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code: Use std::span where appropriate (#6658)

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* code: Use std::span when possible

* code: Prefix memcpy and memcmp with std::
This commit is contained in:
GPUCode 2023-07-07 01:52:40 +03:00 • committed by GitHub
parent 4ccd9f24fb
commit cf9bb90ae3
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GPG key ID: 4AEE18F83AFDEB23
106 changed files with 362 additions and 329 deletions
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21
src/core/hle/service/cfg/cfg.cpp
View file

@ -285,8 +285,8 @@ void Module::Interface::GenHashConsoleUnique(Kernel::HLERequestContext& ctx) {
std::array<u8, CryptoPP::SHA256::DIGESTSIZE> hash;
CryptoPP::SHA256().CalculateDigest(hash.data(), buffer.data(), sizeof(buffer));
u32 low, high;
memcpy(&low, &hash[hash.size() - 8], sizeof(u32));
memcpy(&high, &hash[hash.size() - 4], sizeof(u32));
std::memcpy(&low, &hash[hash.size() - 8], sizeof(u32));
std::memcpy(&high, &hash[hash.size() - 4], sizeof(u32));
rb.Push(low);
rb.Push(high);
} else {
@ -439,7 +439,7 @@ ResultVal<void*> Module::GetConfigInfoBlockPointer(u32 block_id, u32 size, u32 f
ResultCode Module::GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, void* output) {
void* pointer = nullptr;
CASCADE_RESULT(pointer, GetConfigInfoBlockPointer(block_id, size, flag));
memcpy(output, pointer, size);
std::memcpy(output, pointer, size);
return RESULT_SUCCESS;
}
@ -447,7 +447,7 @@ ResultCode Module::GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, void* ou
ResultCode Module::SetConfigInfoBlock(u32 block_id, u32 size, u32 flag, const void* input) {
void* pointer = nullptr;
CASCADE_RESULT(pointer, GetConfigInfoBlockPointer(block_id, size, flag));
memcpy(pointer, input, size);
std::memcpy(pointer, input, size);
return RESULT_SUCCESS;
}
@ -473,10 +473,10 @@ ResultCode Module::CreateConfigInfoBlk(u32 block_id, u16 size, u16 flags, const
config->block_entries[config->total_entries].offset_or_data = offset;
// Write the data at the new offset
memcpy(&cfg_config_file_buffer[offset], data, size);
std::memcpy(&cfg_config_file_buffer[offset], data, size);
} else {
// The offset_or_data field in the header contains the data itself if it's 4 bytes or less
memcpy(&config->block_entries[config->total_entries].offset_or_data, data, size);
std::memcpy(&config->block_entries[config->total_entries].offset_or_data, data, size);
}
++config->total_entries;
@ -721,7 +721,7 @@ Module::~Module() = default;
/// Checks if the language is available in the chosen region, and returns a proper one
static std::tuple<u32 /*region*/, SystemLanguage> AdjustLanguageInfoBlock(
const std::vector<u32>& region_code, SystemLanguage language) {
std::span<const u32> region_code, SystemLanguage language) {
static const std::array<std::vector<SystemLanguage>, 7> region_languages{{
// JPN
{LANGUAGE_JP},
@ -750,13 +750,14 @@ static std::tuple<u32 /*region*/, SystemLanguage> AdjustLanguageInfoBlock(
}
// The language is not available in any available region, so default to the first region and
// language
u32 default_region = region_code[0];
const u32 default_region = region_code[0];
return {default_region, region_languages[default_region][0]};
}
void Module::SetPreferredRegionCodes(const std::vector<u32>& region_codes) {
void Module::SetPreferredRegionCodes(std::span<const u32> region_codes) {
const SystemLanguage current_language = GetSystemLanguage();
auto [region, adjusted_language] = AdjustLanguageInfoBlock(region_codes, current_language);
const auto [region, adjusted_language] =
AdjustLanguageInfoBlock(region_codes, current_language);
preferred_region_code = region;
LOG_INFO(Service_CFG, "Preferred region code set to {}", preferred_region_code);

4
src/core/hle/service/cfg/cfg.h
View file

@ -6,9 +6,9 @@
#include <array>
#include <memory>
#include <span>
#include <string>
#include <utility>
#include <vector>
#include "common/common_types.h"
#include "core/hle/service/service.h"
@ -345,7 +345,7 @@ public:
* setting is auto.
* @param region_codes the preferred region codes to set
*/
void SetPreferredRegionCodes(const std::vector<u32>& region_codes);
void SetPreferredRegionCodes(std::span<const u32> region_codes);
// Utilities for frontend to set config data.
// Note: UpdateConfigNANDSavegame should be called after making changes to config data.