26 #if !LELY_NO_STDIO && LELY_HAVE_SOCKET_CAN
35 #ifdef HAVE_LINUX_CAN_H
38 #ifdef HAVE_LINUX_CAN_ERROR_H
39 #include <linux/can/error.h>
48 if (!(frame->can_id & CAN_ERR_FLAG))
52 enum can_error error = perror ? *perror : 0;
54 #ifdef HAVE_LINUX_CAN_ERROR_H
55 if (frame->can_dlc != CAN_ERR_DLC) {
60 if (frame->can_id & CAN_ERR_RESTARTED)
63 if (frame->can_id & CAN_ERR_TX_TIMEOUT)
66 if (frame->can_id & CAN_ERR_CRTL) {
67 #ifdef CAN_ERR_CRTL_ACTIVE
68 if (frame->data[1] & CAN_ERR_CRTL_ACTIVE)
72 if (frame->data[1] & (CAN_ERR_CRTL_RX_PASSIVE
73 | CAN_ERR_CRTL_TX_PASSIVE))
78 if (frame->can_id & CAN_ERR_PROT) {
79 if (frame->data[2] & CAN_ERR_PROT_BIT)
81 if (frame->data[2] & CAN_ERR_PROT_FORM)
83 if (frame->data[2] & CAN_ERR_PROT_STUFF)
86 if (frame->data[2] & (CAN_ERR_PROT_BIT0 | CAN_ERR_PROT_BIT1
87 | CAN_ERR_PROT_OVERLOAD))
90 if (frame->data[2] & CAN_ERR_PROT_ACTIVE)
92 if (frame->data[3] & CAN_ERR_PROT_LOC_CRC_SEQ)
96 if ((frame->can_id & CAN_ERR_TRX) && frame->data[4])
99 if (frame->can_id & CAN_ERR_ACK)
102 if (frame->can_id & CAN_ERR_BUSOFF)
104 #endif // HAVE_LINUX_CAN_ERROR_H
121 if (src->can_id & CAN_ERR_FLAG) {
126 memset(dst, 0,
sizeof(*dst));
128 if (src->can_id & CAN_EFF_FLAG) {
129 dst->
id = src->can_id & CAN_EFF_MASK;
132 dst->
id = src->can_id & CAN_SFF_MASK;
134 if (src->can_id & CAN_RTR_FLAG)
139 memcpy(dst->
data, src->data, dst->
len);
151 if (src->
flags & CAN_FLAG_EDL) {
157 memset(dst, 0,
sizeof(*dst));
158 dst->can_id = src->
id;
160 dst->can_id &= CAN_EFF_MASK;
161 dst->can_id |= CAN_EFF_FLAG;
163 dst->can_id &= CAN_SFF_MASK;
167 dst->can_id |= CAN_RTR_FLAG;
169 memcpy(dst->data, src->
data, dst->can_dlc);
174 #if !LELY_NO_CANFD && defined(CANFD_MTU)
182 if (src->can_id & CAN_ERR_FLAG) {
187 memset(dst, 0,
sizeof(*dst));
188 dst->
flags = CAN_FLAG_EDL;
189 if (src->can_id & CAN_EFF_FLAG) {
190 dst->
id = src->can_id & CAN_EFF_MASK;
193 dst->
id = src->can_id & CAN_SFF_MASK;
195 if (src->flags & CANFD_BRS)
197 if (src->flags & CANFD_ESI)
200 memcpy(dst->
data, src->data, dst->
len);
211 if (!(src->
flags & CAN_FLAG_EDL)) {
216 memset(dst, 0,
sizeof(*dst));
217 dst->can_id = src->
id;
219 dst->can_id &= CAN_EFF_MASK;
220 dst->can_id |= CAN_EFF_FLAG;
222 dst->can_id &= CAN_SFF_MASK;
226 dst->flags |= CANFD_BRS;
228 dst->flags |= CANFD_ESI;
230 memcpy(dst->data, src->
data, dst->len);
235 #endif // !LELY_NO_CANFD && CANFD_MTU
237 #endif // !LELY_NO_STDIO && LELY_HAVE_SOCKET_CAN