Lines Matching refs:d
131 static const char *btf_name_of(const struct btf_dump *d, __u32 name_off) in btf_name_of() argument
133 return btf__name_by_offset(d->btf, name_off); in btf_name_of()
136 static void btf_dump_printf(const struct btf_dump *d, const char *fmt, ...) in btf_dump_printf() argument
141 d->printf_fn(d->opts.ctx, fmt, args); in btf_dump_printf()
145 static int btf_dump_mark_referenced(struct btf_dump *d);
146 static int btf_dump_resize(struct btf_dump *d);
153 struct btf_dump *d; in btf_dump__new() local
156 d = calloc(1, sizeof(struct btf_dump)); in btf_dump__new()
157 if (!d) in btf_dump__new()
160 d->btf = btf; in btf_dump__new()
161 d->btf_ext = btf_ext; in btf_dump__new()
162 d->printf_fn = printf_fn; in btf_dump__new()
163 d->opts.ctx = opts ? opts->ctx : NULL; in btf_dump__new()
164 d->ptr_sz = btf__pointer_size(btf) ? : sizeof(void *); in btf_dump__new()
166 d->type_names = hashmap__new(str_hash_fn, str_equal_fn, NULL); in btf_dump__new()
167 if (IS_ERR(d->type_names)) { in btf_dump__new()
168 err = PTR_ERR(d->type_names); in btf_dump__new()
169 d->type_names = NULL; in btf_dump__new()
172 d->ident_names = hashmap__new(str_hash_fn, str_equal_fn, NULL); in btf_dump__new()
173 if (IS_ERR(d->ident_names)) { in btf_dump__new()
174 err = PTR_ERR(d->ident_names); in btf_dump__new()
175 d->ident_names = NULL; in btf_dump__new()
179 err = btf_dump_resize(d); in btf_dump__new()
183 return d; in btf_dump__new()
185 btf_dump__free(d); in btf_dump__new()
189 static int btf_dump_resize(struct btf_dump *d) in btf_dump_resize() argument
191 int err, last_id = btf__get_nr_types(d->btf); in btf_dump_resize()
193 if (last_id <= d->last_id) in btf_dump_resize()
196 if (libbpf_ensure_mem((void **)&d->type_states, &d->type_states_cap, in btf_dump_resize()
197 sizeof(*d->type_states), last_id + 1)) in btf_dump_resize()
199 if (libbpf_ensure_mem((void **)&d->cached_names, &d->cached_names_cap, in btf_dump_resize()
200 sizeof(*d->cached_names), last_id + 1)) in btf_dump_resize()
203 if (d->last_id == 0) { in btf_dump_resize()
205 d->type_states[0].order_state = ORDERED; in btf_dump_resize()
206 d->type_states[0].emit_state = EMITTED; in btf_dump_resize()
210 err = btf_dump_mark_referenced(d); in btf_dump_resize()
214 d->last_id = last_id; in btf_dump_resize()
229 void btf_dump__free(struct btf_dump *d) in btf_dump__free() argument
233 if (IS_ERR_OR_NULL(d)) in btf_dump__free()
236 free(d->type_states); in btf_dump__free()
237 if (d->cached_names) { in btf_dump__free()
239 for (i = 0; i <= d->last_id; i++) { in btf_dump__free()
240 if (d->cached_names[i]) in btf_dump__free()
241 free((void *)d->cached_names[i]); in btf_dump__free()
244 free(d->cached_names); in btf_dump__free()
245 free(d->emit_queue); in btf_dump__free()
246 free(d->decl_stack); in btf_dump__free()
247 btf_dump_free_names(d->type_names); in btf_dump__free()
248 btf_dump_free_names(d->ident_names); in btf_dump__free()
250 free(d); in btf_dump__free()
253 static int btf_dump_order_type(struct btf_dump *d, __u32 id, bool through_ptr);
254 static void btf_dump_emit_type(struct btf_dump *d, __u32 id, __u32 cont_id);
272 int btf_dump__dump_type(struct btf_dump *d, __u32 id) in btf_dump__dump_type() argument
276 if (id > btf__get_nr_types(d->btf)) in btf_dump__dump_type()
279 err = btf_dump_resize(d); in btf_dump__dump_type()
283 d->emit_queue_cnt = 0; in btf_dump__dump_type()
284 err = btf_dump_order_type(d, id, false); in btf_dump__dump_type()
288 for (i = 0; i < d->emit_queue_cnt; i++) in btf_dump__dump_type()
289 btf_dump_emit_type(d, d->emit_queue[i], 0 /*top-level*/); in btf_dump__dump_type()
306 static int btf_dump_mark_referenced(struct btf_dump *d) in btf_dump_mark_referenced() argument
308 int i, j, n = btf__get_nr_types(d->btf); in btf_dump_mark_referenced()
312 for (i = d->last_id + 1; i <= n; i++) { in btf_dump_mark_referenced()
313 t = btf__type_by_id(d->btf, i); in btf_dump_mark_referenced()
330 d->type_states[t->type].referenced = 1; in btf_dump_mark_referenced()
336 d->type_states[a->index_type].referenced = 1; in btf_dump_mark_referenced()
337 d->type_states[a->type].referenced = 1; in btf_dump_mark_referenced()
345 d->type_states[m->type].referenced = 1; in btf_dump_mark_referenced()
352 d->type_states[p->type].referenced = 1; in btf_dump_mark_referenced()
359 d->type_states[v->type].referenced = 1; in btf_dump_mark_referenced()
369 static int btf_dump_add_emit_queue_id(struct btf_dump *d, __u32 id) in btf_dump_add_emit_queue_id() argument
374 if (d->emit_queue_cnt >= d->emit_queue_cap) { in btf_dump_add_emit_queue_id()
375 new_cap = max(16, d->emit_queue_cap * 3 / 2); in btf_dump_add_emit_queue_id()
376 new_queue = libbpf_reallocarray(d->emit_queue, new_cap, sizeof(new_queue[0])); in btf_dump_add_emit_queue_id()
379 d->emit_queue = new_queue; in btf_dump_add_emit_queue_id()
380 d->emit_queue_cap = new_cap; in btf_dump_add_emit_queue_id()
383 d->emit_queue[d->emit_queue_cnt++] = id; in btf_dump_add_emit_queue_id()
461 static int btf_dump_order_type(struct btf_dump *d, __u32 id, bool through_ptr) in btf_dump_order_type() argument
474 struct btf_dump_type_aux_state *tstate = &d->type_states[id]; in btf_dump_order_type()
483 t = btf__type_by_id(d->btf, id); in btf_dump_order_type()
500 err = btf_dump_order_type(d, t->type, true); in btf_dump_order_type()
505 return btf_dump_order_type(d, btf_array(t)->type, false); in btf_dump_order_type()
522 err = btf_dump_order_type(d, m->type, false); in btf_dump_order_type()
528 err = btf_dump_add_emit_queue_id(d, id); in btf_dump_order_type()
544 err = btf_dump_add_emit_queue_id(d, id); in btf_dump_order_type()
554 is_strong = btf_dump_order_type(d, t->type, through_ptr); in btf_dump_order_type()
563 err = btf_dump_add_emit_queue_id(d, id); in btf_dump_order_type()
567 d->type_states[id].order_state = ORDERED; in btf_dump_order_type()
573 return btf_dump_order_type(d, t->type, through_ptr); in btf_dump_order_type()
579 err = btf_dump_order_type(d, t->type, through_ptr); in btf_dump_order_type()
586 err = btf_dump_order_type(d, p->type, through_ptr); in btf_dump_order_type()
597 d->type_states[id].order_state = ORDERED; in btf_dump_order_type()
605 static void btf_dump_emit_missing_aliases(struct btf_dump *d, __u32 id,
608 static void btf_dump_emit_struct_fwd(struct btf_dump *d, __u32 id,
610 static void btf_dump_emit_struct_def(struct btf_dump *d, __u32 id,
613 static void btf_dump_emit_enum_fwd(struct btf_dump *d, __u32 id,
615 static void btf_dump_emit_enum_def(struct btf_dump *d, __u32 id,
618 static void btf_dump_emit_fwd_def(struct btf_dump *d, __u32 id,
621 static void btf_dump_emit_typedef_def(struct btf_dump *d, __u32 id,
630 static void btf_dump_emit_type_decl(struct btf_dump *d, __u32 id,
632 static void btf_dump_emit_type_chain(struct btf_dump *d,
636 static const char *btf_dump_type_name(struct btf_dump *d, __u32 id);
637 static const char *btf_dump_ident_name(struct btf_dump *d, __u32 id);
638 static size_t btf_dump_name_dups(struct btf_dump *d, struct hashmap *name_map,
641 static bool btf_dump_is_blacklisted(struct btf_dump *d, __u32 id) in btf_dump_is_blacklisted() argument
643 const struct btf_type *t = btf__type_by_id(d->btf, id); in btf_dump_is_blacklisted()
653 return strcmp(btf_name_of(d, t->name_off), "__builtin_va_list") == 0; in btf_dump_is_blacklisted()
674 static void btf_dump_emit_type(struct btf_dump *d, __u32 id, __u32 cont_id) in btf_dump_emit_type() argument
676 struct btf_dump_type_aux_state *tstate = &d->type_states[id]; in btf_dump_emit_type()
684 t = btf__type_by_id(d->btf, id); in btf_dump_emit_type()
705 btf_dump_emit_struct_fwd(d, id, t); in btf_dump_emit_type()
706 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
715 if (!btf_dump_is_blacklisted(d, id)) { in btf_dump_emit_type()
716 btf_dump_emit_typedef_def(d, id, t, 0); in btf_dump_emit_type()
717 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
731 btf_dump_emit_missing_aliases(d, id, t); in btf_dump_emit_type()
737 btf_dump_emit_enum_def(d, id, t, 0); in btf_dump_emit_type()
738 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
746 btf_dump_emit_type(d, t->type, cont_id); in btf_dump_emit_type()
749 btf_dump_emit_type(d, btf_array(t)->type, cont_id); in btf_dump_emit_type()
752 btf_dump_emit_fwd_def(d, id, t); in btf_dump_emit_type()
753 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
758 btf_dump_emit_type(d, t->type, id); in btf_dump_emit_type()
766 if (!tstate->fwd_emitted && !btf_dump_is_blacklisted(d, id)) { in btf_dump_emit_type()
767 btf_dump_emit_typedef_def(d, id, t, 0); in btf_dump_emit_type()
768 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
789 btf_dump_emit_type(d, m->type, new_cont_id); in btf_dump_emit_type()
791 btf_dump_emit_struct_fwd(d, id, t); in btf_dump_emit_type()
792 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
797 btf_dump_emit_struct_def(d, id, t, 0); in btf_dump_emit_type()
798 btf_dump_printf(d, ";\n\n"); in btf_dump_emit_type()
809 btf_dump_emit_type(d, t->type, cont_id); in btf_dump_emit_type()
811 btf_dump_emit_type(d, p->type, cont_id); in btf_dump_emit_type()
847 static void btf_dump_emit_bit_padding(const struct btf_dump *d, in btf_dump_emit_bit_padding() argument
855 {"long", d->ptr_sz * 8}, {"int", 32}, {"short", 16}, {"char", 8} in btf_dump_emit_bit_padding()
904 btf_dump_printf(d, "\n%s%s: %d;", pfx(lvl), pad_type, in btf_dump_emit_bit_padding()
918 btf_dump_printf(d, "\n%s%s: %d;", pfx(lvl), pad_type, pad_bits); in btf_dump_emit_bit_padding()
934 btf_dump_printf(d, "\n%s%s: %d;", pfx(lvl), pad_type, bits); in btf_dump_emit_bit_padding()
941 static void btf_dump_emit_struct_fwd(struct btf_dump *d, __u32 id, in btf_dump_emit_struct_fwd() argument
944 btf_dump_printf(d, "%s%s%s", in btf_dump_emit_struct_fwd()
947 btf_dump_type_name(d, id)); in btf_dump_emit_struct_fwd()
950 static void btf_dump_emit_struct_def(struct btf_dump *d, in btf_dump_emit_struct_def() argument
961 align = btf__align_of(d->btf, id); in btf_dump_emit_struct_def()
962 packed = is_struct ? btf_is_struct_packed(d->btf, id, t) : 0; in btf_dump_emit_struct_def()
964 btf_dump_printf(d, "%s%s%s {", in btf_dump_emit_struct_def()
967 btf_dump_type_name(d, id)); in btf_dump_emit_struct_def()
974 fname = btf_name_of(d, m->name_off); in btf_dump_emit_struct_def()
977 m_align = packed ? 1 : btf__align_of(d->btf, m->type); in btf_dump_emit_struct_def()
981 btf_dump_emit_bit_padding(d, off, m_off, m_align, in_bitfield, lvl + 1); in btf_dump_emit_struct_def()
982 btf_dump_printf(d, "\n%s", pfx(lvl + 1)); in btf_dump_emit_struct_def()
983 btf_dump_emit_type_decl(d, m->type, fname, lvl + 1); in btf_dump_emit_struct_def()
986 btf_dump_printf(d, ": %d", m_sz); in btf_dump_emit_struct_def()
990 m_sz = max((__s64)0, btf__resolve_size(d->btf, m->type)); in btf_dump_emit_struct_def()
995 btf_dump_printf(d, ";"); in btf_dump_emit_struct_def()
1000 btf_dump_emit_bit_padding(d, off, t->size * 8, align, false, lvl + 1); in btf_dump_emit_struct_def()
1007 btf_dump_printf(d, "\n"); in btf_dump_emit_struct_def()
1008 btf_dump_printf(d, "%s}", pfx(lvl)); in btf_dump_emit_struct_def()
1010 btf_dump_printf(d, "}"); in btf_dump_emit_struct_def()
1013 btf_dump_printf(d, " __attribute__((packed))"); in btf_dump_emit_struct_def()
1027 static void btf_dump_emit_missing_aliases(struct btf_dump *d, __u32 id, in btf_dump_emit_missing_aliases() argument
1030 const char *name = btf_dump_type_name(d, id); in btf_dump_emit_missing_aliases()
1035 btf_dump_printf(d, "typedef %s %s;\n\n", in btf_dump_emit_missing_aliases()
1042 static void btf_dump_emit_enum_fwd(struct btf_dump *d, __u32 id, in btf_dump_emit_enum_fwd() argument
1045 btf_dump_printf(d, "enum %s", btf_dump_type_name(d, id)); in btf_dump_emit_enum_fwd()
1048 static void btf_dump_emit_enum_def(struct btf_dump *d, __u32 id, in btf_dump_emit_enum_def() argument
1058 btf_dump_printf(d, "enum%s%s", in btf_dump_emit_enum_def()
1060 btf_dump_type_name(d, id)); in btf_dump_emit_enum_def()
1063 btf_dump_printf(d, " {"); in btf_dump_emit_enum_def()
1065 name = btf_name_of(d, v->name_off); in btf_dump_emit_enum_def()
1067 dup_cnt = btf_dump_name_dups(d, d->ident_names, name); in btf_dump_emit_enum_def()
1069 btf_dump_printf(d, "\n%s%s___%zu = %u,", in btf_dump_emit_enum_def()
1073 btf_dump_printf(d, "\n%s%s = %u,", in btf_dump_emit_enum_def()
1078 btf_dump_printf(d, "\n%s}", pfx(lvl)); in btf_dump_emit_enum_def()
1082 static void btf_dump_emit_fwd_def(struct btf_dump *d, __u32 id, in btf_dump_emit_fwd_def() argument
1085 const char *name = btf_dump_type_name(d, id); in btf_dump_emit_fwd_def()
1088 btf_dump_printf(d, "union %s", name); in btf_dump_emit_fwd_def()
1090 btf_dump_printf(d, "struct %s", name); in btf_dump_emit_fwd_def()
1093 static void btf_dump_emit_typedef_def(struct btf_dump *d, __u32 id, in btf_dump_emit_typedef_def() argument
1096 const char *name = btf_dump_ident_name(d, id); in btf_dump_emit_typedef_def()
1105 btf_dump_printf(d, "typedef __builtin_va_list __gnuc_va_list"); in btf_dump_emit_typedef_def()
1109 btf_dump_printf(d, "typedef "); in btf_dump_emit_typedef_def()
1110 btf_dump_emit_type_decl(d, t->type, name, lvl); in btf_dump_emit_typedef_def()
1113 static int btf_dump_push_decl_stack_id(struct btf_dump *d, __u32 id) in btf_dump_push_decl_stack_id() argument
1118 if (d->decl_stack_cnt >= d->decl_stack_cap) { in btf_dump_push_decl_stack_id()
1119 new_cap = max(16, d->decl_stack_cap * 3 / 2); in btf_dump_push_decl_stack_id()
1120 new_stack = libbpf_reallocarray(d->decl_stack, new_cap, sizeof(new_stack[0])); in btf_dump_push_decl_stack_id()
1123 d->decl_stack = new_stack; in btf_dump_push_decl_stack_id()
1124 d->decl_stack_cap = new_cap; in btf_dump_push_decl_stack_id()
1127 d->decl_stack[d->decl_stack_cnt++] = id; in btf_dump_push_decl_stack_id()
1173 int btf_dump__emit_type_decl(struct btf_dump *d, __u32 id, in btf_dump__emit_type_decl() argument
1182 err = btf_dump_resize(d); in btf_dump__emit_type_decl()
1188 d->strip_mods = OPTS_GET(opts, strip_mods, false); in btf_dump__emit_type_decl()
1189 btf_dump_emit_type_decl(d, id, fname, lvl); in btf_dump__emit_type_decl()
1190 d->strip_mods = false; in btf_dump__emit_type_decl()
1194 static void btf_dump_emit_type_decl(struct btf_dump *d, __u32 id, in btf_dump_emit_type_decl() argument
1201 stack_start = d->decl_stack_cnt; in btf_dump_emit_type_decl()
1203 t = btf__type_by_id(d->btf, id); in btf_dump_emit_type_decl()
1204 if (d->strip_mods && btf_is_mod(t)) in btf_dump_emit_type_decl()
1207 err = btf_dump_push_decl_stack_id(d, id); in btf_dump_emit_type_decl()
1215 d->decl_stack_cnt = stack_start; in btf_dump_emit_type_decl()
1259 decl_stack.ids = d->decl_stack + stack_start; in btf_dump_emit_type_decl()
1260 decl_stack.cnt = d->decl_stack_cnt - stack_start; in btf_dump_emit_type_decl()
1261 btf_dump_emit_type_chain(d, &decl_stack, fname, lvl); in btf_dump_emit_type_decl()
1270 d->decl_stack_cnt = stack_start; in btf_dump_emit_type_decl()
1273 static void btf_dump_emit_mods(struct btf_dump *d, struct id_stack *decl_stack) in btf_dump_emit_mods() argument
1280 t = btf__type_by_id(d->btf, id); in btf_dump_emit_mods()
1284 btf_dump_printf(d, "volatile "); in btf_dump_emit_mods()
1287 btf_dump_printf(d, "const "); in btf_dump_emit_mods()
1290 btf_dump_printf(d, "restrict "); in btf_dump_emit_mods()
1299 static void btf_dump_drop_mods(struct btf_dump *d, struct id_stack *decl_stack) in btf_dump_drop_mods() argument
1306 t = btf__type_by_id(d->btf, id); in btf_dump_drop_mods()
1313 static void btf_dump_emit_name(const struct btf_dump *d, in btf_dump_emit_name() argument
1318 btf_dump_printf(d, "%s%s", separate ? " " : "", name); in btf_dump_emit_name()
1321 static void btf_dump_emit_type_chain(struct btf_dump *d, in btf_dump_emit_type_chain() argument
1344 btf_dump_emit_mods(d, decls); in btf_dump_emit_type_chain()
1345 btf_dump_printf(d, "void"); in btf_dump_emit_type_chain()
1350 t = btf__type_by_id(d->btf, id); in btf_dump_emit_type_chain()
1356 btf_dump_emit_mods(d, decls); in btf_dump_emit_type_chain()
1357 name = btf_name_of(d, t->name_off); in btf_dump_emit_type_chain()
1358 btf_dump_printf(d, "%s", name); in btf_dump_emit_type_chain()
1362 btf_dump_emit_mods(d, decls); in btf_dump_emit_type_chain()
1364 if (t->name_off == 0 && !d->skip_anon_defs) in btf_dump_emit_type_chain()
1365 btf_dump_emit_struct_def(d, id, t, lvl); in btf_dump_emit_type_chain()
1367 btf_dump_emit_struct_fwd(d, id, t); in btf_dump_emit_type_chain()
1370 btf_dump_emit_mods(d, decls); in btf_dump_emit_type_chain()
1372 if (t->name_off == 0 && !d->skip_anon_defs) in btf_dump_emit_type_chain()
1373 btf_dump_emit_enum_def(d, id, t, lvl); in btf_dump_emit_type_chain()
1375 btf_dump_emit_enum_fwd(d, id, t); in btf_dump_emit_type_chain()
1378 btf_dump_emit_mods(d, decls); in btf_dump_emit_type_chain()
1379 btf_dump_emit_fwd_def(d, id, t); in btf_dump_emit_type_chain()
1382 btf_dump_emit_mods(d, decls); in btf_dump_emit_type_chain()
1383 btf_dump_printf(d, "%s", btf_dump_ident_name(d, id)); in btf_dump_emit_type_chain()
1386 btf_dump_printf(d, "%s", last_was_ptr ? "*" : " *"); in btf_dump_emit_type_chain()
1389 btf_dump_printf(d, " volatile"); in btf_dump_emit_type_chain()
1392 btf_dump_printf(d, " const"); in btf_dump_emit_type_chain()
1395 btf_dump_printf(d, " restrict"); in btf_dump_emit_type_chain()
1412 btf_dump_drop_mods(d, decls); in btf_dump_emit_type_chain()
1415 btf_dump_emit_name(d, fname, last_was_ptr); in btf_dump_emit_type_chain()
1416 btf_dump_printf(d, "[%u]", a->nelems); in btf_dump_emit_type_chain()
1421 next_t = btf__type_by_id(d->btf, next_id); in btf_dump_emit_type_chain()
1425 btf_dump_printf(d, " "); in btf_dump_emit_type_chain()
1428 btf_dump_printf(d, "("); in btf_dump_emit_type_chain()
1429 btf_dump_emit_type_chain(d, decls, fname, lvl); in btf_dump_emit_type_chain()
1431 btf_dump_printf(d, ")"); in btf_dump_emit_type_chain()
1432 btf_dump_printf(d, "[%u]", a->nelems); in btf_dump_emit_type_chain()
1448 btf_dump_drop_mods(d, decls); in btf_dump_emit_type_chain()
1450 btf_dump_printf(d, " ("); in btf_dump_emit_type_chain()
1451 btf_dump_emit_type_chain(d, decls, fname, lvl); in btf_dump_emit_type_chain()
1452 btf_dump_printf(d, ")"); in btf_dump_emit_type_chain()
1454 btf_dump_emit_name(d, fname, last_was_ptr); in btf_dump_emit_type_chain()
1456 btf_dump_printf(d, "("); in btf_dump_emit_type_chain()
1464 btf_dump_printf(d, ")"); in btf_dump_emit_type_chain()
1470 btf_dump_printf(d, ", "); in btf_dump_emit_type_chain()
1474 btf_dump_printf(d, "..."); in btf_dump_emit_type_chain()
1478 name = btf_name_of(d, p->name_off); in btf_dump_emit_type_chain()
1479 btf_dump_emit_type_decl(d, p->type, name, lvl); in btf_dump_emit_type_chain()
1482 btf_dump_printf(d, ")"); in btf_dump_emit_type_chain()
1494 btf_dump_emit_name(d, fname, last_was_ptr); in btf_dump_emit_type_chain()
1498 static void btf_dump_emit_type_cast(struct btf_dump *d, __u32 id, in btf_dump_emit_type_cast() argument
1507 if (d->typed_dump->is_array_member) in btf_dump_emit_type_cast()
1513 t = btf__type_by_id(d->btf, id); in btf_dump_emit_type_cast()
1518 btf_dump_printf(d, "("); in btf_dump_emit_type_cast()
1520 d->skip_anon_defs = true; in btf_dump_emit_type_cast()
1521 d->strip_mods = true; in btf_dump_emit_type_cast()
1522 btf_dump_emit_type_decl(d, id, "", 0); in btf_dump_emit_type_cast()
1523 d->strip_mods = false; in btf_dump_emit_type_cast()
1524 d->skip_anon_defs = false; in btf_dump_emit_type_cast()
1527 btf_dump_printf(d, ")"); in btf_dump_emit_type_cast()
1531 static size_t btf_dump_name_dups(struct btf_dump *d, struct hashmap *name_map, in btf_dump_name_dups() argument
1555 static const char *btf_dump_resolve_name(struct btf_dump *d, __u32 id, in btf_dump_resolve_name() argument
1558 struct btf_dump_type_aux_state *s = &d->type_states[id]; in btf_dump_resolve_name()
1559 const struct btf_type *t = btf__type_by_id(d->btf, id); in btf_dump_resolve_name()
1560 const char *orig_name = btf_name_of(d, t->name_off); in btf_dump_resolve_name()
1561 const char **cached_name = &d->cached_names[id]; in btf_dump_resolve_name()
1575 dup_cnt = btf_dump_name_dups(d, name_map, orig_name); in btf_dump_resolve_name()
1588 static const char *btf_dump_type_name(struct btf_dump *d, __u32 id) in btf_dump_type_name() argument
1590 return btf_dump_resolve_name(d, id, d->type_names); in btf_dump_type_name()
1593 static const char *btf_dump_ident_name(struct btf_dump *d, __u32 id) in btf_dump_ident_name() argument
1595 return btf_dump_resolve_name(d, id, d->ident_names); in btf_dump_ident_name()
1598 static int btf_dump_dump_type_data(struct btf_dump *d,
1606 static const char *btf_dump_data_newline(struct btf_dump *d) in btf_dump_data_newline() argument
1608 return d->typed_dump->compact || d->typed_dump->depth == 0 ? "" : "\n"; in btf_dump_data_newline()
1611 static const char *btf_dump_data_delim(struct btf_dump *d) in btf_dump_data_delim() argument
1613 return d->typed_dump->depth == 0 ? "" : ","; in btf_dump_data_delim()
1616 static void btf_dump_data_pfx(struct btf_dump *d) in btf_dump_data_pfx() argument
1618 int i, lvl = d->typed_dump->indent_lvl + d->typed_dump->depth; in btf_dump_data_pfx()
1620 if (d->typed_dump->compact) in btf_dump_data_pfx()
1624 btf_dump_printf(d, "%s", d->typed_dump->indent_str); in btf_dump_data_pfx()
1632 #define btf_dump_type_values(d, fmt, ...) \ argument
1633 btf_dump_printf(d, fmt "%s%s", \
1635 btf_dump_data_delim(d), \
1636 btf_dump_data_newline(d))
1638 static int btf_dump_unsupported_data(struct btf_dump *d, in btf_dump_unsupported_data() argument
1642 btf_dump_printf(d, "<unsupported kind:%u>", btf_kind(t)); in btf_dump_unsupported_data()
1646 static int btf_dump_get_bitfield_value(struct btf_dump *d, in btf_dump_get_bitfield_value() argument
1688 static int btf_dump_bitfield_check_zero(struct btf_dump *d, in btf_dump_bitfield_check_zero() argument
1697 err = btf_dump_get_bitfield_value(d, t, data, bits_offset, bit_sz, &check_num); in btf_dump_bitfield_check_zero()
1705 static int btf_dump_bitfield_data(struct btf_dump *d, in btf_dump_bitfield_data() argument
1714 err = btf_dump_get_bitfield_value(d, t, data, bits_offset, bit_sz, &print_num); in btf_dump_bitfield_data()
1718 btf_dump_type_values(d, "0x%llx", (unsigned long long)print_num); in btf_dump_bitfield_data()
1724 static int btf_dump_base_type_check_zero(struct btf_dump *d, in btf_dump_base_type_check_zero() argument
1736 nr_bytes = d->ptr_sz; in btf_dump_base_type_check_zero()
1755 static int btf_dump_int_data(struct btf_dump *d, in btf_dump_int_data() argument
1774 return btf_dump_bitfield_data(d, t, data, 0, 0); in btf_dump_int_data()
1794 btf_dump_type_values(d, "0x%llx", (unsigned long long)lsi); in btf_dump_int_data()
1796 btf_dump_type_values(d, "0x%llx%016llx", (unsigned long long)msi, in btf_dump_int_data()
1802 btf_dump_type_values(d, "%lld", *(long long *)data); in btf_dump_int_data()
1804 btf_dump_type_values(d, "%llu", *(unsigned long long *)data); in btf_dump_int_data()
1808 btf_dump_type_values(d, "%d", *(__s32 *)data); in btf_dump_int_data()
1810 btf_dump_type_values(d, "%u", *(__u32 *)data); in btf_dump_int_data()
1814 btf_dump_type_values(d, "%d", *(__s16 *)data); in btf_dump_int_data()
1816 btf_dump_type_values(d, "%u", *(__u16 *)data); in btf_dump_int_data()
1819 if (d->typed_dump->is_array_char) { in btf_dump_int_data()
1821 if (d->typed_dump->is_array_terminated) in btf_dump_int_data()
1824 d->typed_dump->is_array_terminated = true; in btf_dump_int_data()
1828 btf_dump_type_values(d, "'%c'", *(char *)data); in btf_dump_int_data()
1833 btf_dump_type_values(d, "%d", *(__s8 *)data); in btf_dump_int_data()
1835 btf_dump_type_values(d, "%u", *(__u8 *)data); in btf_dump_int_data()
1846 double d; member
1850 static int btf_dump_float_data(struct btf_dump *d, in btf_dump_float_data() argument
1867 btf_dump_type_values(d, "%Lf", flp->ld); in btf_dump_float_data()
1870 btf_dump_type_values(d, "%lf", flp->d); in btf_dump_float_data()
1873 btf_dump_type_values(d, "%f", flp->f); in btf_dump_float_data()
1882 static int btf_dump_var_data(struct btf_dump *d, in btf_dump_var_data() argument
1908 btf_dump_printf(d, "%s", l); in btf_dump_var_data()
1910 t = btf__type_by_id(d->btf, type_id); in btf_dump_var_data()
1911 btf_dump_emit_type_cast(d, type_id, false); in btf_dump_var_data()
1912 btf_dump_printf(d, " %s = ", btf_name_of(d, v->name_off)); in btf_dump_var_data()
1913 return btf_dump_dump_type_data(d, NULL, t, type_id, data, 0, 0); in btf_dump_var_data()
1916 static int btf_dump_array_data(struct btf_dump *d, in btf_dump_array_data() argument
1928 elem_type = skip_mods_and_typedefs(d->btf, elem_type_id, NULL); in btf_dump_array_data()
1929 elem_size = btf__resolve_size(d->btf, elem_type_id); in btf_dump_array_data()
1943 d->typed_dump->is_array_char = true; in btf_dump_array_data()
1953 d->typed_dump->depth++; in btf_dump_array_data()
1954 btf_dump_printf(d, "[%s", btf_dump_data_newline(d)); in btf_dump_array_data()
1959 is_array_member = d->typed_dump->is_array_member; in btf_dump_array_data()
1960 d->typed_dump->is_array_member = true; in btf_dump_array_data()
1962 if (d->typed_dump->is_array_terminated) in btf_dump_array_data()
1964 btf_dump_dump_type_data(d, NULL, elem_type, elem_type_id, data, 0, 0); in btf_dump_array_data()
1966 d->typed_dump->is_array_member = is_array_member; in btf_dump_array_data()
1967 d->typed_dump->depth--; in btf_dump_array_data()
1968 btf_dump_data_pfx(d); in btf_dump_array_data()
1969 btf_dump_type_values(d, "]"); in btf_dump_array_data()
1974 static int btf_dump_struct_data(struct btf_dump *d, in btf_dump_struct_data() argument
1990 d->typed_dump->depth++; in btf_dump_struct_data()
1991 btf_dump_printf(d, "{%s", btf_dump_data_newline(d)); in btf_dump_struct_data()
1999 mtype = btf__type_by_id(d->btf, m->type); in btf_dump_struct_data()
2000 mname = btf_name_of(d, m->name_off); in btf_dump_struct_data()
2004 err = btf_dump_dump_type_data(d, mname, mtype, m->type, data + moffset / 8, in btf_dump_struct_data()
2009 d->typed_dump->depth--; in btf_dump_struct_data()
2010 btf_dump_data_pfx(d); in btf_dump_struct_data()
2011 btf_dump_type_values(d, "}"); in btf_dump_struct_data()
2020 static int btf_dump_ptr_data(struct btf_dump *d, in btf_dump_ptr_data() argument
2025 if (ptr_is_aligned(data, d->ptr_sz) && d->ptr_sz == sizeof(void *)) { in btf_dump_ptr_data()
2026 btf_dump_type_values(d, "%p", *(void **)data); in btf_dump_ptr_data()
2030 memcpy(&pt, data, d->ptr_sz); in btf_dump_ptr_data()
2031 if (d->ptr_sz == 4) in btf_dump_ptr_data()
2032 btf_dump_type_values(d, "0x%x", pt.p); in btf_dump_ptr_data()
2034 btf_dump_type_values(d, "0x%llx", pt.lp); in btf_dump_ptr_data()
2039 static int btf_dump_get_enum_value(struct btf_dump *d, in btf_dump_get_enum_value() argument
2052 err = btf_dump_get_bitfield_value(d, t, data, 0, 0, &val); in btf_dump_get_enum_value()
2078 static int btf_dump_enum_data(struct btf_dump *d, in btf_dump_enum_data() argument
2087 err = btf_dump_get_enum_value(d, t, data, id, &value); in btf_dump_enum_data()
2094 btf_dump_type_values(d, "%s", btf_name_of(d, e->name_off)); in btf_dump_enum_data()
2098 btf_dump_type_values(d, "%d", value); in btf_dump_enum_data()
2102 static int btf_dump_datasec_data(struct btf_dump *d, in btf_dump_datasec_data() argument
2112 btf_dump_type_values(d, "SEC(\"%s\") ", btf_name_of(d, t->name_off)); in btf_dump_datasec_data()
2115 var = btf__type_by_id(d->btf, vsi->type); in btf_dump_datasec_data()
2116 err = btf_dump_dump_type_data(d, NULL, var, vsi->type, data + vsi->offset, 0, 0); in btf_dump_datasec_data()
2119 btf_dump_printf(d, ";"); in btf_dump_datasec_data()
2125 static int btf_dump_type_data_check_overflow(struct btf_dump *d, in btf_dump_type_data_check_overflow() argument
2144 return data + nr_bytes > d->typed_dump->data_end ? -E2BIG : nr_bytes; in btf_dump_type_data_check_overflow()
2147 size = btf__resolve_size(d->btf, id); in btf_dump_type_data_check_overflow()
2162 t = skip_mods_and_typedefs(d->btf, id, NULL); in btf_dump_type_data_check_overflow()
2174 if (data + bits_offset / 8 + size > d->typed_dump->data_end) in btf_dump_type_data_check_overflow()
2183 static int btf_dump_type_data_check_zero(struct btf_dump *d, in btf_dump_type_data_check_zero() argument
2204 if (d->typed_dump->emit_zeroes || d->typed_dump->depth == 0 || in btf_dump_type_data_check_zero()
2205 (d->typed_dump->is_array_member && in btf_dump_type_data_check_zero()
2206 !d->typed_dump->is_array_char)) in btf_dump_type_data_check_zero()
2209 t = skip_mods_and_typedefs(d->btf, id, NULL); in btf_dump_type_data_check_zero()
2214 return btf_dump_bitfield_check_zero(d, t, data, bits_offset, bit_sz); in btf_dump_type_data_check_zero()
2215 return btf_dump_base_type_check_zero(d, t, id, data); in btf_dump_type_data_check_zero()
2218 return btf_dump_base_type_check_zero(d, t, id, data); in btf_dump_type_data_check_zero()
2226 elem_size = btf__resolve_size(d->btf, elem_type_id); in btf_dump_type_data_check_zero()
2227 elem_type = skip_mods_and_typedefs(d->btf, elem_type_id, NULL); in btf_dump_type_data_check_zero()
2240 err = btf_dump_type_data_check_zero(d, elem_type, in btf_dump_type_data_check_zero()
2262 mtype = btf__type_by_id(d->btf, m->type); in btf_dump_type_data_check_zero()
2270 err = btf_dump_type_data_check_zero(d, mtype, m->type, data + moffset / 8, in btf_dump_type_data_check_zero()
2278 err = btf_dump_get_enum_value(d, t, data, id, &value); in btf_dump_type_data_check_zero()
2290 static int btf_dump_dump_type_data(struct btf_dump *d, in btf_dump_dump_type_data() argument
2300 size = btf_dump_type_data_check_overflow(d, t, id, data, bits_offset, bit_sz); in btf_dump_dump_type_data()
2303 err = btf_dump_type_data_check_zero(d, t, id, data, bits_offset, bit_sz); in btf_dump_dump_type_data()
2312 btf_dump_data_pfx(d); in btf_dump_dump_type_data()
2314 if (!d->typed_dump->skip_names) { in btf_dump_dump_type_data()
2316 btf_dump_printf(d, ".%s = ", fname); in btf_dump_dump_type_data()
2317 btf_dump_emit_type_cast(d, id, true); in btf_dump_dump_type_data()
2320 t = skip_mods_and_typedefs(d->btf, id, NULL); in btf_dump_dump_type_data()
2327 err = btf_dump_unsupported_data(d, t, id); in btf_dump_dump_type_data()
2331 err = btf_dump_bitfield_data(d, t, data, bits_offset, bit_sz); in btf_dump_dump_type_data()
2333 err = btf_dump_int_data(d, t, id, data, bits_offset); in btf_dump_dump_type_data()
2336 err = btf_dump_float_data(d, t, id, data); in btf_dump_dump_type_data()
2339 err = btf_dump_ptr_data(d, t, id, data); in btf_dump_dump_type_data()
2342 err = btf_dump_array_data(d, t, id, data); in btf_dump_dump_type_data()
2346 err = btf_dump_struct_data(d, t, id, data); in btf_dump_dump_type_data()
2354 err = btf_dump_get_bitfield_value(d, t, data, bits_offset, bit_sz, in btf_dump_dump_type_data()
2359 err = btf_dump_enum_data(d, t, id, &enum_val); in btf_dump_dump_type_data()
2361 err = btf_dump_enum_data(d, t, id, data); in btf_dump_dump_type_data()
2364 err = btf_dump_var_data(d, t, id, data); in btf_dump_dump_type_data()
2367 err = btf_dump_datasec_data(d, t, id, data); in btf_dump_dump_type_data()
2379 int btf_dump__dump_type_data(struct btf_dump *d, __u32 id, in btf_dump__dump_type_data() argument
2390 t = btf__type_by_id(d->btf, id); in btf_dump__dump_type_data()
2394 d->typed_dump = &typed_dump; in btf_dump__dump_type_data()
2395 d->typed_dump->data_end = data + data_sz; in btf_dump__dump_type_data()
2396 d->typed_dump->indent_lvl = OPTS_GET(opts, indent_level, 0); in btf_dump__dump_type_data()
2400 d->typed_dump->indent_str[0] = '\t'; in btf_dump__dump_type_data()
2402 strncat(d->typed_dump->indent_str, opts->indent_str, in btf_dump__dump_type_data()
2403 sizeof(d->typed_dump->indent_str) - 1); in btf_dump__dump_type_data()
2405 d->typed_dump->compact = OPTS_GET(opts, compact, false); in btf_dump__dump_type_data()
2406 d->typed_dump->skip_names = OPTS_GET(opts, skip_names, false); in btf_dump__dump_type_data()
2407 d->typed_dump->emit_zeroes = OPTS_GET(opts, emit_zeroes, false); in btf_dump__dump_type_data()
2409 ret = btf_dump_dump_type_data(d, NULL, t, id, data, 0, 0); in btf_dump__dump_type_data()
2411 d->typed_dump = NULL; in btf_dump__dump_type_data()