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asm: reader: implement constpool reader interface

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max 🍓
2025-05-13 13:23:59 +01:00
parent 179d0dddaa
commit 197ba14a4d
3 changed files with 338 additions and 2 deletions
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43
asm/include/ivy/asm/reader.h
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@@ -6,6 +6,20 @@
#include <stdint.h>
#include <stdio.h>
#define IVY_ASM_SECTION_ANY_TYPE ((uint32_t) - 1)
struct ivy_ident;
enum ivy_asm_constpool_value_type {
IVY_ASM_CONSTPOOL_TYPE_NONE = 0,
IVY_ASM_CONSTPOOL_TYPE_INT,
IVY_ASM_CONSTPOOL_TYPE_UINT,
IVY_ASM_CONSTPOOL_TYPE_STRING,
IVY_ASM_CONSTPOOL_TYPE_ATOM,
IVY_ASM_CONSTPOOL_TYPE_IDENT,
IVY_ASM_CONSTPOOL_TYPE_SELECTOR,
};
struct ivy_asm_object_info {
uint32_t obj_magic;
size_t obj_table_offset;
@@ -18,8 +32,21 @@ struct ivy_asm_section_info {
size_t s_length;
};
struct ivy_asm_constpool_value {
enum ivy_asm_constpool_value_type v_type;
union {
long long v_int;
unsigned long long v_uint;
struct ivy_ident *v_ident;
struct ivy_selector *v_sel;
char *v_str;
};
};
struct ivy_asm_reader;
struct ivy_asm_section_reader;
struct ivy_asm_constpool_reader;
IVY_API enum ivy_status ivy_asm_reader_open(FILE *in, struct ivy_asm_reader **out);
IVY_API enum ivy_status ivy_asm_reader_close(struct ivy_asm_reader *reader);
@@ -30,8 +57,11 @@ IVY_API const struct ivy_asm_section_info *ivy_asm_reader_get_sections(
struct ivy_asm_reader *reader);
IVY_API enum ivy_status ivy_asm_reader_open_section(
struct ivy_asm_reader *reader, size_t index,
struct ivy_asm_reader *reader, uint32_t type, size_t index,
struct ivy_asm_section_reader **out);
IVY_API enum ivy_status ivy_asm_reader_open_constpool(
struct ivy_asm_reader *reader, size_t constpool_index,
size_t xdat_index, struct ivy_asm_constpool_reader **out);
IVY_API const struct ivy_asm_section_info *ivy_asm_section_reader_get_info(
struct ivy_asm_section_reader *reader);
@@ -41,6 +71,17 @@ IVY_API enum ivy_status ivy_asm_section_reader_read(
struct ivy_asm_section_reader *reader, size_t offset, size_t count,
void *p, size_t *nr_read);
IVY_API size_t ivy_asm_constpool_reader_get_nr_entries(
struct ivy_asm_constpool_reader *reader);
IVY_API enum ivy_status ivy_asm_constpool_reader_read_value(
struct ivy_asm_constpool_reader *reader, size_t index,
struct ivy_asm_constpool_value **out);
IVY_API enum ivy_status ivy_asm_constpool_reader_close(
struct ivy_asm_constpool_reader *reader);
IVY_API enum ivy_status ivy_asm_constpool_value_destroy(
struct ivy_asm_constpool_value *v);
IVY_API bool ivy_asm_section_type_to_string(uint32_t in, char out[5]);
#endif