Decompress Method

Decompresses the data provided.

Syntax

• C++
• Objective-C
• C

ANSI (Cross Platform)
int Decompress();

Unicode (Windows)
INT Decompress();

- (void)decompress;

#define MID_MESSAGEDECOMPRESSOR_DECOMPRESS 3

SECUREBLACKBOX_EXTERNAL int SECUREBLACKBOX_CALL SecureBlackbox_MessageDecompressor_Do(void *lpObj, int methid, int cparam, void *param[], int cbparam[], int64 *lpllVal);

Remarks

Call this method to decompress a PKCS#7-compliant compressed message. Use InputFile or InputStream to provide the compressed data to the component.

Note that the class works with PKCS7 blobs containing CompressedData type. It can't be used to decompress plain ZIP, GZIP, or BZIP2 archives.

Error Handling (C++)

This method returns a result code; 0 indicates success, while a non-zero error code indicates that this method encountered an error during its execution. If an error occurs, the GetLastError() method can be called to retrieve the associated error message. (Note: This method's result code can also be obtained by calling the GetLastErrorCode() method after it returns.)