libosmocore
1.5.1
Osmocom core library
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43 struct gsm_bts_trx *
trx;
74 int old_size,
int new_size);
124 #define MSGB_ABORT(msg, fmt, args ...) do { \
125 osmo_panic("msgb(%p): " fmt, msg, ## args); \
128 #define MSGB_ABORT(msg, fmt, args ...)
132 #define msgb_l1(m) ((void *)(m->l1h))
134 #define msgb_l2(m) ((void *)(m->l2h))
136 #define msgb_l3(m) ((void *)(m->l3h))
138 #define msgb_l4(m) ((void *)(m->l4h))
140 #define msgb_sms(m) msgb_l4(m)
243 " (allocated %u, head at %u, len %u, tailroom %u < want tailroom %u)\n",
260 space[0] = word & 0xFF;
343 " (allocated %u, head at %u < want headroom %u, len %u, tailroom %u)\n",
422 msg->l1h =
msg->l2h = NULL;
566 const unsigned char *lbound;
569 (
msg->data <
msg->head) ||
576 if (
msg->l1h < lbound)
581 if (
msg->l2h < lbound)
586 if (
msg->l3h < lbound)
591 if (
msg->l4h < lbound)
596 return lbound <=
msg->head +
msg->data_len;
608 #define msgb_eq_data(msg, data, len) \
609 _msgb_eq(__FILE__, __LINE__, __func__, 0, msg, data, len, false)
617 #define msgb_eq_l1_data(msg, data, len) \
618 _msgb_eq(__FILE__, __LINE__, __func__, 1, msg, data, len, false)
626 #define msgb_eq_l2_data(msg, data, len) \
627 _msgb_eq(__FILE__, __LINE__, __func__, 2, msg, data, len, false)
635 #define msgb_eq_l3_data(msg, data, len) \
636 _msgb_eq(__FILE__, __LINE__, __func__, 3, msg, data, len, false)
644 #define msgb_eq_l4_data(msg, data, len) \
645 _msgb_eq(__FILE__, __LINE__, __func__, 4, msg, data, len, false)
656 #define msgb_eq_data_print(msg, data, len) \
657 _msgb_eq(__FILE__, __LINE__, __func__, 0, msg, data, len, true)
665 #define msgb_eq_l1_data_print(msg, data, len) \
666 _msgb_eq(__FILE__, __LINE__, __func__, 1, msg, data, len, true)
674 #define msgb_eq_l2_data_print(msg, data, len) \
675 _msgb_eq(__FILE__, __LINE__, __func__, 2, msg, data, len, true)
683 #define msgb_eq_l3_data_print(msg, data, len) \
684 _msgb_eq(__FILE__, __LINE__, __func__, 3, msg, data, len, true)
693 #define msgb_eq_l4_data_print(msg, data, len) \
694 _msgb_eq(__FILE__, __LINE__, __func__, 4, msg, data, len, true)
697 const struct msgb *msg,
const uint8_t *
data,
size_t len,
bool print);
707 #define msgb_eq(msg1, msg2) msgb_eq_data(msg1, msgb_data(msg2), msgb_length(msg2))
714 #define msgb_eq_l1(msg1, msg2) msgb_eq_l1_data(msg1, msgb_l1(msg2), msgb_l1len(msg2))
721 #define msgb_eq_l2(msg1, msg2) msgb_eq_l2_data(msg1, msgb_l2(msg2), msgb_l2len(msg2))
728 #define msgb_eq_l3(msg1, msg2) msgb_eq_l3_data(msg1, msgb_l3(msg2), msgb_l3len(msg2))
735 #define msgb_eq_l4(msg1, msg2) msgb_eq_l4_data(msg1, msgb_l4(msg2), msgb_l4len(msg2))
struct llist_head list
linked list header
Definition: msgb.h:36
char * msgb_hexdump_buf(char *buf, size_t buf_len, const struct msgb *msg)
fill user-provided buffer with hexdump of the msg.
Definition: msgb.c:431
unsigned char * l3h
pointer to Layer 3 header.
Definition: msgb.h:49
static const char * msgb_hexdump_l1(const struct msgb *msg)
Definition: msgb.h:746
static int msgb_test_invariant(const struct msgb *msg) __attribute__((pure))
Check a message buffer for consistency.
Definition: msgb.h:564
static uint16_t msgb_pull_u16(struct msgb *msgb)
remove uint16 from front of message
Definition: msgb.h:455
#define OSMO_DEPRECATED(text)
Set the deprecated attribute with a message.
Definition: defs.h:41
static const char * msgb_hexdump_l2(const struct msgb *msg)
Definition: msgb.h:753
static size_t len(const char *str)
static int msgb_l3trim(struct msgb *msg, int l3len)
Trim the msgb to a given layer3 length.
Definition: msgb.h:511
static unsigned char * msgb_put(struct msgb *msgb, unsigned int len)
append data to end of message buffer
Definition: msgb.h:238
struct msgb * msgb_copy_c(const void *ctx, const struct msgb *msg, const char *name)
Copy an msgb.
Definition: msgb.c:329
unsigned char * data
start of message in buffer
Definition: msgb.h:59
static struct msgb * msgb_alloc_headroom(int size, int headroom, const char *name)
Allocate message buffer with specified headroom.
Definition: msgb.h:549
static unsigned int msgb_l4len(const struct msgb *msgb)
determine length of L4 message
Definition: msgb.h:185
struct gsm48_classmark3 __attribute__
fls64 - find last set bit in a 64-bit word @x: the word to search
Definition: log2.h:61
static uint8_t msgb_pull_u8(struct msgb *msgb)
remove uint8 from front of message
Definition: msgb.h:445
static const char * msgb_hexdump_l3(const struct msgb *msg)
Definition: msgb.h:760
struct msgb * msgb_alloc_c(const void *ctx, uint16_t size, const char *name)
Allocate a new message buffer from given talloc context.
Definition: msgb.c:77
static int msgb_tailroom(const struct msgb *msgb)
determine how much tail room is left in msgb
Definition: msgb.h:209
unsigned long cb[5]
control buffer
Definition: msgb.h:52
void msgb_set_talloc_ctx(void *ctx) OSMO_DEPRECATED("Use msgb_talloc_ctx_init() instead")
Set the talloc context for msgb_alloc Deprecated, use msgb_talloc_ctx_init() instead.
Definition: msgb.c:298
static uint32_t msgb_pull_u32(struct msgb *msgb)
remove uint32 from front of message
Definition: msgb.h:465
static unsigned char * msgb_push_tl(struct msgb *msgb, uint8_t tag)
Definition: msgb.h:384
uint16_t len
length of bytes used in msgb
Definition: msgb.h:55
static uint8_t msgb_get_u8(struct msgb *msgb)
remove uint8 from end of message
Definition: msgb.h:301
void * msgb_talloc_ctx_init(void *root_ctx, unsigned int pool_size)
Initialize a msgb talloc context for msgb_alloc.
Definition: msgb.c:311
static void msgb_enqueue_count(struct llist_head *queue, struct msgb *msg, unsigned int *count)
Enqueue message buffer to tail of a queue and increment queue size counter.
Definition: msgb.h:97
#define msgb_l1(m)
obtain L1 header of msgb
Definition: msgb.h:132
uint16_t msgb_length(const struct msgb *msg)
get length of message buffer
Definition: msgb.c:289
uint8_t level
logging level
Definition: gsmtap.h:6
char * msgb_hexdump_c(const void *ctx, const struct msgb *msg)
Return a dynamically allocated buffer containing a hexdump of the msg.
Definition: msgb.c:523
static uint16_t osmo_load16be(const void *p)
load unaligned 16-bit integer (big-endian encoding)
Definition: bit16gen.h:112
Osmocom message buffer.
Definition: msgb.h:35
static unsigned char * msgb_push(struct msgb *msgb, unsigned int len)
prepend (push) some data to start of message
Definition: msgb.h:339
static void msgb_reserve(struct msgb *msg, int len)
Increase headroom of empty msgb, reducing the tailroom.
Definition: msgb.h:482
static unsigned int msgb_l3len(const struct msgb *msgb)
determine length of L3 message
Definition: msgb.h:173
int msgb_resize_area(struct msgb *msg, uint8_t *area, int old_size, int new_size)
Resize an area within an msgb.
Definition: msgb.c:384
struct gsm_bts_trx * trx
Definition: msgb.h:43
unsigned char * l1h
pointer to Layer1 header (if any)
Definition: msgb.h:47
static void msgb_push_u16(struct msgb *msg, uint16_t word)
prepend a uint16 value to the head of the message
Definition: msgb.h:368
void msgb_free(struct msgb *m)
Release given message buffer.
Definition: msgb.c:121
static unsigned char * msgb_pull_to_l2(struct msgb *msg)
remove (pull) all headers in front of l2h from the message buffer.
Definition: msgb.h:434
static uint32_t msgb_get_u32(struct msgb *msgb)
remove uint32 from end of message
Definition: msgb.h:321
#define osmo_static_assert(exp, name)
Definition: utils.h:73
static unsigned int msgb_headlen(const struct msgb *msgb)
determine the length of the header
Definition: msgb.h:197
static unsigned char * msgb_pull_to_l3(struct msgb *msg)
remove (pull) all headers in front of l3h from the message buffer.
Definition: msgb.h:419
static struct msgb * msgb_alloc_headroom_c(const void *ctx, int size, int headroom, const char *name)
Allocate message buffer with specified headroom from specified talloc context.
Definition: msgb.h:527
static unsigned int msgb_l1len(const struct msgb *msgb)
determine length of L1 message
Definition: msgb.h:149
unsigned char * tail
end of message in buffer
Definition: msgb.h:58
unsigned char * l4h
pointer to layer 4 header
Definition: msgb.h:50
static struct msgb * msgb_dequeue_count(struct llist_head *queue, unsigned int *count)
Dequeue message buffer from head of queue and decrement queue size counter.
Definition: msgb.h:113
static void msgb_put_u32(struct msgb *msgb, uint32_t word)
append a uint32 value to the end of the message
Definition: msgb.h:277
(double) linked list header structure
Definition: linuxlist.h:46
static void msgb_push_u8(struct msgb *msg, uint8_t word)
prepend a uint8 value to the head of the message
Definition: msgb.h:358
static int msgb_trim(struct msgb *msg, int len)
Trim the msgb to a given absolute length.
Definition: msgb.h:493
static unsigned int msgb_l2len(const struct msgb *msgb)
determine length of L2 message
Definition: msgb.h:161
static uint32_t osmo_load32be(const void *p)
load unaligned 32-bit integer (big-endian encoding)
Definition: bit32gen.h:112
bool _msgb_eq(const char *file, size_t line, const char *func, uint8_t level, const struct msgb *msg, const uint8_t *data, size_t len, bool print)
Compare and print: check data in msgb against given data and print errors if any.
Definition: msgb.c:206
static void msgb_put_u16(struct msgb *msgb, uint16_t word)
append a uint16 value to the end of the message
Definition: msgb.h:267
struct msgb * msgb_copy(const struct msgb *msg, const char *name)
Copy an msgb.
Definition: msgb.c:366
#define msgb_sms(m)
obtain SMS header of msgb
Definition: msgb.h:140
static const char * msgb_hexdump_l4(const struct msgb *msg)
Definition: msgb.h:767
void msgb_reset(struct msgb *m)
Re-set all message buffer pointers.
Definition: msgb.c:168
const char * msgb_hexdump(const struct msgb *msg)
Return a (static) buffer containing a hexdump of the msg.
Definition: msgb.c:512
static uint16_t msgb_get_u16(struct msgb *msgb)
remove uint16 from end of message
Definition: msgb.h:311
struct gsm_lchan * lchan
logical channel
Definition: msgb.h:45
static void osmo_store16be(uint16_t x, void *p)
store unaligned 16-bit integer (big-endian encoding)
Definition: bit16gen.h:125
#define msgb_l4(m)
obtain L4 header of msgb
Definition: msgb.h:138
#define msgb_l3(m)
obtain L3 header of msgb
Definition: msgb.h:136
unsigned char * l2h
pointer to A-bis layer 2 header: OML, RSL(RLL), NS
Definition: msgb.h:48
uint16_t data_len
length of underlying data array
Definition: msgb.h:54
write Write running configuration to or terminal n Write configuration to the file(same as write file)\n") ALIAS(config_write_file
static void osmo_store32be(uint32_t x, void *p)
store unaligned 32-bit integer (big-endian encoding)
Definition: bit32gen.h:125
static unsigned char * msgb_pull(struct msgb *msgb, unsigned int len)
remove (pull) a header from the front of the message buffer
Definition: msgb.h:402
uint8_t * msgb_data(const struct msgb *msg)
get pointer to data section of message buffer
Definition: msgb.c:188
static void msgb_queue_free(struct llist_head *queue)
Free all msgbs from a queue built with msgb_enqueue().
Definition: msgb.h:82
#define MSGB_ABORT(msg, fmt, args ...)
Definition: msgb.h:124
#define msgb_l2(m)
obtain L2 header of msgb
Definition: msgb.h:134
static void msgb_push_u32(struct msgb *msg, uint32_t word)
prepend a uint32 value to the head of the message
Definition: msgb.h:378
void * dst
reference of origin/destination
Definition: msgb.h:42
struct msgb * msgb_alloc(uint16_t size, const char *name)
Allocate a new message buffer from tall_msgb_ctx.
Definition: msgb.c:112
char * osmo_hexdump(const unsigned char *buf, int len)
Convert binary sequence to hexadecimal ASCII string.
Definition: utils.c:396
static void msgb_put_u8(struct msgb *msgb, uint8_t word)
append a uint8 value to the end of the message
Definition: msgb.h:257
struct msgb * msgb_dequeue(struct llist_head *queue)
Dequeue message buffer from head of queue.
Definition: msgb.c:145
unsigned char * head
start of underlying memory buffer
Definition: msgb.h:57
void msgb_enqueue(struct llist_head *queue, struct msgb *msg)
Enqueue message buffer to tail of a queue.
Definition: msgb.c:133
int msgb_printf(struct msgb *msgb, const char *format,...)
Print a string to the end of message buffer.
Definition: msgb.c:549
static int msgb_headroom(const struct msgb *msgb)
determine the amount of headroom in msgb
Definition: msgb.h:221
unsigned char _data[0]
optional immediate data array
Definition: msgb.h:60
static unsigned char * msgb_get(struct msgb *msgb, unsigned int len)
remove data from end of message
Definition: msgb.h:287