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Caleb Gardner
2026-05-22 15:45:44 -05:00
parent 0df14b8adc
commit 3239bf0e01
10 changed files with 287 additions and 64 deletions
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src/lookup_table.zig
+4 -4
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@@ -12,7 +12,7 @@ pub fn lookupValue(comptime T: anytype, alloc: std.mem.Allocator, decomp: *const
const block_offset = idx % T_PER_BLOCK;
const offset_pos = table_start + (8 * block);
const offset: u64 = std.mem.readInt(u64, file.map.memory[offset_pos .. offset_pos + 8], .little);
const offset: u64 = std.mem.readInt(u64, @ptrCast(file.map.memory[offset_pos .. offset_pos + 8]), .little);
var rdr = file.readerAt(offset);
var meta: MetadataReader = .init(alloc, &rdr, decomp);
@@ -72,7 +72,7 @@ pub fn CachedTable(comptime T: anytype) type {
for (0..num_blocks) |block| {
const offset_pos = self.table_start + (8 * block);
const offset: u64 = std.mem.readInt(u64, self.fil.map.memory[offset_pos .. offset_pos + 8], .little);
const offset: u64 = std.mem.readInt(u64, @ptrCast(self.fil.map.memory[offset_pos .. offset_pos + 8]), .little);
const len: u16 = if (self.total_num % T_PER_BLOCK != 0 and block == (self.total_num - 1) / T_PER_BLOCK)
@truncate(self.total_num % T_PER_BLOCK)
@@ -106,7 +106,7 @@ pub fn CachedTable(comptime T: anytype) type {
return self.table.get(block).?[block_offset];
const offset_pos = self.table_start + (8 * block);
const offset: u64 = std.mem.readInt(u64, self.fil.map.memory[offset_pos .. offset_pos + 8], .little);
const offset: u64 = std.mem.readInt(u64, @ptrCast(self.fil.map.memory[offset_pos .. offset_pos + 8]), .little);
const len: u16 = if (self.total_num % T_PER_BLOCK != 0 and block == (self.total_num - 1) / T_PER_BLOCK)
@truncate(self.total_num % T_PER_BLOCK)
@@ -114,7 +114,7 @@ pub fn CachedTable(comptime T: anytype) type {
T_PER_BLOCK;
var rdr = self.fil.readerAt(offset);
var meta: MetadataReader = .init(self.alloc, &rdr.interface, self.decomp);
var meta: MetadataReader = .init(self.alloc, &rdr, self.decomp);
const slice = try meta.interface.readSliceEndianAlloc(self.alloc, T, len, .little);
try self.table.put(@truncate(block), slice);