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Author: sivukhin

libsql-ffi/bundled/SQLite3MultipleCiphers/src/sqlite3.c

@@ -85673,8 +85673,8 @@ void blobSpotFree(BlobSpot *pBlobSpot);
 
 /*
  * Accessor for node binary format
- * - v1 format is the following:
- *   [u64 nRowid] [u16 nEdges] [node vector] [edge vector] * nEdges [trash vector] * (nMaxEdges - nEdges) ([u64 legacyField] [u64 edgeId]) * nEdges
+ * - default format is the following:
+ *   [u64 nRowid] [u16 nEdges] [2 byte padding] [node vector] [edge vector] * nEdges [trash vector] * (nMaxEdges - nEdges) ([u32 unused] [f32 distance] [u64 edgeId]) * nEdges
  *   Note, that node vector and edge vector can have different representations (and edge vector can be smaller in size than node vector)
 */
 int nodeEdgesMaxCount(const DiskAnnIndex *pIndex);
@@ -85713,9 +85713,11 @@ typedef u8 MetricType;
 /*
  * 1 - v1 version; node block format: [node meta] [node vector] [edge vectors] ... [ [u64 unused               ] [u64 edge rowid] ] ...
  * 2 - v2 version; node block format: [node meta] [node vector] [edge vectors] ... [ [u32 unused] [f32 distance] [u64 edge rowid] ] ...
+ * 3 - v3 version; node meta aligned to 8-byte boundary (instead of having u64 + u16 size - we round it up to u64 + u64)
 */
 #define VECTOR_FORMAT_V1                    1
-#define VECTOR_FORMAT_DEFAULT               2
+#define VECTOR_FORMAT_V2                    2
+#define VECTOR_FORMAT_DEFAULT               3
 
 /* type of the vector index */
 #define VECTOR_INDEX_TYPE_PARAM_ID          2
@@ -212727,8 +212729,6 @@ SQLITE_PRIVATE void sqlite3RegisterVectorFunctions(void){
 */
 #define DISKANN_BLOCK_SIZE_SHIFT 9
 
-#define VECTOR_NODE_METADATA_SIZE (sizeof(u64) + sizeof(u16))
-#define VECTOR_EDGE_METADATA_SIZE (sizeof(u64) + sizeof(u64))
 
 typedef struct VectorPair VectorPair;
 typedef struct DiskAnnSearchCtx DiskAnnSearchCtx;
@@ -212951,46 +212951,58 @@ void blobSpotFree(BlobSpot *pBlobSpot) {
 ** Layout specific utilities
 **************************************************************************/
 
-int nodeEdgeOverhead(int nEdgeVectorSize){
-  return nEdgeVectorSize + VECTOR_EDGE_METADATA_SIZE;
+int nodeMetadataSize(int nFormatVersion){
+  if( nFormatVersion <= VECTOR_FORMAT_V2 ){
+    return (sizeof(u64) + sizeof(u16));
+  }else{
+    return (sizeof(u64) + sizeof(u64));
+  }
+}
+
+int edgeMetadataSize(int nFormatVersion){
+  return (sizeof(u64) + sizeof(u64));
+}
+
+int nodeEdgeOverhead(int nFormatVersion, int nEdgeVectorSize){
+  return nEdgeVectorSize + edgeMetadataSize(nFormatVersion);
 }
 
-int nodeOverhead(int nNodeVectorSize){
-  return nNodeVectorSize + VECTOR_NODE_METADATA_SIZE;
+int nodeOverhead(int nFormatVersion, int nNodeVectorSize){
+  return nNodeVectorSize + nodeMetadataSize(nFormatVersion);
 }
 
 int nodeEdgesMaxCount(const DiskAnnIndex *pIndex){
-  unsigned int nMaxEdges = (pIndex->nBlockSize - nodeOverhead(pIndex->nNodeVectorSize)) / nodeEdgeOverhead(pIndex->nEdgeVectorSize);
+  unsigned int nMaxEdges = (pIndex->nBlockSize - nodeOverhead(pIndex->nFormatVersion, pIndex->nNodeVectorSize)) / nodeEdgeOverhead(pIndex->nFormatVersion, pIndex->nEdgeVectorSize);
   assert( nMaxEdges > 0);
   return nMaxEdges;
 }
 
 int nodeEdgesMetadataOffset(const DiskAnnIndex *pIndex){
   unsigned int offset;
   unsigned int nMaxEdges = nodeEdgesMaxCount(pIndex);
-  offset = VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize + nMaxEdges * pIndex->nEdgeVectorSize;
+  offset = nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize + nMaxEdges * pIndex->nEdgeVectorSize;
   assert( offset <= pIndex->nBlockSize );
   return offset;
 }
 
 void nodeBinInit(const DiskAnnIndex *pIndex, BlobSpot *pBlobSpot, u64 nRowid, Vector *pVector){
-  assert( VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize <= pBlobSpot->nBufferSize );
+  assert( nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize <= pBlobSpot->nBufferSize );
 
   memset(pBlobSpot->pBuffer, 0, pBlobSpot->nBufferSize);
   writeLE64(pBlobSpot->pBuffer, nRowid);
   // neighbours count already zero after memset - no need to set it explicitly
 
-  vectorSerializeToBlob(pVector, pBlobSpot->pBuffer + VECTOR_NODE_METADATA_SIZE, pIndex->nNodeVectorSize);
+  vectorSerializeToBlob(pVector, pBlobSpot->pBuffer + nodeMetadataSize(pIndex->nFormatVersion), pIndex->nNodeVectorSize);
 }
 
 void nodeBinVector(const DiskAnnIndex *pIndex, const BlobSpot *pBlobSpot, Vector *pVector) {
-  assert( VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize <= pBlobSpot->nBufferSize );
+  assert( nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize <= pBlobSpot->nBufferSize );
 
-  vectorInitStatic(pVector, pIndex->nNodeVectorType, pIndex->nVectorDims, pBlobSpot->pBuffer + VECTOR_NODE_METADATA_SIZE);
+  vectorInitStatic(pVector, pIndex->nNodeVectorType, pIndex->nVectorDims, pBlobSpot->pBuffer + nodeMetadataSize(pIndex->nFormatVersion));
 }
 
 u16 nodeBinEdges(const DiskAnnIndex *pIndex, const BlobSpot *pBlobSpot) {
-  assert( VECTOR_NODE_METADATA_SIZE <= pBlobSpot->nBufferSize );
+  assert( nodeMetadataSize(pIndex->nFormatVersion) <= pBlobSpot->nBufferSize );
 
   return readLE16(pBlobSpot->pBuffer + sizeof(u64));
 }
@@ -213000,20 +213012,20 @@ void nodeBinEdge(const DiskAnnIndex *pIndex, const BlobSpot *pBlobSpot, int iEdg
   int offset = nodeEdgesMetadataOffset(pIndex);
 
   if( pRowid != NULL ){
-    assert( offset + (iEdge + 1) * VECTOR_EDGE_METADATA_SIZE <= pBlobSpot->nBufferSize );
-    *pRowid = readLE64(pBlobSpot->pBuffer + offset + iEdge * VECTOR_EDGE_METADATA_SIZE + sizeof(u64));
+    assert( offset + (iEdge + 1) * edgeMetadataSize(pIndex->nFormatVersion) <= pBlobSpot->nBufferSize );
+    *pRowid = readLE64(pBlobSpot->pBuffer + offset + iEdge * edgeMetadataSize(pIndex->nFormatVersion) + sizeof(u64));
   }
   if( pIndex->nFormatVersion != VECTOR_FORMAT_V1 && pDistance != NULL ){
-    distance = readLE32(pBlobSpot->pBuffer + offset + iEdge * VECTOR_EDGE_METADATA_SIZE + sizeof(u32));
+    distance = readLE32(pBlobSpot->pBuffer + offset + iEdge * edgeMetadataSize(pIndex->nFormatVersion) + sizeof(u32));
     *pDistance = *((float*)&distance);
   }
   if( pVector != NULL ){
-    assert( VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize + iEdge * pIndex->nEdgeVectorSize < offset );
+    assert( nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize + iEdge * pIndex->nEdgeVectorSize < offset );
     vectorInitStatic(
       pVector,
       pIndex->nEdgeVectorType,
       pIndex->nVectorDims,
-      pBlobSpot->pBuffer + VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize + iEdge * pIndex->nEdgeVectorSize
+      pBlobSpot->pBuffer + nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize + iEdge * pIndex->nEdgeVectorSize
     );
   }
 }
@@ -213050,11 +213062,11 @@ void nodeBinReplaceEdge(const DiskAnnIndex *pIndex, BlobSpot *pBlobSpot, int iRe
     nEdges++;
   }
 
-  edgeVectorOffset = VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize + iReplace * pIndex->nEdgeVectorSize;
-  edgeMetaOffset = nodeEdgesMetadataOffset(pIndex) + iReplace * VECTOR_EDGE_METADATA_SIZE;
+  edgeVectorOffset = nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize + iReplace * pIndex->nEdgeVectorSize;
+  edgeMetaOffset = nodeEdgesMetadataOffset(pIndex) + iReplace * edgeMetadataSize(pIndex->nFormatVersion);
 
   assert( edgeVectorOffset + pIndex->nEdgeVectorSize <= pBlobSpot->nBufferSize );
-  assert( edgeMetaOffset + VECTOR_EDGE_METADATA_SIZE <= pBlobSpot->nBufferSize );
+  assert( edgeMetaOffset + edgeMetadataSize(pIndex->nFormatVersion) <= pBlobSpot->nBufferSize );
 
   vectorSerializeToBlob(pVector, pBlobSpot->pBuffer + edgeVectorOffset, pIndex->nEdgeVectorSize);
   writeLE32(pBlobSpot->pBuffer + edgeMetaOffset + sizeof(u32), *((u32*)&distance));
@@ -213070,19 +213082,19 @@ void nodeBinDeleteEdge(const DiskAnnIndex *pIndex, BlobSpot *pBlobSpot, int iDel
 
   assert( 0 <= iDelete && iDelete < nEdges );
 
-  edgeVectorOffset = VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize + iDelete * pIndex->nEdgeVectorSize;
-  lastVectorOffset = VECTOR_NODE_METADATA_SIZE + pIndex->nNodeVectorSize + (nEdges - 1) * pIndex->nEdgeVectorSize;
-  edgeMetaOffset = nodeEdgesMetadataOffset(pIndex) + iDelete * VECTOR_EDGE_METADATA_SIZE;
-  lastMetaOffset = nodeEdgesMetadataOffset(pIndex) + (nEdges - 1) * VECTOR_EDGE_METADATA_SIZE;
+  edgeVectorOffset = nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize + iDelete * pIndex->nEdgeVectorSize;
+  lastVectorOffset = nodeMetadataSize(pIndex->nFormatVersion) + pIndex->nNodeVectorSize + (nEdges - 1) * pIndex->nEdgeVectorSize;
+  edgeMetaOffset = nodeEdgesMetadataOffset(pIndex) + iDelete * edgeMetadataSize(pIndex->nFormatVersion);
+  lastMetaOffset = nodeEdgesMetadataOffset(pIndex) + (nEdges - 1) * edgeMetadataSize(pIndex->nFormatVersion);
 
   assert( edgeVectorOffset + pIndex->nEdgeVectorSize <= pBlobSpot->nBufferSize );
   assert( lastVectorOffset + pIndex->nEdgeVectorSize <= pBlobSpot->nBufferSize );
-  assert( edgeMetaOffset + VECTOR_EDGE_METADATA_SIZE <= pBlobSpot->nBufferSize );
-  assert( lastMetaOffset + VECTOR_EDGE_METADATA_SIZE <= pBlobSpot->nBufferSize );
+  assert( edgeMetaOffset + edgeMetadataSize(pIndex->nFormatVersion) <= pBlobSpot->nBufferSize );
+  assert( lastMetaOffset + edgeMetadataSize(pIndex->nFormatVersion) <= pBlobSpot->nBufferSize );
 
   if( edgeVectorOffset < lastVectorOffset ){
     memmove(pBlobSpot->pBuffer + edgeVectorOffset, pBlobSpot->pBuffer + lastVectorOffset, pIndex->nEdgeVectorSize);
-    memmove(pBlobSpot->pBuffer + edgeMetaOffset, pBlobSpot->pBuffer + lastMetaOffset, VECTOR_EDGE_METADATA_SIZE);
+    memmove(pBlobSpot->pBuffer + edgeMetaOffset, pBlobSpot->pBuffer + lastMetaOffset, edgeMetadataSize(pIndex->nFormatVersion));
   }
 
   writeLE16(pBlobSpot->pBuffer + sizeof(u64), nEdges - 1);
@@ -213168,9 +213180,9 @@ int diskAnnCreateIndex(
   if( maxNeighborsParam == 0 ){
     // 3 D**(1/2) gives good recall values (90%+)
     // we also want to keep disk overhead at moderate level - 50x of the disk size increase is the current upper bound
-    maxNeighborsParam = MIN(3 * ((int)(sqrt(dims)) + 1), (50 * nodeOverhead(vectorDataSize(type, dims))) / nodeEdgeOverhead(vectorDataSize(neighbours, dims)) + 1);
+    maxNeighborsParam = MIN(3 * ((int)(sqrt(dims)) + 1), (50 * nodeOverhead(VECTOR_FORMAT_DEFAULT, vectorDataSize(type, dims))) / nodeEdgeOverhead(VECTOR_FORMAT_DEFAULT, vectorDataSize(neighbours, dims)) + 1);
   }
-  blockSizeBytes = nodeOverhead(vectorDataSize(type, dims)) + maxNeighborsParam * (u64)nodeEdgeOverhead(vectorDataSize(neighbours, dims));
+  blockSizeBytes = nodeOverhead(VECTOR_FORMAT_DEFAULT, vectorDataSize(type, dims)) + maxNeighborsParam * (u64)nodeEdgeOverhead(VECTOR_FORMAT_DEFAULT, vectorDataSize(neighbours, dims));
   if( blockSizeBytes > DISKANN_MAX_BLOCK_SZ ){
     return SQLITE_ERROR;
   }

libsql-ffi/bundled/bindings/bindgen.rs

@@ -940,7 +940,7 @@ extern "C" {
 extern "C" {
     pub fn sqlite3_vmprintf(
         arg1: *const ::std::os::raw::c_char,
-        arg2: va_list,
+        arg2: *mut __va_list_tag,
     ) -> *mut ::std::os::raw::c_char;
 }
 extern "C" {
@@ -956,7 +956,7 @@ extern "C" {
         arg1: ::std::os::raw::c_int,
         arg2: *mut ::std::os::raw::c_char,
         arg3: *const ::std::os::raw::c_char,
-        arg4: va_list,
+        arg4: *mut __va_list_tag,
     ) -> *mut ::std::os::raw::c_char;
 }
 extern "C" {
@@ -2503,7 +2503,7 @@ extern "C" {
     pub fn sqlite3_str_vappendf(
         arg1: *mut sqlite3_str,
         zFormat: *const ::std::os::raw::c_char,
-        arg2: va_list,
+        arg2: *mut __va_list_tag,
     );
 }
 extern "C" {
@@ -3570,4 +3570,12 @@ extern "C" {
 extern "C" {
     pub static sqlite3_wal_manager: libsql_wal_manager;
 }
-pub type __builtin_va_list = *mut ::std::os::raw::c_char;
+pub type __builtin_va_list = [__va_list_tag; 1usize];
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct __va_list_tag {
+    pub gp_offset: ::std::os::raw::c_uint,
+    pub fp_offset: ::std::os::raw::c_uint,
+    pub overflow_arg_area: *mut ::std::os::raw::c_void,
+    pub reg_save_area: *mut ::std::os::raw::c_void,
+}