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libdvbci: some manual code nicenings

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Origin commit data
------------------
Branch: master
Commit: f67dc18443
Author: vanhofen <vanhofen@gmx.de>
Date: 2021-11-07 (Sun, 07 Nov 2021)

Origin message was:
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- libdvbci: some manual code nicenings

------------------
No further description and justification available within origin commit message!

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This commit was generated by Migit
This commit is contained in:
vanhofen
2021-11-07 00:57:01 +01:00
parent ea7a941fa6
commit 94e1c9da6f
7 changed files with 29 additions and 56 deletions
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2
libdvbci/descrambler.cpp
View File

@@ -135,7 +135,6 @@ int descrambler_set_key(int index, int parity, unsigned char *data)
printf("Index: %d Parity: (%d) -> ", d.index, d.parity);
hexdump(d.data, 32);
}
return 0;
}
@@ -172,7 +171,6 @@ int descrambler_set_pid(int index, int enable, int pid)
return 0;
}
bool descrambler_open(void)
{
if (desc_fd > 0)

5
libdvbci/dh_rsa_misc.cpp
View File

@@ -52,8 +52,8 @@ static int pkcs_1_mgf1(const uint8_t *seed, unsigned long seedlen, uint8_t *mask
}
static int pkcs_1_pss_encode(const uint8_t *msghash, unsigned int msghashlen,
unsigned long saltlen, unsigned long modulus_bitlen,
uint8_t *out, unsigned int outlen)
unsigned long saltlen, unsigned long modulus_bitlen,
uint8_t *out, unsigned int outlen)
{
unsigned char *DB, *mask, *salt, *hash;
unsigned long x, y, hLen, modulus_len;
@@ -211,7 +211,6 @@ int dh_mod_exp(uint8_t *dest, int dest_len, uint8_t *base, int base_len, uint8_t
BN_mod_exp(bn_dest, bn_base, bn_exp, bn_mod, ctx);
BN_CTX_free(ctx);
len = BN_num_bytes(bn_dest);
if (len > dest_len)
{

6
libdvbci/dvbci_appmgr.cpp
View File

@@ -130,10 +130,12 @@ bool eDVBCIApplicationManagerSession::readBlist()
for (i = 0; i < 4; i++)
{
rc = fgetc(fd);
if (rc == ',' || rc == EOF) break;
if (rc == ',' || rc == EOF)
break;
cSid[i] = (char)rc;
}
if (rc == EOF) goto fin;
if (rc == EOF)
goto fin;
if (i == 4)
{
Sid = (u16)strtol(cSid, NULL, 16);

5
libdvbci/dvbci_camgr.h
View File

@@ -18,10 +18,7 @@ class eDVBCICAManagerSession: public eDVBCISession
eDVBCICAManagerSession(eDVBCISlot *tslot);
~eDVBCICAManagerSession();
const std::vector<uint16_t> &getCAIDs() const
{
return caids;
}
const std::vector<uint16_t> &getCAIDs() const { return caids; }
int sendCAPMT(unsigned char *pmt, int len);
};

10
libdvbci/dvbci_ccmgr.cpp
View File

@@ -340,7 +340,6 @@ static X509 *certificate_import_and_check(struct cert_ctx *ctx, const uint8_t *d
return cert;
}
/* CI+ credentials */
#define MAX_ELEMENTS 33
@@ -394,7 +393,6 @@ struct cc_ctrl_data
RSA *rsa_device_key;
};
static struct element *element_get(struct cc_ctrl_data *cc_data, unsigned int id)
{
/* array index */
@@ -964,20 +962,16 @@ static int data_get_handle_new(struct cc_ctrl_data *cc_data, unsigned int id)
/* generate DHSK & AKH */
check_dh_challenge(cc_data);
break;
case 19: /* auth_nonce - triggers new dh keychallenge - invalidates DHSK & AKH */
/* generate DHPH & Signature_A */
restart_dh_challenge(cc_data);
break;
case 21: /* Ns_module - triggers SAC key calculation */
generate_ns_host(cc_data);
generate_key_seed(cc_data);
generate_SAK_SEK(cc_data->sak, cc_data->sek, cc_data->ks_host);
break;
/* SAC data messages */
case 6: //CICAM_id
case 12: //keyprecursor
check_new_key(cc_data);
@@ -989,7 +983,6 @@ static int data_get_handle_new(struct cc_ctrl_data *cc_data, unsigned int id)
case 28: //key register
check_new_key(cc_data);
break;
default:
printf("%s -> %s unhandled ID (%d)\n", FILENAME, __FUNCTION__, id);
break;
@@ -1218,7 +1211,7 @@ bool eDVBCIContentControlManagerSession::ci_ccmgr_cc_data_req(eDVBCISlot *tslot,
void eDVBCIContentControlManagerSession::ci_ccmgr_cc_sac_sync_req(eDVBCISlot *tslot, const uint8_t *data, unsigned int
#if y_debug
len
len
#endif
)
{
@@ -1406,7 +1399,6 @@ int eDVBCIContentControlManagerSession::receivedAPDU(const unsigned char *tag, c
int eDVBCIContentControlManagerSession::doAction()
{
printf("%s > %s\n", FILENAME, __FUNCTION__);
switch (state)
{

36
libdvbci/dvbci_resmgr.cpp
View File

@@ -76,16 +76,16 @@ int eDVBCIResourceManagerSession::doAction()
{
const unsigned char data[][4] =
{
{0x00, 0x01, 0x00, 0x41}, // resource
{0x00, 0x02, 0x00, 0x41}, // application V1
{0x00, 0x02, 0x00, 0x43}, // application V3
{0x00, 0x03, 0x00, 0x41}, // conditional access
{0x00, 0x20, 0x00, 0x41}, // host control (dummy)
{0x00, 0x40, 0x00, 0x41}, // mmi
{0x00, 0x24, 0x00, 0x41}, // date-time
{0x00, 0x8c, 0x10, 0x01}, // content control
{0x00, 0x8e, 0x10, 0x01} // cam upgrade (dummy)
// {0x00, 0x10, 0x00, 0x41} // auth.
{0x00, 0x01, 0x00, 0x41}, // resource
{0x00, 0x02, 0x00, 0x41}, // application V1
{0x00, 0x02, 0x00, 0x43}, // application V3
{0x00, 0x03, 0x00, 0x41}, // conditional access
{0x00, 0x20, 0x00, 0x41}, // host control (dummy)
{0x00, 0x40, 0x00, 0x41}, // mmi
{0x00, 0x24, 0x00, 0x41}, // date-time
{0x00, 0x8c, 0x10, 0x01}, // content control
{0x00, 0x8e, 0x10, 0x01} // cam upgrade (dummy)
// {0x00, 0x10, 0x00, 0x41} // auth.
};
sendAPDU(tag, data, sizeof(data));
}
@@ -93,14 +93,14 @@ int eDVBCIResourceManagerSession::doAction()
{
const unsigned char data[][4] =
{
{0x00, 0x01, 0x00, 0x41}, // resource
{0x00, 0x02, 0x00, 0x41}, // application V1
{0x00, 0x02, 0x00, 0x43}, // application V3
{0x00, 0x03, 0x00, 0x41}, // conditional access
// {0x00, 0x20, 0x00, 0x41}, // host control
{0x00, 0x40, 0x00, 0x41}, // mmi
{0x00, 0x24, 0x00, 0x41} // date-time
// {0x00, 0x10, 0x00, 0x41} // auth.
{0x00, 0x01, 0x00, 0x41}, // resource
{0x00, 0x02, 0x00, 0x41}, // application V1
{0x00, 0x02, 0x00, 0x43}, // application V3
{0x00, 0x03, 0x00, 0x41}, // conditional access
// {0x00, 0x20, 0x00, 0x41}, // host control
{0x00, 0x40, 0x00, 0x41}, // mmi
{0x00, 0x24, 0x00, 0x41} // date-time
// {0x00, 0x10, 0x00, 0x41} // auth.
};
sendAPDU(tag, data, sizeof(data));
}

21
libdvbci/dvbci_session.h
View File

@@ -33,15 +33,7 @@ class eDVBCISession
static void deleteSessions(const eDVBCISlot *slot);
void sendSPDU(unsigned char tag, const void *data, int len, const void *apdu = 0, int alen = 0);
int poll()
{
if (action)
{
action = doAction();
return 1;
}
return 0;
}
int poll() { if (action) { action = doAction(); return 1; } return 0; }
enum { stateInCreation, stateBusy, stateInDeletion, stateStarted, statePrivate};
static int parseLengthField(const unsigned char *pkt, int &len);
@@ -49,14 +41,8 @@ class eDVBCISession
static void receiveData(eDVBCISlot *slot, const unsigned char *ptr, size_t len);
int getState()
{
return state;
}
int getStatus()
{
return status;
}
int getState() { return state; }
int getStatus() { return status; }
static int pollAll();
};
@@ -75,5 +61,4 @@ class eDVBCIHostControlSession: public eDVBCISession
~eDVBCIHostControlSession();
};
#endif