llgo:rust:sled:a working demo

This commit is contained in:
luoliwoshang
2024-07-05 17:43:33 +08:00
parent a36d5b6302
commit a2fd010521
2 changed files with 54 additions and 18 deletions

View File

@@ -6,11 +6,12 @@ import (
)
func main() {
//c.Printf(c.Str("helloworld\n"))
var valueLen c.Ulong
conf := &sled.SledConfig{}
conf.SetPath(c.Str("./db.sled"))
db := conf.OpenDB()
conf := sled.CreateConfig()
path := c.Str("./db")
copyPath := c.Strdup(path)
pathConfig := conf.SetPath(copyPath)
db := pathConfig.OpenDb()
db.Set(c.Str("key"), 3, c.Str("value"), 5)
value := db.Get(c.Str("key"), 3, &valueLen)
c.Printf(c.Str("value: %s\n"), value)

View File

@@ -15,21 +15,56 @@ type SledDb struct {
Unused [8]byte
}
//llgo:link (*SledConfig).SetPath C.sled_config_set_path
func (conf *SledConfig) SetPath(char *c.Char) *SledConfig {
return nil
}
// Create a new configuration
// llgo:link CreateConfig C.sled_create_config
func CreateConfig() *SledConfig { return nil }
//llgo:link (*SledConfig).OpenDB C.sled_open_db
func (conf *SledConfig) OpenDB() *SledDb {
return nil
}
// Free a configuration
// llgo:link (*SledConfig).FreeConfig C.sled_free_config
func (conf *SledConfig) FreeConfig() {}
//llgo:link (*SledDb).Set C.sled_set
func (db *SledDb) Set(key *c.Char, keyLen c.Ulong, value *c.Char, valueLen c.Ulong) {
}
// Set the configured file path
// llgo:link (*SledConfig).SetPath C.sled_config_set_path
func (conf *SledConfig) SetPath(path *c.Char) *SledConfig { return nil }
//llgo:link (*SledDb).Get C.sled_get
func (db *SledDb) Get(key *c.Char, keyLen c.Ulong, valLen *c.Ulong) *c.Char {
return nil
// Set the configured cache capacity in bytes
// llgo:link (*SledConfig).SetCacheCapacity C.sled_config_set_cache_capacity
func (conf *SledConfig) SetCacheCapacity(capacity c.Ulong) *SledConfig { return nil }
// Configure the use of the zstd compression library
// llgo:link (*SledConfig).UseCompression C.sled_config_use_compression
func (conf *SledConfig) UseCompression(use_compression c.Char) *SledConfig { return nil }
// Set the configured IO buffer flush interval in milliseconds
// llgo:link (*SledConfig).SetFlushEveryMs C.sled_config_flush_every_ms
func (conf *SledConfig) SetFlushEveryMs(flush_every c.Int) *SledConfig { return nil }
// Open a sled lock-free log-structured tree
// llgo:link (*SledConfig).OpenDb C.sled_open_db
func (conf *SledConfig) OpenDb() *SledDb { return nil }
// Close a sled lock-free log-structured tree
// llgo:link (*SledDb).Close C.sled_close
func (db *SledDb) Close() {}
// Free a buffer originally allocated by sled
// llgo:link FreeBuf C.sled_free_buf
func FreeBuf(buf *c.Char, sz c.Ulong) {}
// Set a key to a value
// llgo:link (*SledDb).Set C.sled_set
func (db *SledDb) Set(key *c.Char, keylen c.Ulong, val *c.Char, vallen c.Ulong) {}
// Get the value of a key
// llgo:link (*SledDb).Get C.sled_get
func (db *SledDb) Get(key *c.Char, keylen c.Ulong, vallen *c.Ulong) *c.Char { return nil }
// Delete the value of a key
// llgo:link (*SledDb).Del C.sled_del
func (db *SledDb) Del(key *c.Char, keylen c.Ulong) {}
// Compare and swap
// llgo:link (*SledDb).CompareAndSwap C.sled_compare_and_swap
func (db *SledDb) CompareAndSwap(key *c.Char, keylen c.Ulong, old_val *c.Char, old_vallen c.Ulong, new_val *c.Char, new_vallen c.Ulong, actual_val **c.Char, actual_vallen *c.Ulong) c.Char {
return 0
}