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core: replace use of Avl_string by Dictionary

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Issue #4780
This commit is contained in:
Norman Feske
2023-03-08 17:26:31 +01:00
committed by Christian Helmuth
parent ec700e88f7
commit c99fb2b69b
10 changed files with 58 additions and 75 deletions
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35
repos/base/src/core/include/rom_fs.h
View File

@ -15,49 +15,46 @@
#ifndef _CORE__INCLUDE__ROM_FS_H_
#define _CORE__INCLUDE__ROM_FS_H_
#include <util/avl_string.h>
/* Genode includes */
#include <util/dictionary.h>
/* core includes */
#include <types.h>
namespace Core {
using Rom_name = String<64>;
struct Rom_module;
struct Rom_fs;
}
struct Core::Rom_module : Avl_string_base
struct Core::Rom_module : Dictionary<Rom_module, Rom_name>::Element
{
addr_t const addr = 0;
size_t const size = 0;
Rom_module() : Avl_string_base(nullptr) { }
Rom_module(addr_t const addr, size_t const size, char const * const name)
: Avl_string_base(name), addr(addr), size(size) { }
Rom_module(Dictionary<Rom_module, Rom_name> &dict, Rom_name const &name,
addr_t addr, size_t size)
:
Dictionary<Rom_module, Rom_name>::Element(dict, name),
addr(addr), size(size)
{ }
bool valid() const { return size ? true : false; }
void print(Output & out) const {
Genode::print(out, Hex_range<addr_t>(addr, size), " ", name()); }
void print(Output &out) const {
Genode::print(out, Hex_range<addr_t>(addr, size), " ", name); }
};
struct Core::Rom_fs : Avl_tree<Avl_string_base>
struct Core::Rom_fs : Dictionary<Rom_module, Rom_name>
{
Rom_module const * find(char const * const name) const
{
return first() ? (Rom_module const *)first()->find_by_name(name)
: nullptr;
}
void print(Output & out) const
{
if (!first()) Genode::print(out, "No modules in Rom_fs\n");
Genode::print(out, "ROM modules:\n");
for_each([&] (Avl_string_base const & rom) {
Genode::print(out, " ROM: ", *static_cast<Rom_module const *>(&rom), "\n"); });
for_each([&] (Rom_module const &rom) {
Genode::print(out, " ROM: ", rom, "\n"); });
}
};

12
repos/base/src/core/include/rom_session_component.h
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@ -36,15 +36,13 @@ class Core::Rom_session_component : public Rpc_object<Rom_session>
Rom_module const &_find_rom(Rom_fs &rom_fs, const char *args)
{
/* extract label */
Session_label const label = label_from_args(args);
return rom_fs.with_element(label_from_args(args).last_element(),
/* find ROM module for trailing label element */
Rom_module const * rom = rom_fs.find(label.last_element().string());
if (rom)
return *rom;
[&] (Rom_module const &rom) -> Rom_module const & {
return rom; },
throw Service_denied();
[&] () -> Rom_module const & {
throw Service_denied(); });
}
/*

20
repos/base/src/core/platform_rom_modules.cc
View File

@ -20,18 +20,18 @@ using namespace Core;
void Platform::_init_rom_modules()
{
/* add boot modules to ROM FS */
Boot_modules_header *header = &_boot_modules_headers_begin;
for (; header < &_boot_modules_headers_end; header++) {
Boot_modules_header const *header_ptr = &_boot_modules_headers_begin;
if (!header->size) {
warning("ignore zero-sized boot module '",
Cstring((char const *)header->name), "'");
for (; header_ptr < &_boot_modules_headers_end; header_ptr++) {
Rom_name const name((char const *)header_ptr->name);
if (!header_ptr->size) {
warning("ignore zero-sized boot module '", name, "'");
continue;
}
Rom_module &rom_module = *new (core_mem_alloc())
Rom_module(_rom_module_phys(header->base), header->size,
(char const *)header->name);
_rom_fs.insert(&rom_module);
new (core_mem_alloc())
Rom_module(_rom_fs, name,
_rom_module_phys(header_ptr->base), header_ptr->size);
}
}