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Use new instead of malloc when possible

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This commit is contained in:
Baptiste Wicht 2013-11-08 18:07:20 +01:00
parent 674ebe940d
commit e74528efdc
2 changed files with 6 additions and 12 deletions
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6
kernel/src/disks.cpp
View File

@ -121,15 +121,13 @@ bool disks::read_sectors(const disk_descriptor& disk, uint64_t start, uint8_t co
}
unique_heap_array<disks::partition_descriptor> disks::partitions(const disk_descriptor& disk){
unique_ptr<uint64_t, malloc_delete<uint64_t>> buffer(k_malloc(512));
unique_ptr<boot_record_t> boot_record(new boot_record_t());
if(!read_sectors(disk, 0, 1, buffer.get())){
if(!read_sectors(disk, 0, 1, boot_record.get())){
k_print_line("Read Boot Record failed");
return {};
} else {
auto* boot_record = reinterpret_cast<boot_record_t*>(buffer.get());
if(boot_record->signature != 0xAA55){
k_print_line("Invalid boot record signature");

12
kernel/src/fat32.cpp
View File

@ -54,25 +54,21 @@ struct fat_is_t {
} //end of anonymous namespace
void fat32::ls(const disks::disk_descriptor& disk, const disks::partition_descriptor& partition){
unique_ptr<uint64_t, malloc_delete<uint64_t>> fat_bs_buffer(k_malloc(512));
unique_ptr<fat_bs_t> fat_bs(new fat_bs_t());
if(!read_sectors(disk, partition.start, 1, fat_bs_buffer.get())){
if(!read_sectors(disk, partition.start, 1, fat_bs.get())){
//TODO
} else {
auto* fat_bs = reinterpret_cast<fat_bs_t*>(fat_bs_buffer.get());
//fat_bs->signature should be 0xAA55
//fat_bs->file_system_type should be FAT32
auto fs_information_sector = partition.start + static_cast<uint64_t>(fat_bs->fs_information_sector);
unique_ptr<uint64_t, malloc_delete<uint64_t>> fat_is_buffer(k_malloc(512));
unique_ptr<fat_is_t> fat_is(new fat_is_t());
if(!read_sectors(disk, fs_information_sector, 1, fat_is_buffer.get())){
if(!read_sectors(disk, fs_information_sector, 1, fat_is.get())){
//TODO
} else {
auto* fat_is = reinterpret_cast<fat_is_t*>(fat_is_buffer.get());
//fat_is->signature_start should be 0x52 0x52 0x61 0x41
//fat_is->signature_middle should be 0x72 0x72 0x41 0x61
//fat_is->signature_end should be 0x00 0x00 0x55 0xAA