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| author | Rémi Verschelde | 2017-03-05 16:44:50 +0100 |
|---|---|---|
| committer | Rémi Verschelde | 2017-03-05 16:44:50 +0100 |
| commit | 5dbf1809c6e3e905b94b8764e99491e608122261 (patch) | |
| tree | 5e5a5360db15d86d59ec8c6e4f7eb511388c5a9a /core/io/file_access_pack.cpp | |
| parent | 45438e9918d421b244bfd7776a30e67dc7f2d3e3 (diff) | |
| download | godot-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.cpp | 237 |
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() { - - } - - |
