, type, sql FROM \"%w\".sqlite_master "
"WHERE tbl_name=%Q COLLATE nocase AND type=='table'"
" AND sql NOT NULL",
zSchema, zTable
);
output_sql_from_query(&x,
"SELECT sql FROM \"%w\".sqlite_master "
"WHERE sql NOT NULL"
" AND type IN ('index','trigger','view')"
" AND tbl_name=%Q COLLATE nocase",
zSchema, zTable
);
}
if( x.writableSchema ){
xCallback("PRAGMA writable_schema=OFF;\n", pArg);
}
xCallback(x.nErr ? "ROLLBACK; -- due to errors\n" : "COMMIT;\n", pArg);
sqlite3_exec(db, "COMMIT", 0, 0, 0);
return x.rc;
}

View File

@ -1,5 +1,5 @@
C Infrastructure\sfor\san\sextension\sC-library\sto\simplement\ssqlite3_db_dump()\sand\na\scorresponding\s"dbdump"\scommand-line\sutility\s-\sboth\sof\swhich\sdo\sthe\ssame\nwork\sas\sthe\s".dump"\scommand\sof\sthe\sCLI.
D 2017-03-13T19:26:34.140
C First\sdraft\sof\sthe\scomplete\sdbdump.c\slibrary.
D 2017-03-13T21:26:41.643
F Makefile.in 9605f4c49eace601d5c12c85dd6e037cc613a6d823e857614ba26b42f1285db0
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc 9020fa41eb91f657ae0cc44145d0a2f3af520860
@ -211,7 +211,7 @@ F ext/misc/carray.c 40c27641010a4dc67e3690bdb7c9d36ca58b3c2d
F ext/misc/closure.c 0d2a038df8fbae7f19de42e7c7d71f2e4dc88704
F ext/misc/compress.c 122faa92d25033d6c3f07c39231de074ab3d2e83
F ext/misc/csv.c 531a46cbad789fca0aa9db69a0e6c8ac9e68767d
F ext/misc/dbdump.c 5777b95fe1797a7fce841f4cb88bc30f66b8a3c929e988b1d3b3cf4aab044739
F ext/misc/dbdump.c 819eb33f6ff788a466525557f7ea3742078853cc794b2eb0799a254dd6da81e2
F ext/misc/eval.c f971962e92ebb8b0a4e6b62949463ee454d88fa2
F ext/misc/fileio.c d4171c815d6543a9edef8308aab2951413cd8d0f
F ext/misc/fuzzer.c 7c64b8197bb77b7d64eff7cac7848870235d4c25
@ -1564,10 +1564,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 68f6dc7af1013f296a11db14c007cc13cc3fe56832848bfed835ed8f74dcc676
R 26910a3d8e71b6c159f5bba8a9a5daac
T *branch * dbdump
T *sym-dbdump *
T -sym-trunk *
P 74c5ace498f72d7f5495203678bedd0bc540211131a4e4db7b62115d5322a288
R dcbc2252d3d150af6e3faa70158994bd
U drh
Z 0266a8ae90d3841510ebcee8fa626828
Z 9a73382dae2ea2eb6bda6a3d74fd54dd

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