aboutsummaryrefslogtreecommitdiff
path: root/core/io/file_access_pack.cpp
diff options
context:
space:
mode:
authorRémi Verschelde2017-03-05 16:44:50 +0100
committerRémi Verschelde2017-03-05 16:44:50 +0100
commit5dbf1809c6e3e905b94b8764e99491e608122261 (patch)
tree5e5a5360db15d86d59ec8c6e4f7eb511388c5a9a /core/io/file_access_pack.cpp
parent45438e9918d421b244bfd7776a30e67dc7f2d3e3 (diff)
downloadgodot-5dbf1809c6e3e905b94b8764e99491e608122261.tar.gz
godot-5dbf1809c6e3e905b94b8764e99491e608122261.tar.zst
godot-5dbf1809c6e3e905b94b8764e99491e608122261.zip
Diffstat (limited to 'core/io/file_access_pack.cpp')
-rw-r--r--core/io/file_access_pack.cpp237
1 files changed, 108 insertions, 129 deletions
diff --git a/core/io/file_access_pack.cpp b/core/io/file_access_pack.cpp
index fa1bebde1..91d256ee2 100644
--- a/core/io/file_access_pack.cpp
+++ b/core/io/file_access_pack.cpp
@@ -33,9 +33,9 @@
#define PACK_VERSION 1
-Error PackedData::add_pack(const String& p_path) {
+Error PackedData::add_pack(const String &p_path) {
- for (int i=0; i<sources.size(); i++) {
+ for (int i = 0; i < sources.size(); i++) {
if (sources[i]->try_open_pack(p_path)) {
@@ -46,7 +46,7 @@ Error PackedData::add_pack(const String& p_path) {
return ERR_FILE_UNRECOGNIZED;
};
-void PackedData::add_path(const String& pkg_path, const String& path, uint64_t ofs, uint64_t size,const uint8_t* p_md5, PackSource* p_src) {
+void PackedData::add_path(const String &pkg_path, const String &path, uint64_t ofs, uint64_t size, const uint8_t *p_md5, PackSource *p_src) {
PathMD5 pmd5(path.md5_buffer());
//printf("adding path %ls, %lli, %lli\n", path.c_str(), pmd5.a, pmd5.b);
@@ -54,35 +54,35 @@ void PackedData::add_path(const String& pkg_path, const String& path, uint64_t o
bool exists = files.has(pmd5);
PackedFile pf;
- pf.pack=pkg_path;
- pf.offset=ofs;
- pf.size=size;
- for(int i=0;i<16;i++)
- pf.md5[i]=p_md5[i];
+ pf.pack = pkg_path;
+ pf.offset = ofs;
+ pf.size = size;
+ for (int i = 0; i < 16; i++)
+ pf.md5[i] = p_md5[i];
pf.src = p_src;
- files[pmd5]=pf;
+ files[pmd5] = pf;
if (!exists) {
//search for dir
- String p = path.replace_first("res://","");
- PackedDir *cd=root;
+ String p = path.replace_first("res://", "");
+ PackedDir *cd = root;
- if (p.find("/")!=-1) { //in a subdir
+ if (p.find("/") != -1) { //in a subdir
- Vector<String> ds=p.get_base_dir().split("/");
+ Vector<String> ds = p.get_base_dir().split("/");
- for(int j=0;j<ds.size();j++) {
+ for (int j = 0; j < ds.size(); j++) {
if (!cd->subdirs.has(ds[j])) {
- PackedDir *pd = memnew( PackedDir );
- pd->name=ds[j];
- pd->parent=cd;
- cd->subdirs[pd->name]=pd;
- cd=pd;
+ PackedDir *pd = memnew(PackedDir);
+ pd->name = ds[j];
+ pd->parent = cd;
+ cd->subdirs[pd->name] = pd;
+ cd = pd;
} else {
- cd=cd->subdirs[ds[j]];
+ cd = cd->subdirs[ds[j]];
}
}
}
@@ -97,61 +97,59 @@ void PackedData::add_pack_source(PackSource *p_source) {
}
};
-PackedData *PackedData::singleton=NULL;
+PackedData *PackedData::singleton = NULL;
PackedData::PackedData() {
- singleton=this;
- root=memnew(PackedDir);
- root->parent=NULL;
- disabled=false;
+ singleton = this;
+ root = memnew(PackedDir);
+ root->parent = NULL;
+ disabled = false;
add_pack_source(memnew(PackedSourcePCK));
}
void PackedData::_free_packed_dirs(PackedDir *p_dir) {
- for (Map<String,PackedDir*>::Element *E=p_dir->subdirs.front();E;E=E->next())
+ for (Map<String, PackedDir *>::Element *E = p_dir->subdirs.front(); E; E = E->next())
_free_packed_dirs(E->get());
memdelete(p_dir);
}
PackedData::~PackedData() {
- for(int i=0;i<sources.size();i++) {
+ for (int i = 0; i < sources.size(); i++) {
memdelete(sources[i]);
}
_free_packed_dirs(root);
}
-
//////////////////////////////////////////////////////////////////
-bool PackedSourcePCK::try_open_pack(const String& p_path) {
+bool PackedSourcePCK::try_open_pack(const String &p_path) {
- FileAccess *f = FileAccess::open(p_path,FileAccess::READ);
+ FileAccess *f = FileAccess::open(p_path, FileAccess::READ);
if (!f)
return false;
//printf("try open %ls!\n", p_path.c_str());
- uint32_t magic= f->get_32();
+ uint32_t magic = f->get_32();
if (magic != 0x43504447) {
//maybe at he end.... self contained exe
f->seek_end();
- f->seek( f->get_pos() -4 );
+ f->seek(f->get_pos() - 4);
magic = f->get_32();
if (magic != 0x43504447) {
memdelete(f);
return false;
}
- f->seek( f->get_pos() -12 );
-
+ f->seek(f->get_pos() - 12);
uint64_t ds = f->get_64();
- f->seek( f->get_pos() -ds-8 );
+ f->seek(f->get_pos() - ds - 8);
magic = f->get_32();
if (magic != 0x43504447) {
@@ -159,7 +157,6 @@ bool PackedSourcePCK::try_open_pack(const String& p_path) {
memdelete(f);
return false;
}
-
}
uint32_t version = f->get_32();
@@ -167,25 +164,25 @@ bool PackedSourcePCK::try_open_pack(const String& p_path) {
uint32_t ver_minor = f->get_32();
uint32_t ver_rev = f->get_32();
- ERR_EXPLAIN("Pack version unsupported: "+itos(version));
- ERR_FAIL_COND_V( version != PACK_VERSION, ERR_INVALID_DATA);
- ERR_EXPLAIN("Pack created with a newer version of the engine: "+itos(ver_major)+"."+itos(ver_minor)+"."+itos(ver_rev));
- ERR_FAIL_COND_V( ver_major > VERSION_MAJOR || (ver_major == VERSION_MAJOR && ver_minor > VERSION_MINOR), ERR_INVALID_DATA);
+ ERR_EXPLAIN("Pack version unsupported: " + itos(version));
+ ERR_FAIL_COND_V(version != PACK_VERSION, ERR_INVALID_DATA);
+ ERR_EXPLAIN("Pack created with a newer version of the engine: " + itos(ver_major) + "." + itos(ver_minor) + "." + itos(ver_rev));
+ ERR_FAIL_COND_V(ver_major > VERSION_MAJOR || (ver_major == VERSION_MAJOR && ver_minor > VERSION_MINOR), ERR_INVALID_DATA);
- for(int i=0;i<16;i++) {
+ for (int i = 0; i < 16; i++) {
//reserved
f->get_32();
}
int file_count = f->get_32();
- for(int i=0;i<file_count;i++) {
+ for (int i = 0; i < file_count; i++) {
uint32_t sl = f->get_32();
CharString cs;
- cs.resize(sl+1);
- f->get_buffer((uint8_t*)cs.ptr(),sl);
- cs[sl]=0;
+ cs.resize(sl + 1);
+ f->get_buffer((uint8_t *)cs.ptr(), sl);
+ cs[sl] = 0;
String path;
path.parse_utf8(cs.ptr());
@@ -193,22 +190,21 @@ bool PackedSourcePCK::try_open_pack(const String& p_path) {
uint64_t ofs = f->get_64();
uint64_t size = f->get_64();
uint8_t md5[16];
- f->get_buffer(md5,16);
- PackedData::get_singleton()->add_path(p_path, path, ofs, size, md5,this);
+ f->get_buffer(md5, 16);
+ PackedData::get_singleton()->add_path(p_path, path, ofs, size, md5, this);
};
return true;
};
-FileAccess* PackedSourcePCK::get_file(const String &p_path, PackedData::PackedFile* p_file) {
+FileAccess *PackedSourcePCK::get_file(const String &p_path, PackedData::PackedFile *p_file) {
- return memnew( FileAccessPack(p_path, *p_file));
+ return memnew(FileAccessPack(p_path, *p_file));
};
//////////////////////////////////////////////////////////////////
-
-Error FileAccessPack::_open(const String& p_path, int p_mode_flags) {
+Error FileAccessPack::_open(const String &p_path, int p_mode_flags) {
ERR_FAIL_V(ERR_UNAVAILABLE);
return ERR_UNAVAILABLE;
@@ -219,45 +215,44 @@ void FileAccessPack::close() {
f->close();
}
-bool FileAccessPack::is_open() const{
+bool FileAccessPack::is_open() const {
return f->is_open();
}
-void FileAccessPack::seek(size_t p_position){
+void FileAccessPack::seek(size_t p_position) {
- if (p_position>pf.size) {
- eof=true;
+ if (p_position > pf.size) {
+ eof = true;
} else {
- eof=false;
+ eof = false;
}
- f->seek(pf.offset+p_position);
- pos=p_position;
+ f->seek(pf.offset + p_position);
+ pos = p_position;
}
-void FileAccessPack::seek_end(int64_t p_position){
-
- seek(pf.size+p_position);
+void FileAccessPack::seek_end(int64_t p_position) {
+ seek(pf.size + p_position);
}
size_t FileAccessPack::get_pos() const {
return pos;
}
-size_t FileAccessPack::get_len() const{
+size_t FileAccessPack::get_len() const {
return pf.size;
}
-bool FileAccessPack::eof_reached() const{
+bool FileAccessPack::eof_reached() const {
return eof;
}
uint8_t FileAccessPack::get_8() const {
- if (pos>=pf.size) {
- eof=true;
+ if (pos >= pf.size) {
+ eof = true;
return 0;
}
@@ -265,23 +260,22 @@ uint8_t FileAccessPack::get_8() const {
return f->get_8();
}
-
-int FileAccessPack::get_buffer(uint8_t *p_dst,int p_length) const {
+int FileAccessPack::get_buffer(uint8_t *p_dst, int p_length) const {
if (eof)
return 0;
- int64_t to_read=p_length;
- if (to_read+pos > pf.size) {
- eof=true;
- to_read=int64_t(pf.size)-int64_t(pos);
+ int64_t to_read = p_length;
+ if (to_read + pos > pf.size) {
+ eof = true;
+ to_read = int64_t(pf.size) - int64_t(pos);
}
- pos+=p_length;
+ pos += p_length;
- if (to_read<=0)
+ if (to_read <= 0)
return 0;
- f->get_buffer(p_dst,to_read);
+ f->get_buffer(p_dst, to_read);
return to_read;
}
@@ -301,32 +295,29 @@ Error FileAccessPack::get_error() const {
void FileAccessPack::store_8(uint8_t p_dest) {
ERR_FAIL();
-
}
-void FileAccessPack::store_buffer(const uint8_t *p_src,int p_length) {
+void FileAccessPack::store_buffer(const uint8_t *p_src, int p_length) {
ERR_FAIL();
-
}
-bool FileAccessPack::file_exists(const String& p_name) {
+bool FileAccessPack::file_exists(const String &p_name) {
return false;
}
+FileAccessPack::FileAccessPack(const String &p_path, const PackedData::PackedFile &p_file) {
-FileAccessPack::FileAccessPack(const String& p_path, const PackedData::PackedFile& p_file) {
-
- pf=p_file;
- f=FileAccess::open(pf.pack,FileAccess::READ);
+ pf = p_file;
+ f = FileAccess::open(pf.pack, FileAccess::READ);
if (!f) {
- ERR_EXPLAIN("Can't open pack-referenced file: "+String(pf.pack));
+ ERR_EXPLAIN("Can't open pack-referenced file: " + String(pf.pack));
ERR_FAIL_COND(!f);
}
f->seek(pf.offset);
- pos=0;
- eof=false;
+ pos = 0;
+ eof = false;
}
FileAccessPack::~FileAccessPack() {
@@ -334,24 +325,21 @@ FileAccessPack::~FileAccessPack() {
memdelete(f);
}
-
//////////////////////////////////////////////////////////////////////////////////
// DIR ACCESS
//////////////////////////////////////////////////////////////////////////////////
-
Error DirAccessPack::list_dir_begin() {
-
list_dirs.clear();
list_files.clear();
- for (Map<String,PackedData::PackedDir*>::Element *E=current->subdirs.front();E;E=E->next()) {
+ for (Map<String, PackedData::PackedDir *>::Element *E = current->subdirs.front(); E; E = E->next()) {
list_dirs.push_back(E->key());
}
- for (Set<String>::Element *E=current->files.front();E;E=E->next()) {
+ for (Set<String>::Element *E = current->files.front(); E; E = E->next()) {
list_files.push_back(E->get());
}
@@ -359,15 +347,15 @@ Error DirAccessPack::list_dir_begin() {
return OK;
}
-String DirAccessPack::get_next(){
+String DirAccessPack::get_next() {
if (list_dirs.size()) {
- cdir=true;
+ cdir = true;
String d = list_dirs.front()->get();
list_dirs.pop_front();
return d;
} else if (list_files.size()) {
- cdir=false;
+ cdir = false;
String f = list_files.front()->get();
list_files.pop_front();
return f;
@@ -375,11 +363,11 @@ String DirAccessPack::get_next(){
return String();
}
}
-bool DirAccessPack::current_is_dir() const{
+bool DirAccessPack::current_is_dir() const {
return cdir;
}
-bool DirAccessPack::current_is_hidden() const{
+bool DirAccessPack::current_is_hidden() const {
return false;
}
@@ -400,20 +388,20 @@ String DirAccessPack::get_drive(int p_drive) {
Error DirAccessPack::change_dir(String p_dir) {
- String nd = p_dir.replace("\\","/");
- bool absolute=false;
+ String nd = p_dir.replace("\\", "/");
+ bool absolute = false;
if (nd.begins_with("res://")) {
- nd=nd.replace_first("res://","");
- absolute=true;
+ nd = nd.replace_first("res://", "");
+ absolute = true;
}
- nd=nd.simplify_path();
+ nd = nd.simplify_path();
if (nd == "") nd = ".";
if (nd.begins_with("/")) {
- nd=nd.replace_first("/","") ;
- absolute=true;
+ nd = nd.replace_first("/", "");
+ absolute = true;
}
Vector<String> paths = nd.split("/");
@@ -425,18 +413,18 @@ Error DirAccessPack::change_dir(String p_dir) {
else
pd = current;
- for(int i=0;i<paths.size();i++) {
+ for (int i = 0; i < paths.size(); i++) {
String p = paths[i];
- if (p==".") {
+ if (p == ".") {
continue;
- } else if (p=="..") {
+ } else if (p == "..") {
if (pd->parent) {
- pd=pd->parent;
+ pd = pd->parent;
}
} else if (pd->subdirs.has(p)) {
- pd=pd->subdirs[p];
+ pd = pd->subdirs[p];
} else {
@@ -444,29 +432,26 @@ Error DirAccessPack::change_dir(String p_dir) {
}
}
- current=pd;
+ current = pd;
return OK;
-
-
}
String DirAccessPack::get_current_dir() {
String p;
PackedData::PackedDir *pd = current;
- while(pd->parent) {
+ while (pd->parent) {
- if (pd!=current)
- p="/"+p;
- p=p+pd->name;
+ if (pd != current)
+ p = "/" + p;
+ p = p + pd->name;
}
- return "res://"+p;
-
+ return "res://" + p;
}
-bool DirAccessPack::file_exists(String p_file){
+bool DirAccessPack::file_exists(String p_file) {
return current->files.has(p_file);
}
@@ -476,36 +461,30 @@ bool DirAccessPack::dir_exists(String p_dir) {
return current->subdirs.has(p_dir);
}
-Error DirAccessPack::make_dir(String p_dir){
+Error DirAccessPack::make_dir(String p_dir) {
return ERR_UNAVAILABLE;
}
-Error DirAccessPack::rename(String p_from, String p_to){
+Error DirAccessPack::rename(String p_from, String p_to) {
return ERR_UNAVAILABLE;
-
}
-Error DirAccessPack::remove(String p_name){
+Error DirAccessPack::remove(String p_name) {
return ERR_UNAVAILABLE;
-
}
-size_t DirAccessPack::get_space_left(){
+size_t DirAccessPack::get_space_left() {
return 0;
}
DirAccessPack::DirAccessPack() {
- current=PackedData::get_singleton()->root;
- cdir=false;
+ current = PackedData::get_singleton()->root;
+ cdir = false;
}
DirAccessPack::~DirAccessPack() {
-
-
}
-
-