zip_get_encryption_implementation.c File Reference

#include "zipint.h"

Go to the source code of this file.

Functions
zip_encryption_implementation	_zip_get_encryption_implementation (zip_uint16_t em, int operation)
ZIP_EXTERN int	zip_encryption_method_supported (zip_uint16_t method, int encode)

Function Documentation

_zip_get_encryption_implementation()

zip_encryption_implementation _zip_get_encryption_implementation	(	zip_uint16_t	em,
		int	operation
	)

Definition at line 39 of file zip_get_encryption_implementation.c.

                                                                   {
    switch (em) {
    case ZIP_EM_TRAD_PKWARE:
        return operation == ZIP_CODEC_DECODE ? zip_source_pkware_decode : zip_source_pkware_encode;
 
#if defined(HAVE_CRYPTO)
    case ZIP_EM_AES_128:
    case ZIP_EM_AES_192:
    case ZIP_EM_AES_256:
        return operation == ZIP_CODEC_DECODE ? zip_source_winzip_aes_decode : zip_source_winzip_aes_encode;
#endif
 
    default:
        return NULL;
    }
}

References NULL, ZIP_CODEC_DECODE, ZIP_EM_AES_128, ZIP_EM_AES_192, ZIP_EM_AES_256, ZIP_EM_TRAD_PKWARE, zip_source_pkware_decode(), zip_source_pkware_encode(), zip_source_winzip_aes_decode(), and zip_source_winzip_aes_encode().

Referenced by _zip_source_zip_new(), add_data(), zip_encryption_method_supported(), and zip_file_set_encryption().

zip_encryption_method_supported()

ZIP_EXTERN int zip_encryption_method_supported	(	zip_uint16_t	method,
		int	encode
	)

Definition at line 57 of file zip_get_encryption_implementation.c.

                                                                 {
    if (method == ZIP_EM_NONE) {
        return 1;
    }
    return _zip_get_encryption_implementation(method, encode ? ZIP_CODEC_ENCODE : ZIP_CODEC_DECODE) != NULL;
}

References _zip_get_encryption_implementation(), encode(), NULL, ZIP_CODEC_DECODE, ZIP_CODEC_ENCODE, and ZIP_EM_NONE.

Referenced by usage().