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first pass at meta-cfg-space writes, for cfg editing

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This commit is contained in:
Ryan Fleury
2025-01-24 13:22:14 -08:00
parent 04e6eae49d
commit aa03955a45
1 changed files with 93 additions and 0 deletions
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src/raddbg/raddbg_core.c
+93
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@@ -2785,6 +2785,99 @@ rd_eval_space_write(void *u, E_Space space, void *in, Rng1U64 range)
}
}break;
//- rjf: meta-config writes
case RD_EvalSpaceKind_MetaCfg:
{
Temp scratch = scratch_begin(0, 0);
// rjf: unpack
RD_Cfg *cfg = rd_cfg_from_eval_space(space);
String8 eval_blob = rd_eval_blob_from_cfg(cfg);
MD_Node *schema = rd_schema_from_name(scratch.arena, cfg->string);
// rjf: cfg name -> type key
String8 name = cfg->string;
E_TypeKey type_key = zero_struct;
{
U64 name_hash = d_hash_from_string(name);
U64 name_slot_idx = name_hash%rd_state->cfg_string2typekey_map->slots_count;
for(RD_String2TypeKeyNode *n = rd_state->cfg_string2typekey_map->slots[name_slot_idx].first;
n != 0;
n = n->next)
{
if(str8_match(n->string, name, 0))
{
type_key = n->key;
break;
}
}
}
// rjf: key -> type
E_Type *type = e_type_from_key(scratch.arena, type_key);
// rjf: find member to which this write applies, reflect back in the cfg tree
if(type->members != 0) for EachIndex(member_idx, type->count)
{
E_Member *member = &type->members[member_idx];
Rng1U64 member_range = r1u64(member->off, member->off + e_type_byte_size_from_key(member->type_key));
String8 child_name = member->name;
MD_Node *member_schema = md_child_from_string(schema, child_name, 0);
String8 member_type_name = member_schema->first->string;
RD_Cfg *child = rd_cfg_child_from_string(cfg, child_name);
if((str8_match(member_type_name, str8_lit("code_string"), 0) ||
str8_match(member_type_name, str8_lit("path"), 0) ||
str8_match(member_type_name, str8_lit("string"), 0)) &&
member->off+sizeof(U64) <= eval_blob.size)
{
U64 string_off = *(U64 *)(eval_blob.str + member->off);
U64 string_opl = string_off + child->first->string.size + 1;
Rng1U64 string_range = r1u64(string_off, string_opl);
if(contains_1u64(string_range, range.min))
{
String8 pre_edit_string = push_str8_copy(scratch.arena, str8(eval_blob.str + member->off, child->first->string.size));
String8 post_edit_string = ui_push_string_replace_range(scratch.arena, pre_edit_string, r1s64(range.min-string_range.min+1, range.max-string_range.min+1), str8((U8 *)in, dim_1u64(range)));
if(child == &rd_nil_cfg)
{
child = rd_cfg_new(cfg, child_name);
}
rd_cfg_release_all_children(child);
rd_cfg_new(child, post_edit_string);
result = 1;
break;
}
}
else if(str8_match(member_type_name, str8_lit("u64"), 0) && dim_1u64(range) >= 1 && contains_1u64(member_range, range.min))
{
U64 value = 0;
MemoryCopy(&value, in, dim_1u64(range));
if(child == &rd_nil_cfg)
{
child = rd_cfg_new(cfg, child_name);
}
rd_cfg_release_all_children(child);
rd_cfg_newf(child, "%I64u", value);
result = 1;
break;
}
else if(str8_match(member_type_name, str8_lit("bool"), 0) && dim_1u64(range) >= 1 && contains_1u64(member_range, range.min))
{
U64 value = 0;
MemoryCopy(&value, in, dim_1u64(range));
if(child == &rd_nil_cfg)
{
child = rd_cfg_new(cfg, child_name);
}
rd_cfg_release_all_children(child);
rd_cfg_newf(child, "%I64u", value);
result = 1;
break;
}
}
scratch_end(scratch);
}break;
//- rjf: meta-entity writes
case RD_EvalSpaceKind_MetaEntity:
{