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extend file streaming cache to support range-based file stream queries; begin plugging in file stream queries as alternative to ctrl stream queries; further bugfixes & unification in eval system

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This commit is contained in:
Ryan Fleury
2024-08-23 12:29:52 -07:00
parent ff922fa087
commit 8ae8e2f943
10 changed files with 370 additions and 155 deletions
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src/file_stream/file_stream.h
+32 -5
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@@ -7,14 +7,34 @@
////////////////////////////////
//~ rjf: Per-Path Info Cache Types
typedef struct FS_RangeNode FS_RangeNode;
struct FS_RangeNode
{
FS_RangeNode *next;
Rng1U64 range;
B32 is_working;
};
typedef struct FS_RangeSlot FS_RangeSlot;
struct FS_RangeSlot
{
FS_RangeNode *first;
FS_RangeNode *last;
};
typedef struct FS_Node FS_Node;
struct FS_Node
{
FS_Node *next;
// rjf: file metadata
String8 path;
U64 timestamp;
U64 size;
B32 is_working;
// rjf: sub-table of per-requested-file-range info
U64 slots_count;
FS_RangeSlot *slots;
};
typedef struct FS_Slot FS_Slot;
@@ -68,6 +88,12 @@ struct FS_Shared
global FS_Shared *fs_shared = 0;
////////////////////////////////
//~ rjf: Basic Helpers
internal U64 fs_little_hash_from_string(String8 string);
internal U128 fs_big_hash_from_string_range(String8 string, Rng1U64 range);
////////////////////////////////
//~ rjf: Top-Level API
@@ -81,16 +107,17 @@ internal U64 fs_change_gen(void);
////////////////////////////////
//~ rjf: Cache Interaction
internal U128 fs_hash_from_path(String8 path, U64 endt_us);
internal U128 fs_key_from_path(String8 path);
internal U128 fs_hash_from_path_range(String8 path, Rng1U64 range, U64 endt_us);
internal U128 fs_key_from_path_range(String8 path, Rng1U64 range);
internal U64 fs_timestamp_from_path(String8 path);
internal U64 fs_size_from_path(String8 path);
////////////////////////////////
//~ rjf: Streamer Threads
internal B32 fs_u2s_enqueue_path(String8 path, U64 endt_us);
internal String8 fs_u2s_dequeue_path(Arena *arena);
internal B32 fs_u2s_enqueue_req(Rng1U64 range, String8 path, U64 endt_us);
internal void fs_u2s_dequeue_req(Arena *arena, Rng1U64 *range_out, String8 *path_out);
internal void fs_streamer_thread__entry_point(void *p);