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Kévin Redon gerrit-no-reply at lists.osmocom.orgKévin Redon has uploaded this change for review. ( https://gerrit.osmocom.org/9919 Change subject: cosmetic: put spaces around operations ...................................................................... cosmetic: put spaces around operations Change-Id: If5ba5f8d16680e8403944274336ea595017063db --- M firmware/libcommon/source/sniffer.c 1 file changed, 72 insertions(+), 72 deletions(-) git pull ssh://gerrit.osmocom.org:29418/simtrace2 refs/changes/19/9919/1 diff --git a/firmware/libcommon/source/sniffer.c b/firmware/libcommon/source/sniffer.c index 5ab60bb..81a6712 100644 --- a/firmware/libcommon/source/sniffer.c +++ b/firmware/libcommon/source/sniffer.c @@ -208,10 +208,10 @@ static uint8_t wt_wi = 10; /* Waiting time Integer (WI), used to calculate the Waiting Time (WT) */ static uint8_t wt_d = 1; /* baud rate adjustment integer (the actual value, not the table index) */ - if (0!=wi) { + if (0 != wi) { wt_wi = wi; } - if (0!=d) { + if (0 != d) { wt_d = d; } wt = wt_wi*960UL*wt_d; @@ -257,7 +257,7 @@ static void change_state(enum iso7816_3_sniff_state iso_state_new) { /* sanity check */ - if (iso_state_new==iso_state) { + if (iso_state_new == iso_state) { TRACE_WARNING("Already in ISO 7816 state %u\n\r", iso_state); return; } @@ -303,11 +303,11 @@ static void usb_send_atr(bool complete) { /* Check state */ - if (ISO7816_S_IN_ATR!=iso_state) { + if (ISO7816_S_IN_ATR != iso_state) { TRACE_WARNING("Can't print ATR in ISO 7816-3 state %u\n\r", iso_state); return; } - if (atr_i>=ARRAY_SIZE(atr)) { + if (atr_i >= ARRAY_SIZE(atr)) { TRACE_ERROR("ATR buffer overflow\n\r"); return; } @@ -346,11 +346,11 @@ static uint8_t i = 0; /* interface byte subgroup number */ /* sanity check */ - if (ISO7816_S_IN_ATR!=iso_state) { + if (ISO7816_S_IN_ATR != iso_state) { TRACE_ERROR("Processing ATR data in wrong ISO 7816-3 state %u\n\r", iso_state); return; } - if (atr_i>=ARRAY_SIZE(atr)) { + if (atr_i >= ARRAY_SIZE(atr)) { TRACE_ERROR("ATR data overflow\n\r"); return; } @@ -377,37 +377,37 @@ break; case ATR_S_WAIT_T0: /* see ISO/IEC 7816-3:2006 section 8.2.2 */ case ATR_S_WAIT_TD: /* see ISO/IEC 7816-3:2006 section 8.2.3 */ - if (ATR_S_WAIT_T0==atr_state) { - atr_hist_len = (byte&0x0f); /* save the number of historical bytes */ - } else if (ATR_S_WAIT_TD==atr_state) { - t_protocol_support |= (1<<(byte&0x0f)); /* remember supported protocol to know if TCK will be present */ + if (ATR_S_WAIT_T0 == atr_state) { + atr_hist_len = (byte & 0x0f); /* save the number of historical bytes */ + } else if (ATR_S_WAIT_TD == atr_state) { + t_protocol_support |= (1<<(byte & 0x0f)); /* remember supported protocol to know if TCK will be present */ } - y = (byte&0xf0); /* remember upcoming interface bytes */ + y = (byte & 0xf0); /* remember upcoming interface bytes */ i++; /* next interface byte sub-group is coming */ - if (y&0x10) { + if (y & 0x10) { atr_state = ATR_S_WAIT_TA; /* wait for interface byte TA */ break; } case ATR_S_WAIT_TA: /* see ISO/IEC 7816-3:2006 section 8.2.3 */ - if (y&0x20) { + if (y & 0x20) { atr_state = ATR_S_WAIT_TB; /* wait for interface byte TB */ break; } case ATR_S_WAIT_TB: /* see ISO/IEC 7816-3:2006 section 8.2.3 */ - if (y&0x40) { + if (y & 0x40) { atr_state = ATR_S_WAIT_TC; /* wait for interface byte TC */ break; } case ATR_S_WAIT_TC: /* see ISO/IEC 7816-3:2006 section 8.2.3 */ /* retrieve WI encoded in TC2*/ if (ATR_S_WAIT_TC==atr_state && 2==i) { - if (0==byte) { + if (0 == byte) { update_wt(10, 0); } else { update_wt(byte, 0); } } - if (y&0x80) { + if (y & 0x80) { atr_state = ATR_S_WAIT_TD; /* wait for interface byte TD */ break; } else if (atr_hist_len) { @@ -418,8 +418,8 @@ if (atr_hist_len) { atr_hist_len--; } - if (0==atr_hist_len) { - if (t_protocol_support>1) { + if (0 == atr_hist_len) { + if (t_protocol_support > 1) { atr_state = ATR_S_WAIT_TCK; /* wait for check bytes */ break; } @@ -445,9 +445,9 @@ uint8_t *pps_cur; /* current PPS (request or response) */ /* Sanity check */ - if (ISO7816_S_IN_PPS_REQ==iso_state) { + if (ISO7816_S_IN_PPS_REQ == iso_state) { pps_cur = pps_req; - } else if (ISO7816_S_IN_PPS_RSP==iso_state) { + } else if (ISO7816_S_IN_PPS_RSP == iso_state) { pps_cur = pps_rsp; } else { TRACE_ERROR("Can't print PPS in ISO 7816-3 state %u\n\r", iso_state); @@ -457,22 +457,22 @@ /* Get only relevant data */ uint8_t pps[6]; uint8_t pps_i = 0; - if (pps_state>PPS_S_WAIT_PPSS) { + if (pps_state > PPS_S_WAIT_PPSS) { pps[pps_i++] = pps_cur[0]; } - if (pps_state>PPS_S_WAIT_PPS0) { + if (pps_state > PPS_S_WAIT_PPS0) { pps[pps_i++] = pps_cur[1]; } - if (pps_state>PPS_S_WAIT_PPS1 && pps_cur[1]&0x10) { + if (pps_state > PPS_S_WAIT_PPS1 && pps_cur[1] & 0x10) { pps[pps_i++] = pps_cur[2]; } - if (pps_state>PPS_S_WAIT_PPS2 && pps_cur[1]&0x20) { + if (pps_state > PPS_S_WAIT_PPS2 && pps_cur[1] & 0x20) { pps[pps_i++] = pps_cur[3]; } - if (pps_state>PPS_S_WAIT_PPS3 && pps_cur[1]&0x40) { + if (pps_state > PPS_S_WAIT_PPS3 && pps_cur[1] & 0x40) { pps[pps_i++] = pps_cur[4]; } - if (pps_state>PPS_S_WAIT_PCK) { + if (pps_state > PPS_S_WAIT_PCK) { pps[pps_i++] = pps_cur[5]; } @@ -520,9 +520,9 @@ uint8_t *pps_cur; /* current PPS (request or response) */ /* sanity check */ - if (ISO7816_S_IN_PPS_REQ==iso_state) { + if (ISO7816_S_IN_PPS_REQ == iso_state) { pps_cur = pps_req; - } else if (ISO7816_S_IN_PPS_RSP==iso_state) { + } else if (ISO7816_S_IN_PPS_RSP == iso_state) { pps_cur = pps_rsp; } else { TRACE_ERROR("Processing PPS data in wrong ISO 7816-3 state %u\n\r", iso_state); @@ -542,19 +542,19 @@ break; case PPS_S_WAIT_PPS0: /*!< format byte */ pps_cur[1] = byte; - if (pps_cur[1]&0x10) { + if (pps_cur[1] & 0x10) { pps_state = PPS_S_WAIT_PPS1; /* go to next state */ break; } case PPS_S_WAIT_PPS1: /*!< first parameter byte */ pps_cur[2] = byte; /* not always right but doesn't affect the process */ - if (pps_cur[1]&0x20) { + if (pps_cur[1] & 0x20) { pps_state = PPS_S_WAIT_PPS2; /* go to next state */ break; } case PPS_S_WAIT_PPS2: /*!< second parameter byte */ pps_cur[3] = byte; /* not always right but doesn't affect the process */ - if (pps_cur[1]&0x40) { + if (pps_cur[1] & 0x40) { pps_state = PPS_S_WAIT_PPS3; /* go to next state */ break; } @@ -568,30 +568,30 @@ uint8_t check = 0; check ^= pps_cur[0]; check ^= pps_cur[1]; - if (pps_cur[1]&0x10) { + if (pps_cur[1] & 0x10) { check ^= pps_cur[2]; } - if (pps_cur[1]&0x20) { + if (pps_cur[1] & 0x20) { check ^= pps_cur[3]; } - if (pps_cur[1]&0x40) { + if (pps_cur[1] & 0x40) { check ^= pps_cur[4]; } check ^= pps_cur[5]; pps_state = PPS_S_WAIT_END; usb_send_pps(true); /* send PPS to host software using USB */ - if (ISO7816_S_IN_PPS_REQ==iso_state) { - if (0==check) { /* checksum is valid */ + if (ISO7816_S_IN_PPS_REQ == iso_state) { + if (0 == check) { /* checksum is valid */ change_state(ISO7816_S_WAIT_PPS_RSP); /* go to next state */ } else { /* checksum is invalid */ change_state(ISO7816_S_WAIT_TPDU); /* go to next state */ } - } else if (ISO7816_S_IN_PPS_RSP==iso_state) { - if (0==check) { /* checksum is valid */ + } else if (ISO7816_S_IN_PPS_RSP == iso_state) { + if (0 == check) { /* checksum is valid */ uint8_t fn, dn; - if (pps_cur[1]&0x10) { - fn = (pps_cur[2]>>4); - dn = (pps_cur[2]&0x0f); + if (pps_cur[1] & 0x10) { + fn = (pps_cur[2] >> 4); + dn = (pps_cur[2] & 0x0f); } else { fn = 1; dn = 1; @@ -622,7 +622,7 @@ static void usb_send_tpdu(bool complete) { /* Check state */ - if (ISO7816_S_IN_TPDU!=iso_state) { + if (ISO7816_S_IN_TPDU != iso_state) { TRACE_WARNING("Can't print TPDU in ISO 7816-3 state %u\n\r", iso_state); return; } @@ -654,11 +654,11 @@ static void process_byte_tpdu(uint8_t byte) { /* sanity check */ - if (ISO7816_S_IN_TPDU!=iso_state) { + if (ISO7816_S_IN_TPDU != iso_state) { TRACE_ERROR("Processing TPDU data in wrong ISO 7816-3 state %u\n\r", iso_state); return; } - if (tpdu_packet_i>=ARRAY_SIZE(tpdu_packet)) { + if (tpdu_packet_i >= ARRAY_SIZE(tpdu_packet)) { TRACE_ERROR("TPDU data overflow\n\r"); return; } @@ -666,7 +666,7 @@ /* handle TPDU byte depending on current state */ switch (tpdu_state) { case TPDU_S_CLA: - if (0xff==byte) { + if (0xff == byte) { TRACE_WARNING("0xff is not a valid class byte\n\r"); change_state(ISO7816_S_WAIT_TPDU); /* go back to TPDU state */ return; @@ -676,7 +676,7 @@ tpdu_state = TPDU_S_INS; break; case TPDU_S_INS: - if ((0x60==(byte&0xf0)) || (0x90==(byte&0xf0))) { + if ((0x60 == (byte & 0xf0)) || (0x90 == (byte & 0xf0))) { TRACE_WARNING("invalid CLA 0x%02x\n\r", byte); change_state(ISO7816_S_WAIT_TPDU); /* go back to TPDU state */ return; @@ -701,17 +701,17 @@ tpdu_state = TPDU_S_PROCEDURE; break; case TPDU_S_PROCEDURE: - if (0x60==byte) { /* wait for next procedure byte */ + if (0x60 == byte) { /* wait for next procedure byte */ break; - } else if (tpdu_packet[1]==byte) { /* get all remaining data bytes */ + } else if (tpdu_packet[1] == byte) { /* get all remaining data bytes */ tpdu_state = TPDU_S_DATA_REMAINING; break; - } else if ((~tpdu_packet[1])==byte) { /* get single data byte */ + } else if ((~tpdu_packet[1]) == byte) { /* get single data byte */ tpdu_state = TPDU_S_DATA_SINGLE; break; } case TPDU_S_SW1: - if ((0x60==(byte&0xf0)) || (0x90==(byte&0xf0))) { /* this procedure byte is SW1 */ + if ((0x60 == (byte & 0xf0)) || (0x90 == (byte & 0xf0))) { /* this procedure byte is SW1 */ tpdu_packet[tpdu_packet_i++] = byte; tpdu_state = TPDU_S_SW2; } else { @@ -728,16 +728,16 @@ case TPDU_S_DATA_SINGLE: case TPDU_S_DATA_REMAINING: tpdu_packet[tpdu_packet_i++] = byte; - if (0==tpdu_packet[4]) { - if (5+256<=tpdu_packet_i) { + if (0 == tpdu_packet[4]) { + if (5+256 <= tpdu_packet_i) { tpdu_state = TPDU_S_PROCEDURE; } } else { - if (5+tpdu_packet[4]<=tpdu_packet_i) { + if (5+tpdu_packet[4] <= tpdu_packet_i) { tpdu_state = TPDU_S_PROCEDURE; } } - if (TPDU_S_DATA_SINGLE==tpdu_state) { + if (TPDU_S_DATA_SINGLE == tpdu_state) { tpdu_state = TPDU_S_PROCEDURE; } break; @@ -780,15 +780,15 @@ /* Verify it WT timeout occurred, to detect unresponsive card */ if (csr & US_CSR_TIMEOUT) { - if (wt_remaining<=(sniff_usart.base->US_RTOR&0xffff)) { + if (wt_remaining <= (sniff_usart.base->US_RTOR & 0xffff)) { /* Just set the flag and let the main loop handle it */ change_flags |= SNIFF_CHANGE_FLAG_TIMEOUT_WT; /* Reset timeout value */ wt_remaining = wt; } else { - wt_remaining -= (sniff_usart.base->US_RTOR&0xffff); /* be sure to subtract the actual timeout since the new might not have been set and reloaded yet */ + wt_remaining -= (sniff_usart.base->US_RTOR & 0xffff); /* be sure to subtract the actual timeout since the new might not have been set and reloaded yet */ } - if (wt_remaining>0xffff) { + if (wt_remaining > 0xffff) { sniff_usart.base->US_RTOR = 0xffff; } else { sniff_usart.base->US_RTOR = wt_remaining; @@ -807,17 +807,17 @@ static void Sniffer_reset_isr(const Pin* pPin) { /* Ensure an edge on the reset pin cause the interrupt */ - if (pPin->id!=pin_rst.id || 0==(pPin->mask&pin_rst.mask)) { + if (pPin->id != pin_rst.id || 0 == (pPin->mask & pin_rst.mask)) { TRACE_ERROR("Pin other than reset caused a interrupt\n\r"); return; } /* Update the ISO state according to the reset change */ if (PIO_Get(&pin_rst)) { - if (ISO7816_S_WAIT_ATR!=iso_state) { + if (ISO7816_S_WAIT_ATR != iso_state) { change_state(ISO7816_S_WAIT_ATR); } } else { - if (ISO7816_S_RESET!=iso_state) { + if (ISO7816_S_RESET != iso_state) { change_state(ISO7816_S_RESET); } } @@ -829,14 +829,14 @@ void Sniffer_usart1_irq(void) { - if (ID_USART1==sniff_usart.id) { + if (ID_USART1 == sniff_usart.id) { Sniffer_usart_isr(); } } void Sniffer_usart0_irq(void) { - if (ID_USART0==sniff_usart.id) { + if (ID_USART0 == sniff_usart.id) { Sniffer_usart_isr(); } } @@ -894,14 +894,14 @@ /* Enable interrupt to indicate when data has been received or timeout occurred */ USART_EnableIt(sniff_usart.base, US_IER_RXRDY | US_IER_TIMEOUT); /* Set USB priority lower than USART to not miss sniffing data (both at 0 per default) */ - if (NVIC_GetPriority(IRQ_USART_SIM)>=NVIC_GetPriority(UDP_IRQn)) { - NVIC_SetPriority(UDP_IRQn, NVIC_GetPriority(IRQ_USART_SIM)+2); + if (NVIC_GetPriority(IRQ_USART_SIM) >= NVIC_GetPriority(UDP_IRQn)) { + NVIC_SetPriority(UDP_IRQn, NVIC_GetPriority(IRQ_USART_SIM) + 2); } /* Enable interrupt requests for the USART peripheral */ NVIC_EnableIRQ(IRQ_USART_SIM); /* Reset state */ - if (ISO7816_S_RESET!=iso_state) { + if (ISO7816_S_RESET != iso_state) { change_state(ISO7816_S_RESET); } } @@ -912,11 +912,11 @@ static void usb_send_change(uint32_t flags) { /* Check flags */ - if(0==flags) { /* no changes */ + if(0 == flags) { /* no changes */ return; } - if (flags&SNIFF_CHANGE_FLAG_TIMEOUT_WT) { + if (flags & SNIFF_CHANGE_FLAG_TIMEOUT_WT) { printf("waiting time (WT) timeout\n\r"); } @@ -963,8 +963,8 @@ break; case ISO7816_S_WAIT_TPDU: /* After the ATR we expect TPDU or PPS data */ case ISO7816_S_WAIT_PPS_RSP: - if (byte == 0xff) { - if (ISO7816_S_WAIT_PPS_RSP==iso_state) { + if (0xff == byte) { + if (ISO7816_S_WAIT_PPS_RSP == iso_state) { change_state(ISO7816_S_IN_PPS_RSP); /* Go to PPS state */ } else { change_state(ISO7816_S_IN_PPS_REQ); /* Go to PPS state */ @@ -973,7 +973,7 @@ break; } case ISO7816_S_IN_TPDU: /* More TPDU data incoming */ - if (ISO7816_S_WAIT_TPDU==iso_state) { + if (ISO7816_S_WAIT_TPDU == iso_state) { change_state(ISO7816_S_IN_TPDU); } process_byte_tpdu(byte); @@ -989,7 +989,7 @@ /* Handle flags */ if (change_flags) { /* WARNING this is not synced with the data buffer handling */ - if (change_flags&SNIFF_CHANGE_FLAG_TIMEOUT_WT) { + if (change_flags & SNIFF_CHANGE_FLAG_TIMEOUT_WT) { /* Use timeout to detect interrupted data transmission */ switch (iso_state) { case ISO7816_S_IN_ATR: -- To view, visit https://gerrit.osmocom.org/9919 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: simtrace2 Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: If5ba5f8d16680e8403944274336ea595017063db Gerrit-Change-Number: 9919 Gerrit-PatchSet: 1 Gerrit-Owner: Kévin Redon <kredon at sysmocom.de> -------------- next part -------------- An HTML attachment was scrubbed... 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