4 #include "zipios++/zipios-config.h" 6 #include "zipios++/meta-iostreams.h" 20 inline uint16 ztohs (
unsigned char *buf ) {
24 out = (
static_cast< uint16
>( buf[ 0 ] ) << 8 ) +
25 (
static_cast< uint16
>( buf[ 1 ] ) ) ;
31 inline uint32 ztohl (
unsigned char *buf ) {
33 out = (
static_cast< uint32
>( buf[ 0 ] ) << 24 ) +
34 (
static_cast< uint32
>( buf[ 1 ] ) << 16 ) +
35 (
static_cast< uint32
>( buf[ 2 ] ) << 8 ) +
36 (
static_cast< uint32
>( buf[ 3 ] ) ) ;
43 inline uint16 ztohs (
unsigned char *buf ) {
45 out = (
static_cast< uint16
>( buf[ 1 ] ) << 8 ) +
46 (
static_cast< uint16
>( buf[ 0 ] ) ) ;
51 inline uint32 ztohl (
unsigned char *buf ) {
53 out = (
static_cast< uint32
>( buf[ 3 ] ) << 24 ) +
54 (
static_cast< uint32
>( buf[ 2 ] ) << 16 ) +
55 (
static_cast< uint32
>( buf[ 1 ] ) << 8 ) +
56 (
static_cast< uint32
>( buf[ 0 ] ) ) ;
69 inline uint32 htozl (
unsigned char *buf ) {
74 inline uint16 htozs (
unsigned char *buf ) {
79 inline uint32 readUint32 ( istream &is ) {
80 static const int buf_len =
sizeof ( uint32 ) ;
81 unsigned char buf [ buf_len ] ;
83 std::streampos original_pos = is.tellg() ;
84 while ( rsf < buf_len && !is.eof() ) {
85 is.read ( reinterpret_cast< char * >( buf ) + rsf, buf_len - rsf ) ;
86 rsf +=
static_cast< int >( is.gcount () ) ;
88 if ( rsf != buf_len ) {
89 is.seekg( original_pos ) ;
90 throw InvalidStateException(
"Reached end-of-file while trying to read a" 91 "Uint32; the zip archive may be corrupt." ) ;
93 return ztohl ( buf ) ;
96 inline void writeUint32 ( uint32 host_val, ostream &os ) {
97 uint32 val = htozl( reinterpret_cast< unsigned char * >( &host_val ) ) ;
98 os.write( reinterpret_cast< char * >( &val ),
sizeof( uint32 ) ) ;
101 inline uint16 readUint16 ( istream &is ) {
102 static const int buf_len =
sizeof ( uint16 ) ;
103 unsigned char buf [ buf_len ] ;
105 std::streampos original_pos = is.tellg() ;
106 while ( rsf < buf_len && !is.eof() ) {
107 is.read ( reinterpret_cast< char * >( buf ) + rsf, buf_len - rsf ) ;
108 rsf +=
static_cast< int >( is.gcount () ) ;
110 if ( rsf != buf_len ) {
111 is.seekg( original_pos ) ;
112 throw InvalidStateException(
"Reached end-of-file while trying to read a" 113 "Uint16; the zip archive may be corrupt." ) ;
115 return ztohs ( buf ) ;
118 inline void writeUint16 ( uint16 host_val, ostream &os ) {
119 uint16 val = htozl( reinterpret_cast< unsigned char * >( &host_val ) ) ;
120 os.write( reinterpret_cast< char * >( &val ),
sizeof( uint16 ) ) ;
123 inline void readByteSeq ( istream &is,
string &con,
int count ) {
124 char *buf =
new char [ count + 1 ] ;
126 while ( rsf < count && is ) {
127 is.read ( buf + rsf, count - rsf ) ;
130 buf [ count ] =
'\0' ;
136 inline void writeByteSeq( ostream &os,
const string &con ) {
140 inline void readByteSeq ( istream &is,
unsigned char *buf,
int count ) {
143 while ( rsf < count && is ) {
144 is.read ( reinterpret_cast< char * >( buf ) + rsf, count - rsf ) ;
149 inline void writeByteSeq ( ostream &os,
const unsigned char *buf,
int count ) {
150 os.rdbuf()->sputn( reinterpret_cast< const char * >( buf ), count ) ;
153 inline void readByteSeq ( istream &is, vector < unsigned char > &vec,
int count ) {
154 unsigned char *buf =
new unsigned char [ count ] ;
156 while ( rsf < count && is ) {
157 is.read ( reinterpret_cast< char * >( buf ) + rsf, count - rsf ) ;
161 vec.insert ( vec.end (), buf, buf + count ) ;
165 inline void writeByteSeq ( ostream &os,
const vector < unsigned char > &vec ) {
166 os.rdbuf()->sputn( reinterpret_cast< const char * >( &( vec[ 0 ] ) ), vec.size() ) ;
169 istream& operator>> ( istream &is, ZipLocalEntry &zlh ) ;
170 istream& operator>> ( istream &is, DataDescriptor &dd ) ;
171 istream& operator>> ( istream &is, ZipCDirEntry &zcdh ) ;
174 ostream &operator<< ( ostream &os,
const ZipLocalEntry &zlh ) ;
175 ostream &operator<< ( ostream &os,
const ZipCDirEntry &zcdh ) ;
176 ostream &operator<< ( ostream &os,
const EndOfCentralDirectory &eocd ) ;
Header file that defines some simple data types.
Header file containing classes and functions for reading the central directory and local header field...
Header file that defines a number of exceptions used by FileCollection and its subclasses.