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#ifndef _PSP2_NPDRMPACKAGE_H_
#define _PSP2_NPDRMPACKAGE_H_
#include <psp2/types.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Options for _sceNpDrmPackageDecrypt */
typedef struct _sceNpDrmPackageDecrypt {
/** The offset in the encrypted data */
SceOff offset;
/**
* The identifier specified for _sceNpDrmPackageCheck but NOT ORed
* with (1 << 8)
*/
unsigned int identifier;
} _sceNpDrmPackageDecrypt_opt;
/**
* Read the header of the PKG and initialize the context
*
* @param buffer - The buffer containing the header of PKG.
* @param size - The size of buffer. The minimum confirmed value is 0x8000.
* @param zero - Unknown. Supposed to be set to 0.
* @param identifier - arbitrary value [0, 6) ORed with (1 << 8) or 0.
* If it is set to 0, the function just checks the header
* and doesn't create the context.
*
* @return 0 on success, != 0 on error
*/
int _sceNpDrmPackageCheck(const void *buffer, SceSize size, int zero, unsigned int identifier);
/**
* Decrypt a PKG
*
* @param buffer - The buffer containing the content of the PKG.
* @param size - The size of the buffer. The minimum confirmed value is 0x20.
* @param opt - The options.
*
* @return 0 on success, != 0 on error
*/
int _sceNpDrmPackageDecrypt(void * __restrict__ buffer, SceSize size, _sceNpDrmPackageDecrypt_opt * __restrict__ opt);
#ifdef __cplusplus
}
#endif
#endif /* _PSP2_NPDRMPACKAGE_H_ */
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