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Memory management.

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Nuno Cruces
2024-09-09 13:21:33 +01:00
parent c1915feb2e
commit 9d77322d50
13 changed files with 64 additions and 70 deletions
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20
sqlite.go
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@@ -86,7 +86,6 @@ type sqlite struct {
mask uint32
}
stack [9]uint64
freer uint32
}
func instantiateSQLite() (sqlt *sqlite, err error) {
@@ -102,14 +101,7 @@ func instantiateSQLite() (sqlt *sqlite, err error) {
if err != nil {
return nil, err
}
global := sqlt.mod.ExportedGlobal("malloc_destructor")
if global == nil {
return nil, util.BadBinaryErr
}
sqlt.freer = util.ReadUint32(sqlt.mod, uint32(global.Get()))
if sqlt.freer == 0 {
if sqlt.getfn("sqlite3_progress_handler_go") == nil {
return nil, util.BadBinaryErr
}
return sqlt, nil
@@ -196,15 +188,15 @@ func (sqlt *sqlite) free(ptr uint32) {
if ptr == 0 {
return
}
sqlt.call("free", uint64(ptr))
sqlt.call("sqlite3_free", uint64(ptr))
}
func (sqlt *sqlite) new(size uint64) uint32 {
if size > _MAX_ALLOCATION_SIZE {
panic(util.OOMErr)
if size == 0 {
size = 1
}
ptr := uint32(sqlt.call("malloc", size))
if ptr == 0 && size != 0 {
ptr := uint32(sqlt.call("sqlite3_malloc64", size))
if ptr == 0 {
panic(util.OOMErr)
}
return ptr