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Fixes in sysfs

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This commit is contained in:
Baptiste Wicht 2014-03-02 17:05:34 +01:00
parent 77ff5d3cb0
commit ae6b84b5f5
1 changed files with 53 additions and 36 deletions
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89
kernel/src/fs/sysfs.cpp
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@ -110,7 +110,7 @@ size_t get_file(const sys_folder& folder, const std::vector<std::string>& file_p
f.directory = false;
f.hidden = false;
f.system = false;
f.size = 0;
f.size = file.value.size();
return 0;
}
@ -136,7 +136,7 @@ size_t ls(const sys_folder& folder, std::vector<vfs::file>& contents){
f.directory = false;
f.hidden = false;
f.system = false;
f.size = 0;
f.size = file.value.size();
contents.push_back(f);
}
@ -160,6 +160,39 @@ size_t read(const sys_folder& folder, const std::vector<std::string>& file_path,
return std::ERROR_NOT_EXISTS;
}
void set_value(sys_folder& folder, const std::string& name, const std::string& value){
for(auto& v : folder.values){
if(v.name == name){
v.value = value;
return;
}
}
folder.values.emplace_back(name, value);
}
void delete_value(sys_folder& folder, const std::string& name){
for(size_t i = 0; i < folder.values.size(); ++i){
auto& v = folder.values[i];
if(v.name == name){
folder.values.erase(i);
break;
}
}
}
void delete_folder(sys_folder& folder, const std::string& name){
for(size_t i = 0; i < folder.folders.size(); ++i){
auto& v = folder.folders[i];
if(v.name == name){
folder.folders.erase(i);
break;
}
}
}
} //end of anonymous namespace
sysfs::sysfs_file_system::sysfs_file_system(std::string mp) : mount_point(mp) {
@ -247,59 +280,43 @@ size_t sysfs::sysfs_file_system::statfs(statfs_info& file){
return 0;
}
void set_value(const std::string& mount_point, const std::string& path, const std::string& value){
void sysfs::set_value(const std::string& mount_point, const std::string& path, const std::string& value){
auto& root_folder = find_root_folder(mount_point);
auto file_path = std::split(path, '/');
auto last = file_path.back();
file_path.pop_back();
auto& folder = find_folder(root_folder, file_path, 0, file_path.size());
for(auto& v : folder.values){
if(v.name == last){
v.value = value;
return;
}
if(file_path.size() == 1){
::set_value(root_folder, file_path.back(), value);
} else {
auto& folder = find_folder(root_folder, file_path, 0, file_path.size() - 1);
::set_value(folder, file_path.back(), value);
}
folder.values.emplace_back(last, value);
}
void delete_value(const std::string& mount_point, const std::string& path){
void sysfs::delete_value(const std::string& mount_point, const std::string& path){
auto& root_folder = find_root_folder(mount_point);
auto file_path = std::split(path, '/');
auto last = file_path.back();
file_path.pop_back();
auto& folder = find_folder(root_folder, file_path, 0, file_path.size());
if(file_path.size() == 1){
::delete_value(root_folder, file_path.back());
} else {
auto& folder = find_folder(root_folder, file_path, 0, file_path.size() - 1);
for(size_t i = 0; i < folder.values.size(); ++i){
auto& v = folder.values[i];
if(v.name == last){
folder.values.erase(i);
break;
}
::delete_value(folder, file_path.back());
}
}
void delete_folder(const std::string& mount_point, const std::string& path){
void sysfs::delete_folder(const std::string& mount_point, const std::string& path){
auto& root_folder = find_root_folder(mount_point);
auto file_path = std::split(path, '/');
auto last = file_path.back();
file_path.pop_back();
auto& folder = find_folder(root_folder, file_path, 0, file_path.size());
if(file_path.size() == 1){
::delete_folder(root_folder, file_path.back());
} else {
auto& folder = find_folder(root_folder, file_path, 0, file_path.size() - 1);
for(size_t i = 0; i < folder.folders.size(); ++i){
auto& v = folder.folders[i];
if(v.name == last){
folder.folders.erase(i);
break;
}
::delete_folder(folder, file_path.back());
}
}