szip: change documentation style (#8883)
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b2cdd2cac0
commit
ac1c4932e7
172
vlib/szip/szip.v
172
vlib/szip/szip.v
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@ -37,7 +37,7 @@ fn C.zip_entry_fread(&Zip, byteptr) int
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fn C.zip_total_entries(&Zip) int
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// Ref - miniz.h
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// compression level - ref: miniz.h
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const (
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no_compression = 0
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best_speed = 1
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@ -53,18 +53,12 @@ const (
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m_append = `a`
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)
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/*
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open opens zip archive with compression level using the given mode.
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@param zipname zip archive file name.
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@param level compression level (0-9 are the standard zlib-style levels).
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@param mode file access mode.
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- 'r': opens a file for reading/extracting (the file must exists).
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- 'w': creates an empty file for writing.
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- 'a': appends to an existing archive.
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@return the zip archive handler or NULL on error
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*/
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// open opens zip archive with compression level using the given mode.<br>
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// compression levels: 0-9 are the standard zlib-style levels.<br>
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// modes:<br>
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// - 'r': opens a file for reading/extracting (the file must exists).<br>
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// - 'w': creates an empty file for writing.<br>
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// - 'a': appends to an existing archive.
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pub fn open(name string, level int, mode byte) ?&Zip {
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mut nlevel := level
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if (nlevel & 0xF) > szip.uber_compression {
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@ -83,27 +77,15 @@ pub fn open(name string, level int, mode byte) ?&Zip {
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return p_zip
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}
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/*
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close closes the zip archive, releases resources - always finalize.
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@param zip zip archive handler.
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*/
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// close closes the zip archive, releases resources - always finalize.
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pub fn (mut z Zip) close() {
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C.zip_close(z)
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}
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/*
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open_entry opens an entry by name in the zip archive.
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For zip archive opened in 'w' or 'a' mode the function will append
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a new entry. In readonly mode the function tries to locate the entry
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in global dictionary.
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@param zip zip archive handler.
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@param entryname an entry name in local dictionary.
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@return the return code - 0 on success, negative number (< 0) on error.
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*/
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// open_entry opens an entry by name in the zip archive.
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// For zip archive opened in 'w' or 'a' mode the function will append
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// a new entry. In readonly mode the function tries to locate the entry
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// in global dictionary.
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pub fn (mut zentry Zip) open_entry(name string) ? {
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res := C.zip_entry_open(zentry, name.str)
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if res == -1 {
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@ -111,31 +93,18 @@ pub fn (mut zentry Zip) open_entry(name string) ? {
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}
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}
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/*
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* close_entry closes a zip entry, flushes buffer and releases resources.
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*
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* @param zip zip archive handler.
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*
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* @return the return code - 0 on success, negative number (< 0) on error.
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*/
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// close_entry closes a zip entry, flushes buffer and releases resources.
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pub fn (mut zentry Zip) close_entry() {
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C.zip_entry_close(zentry)
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}
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/*
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name returns a local name of the current zip entry.
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The main difference between user's entry name and local entry name
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is optional relative path.
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Following .ZIP File Format Specification - the path stored MUST not contain
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a drive or device letter, or a leading slash.
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All slashes MUST be forward slashes '/' as opposed to backwards slashes '\'
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for compatibility with Amiga and UNIX file systems etc.
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@param zip: zip archive handler.
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@return the pointer to the current zip entry name, or NULL on error.
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*/
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// name returns a local name of the current zip entry.
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// The main difference between user's entry name and local entry name
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// is optional relative path.
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// Following .ZIP File Format Specification - the path stored MUST not contain
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// a drive or device letter, or a leading slash.
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// All slashes MUST be forward slashes '/' as opposed to backwards slashes '\'
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// for compatibility with Amiga and UNIX file systems etc.
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pub fn (mut zentry Zip) name() string {
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name := C.zip_entry_name(zentry)
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if name == 0 {
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@ -144,13 +113,7 @@ pub fn (mut zentry Zip) name() string {
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return unsafe { tos_clone(name) }
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}
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/*
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index returns an index of the current zip entry.
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@param zip zip archive handler.
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@return the index on success, negative number (< 0) on error.
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*/
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/// index returns an index of the current zip entry.
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pub fn (mut zentry Zip) index() ?int {
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index := int(C.zip_entry_index(zentry))
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if index == -1 {
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@ -159,15 +122,8 @@ pub fn (mut zentry Zip) index() ?int {
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return index // must be check for INVALID_VALUE
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}
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/*
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isdir determines if the current zip entry is a directory entry.
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@param zip zip archive handler.
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@return the return code - 1 (true), 0 (false), negative number (< 0) on
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error.
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*/
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pub fn (mut zentry Zip) isdir() ?bool {
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// is_dir determines if the current zip entry is a directory entry.
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pub fn (mut zentry Zip) is_dir() ?bool {
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isdir := C.zip_entry_isdir(zentry)
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if isdir < 0 {
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return error('szip: cannot check entry type')
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@ -175,37 +131,17 @@ pub fn (mut zentry Zip) isdir() ?bool {
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return isdir == 1
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}
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/*
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size returns an uncompressed size of the current zip entry.
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@param zip zip archive handler.
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@return the uncompressed size in bytes.
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*/
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// size returns an uncompressed size of the current zip entry.
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pub fn (mut zentry Zip) size() u64 {
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return C.zip_entry_size(zentry)
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}
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/*
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crc32 returns CRC-32 checksum of the current zip entry.
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@param zip zip archive handler.
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@return the CRC-32 checksum.
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*/
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// crc32 returns CRC-32 checksum of the current zip entry.
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pub fn (mut zentry Zip) crc32() u32 {
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return C.zip_entry_crc32(zentry)
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}
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/*
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write_entry compresses an input buffer for the current zip entry.
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@param zip zip archive handler.
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@param buf input buffer.
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@param bufsize input buffer size (in bytes).
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@return the return code - 0 on success, negative number (< 0) on error.
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*/
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// write_entry compresses an input buffer for the current zip entry.
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pub fn (mut zentry Zip) write_entry(data []byte) ? {
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if (data[0] & 0xff) == -1 {
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return error('szip: cannot write entry')
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@ -216,14 +152,7 @@ pub fn (mut zentry Zip) write_entry(data []byte) ? {
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}
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}
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/*
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create_entry compresses a file for the current zip entry.
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@param zip zip archive handler.
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@param filename input file.
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@return the return code - 0 on success, negative number (< 0) on error.
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*/
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// create_entry compresses a file for the current zip entry.
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pub fn (mut zentry Zip) create_entry(name string) ? {
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res := C.zip_entry_fwrite(zentry, name.str)
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if res != 0 {
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@ -231,21 +160,10 @@ pub fn (mut zentry Zip) create_entry(name string) ? {
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}
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}
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/*
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read_entry extracts the current zip entry into output buffer.
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The function allocates sufficient memory for an output buffer.
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@param zip zip archive handler.
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@param buf output buffer.
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@param bufsize output buffer size (in bytes).
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@note remember to release the memory allocated for an output buffer.
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for large entries, please take a look at zip_entry_extract function.
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@return the return code - the number of bytes actually read on success.
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Otherwise a -1 on error.
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*/
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// read_entry extracts the current zip entry into output buffer.
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// The function allocates sufficient memory for an output buffer.
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// NOTE: remember to release the memory allocated for an output buffer.
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// for large entries, please take a look at zip_entry_extract function.
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pub fn (mut zentry Zip) read_entry() ?voidptr {
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mut buf := voidptr(0)
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mut bsize := i64(0)
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@ -256,14 +174,7 @@ pub fn (mut zentry Zip) read_entry() ?voidptr {
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return buf
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}
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/*
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extract_entry extracts the current zip entry into output file.
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@param zip zip archive handler.
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@param filename output file.
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@return the return code - 0 on success, negative number (< 0) on error.
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*/
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// extract_entry extracts the current zip entry into output file.
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pub fn (mut zentry Zip) extract_entry(path string) ? {
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if C.access(charptr(path.str), 0) == -1 {
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return error('Cannot open file for extracting, file not exists')
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@ -276,32 +187,17 @@ pub fn (mut zentry Zip) extract_entry(path string) ? {
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/*
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extract extracts the current zip entry using a callback function (on_extract).
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@param zip zip archive handler.
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@param on_extract callback function.
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@param arg opaque pointer (optional argument, which you can pass to the
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on_extract callback)
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@return the return code - 0 on success, negative number (< 0) on error.
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*/
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/*
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fn (mut zentry Zip) extract(path string) bool {
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if C.access(path.str, 0) == -1 {
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return false
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//return error('Cannot open directory for extracting, directory not exists')
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// return error('Cannot open directory for extracting, directory not exists')
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}
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res := C.zip_extract(zentry, path.str, 0, 0)
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return res == 0
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}
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*/
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/*
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total returns the number of all entries (files and directories) in the zip archive.
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@param zip zip archive handler.
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@return the return code - the number of entries on success, negative number
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(< 0) on error.
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*/
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// total returns the number of all entries (files and directories) in the zip archive.
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pub fn (mut zentry Zip) total() ?int {
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tentry := int(C.zip_total_entries(zentry))
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if tentry == -1 {
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@ -1,7 +1,7 @@
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import szip
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import os
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fn test_compile() {
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fn test_szip() {
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mut z := szip.open('test_compile.zip', szip.best_speed, szip.m_write) or {
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assert false
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return
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@ -11,3 +11,4 @@ fn test_compile() {
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os.rm('test_compile.zip') or { }
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}
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}
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