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Add the SQLITE_ENABLE_API_ARMOR compile-time option. This is a work in

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progress and is not yet completely functional.

FossilOrigin-Name: c297a84bc678f81ffc0aa9139ab73f0ca87c1971
This commit is contained in:
drh
2014-10-24 00:35:58 +00:00
parent 4f81bbb528
commit 9ca95730e3
20 changed files with 351 additions and 46 deletions
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22
src/backup.c
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@@ -138,6 +138,13 @@ sqlite3_backup *sqlite3_backup_init(
){
sqlite3_backup *p; /* Value to return */
#ifdef SQLITE_ENABLE_API_ARMOR
if( !sqlite3SafetyCheckOk(pSrcDb)||!sqlite3SafetyCheckOk(pDestDb) ){
(void)SQLITE_MISUSE_BKPT;
return 0;
}
#endif
/* Lock the source database handle. The destination database
** handle is not locked in this routine, but it is locked in
** sqlite3_backup_step(). The user is required to ensure that no
@@ -334,6 +341,9 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
int pgszSrc = 0; /* Source page size */
int pgszDest = 0; /* Destination page size */
#ifdef SQLITE_ENABLE_API_ARMOR
if( p==0 ) return SQLITE_MISUSE_BKPT;
#endif
sqlite3_mutex_enter(p->pSrcDb->mutex);
sqlite3BtreeEnter(p->pSrc);
if( p->pDestDb ){
@@ -623,6 +633,12 @@ int sqlite3_backup_finish(sqlite3_backup *p){
** call to sqlite3_backup_step().
*/
int sqlite3_backup_remaining(sqlite3_backup *p){
#ifdef SQLITE_ENABLE_API_ARMOR
if( p==0 ){
(void)SQLITE_MISUSE_BKPT;
return 0;
}
#endif
return p->nRemaining;
}
@@ -631,6 +647,12 @@ int sqlite3_backup_remaining(sqlite3_backup *p){
** recent call to sqlite3_backup_step().
*/
int sqlite3_backup_pagecount(sqlite3_backup *p){
#ifdef SQLITE_ENABLE_API_ARMOR
if( p==0 ){
(void)SQLITE_MISUSE_BKPT;
return 0;
}
#endif
return p->nPagecount;
}