diff options
Diffstat (limited to 'src/nlmsg.c')
| -rw-r--r-- | src/nlmsg.c | 68 |
1 files changed, 27 insertions, 41 deletions
diff --git a/src/nlmsg.c b/src/nlmsg.c index f9448a5..fb99135 100644 --- a/src/nlmsg.c +++ b/src/nlmsg.c @@ -51,8 +51,7 @@ * This function returns the size of a netlink message (header plus payload) * without alignment. */ -EXPORT_SYMBOL(mnl_nlmsg_size); -size_t mnl_nlmsg_size(size_t len) +EXPORT_SYMBOL size_t mnl_nlmsg_size(size_t len) { return len + MNL_NLMSG_HDRLEN; } @@ -64,8 +63,7 @@ size_t mnl_nlmsg_size(size_t len) * This function returns the Length of the netlink payload, ie. the length * of the full message minus the size of the Netlink header. */ -EXPORT_SYMBOL(mnl_nlmsg_get_payload_len); -size_t mnl_nlmsg_get_payload_len(const struct nlmsghdr *nlh) +EXPORT_SYMBOL size_t mnl_nlmsg_get_payload_len(const struct nlmsghdr *nlh) { return nlh->nlmsg_len - MNL_NLMSG_HDRLEN; } @@ -79,8 +77,7 @@ size_t mnl_nlmsg_get_payload_len(const struct nlmsghdr *nlh) * initializes the nlmsg_len field to the size of the Netlink header. This * function returns a pointer to the Netlink header structure. */ -EXPORT_SYMBOL(mnl_nlmsg_put_header); -struct nlmsghdr *mnl_nlmsg_put_header(void *buf) +EXPORT_SYMBOL struct nlmsghdr *mnl_nlmsg_put_header(void *buf) { int len = MNL_ALIGN(sizeof(struct nlmsghdr)); struct nlmsghdr *nlh = buf; @@ -101,8 +98,8 @@ struct nlmsghdr *mnl_nlmsg_put_header(void *buf) * you call this function. This function returns a pointer to the extra * header. */ -EXPORT_SYMBOL(mnl_nlmsg_put_extra_header); -void *mnl_nlmsg_put_extra_header(struct nlmsghdr *nlh, size_t size) +EXPORT_SYMBOL void *mnl_nlmsg_put_extra_header(struct nlmsghdr *nlh, + size_t size) { char *ptr = (char *)nlh + nlh->nlmsg_len; size_t len = MNL_ALIGN(size); @@ -117,8 +114,7 @@ void *mnl_nlmsg_put_extra_header(struct nlmsghdr *nlh, size_t size) * * This function returns a pointer to the payload of the netlink message. */ -EXPORT_SYMBOL(mnl_nlmsg_get_payload); -void *mnl_nlmsg_get_payload(const struct nlmsghdr *nlh) +EXPORT_SYMBOL void *mnl_nlmsg_get_payload(const struct nlmsghdr *nlh) { return (void *)nlh + MNL_NLMSG_HDRLEN; } @@ -131,8 +127,8 @@ void *mnl_nlmsg_get_payload(const struct nlmsghdr *nlh) * This function returns a pointer to the payload of the netlink message plus * a given offset. */ -EXPORT_SYMBOL(mnl_nlmsg_get_payload_offset); -void *mnl_nlmsg_get_payload_offset(const struct nlmsghdr *nlh, size_t offset) +EXPORT_SYMBOL void *mnl_nlmsg_get_payload_offset(const struct nlmsghdr *nlh, + size_t offset) { return (void *)nlh + MNL_NLMSG_HDRLEN + MNL_ALIGN(offset); } @@ -153,8 +149,7 @@ void *mnl_nlmsg_get_payload_offset(const struct nlmsghdr *nlh, size_t offset) * The len parameter may become negative in malformed messages during message * iteration, that is why we use a signed integer. */ -EXPORT_SYMBOL(mnl_nlmsg_ok); -bool mnl_nlmsg_ok(const struct nlmsghdr *nlh, int len) +EXPORT_SYMBOL bool mnl_nlmsg_ok(const struct nlmsghdr *nlh, int len) { return len >= (int)sizeof(struct nlmsghdr) && nlh->nlmsg_len >= sizeof(struct nlmsghdr) && @@ -174,8 +169,8 @@ bool mnl_nlmsg_ok(const struct nlmsghdr *nlh, int len) * You have to use mnl_nlmsg_ok() to check if the next Netlink message is * valid. */ -EXPORT_SYMBOL(mnl_nlmsg_next); -struct nlmsghdr *mnl_nlmsg_next(const struct nlmsghdr *nlh, int *len) +EXPORT_SYMBOL struct nlmsghdr *mnl_nlmsg_next(const struct nlmsghdr *nlh, + int *len) { *len -= MNL_ALIGN(nlh->nlmsg_len); return (struct nlmsghdr *)((void *)nlh + MNL_ALIGN(nlh->nlmsg_len)); @@ -189,8 +184,7 @@ struct nlmsghdr *mnl_nlmsg_next(const struct nlmsghdr *nlh, int *len) * to build a message since we continue adding attributes at the end of the * message. */ -EXPORT_SYMBOL(mnl_nlmsg_get_payload_tail); -void *mnl_nlmsg_get_payload_tail(const struct nlmsghdr *nlh) +EXPORT_SYMBOL void *mnl_nlmsg_get_payload_tail(const struct nlmsghdr *nlh) { return (void *)nlh + MNL_ALIGN(nlh->nlmsg_len); } @@ -209,8 +203,8 @@ void *mnl_nlmsg_get_payload_tail(const struct nlmsghdr *nlh) * socket to send commands to kernel-space (that we want to track) and to * listen to events (that we do not track). */ -EXPORT_SYMBOL(mnl_nlmsg_seq_ok); -bool mnl_nlmsg_seq_ok(const struct nlmsghdr *nlh, unsigned int seq) +EXPORT_SYMBOL bool mnl_nlmsg_seq_ok(const struct nlmsghdr *nlh, + unsigned int seq) { return nlh->nlmsg_seq && seq ? nlh->nlmsg_seq == seq : true; } @@ -229,8 +223,8 @@ bool mnl_nlmsg_seq_ok(const struct nlmsghdr *nlh, unsigned int seq) * to kernel-space (that we want to track) and to listen to events (that we * do not track). */ -EXPORT_SYMBOL(mnl_nlmsg_portid_ok); -bool mnl_nlmsg_portid_ok(const struct nlmsghdr *nlh, unsigned int portid) +EXPORT_SYMBOL bool mnl_nlmsg_portid_ok(const struct nlmsghdr *nlh, + unsigned int portid) { return nlh->nlmsg_pid && portid ? nlh->nlmsg_pid == portid : true; } @@ -363,9 +357,8 @@ static void mnl_nlmsg_fprintf_payload(FILE *fd, const struct nlmsghdr *nlh, * - N, that indicates that NLA_F_NESTED is set. * - B, that indicates that NLA_F_NET_BYTEORDER is set. */ -EXPORT_SYMBOL(mnl_nlmsg_fprintf); -void mnl_nlmsg_fprintf(FILE *fd, const void *data, size_t datalen, - size_t extra_header_size) +EXPORT_SYMBOL void mnl_nlmsg_fprintf(FILE *fd, const void *data, size_t datalen, + size_t extra_header_size) { const struct nlmsghdr *nlh = data; int len = datalen; @@ -433,8 +426,8 @@ struct mnl_nlmsg_batch { * the heap, no restrictions in this regard. This function returns NULL on * error. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_start); -struct mnl_nlmsg_batch *mnl_nlmsg_batch_start(void *buf, size_t limit) +EXPORT_SYMBOL struct mnl_nlmsg_batch *mnl_nlmsg_batch_start(void *buf, + size_t limit) { struct mnl_nlmsg_batch *b; @@ -457,8 +450,7 @@ struct mnl_nlmsg_batch *mnl_nlmsg_batch_start(void *buf, size_t limit) * * This function releases the batch allocated by mnl_nlmsg_batch_start(). */ -EXPORT_SYMBOL(mnl_nlmsg_batch_stop); -void mnl_nlmsg_batch_stop(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL void mnl_nlmsg_batch_stop(struct mnl_nlmsg_batch *b) { free(b); } @@ -474,8 +466,7 @@ void mnl_nlmsg_batch_stop(struct mnl_nlmsg_batch *b) * You have to put at least one message in the batch before calling this * function, otherwise your application is likely to crash. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_next); -bool mnl_nlmsg_batch_next(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL bool mnl_nlmsg_batch_next(struct mnl_nlmsg_batch *b) { struct nlmsghdr *nlh = b->cur; @@ -496,8 +487,7 @@ bool mnl_nlmsg_batch_next(struct mnl_nlmsg_batch *b) * new one. This function moves the last message which does not fit the * batch to the head of the buffer, if any. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_reset); -void mnl_nlmsg_batch_reset(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL void mnl_nlmsg_batch_reset(struct mnl_nlmsg_batch *b) { if (b->overflow) { struct nlmsghdr *nlh = b->cur; @@ -517,8 +507,7 @@ void mnl_nlmsg_batch_reset(struct mnl_nlmsg_batch *b) * * This function returns the current size of the batch. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_size); -size_t mnl_nlmsg_batch_size(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL size_t mnl_nlmsg_batch_size(struct mnl_nlmsg_batch *b) { return b->buflen; } @@ -530,8 +519,7 @@ size_t mnl_nlmsg_batch_size(struct mnl_nlmsg_batch *b) * This function returns a pointer to the head of the batch, which is the * beginning of the buffer that is used. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_head); -void *mnl_nlmsg_batch_head(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL void *mnl_nlmsg_batch_head(struct mnl_nlmsg_batch *b) { return b->buf; } @@ -543,8 +531,7 @@ void *mnl_nlmsg_batch_head(struct mnl_nlmsg_batch *b) * This function returns a pointer to the current position in the buffer * that is used to store the batch. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_current); -void *mnl_nlmsg_batch_current(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL void *mnl_nlmsg_batch_current(struct mnl_nlmsg_batch *b) { return b->cur; } @@ -555,8 +542,7 @@ void *mnl_nlmsg_batch_current(struct mnl_nlmsg_batch *b) * * This function returns true if the batch is empty. */ -EXPORT_SYMBOL(mnl_nlmsg_batch_is_empty); -bool mnl_nlmsg_batch_is_empty(struct mnl_nlmsg_batch *b) +EXPORT_SYMBOL bool mnl_nlmsg_batch_is_empty(struct mnl_nlmsg_batch *b) { return b->buflen == 0; } |