17 #include <zephyr/net/buf.h>
32 void net_buf_simple_init_with_data(struct net_buf_simple *buf,  in net_buf_simple_init_with_data()  argument
35 	buf->__buf = data;  in net_buf_simple_init_with_data()
36 	buf->data  = data;  in net_buf_simple_init_with_data()
37 	buf->size  = size;  in net_buf_simple_init_with_data()
38 	buf->len   = size;  in net_buf_simple_init_with_data()
41 void net_buf_simple_reserve(struct net_buf_simple *buf, size_t reserve)  in net_buf_simple_reserve()  argument
43 	__ASSERT_NO_MSG(buf);  in net_buf_simple_reserve()
44 	__ASSERT_NO_MSG(buf->len == 0U);  in net_buf_simple_reserve()
45 	NET_BUF_SIMPLE_DBG("buf %p reserve %zu", buf, reserve);  in net_buf_simple_reserve()
47 	buf->data = buf->__buf + reserve;  in net_buf_simple_reserve()
56 void *net_buf_simple_add(struct net_buf_simple *buf, size_t len)  in net_buf_simple_add()  argument
58 	uint8_t *tail = net_buf_simple_tail(buf);  in net_buf_simple_add()
60 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_add()
62 	__ASSERT_NO_MSG(net_buf_simple_tailroom(buf) >= len);  in net_buf_simple_add()
64 	buf->len += len;  in net_buf_simple_add()
68 void *net_buf_simple_add_mem(struct net_buf_simple *buf, const void *mem,  in net_buf_simple_add_mem()  argument
71 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_add_mem()
73 	return memcpy(net_buf_simple_add(buf, len), mem, len);  in net_buf_simple_add_mem()
76 uint8_t *net_buf_simple_add_u8(struct net_buf_simple *buf, uint8_t val)  in net_buf_simple_add_u8()  argument
80 	NET_BUF_SIMPLE_DBG("buf %p val 0x%02x", buf, val);  in net_buf_simple_add_u8()
82 	u8 = net_buf_simple_add(buf, 1);  in net_buf_simple_add_u8()
88 void net_buf_simple_add_le16(struct net_buf_simple *buf, uint16_t val)  in net_buf_simple_add_le16()  argument
90 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_add_le16()
92 	sys_put_le16(val, net_buf_simple_add(buf, sizeof(val)));  in net_buf_simple_add_le16()
95 void net_buf_simple_add_be16(struct net_buf_simple *buf, uint16_t val)  in net_buf_simple_add_be16()  argument
97 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_add_be16()
99 	sys_put_be16(val, net_buf_simple_add(buf, sizeof(val)));  in net_buf_simple_add_be16()
102 void net_buf_simple_add_le24(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_add_le24()  argument
104 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_add_le24()
106 	sys_put_le24(val, net_buf_simple_add(buf, 3));  in net_buf_simple_add_le24()
109 void net_buf_simple_add_be24(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_add_be24()  argument
111 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_add_be24()
113 	sys_put_be24(val, net_buf_simple_add(buf, 3));  in net_buf_simple_add_be24()
116 void net_buf_simple_add_le32(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_add_le32()  argument
118 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_add_le32()
120 	sys_put_le32(val, net_buf_simple_add(buf, sizeof(val)));  in net_buf_simple_add_le32()
123 void net_buf_simple_add_be32(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_add_be32()  argument
125 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_add_be32()
127 	sys_put_be32(val, net_buf_simple_add(buf, sizeof(val)));  in net_buf_simple_add_be32()
130 void net_buf_simple_add_le48(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_add_le48()  argument
132 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_add_le48()
134 	sys_put_le48(val, net_buf_simple_add(buf, 6));  in net_buf_simple_add_le48()
137 void net_buf_simple_add_be48(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_add_be48()  argument
139 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_add_be48()
141 	sys_put_be48(val, net_buf_simple_add(buf, 6));  in net_buf_simple_add_be48()
144 void net_buf_simple_add_le64(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_add_le64()  argument
146 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_add_le64()
148 	sys_put_le64(val, net_buf_simple_add(buf, sizeof(val)));  in net_buf_simple_add_le64()
151 void net_buf_simple_add_be64(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_add_be64()  argument
153 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_add_be64()
155 	sys_put_be64(val, net_buf_simple_add(buf, sizeof(val)));  in net_buf_simple_add_be64()
158 void *net_buf_simple_remove_mem(struct net_buf_simple *buf, size_t len)  in net_buf_simple_remove_mem()  argument
160 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_remove_mem()
162 	__ASSERT_NO_MSG(buf->len >= len);  in net_buf_simple_remove_mem()
164 	buf->len -= len;  in net_buf_simple_remove_mem()
165 	return buf->data + buf->len;  in net_buf_simple_remove_mem()
168 uint8_t net_buf_simple_remove_u8(struct net_buf_simple *buf)  in net_buf_simple_remove_u8()  argument
173 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_u8()
179 uint16_t net_buf_simple_remove_le16(struct net_buf_simple *buf)  in net_buf_simple_remove_le16()  argument
184 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_le16()
190 uint16_t net_buf_simple_remove_be16(struct net_buf_simple *buf)  in net_buf_simple_remove_be16()  argument
195 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_be16()
201 uint32_t net_buf_simple_remove_le24(struct net_buf_simple *buf)  in net_buf_simple_remove_le24()  argument
208 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_le24()
214 uint32_t net_buf_simple_remove_be24(struct net_buf_simple *buf)  in net_buf_simple_remove_be24()  argument
221 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_be24()
227 uint32_t net_buf_simple_remove_le32(struct net_buf_simple *buf)  in net_buf_simple_remove_le32()  argument
232 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_le32()
238 uint32_t net_buf_simple_remove_be32(struct net_buf_simple *buf)  in net_buf_simple_remove_be32()  argument
243 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_be32()
249 uint64_t net_buf_simple_remove_le48(struct net_buf_simple *buf)  in net_buf_simple_remove_le48()  argument
256 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_le48()
262 uint64_t net_buf_simple_remove_be48(struct net_buf_simple *buf)  in net_buf_simple_remove_be48()  argument
269 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_be48()
275 uint64_t net_buf_simple_remove_le64(struct net_buf_simple *buf)  in net_buf_simple_remove_le64()  argument
280 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_le64()
286 uint64_t net_buf_simple_remove_be64(struct net_buf_simple *buf)  in net_buf_simple_remove_be64()  argument
291 	ptr = net_buf_simple_remove_mem(buf, sizeof(val));  in net_buf_simple_remove_be64()
297 void *net_buf_simple_push(struct net_buf_simple *buf, size_t len)  in net_buf_simple_push()  argument
299 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_push()
301 	__ASSERT_NO_MSG(net_buf_simple_headroom(buf) >= len);  in net_buf_simple_push()
303 	buf->data -= len;  in net_buf_simple_push()
304 	buf->len += len;  in net_buf_simple_push()
305 	return buf->data;  in net_buf_simple_push()
308 void *net_buf_simple_push_mem(struct net_buf_simple *buf, const void *mem,  in net_buf_simple_push_mem()  argument
311 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_push_mem()
313 	return memcpy(net_buf_simple_push(buf, len), mem, len);  in net_buf_simple_push_mem()
316 void net_buf_simple_push_le16(struct net_buf_simple *buf, uint16_t val)  in net_buf_simple_push_le16()  argument
318 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_push_le16()
320 	sys_put_le16(val, net_buf_simple_push(buf, sizeof(val)));  in net_buf_simple_push_le16()
323 void net_buf_simple_push_be16(struct net_buf_simple *buf, uint16_t val)  in net_buf_simple_push_be16()  argument
325 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_push_be16()
327 	sys_put_be16(val, net_buf_simple_push(buf, sizeof(val)));  in net_buf_simple_push_be16()
330 void net_buf_simple_push_u8(struct net_buf_simple *buf, uint8_t val)  in net_buf_simple_push_u8()  argument
332 	uint8_t *data = net_buf_simple_push(buf, 1);  in net_buf_simple_push_u8()
337 void net_buf_simple_push_le24(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_push_le24()  argument
339 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_push_le24()
341 	sys_put_le24(val, net_buf_simple_push(buf, 3));  in net_buf_simple_push_le24()
344 void net_buf_simple_push_be24(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_push_be24()  argument
346 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_push_be24()
348 	sys_put_be24(val, net_buf_simple_push(buf, 3));  in net_buf_simple_push_be24()
351 void net_buf_simple_push_le32(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_push_le32()  argument
353 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_push_le32()
355 	sys_put_le32(val, net_buf_simple_push(buf, sizeof(val)));  in net_buf_simple_push_le32()
358 void net_buf_simple_push_be32(struct net_buf_simple *buf, uint32_t val)  in net_buf_simple_push_be32()  argument
360 	NET_BUF_SIMPLE_DBG("buf %p val %u", buf, val);  in net_buf_simple_push_be32()
362 	sys_put_be32(val, net_buf_simple_push(buf, sizeof(val)));  in net_buf_simple_push_be32()
365 void net_buf_simple_push_le48(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_push_le48()  argument
367 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_push_le48()
369 	sys_put_le48(val, net_buf_simple_push(buf, 6));  in net_buf_simple_push_le48()
372 void net_buf_simple_push_be48(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_push_be48()  argument
374 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_push_be48()
376 	sys_put_be48(val, net_buf_simple_push(buf, 6));  in net_buf_simple_push_be48()
379 void net_buf_simple_push_le64(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_push_le64()  argument
381 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_push_le64()
383 	sys_put_le64(val, net_buf_simple_push(buf, sizeof(val)));  in net_buf_simple_push_le64()
386 void net_buf_simple_push_be64(struct net_buf_simple *buf, uint64_t val)  in net_buf_simple_push_be64()  argument
388 	NET_BUF_SIMPLE_DBG("buf %p val %" PRIu64, buf, val);  in net_buf_simple_push_be64()
390 	sys_put_be64(val, net_buf_simple_push(buf, sizeof(val)));  in net_buf_simple_push_be64()
393 void *net_buf_simple_pull(struct net_buf_simple *buf, size_t len)  in net_buf_simple_pull()  argument
395 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_pull()
397 	__ASSERT_NO_MSG(buf->len >= len);  in net_buf_simple_pull()
399 	buf->len -= len;  in net_buf_simple_pull()
400 	return buf->data += len;  in net_buf_simple_pull()
403 void *net_buf_simple_pull_mem(struct net_buf_simple *buf, size_t len)  in net_buf_simple_pull_mem()  argument
405 	void *data = buf->data;  in net_buf_simple_pull_mem()
407 	NET_BUF_SIMPLE_DBG("buf %p len %zu", buf, len);  in net_buf_simple_pull_mem()
409 	__ASSERT_NO_MSG(buf->len >= len);  in net_buf_simple_pull_mem()
411 	buf->len -= len;  in net_buf_simple_pull_mem()
412 	buf->data += len;  in net_buf_simple_pull_mem()
417 uint8_t net_buf_simple_pull_u8(struct net_buf_simple *buf)  in net_buf_simple_pull_u8()  argument
421 	val = buf->data[0];  in net_buf_simple_pull_u8()
422 	net_buf_simple_pull(buf, 1);  in net_buf_simple_pull_u8()
427 uint16_t net_buf_simple_pull_le16(struct net_buf_simple *buf)  in net_buf_simple_pull_le16()  argument
431 	val = UNALIGNED_GET((uint16_t *)buf->data);  in net_buf_simple_pull_le16()
432 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_le16()
437 uint16_t net_buf_simple_pull_be16(struct net_buf_simple *buf)  in net_buf_simple_pull_be16()  argument
441 	val = UNALIGNED_GET((uint16_t *)buf->data);  in net_buf_simple_pull_be16()
442 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_be16()
447 uint32_t net_buf_simple_pull_le24(struct net_buf_simple *buf)  in net_buf_simple_pull_le24()  argument
453 	val = UNALIGNED_GET((struct uint24 *)buf->data);  in net_buf_simple_pull_le24()
454 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_le24()
459 uint32_t net_buf_simple_pull_be24(struct net_buf_simple *buf)  in net_buf_simple_pull_be24()  argument
465 	val = UNALIGNED_GET((struct uint24 *)buf->data);  in net_buf_simple_pull_be24()
466 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_be24()
471 uint32_t net_buf_simple_pull_le32(struct net_buf_simple *buf)  in net_buf_simple_pull_le32()  argument
475 	val = UNALIGNED_GET((uint32_t *)buf->data);  in net_buf_simple_pull_le32()
476 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_le32()
481 uint32_t net_buf_simple_pull_be32(struct net_buf_simple *buf)  in net_buf_simple_pull_be32()  argument
485 	val = UNALIGNED_GET((uint32_t *)buf->data);  in net_buf_simple_pull_be32()
486 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_be32()
491 uint64_t net_buf_simple_pull_le48(struct net_buf_simple *buf)  in net_buf_simple_pull_le48()  argument
497 	val = UNALIGNED_GET((struct uint48 *)buf->data);  in net_buf_simple_pull_le48()
498 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_le48()
503 uint64_t net_buf_simple_pull_be48(struct net_buf_simple *buf)  in net_buf_simple_pull_be48()  argument
509 	val = UNALIGNED_GET((struct uint48 *)buf->data);  in net_buf_simple_pull_be48()
510 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_be48()
515 uint64_t net_buf_simple_pull_le64(struct net_buf_simple *buf)  in net_buf_simple_pull_le64()  argument
519 	val = UNALIGNED_GET((uint64_t *)buf->data);  in net_buf_simple_pull_le64()
520 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_le64()
525 uint64_t net_buf_simple_pull_be64(struct net_buf_simple *buf)  in net_buf_simple_pull_be64()  argument
529 	val = UNALIGNED_GET((uint64_t *)buf->data);  in net_buf_simple_pull_be64()
530 	net_buf_simple_pull(buf, sizeof(val));  in net_buf_simple_pull_be64()
535 size_t net_buf_simple_headroom(struct net_buf_simple *buf)  in net_buf_simple_headroom()  argument
537 	return buf->data - buf->__buf;  in net_buf_simple_headroom()
540 size_t net_buf_simple_tailroom(struct net_buf_simple *buf)  in net_buf_simple_tailroom()  argument
542 	return buf->size - net_buf_simple_headroom(buf) - buf->len;  in net_buf_simple_tailroom()
545 uint16_t net_buf_simple_max_len(struct net_buf_simple *buf)  in net_buf_simple_max_len()  argument
547 	return buf->size - net_buf_simple_headroom(buf);  in net_buf_simple_max_len()