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https://github.com/Ed94/raddebugger.git
synced 2026-10-14 12:59:41 -07:00
dbg_engine: shift thread register reads / process memory reads -> abstraction layer, rather than directly calling into demon; cache crash dump info, like thread info & memory ranges; implement thread reg reads & memory reads for dumps by using this acceleration structure when we have a dump handle, instead of regular demon reads.
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Ryan Fleury committed
1 parent
463a4f8565
commit
4840b46b84
23 files changed
+1035
-401
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@@ -214,6 +214,55 @@ struct D_ModuleImageInfoCache
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D_ModuleImageInfoCacheStripe *stripes;
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};
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////////////////////////////////
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//~ rjf: Opened Dump Cache Types
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typedef struct D_DumpMemoryRange D_DumpMemoryRange;
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struct D_DumpMemoryRange
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{
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U64 base_vaddr;
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Rng1U64 foff_range;
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};
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typedef struct D_DumpThread D_DumpThread;
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struct D_DumpThread
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{
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D_Handle thread_handle;
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U64 context_foff;
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};
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typedef struct D_DumpNode D_DumpNode;
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struct D_DumpNode
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{
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D_DumpNode *next;
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D_DumpNode *prev;
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D_Handle process;
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File file;
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FileProperties props;
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FileMap map;
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void *base;
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Arena *arena;
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D_DumpMemoryRange *memory_ranges;
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U64 memory_ranges_count;
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D_DumpThread *threads;
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U64 threads_count;
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};
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typedef struct D_DumpSlot D_DumpSlot;
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struct D_DumpSlot
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{
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D_DumpNode *first;
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D_DumpNode *last;
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};
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typedef struct D_DumpCache D_DumpCache;
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struct D_DumpCache
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{
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U64 slots_count;
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D_DumpSlot *slots;
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StripeArray stripes;
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};
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////////////////////////////////
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//~ rjf: Touched Debug Info Directory Cache
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@@ -275,6 +324,7 @@ struct D_CtrlState
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// rjf: caches
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D_ThreadRegCache thread_reg_cache;
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D_ModuleImageInfoCache module_image_info_cache;
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D_DumpCache dump_cache;
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// rjf: generations
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U64 run_gen;
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@@ -327,6 +377,7 @@ struct D_CtrlState
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//~ rjf: Globals
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global D_CtrlState *d_ctrl_state = 0;
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thread_static D_EntityCtx *d_entity_ctx = 0;
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read_only global D_Entity d_entity_nil =
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{
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&d_entity_nil,
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@@ -413,9 +464,12 @@ internal D_Event d_event_from_serialized_string(Arena *arena, String8 string);
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////////////////////////////////
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//~ rjf: Entity Type Functions
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//- rjf: entity context selection
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internal D_EntityCtx *d_select_entity_ctx(D_EntityCtx *ctx);
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//- rjf: entity list data structures
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internal void d_entity_list_push(Arena *arena, D_EntityList *list, D_Entity *entity);
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internal D_EntityList d_entity_list_from_handle_list(Arena *arena, D_EntityCtx *ctx, D_HandleList *list);
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internal D_EntityList d_entity_list_from_handle_list(Arena *arena, D_HandleList *list);
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#define d_entity_list_first(list) ((list)->first ? (list)->first->v : &d_entity_nil)
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//- rjf: entity array data structure
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@@ -423,13 +477,13 @@ internal D_EntityArray d_entity_array_from_list(Arena *arena, D_EntityList *list
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#define d_entity_array_first(array) ((array)->count != 0 ? (array)->v[0] : &d_entity_nil)
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//- rjf: entity context (entity group read-only) functions
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internal D_Entity *d_entity_from_handle(D_EntityCtx *ctx, D_Handle handle);
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internal D_Entity *d_entity_from_handle(D_Handle handle);
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internal D_Entity *d_entity_child_from_kind(D_Entity *parent, D_EntityKind kind);
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internal D_Entity *d_entity_ancestor_from_kind(D_Entity *entity, D_EntityKind kind);
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internal D_Entity *d_process_from_entity(D_Entity *entity);
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internal D_Entity *d_module_from_process_vaddr(D_Entity *process, U64 vaddr);
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internal DI_Key d_dbgi_key_from_module(D_Entity *module);
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internal D_Entity *d_module_from_thread_candidates(D_EntityCtx *ctx, D_Entity *thread, D_EntityList *candidates);
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internal D_Entity *d_module_from_thread_candidates(D_Entity *thread, D_EntityList *candidates);
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internal U64 d_vaddr_from_voff(D_Entity *module, U64 voff);
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internal U64 d_voff_from_vaddr(D_Entity *module, U64 vaddr);
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internal Rng1U64 d_vaddr_range_from_voff_range(D_Entity *module, Rng1U64 voff_range);
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@@ -458,9 +512,9 @@ internal void d_entity_equip_string(D_EntityCtxRWStore *store, D_Entity *entity,
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//- rjf: accelerated entity context lookups
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internal D_EntityCtxLookupAccel *d_thread_entity_ctx_lookup_accel(void);
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internal D_EntityArray d_entity_array_from_kind(D_EntityCtx *ctx, D_EntityKind kind);
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internal D_EntityList d_modules_from_dbgi_key(Arena *arena, D_EntityCtx *ctx, DI_Key dbgi_key);
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internal D_Entity *d_thread_from_id(D_EntityCtx *ctx, U64 id);
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internal D_EntityArray d_entity_array_from_kind(D_EntityKind kind);
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internal D_EntityList d_modules_from_dbgi_key(Arena *arena, DI_Key dbgi_key);
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internal D_Entity *d_thread_from_id(U64 id);
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//- rjf: applying events to entity caches
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internal void d_entity_store_apply_events(D_EntityCtxRWStore *store, D_EventList *list);
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@@ -473,14 +527,15 @@ internal void d_set_wakeup_hook(D_WakeupFunctionType *wakeup_hook);
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////////////////////////////////
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//~ rjf: Thread Register Functions
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//- rjf: thread register cache reading
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internal void *d_reg_block_from_thread(Arena *arena, D_EntityCtx *ctx, D_Handle handle);
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internal U64 d_tls_root_vaddr_from_thread(D_EntityCtx *ctx, D_Handle handle);
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internal U64 d_rip_from_thread(D_EntityCtx *ctx, D_Handle handle);
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internal U64 d_rsp_from_thread(D_EntityCtx *ctx, D_Handle handle);
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//- rjf: thread handle read/write
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internal B32 d_thread_read_reg_block(D_Handle handle, void *reg_block);
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internal B32 d_thread_write_reg_block(D_Handle thread, void *reg_block);
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//- rjf: thread register writing
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internal B32 d_thread_write_reg_block(D_Handle thread, void *block);
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//- rjf: thread register cache reading
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internal void *d_reg_block_from_thread(Arena *arena, D_Handle handle);
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internal U64 d_tls_root_vaddr_from_thread(D_Handle handle);
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internal U64 d_rip_from_thread(D_Handle handle);
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internal U64 d_rsp_from_thread(D_Handle handle);
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////////////////////////////////
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//~ rjf: Module Image Info Functions
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@@ -504,7 +559,7 @@ internal U64 *d_unwind_reg_from_pe_gpr_reg__pe_x64(X64_RegBlock *regs, PE_Unwind
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internal D_UnwindStepResult d_unwind_step__pe_x64(D_Handle process_handle, D_Handle module_handle, U64 module_base_vaddr, X64_RegBlock *regs, U64 endt_us);
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//- rjf: abstracted full unwind
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internal D_Unwind d_unwind_from_thread(Arena *arena, D_EntityCtx *ctx, D_Handle thread, U64 endt_us);
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internal D_Unwind d_unwind_from_thread(Arena *arena, D_Handle thread, U64 endt_us);
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////////////////////////////////
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//~ rjf: Call Stack Building Functions
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@@ -551,6 +606,9 @@ internal void d_ctrl_thread__append_program_defined_bp_traps(Arena *arena, D_Ent
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internal void d_ctrl_thread__module_open(D_Handle process, D_Handle module, Rng1U64 vaddr_range, String8 path, Rng1U64 elf_phdr_vrange, U64 elf_phdr_entsize);
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internal void d_ctrl_thread__module_close(D_Handle process, D_Handle module, Rng1U64 vaddr_range);
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//- rjf: dump process closing work
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internal void d_ctrl_thread__close_dump_process(D_MsgID msg_id, D_Handle process);
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//- rjf: attached process running/event gathering
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internal DMN_Event *d_ctrl_thread__next_dmn_event(Arena *arena, DMN_CtrlCtx *ctrl_ctx, D_Msg *msg, DMN_RunCtrls *run_ctrls, D_Spoof *spoof);
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@@ -578,6 +636,14 @@ internal void d_ctrl_thread__single_step(DMN_CtrlCtx *ctrl_ctx, D_Msg *msg);
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////////////////////////////////
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//~ rjf: Process Memory Artifact Cache Hooks / Lookups
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//- rjf: synchronous process memory reading helpers
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internal U64 d_process_read(D_Handle process, Rng1U64 range, void *dst);
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internal B32 d_process_write(D_Handle process, Rng1U64 range, void *dst);
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internal String8 d_data_from_process_vaddr_range(Arena *arena, D_Handle process, Rng1U64 vaddr_range, B32 zero_terminated);
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#define d_process_read_struct(process, vaddr, ptr) d_process_read((process), r1u64((vaddr), (vaddr) + sizeof(*(ptr))), (ptr))
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#define d_process_write_struct(process, vaddr, ptr) d_process_write((process), r1u64((vaddr), (vaddr)+(sizeof(*ptr))), (ptr))
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//- rjf: process memory artifact cache
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internal AC_Artifact d_memory_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out, U64 *gen_out);
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internal void d_memory_artifact_destroy(AC_Artifact artifact);
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internal C_Key d_key_from_process_vaddr_range(D_Handle process, Rng1U64 vaddr_range, B32 zero_terminated, B32 wait_for_fresh, U64 endt_us, B32 *out_is_stale);
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@@ -587,9 +653,6 @@ internal D_ProcessMemorySlice d_process_memory_slice_from_vaddr_range(Arena *are
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internal B32 d_process_memory_read(D_Handle process, Rng1U64 range, B32 *is_stale_out, void *out, U64 endt_us);
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#define d_process_memory_read_struct(process, vaddr, is_stale_out, ptr, endt_us) d_process_memory_read((process), r1u64((vaddr), (vaddr)+(sizeof(*(ptr)))), (is_stale_out), (ptr), (endt_us))
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//- rjf: process memory writing
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internal B32 d_process_write(D_Handle process, Rng1U64 range, void *src);
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////////////////////////////////
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//~ rjf: Call Stack Artifact Cache Hooks / Lookups
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