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more progress on new eval/view-rule integration; raddbg_entry_point markup feature

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This commit is contained in:
Ryan Fleury
2025-04-07 13:43:35 -07:00
parent ecb3992b93
commit da69d9e91c
9 changed files with 84 additions and 26 deletions
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src/ctrl/ctrl_core.c
+36 -9
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@@ -5403,15 +5403,7 @@ ctrl_thread__run(DMN_CtrlCtx *ctrl_ctx, CTRL_Msg *msg)
//- rjf: unpack process/module info
CTRL_Entity *process = ctrl_entity_from_handle(ctrl_state->ctrl_thread_entity_store, ctrl_handle_make(CTRL_MachineID_Local, event->process));
CTRL_Entity *module = &ctrl_entity_nil;
for(CTRL_Entity *child = process->first; child != &ctrl_entity_nil; child = child->next)
{
if(child->kind == CTRL_EntityKind_Module)
{
module = child;
break;
}
}
CTRL_Entity *module = ctrl_entity_child_from_kind(process, CTRL_EntityKind_Module);
U64 module_base_vaddr = module->vaddr_range.min;
CTRL_Entity *dbg_path = ctrl_entity_child_from_kind(module, CTRL_EntityKind_DebugInfoPath);
DI_Key dbgi_key = {dbg_path->string, dbg_path->timestamp};
@@ -5448,6 +5440,41 @@ ctrl_thread__run(DMN_CtrlCtx *ctrl_ctx, CTRL_Msg *msg)
}
}
//- rjf: add traps for module-baked entry points, if specified
if(!entries_found)
{
String8 raddbg_data = ctrl_raddbg_data_from_module(scratch.arena, module->handle);
U8 split_char = 0;
String8List raddbg_data_text_parts = str8_split(scratch.arena, raddbg_data, &split_char, 1, 0);
for(String8Node *text_n = raddbg_data_text_parts.first; text_n != 0; text_n = text_n->next)
{
String8 text = text_n->string;
MD_Node *root = md_tree_from_string(scratch.arena, text);
if(str8_match(root->first->string, str8_lit("entry_point"), 0))
{
String8 name = root->first->first->string;
U32 procedure_id = 0;
{
RDI_NameMapNode *node = rdi_name_map_lookup(rdi, &map, name.str, name.size);
U32 id_count = 0;
U32 *ids = rdi_matches_from_map_node(rdi, node, &id_count);
if(id_count > 0)
{
procedure_id = ids[0];
}
}
RDI_Procedure *procedure = rdi_element_from_name_idx(rdi, Procedures, procedure_id);
U64 voff = rdi_first_voff_from_procedure(rdi, procedure);
if(voff != 0)
{
entries_found = 1;
DMN_Trap trap = {process->handle.dmn_handle, module_base_vaddr + voff};
dmn_trap_chunk_list_push(scratch.arena, &entry_traps, 256, &trap);
}
}
}
}
//- rjf: add traps for PID-correllated entry points
if(!entries_found)
{