libosmocore 1.9.0.196-9975
Osmocom core library
|
Go to the source code of this file.
Data Structures | |
struct | bitvec |
structure describing a bit vector More... | |
Enumerations | |
enum | bit_value { ZERO = 0 , ONE = 1 , L = 2 , H = 3 } |
A single GSM bit. More... | |
Functions | |
enum bit_value | bitvec_get_bit_pos (const struct bitvec *bv, unsigned int bitnr) |
check if the bit is 0 or 1 for a given position inside a bitvec More... | |
enum bit_value | bitvec_get_bit_pos_high (const struct bitvec *bv, unsigned int bitnr) |
check if the bit is L or H for a given position inside a bitvec More... | |
unsigned int | bitvec_get_nth_set_bit (const struct bitvec *bv, unsigned int n) |
get the Nth set bit inside the bit vector More... | |
int | bitvec_set_bit_pos (struct bitvec *bv, unsigned int bitnr, enum bit_value bit) |
set a bit at given position in a bit vector More... | |
int | bitvec_set_bit (struct bitvec *bv, enum bit_value bit) |
set the next bit inside a bitvec More... | |
int | bitvec_get_bit_high (struct bitvec *bv) |
get the next bit (low/high) inside a bitvec More... | |
int | bitvec_set_bits (struct bitvec *bv, const enum bit_value *bits, unsigned int count) |
set multiple bits (based on array of bitvals) at current pos More... | |
int | bitvec_set_u64 (struct bitvec *bv, uint64_t v, uint8_t num_bits, bool use_lh) |
set multiple bits (based on numeric value) at current pos. More... | |
int | bitvec_set_uint (struct bitvec *bv, unsigned int ui, unsigned int num_bits) |
set multiple bits (based on numeric value) at current pos. More... | |
int | bitvec_get_uint (struct bitvec *bv, unsigned int num_bits) |
get multiple bits (based on numeric value) from current pos More... | |
int | bitvec_find_bit_pos (const struct bitvec *bv, unsigned int n, enum bit_value val) |
find first bit set in bit vector More... | |
int | bitvec_spare_padding (struct bitvec *bv, unsigned int up_to_bit) |
pad all remaining bits up to a given bit number More... | |
int | bitvec_get_bytes (struct bitvec *bv, uint8_t *bytes, unsigned int count) |
get multiple bytes from current pos Assumes MSB first encoding. More... | |
int | bitvec_set_bytes (struct bitvec *bv, const uint8_t *bytes, unsigned int count) |
set multiple bytes at current pos Assumes MSB first encoding. More... | |
struct bitvec * | bitvec_alloc (unsigned int size, void *ctx) |
Allocate a bit vector. More... | |
void | bitvec_free (struct bitvec *bv) |
Free a bit vector (release its memory) More... | |
int | bitvec_unhex (struct bitvec *bv, const char *src) |
read hexadecimap string into a bit vector More... | |
unsigned int | bitvec_pack (const struct bitvec *bv, uint8_t *buffer) |
Export a bit vector to a buffer. More... | |
unsigned int | bitvec_unpack (struct bitvec *bv, const uint8_t *buffer) |
Copy buffer of unpacked bits into bit vector. More... | |
uint64_t | bitvec_read_field (struct bitvec *bv, unsigned int *read_index, unsigned int len) |
read part of the vector More... | |
int | bitvec_write_field (struct bitvec *bv, unsigned int *write_index, uint64_t val, unsigned int len) |
write into the vector More... | |
int | bitvec_fill (struct bitvec *bv, unsigned int num_bits, enum bit_value fill) |
fill num_bits with \fill starting from the current position More... | |
char | bit_value_to_char (enum bit_value v) |
convert enum to corresponding character More... | |
void | bitvec_to_string_r (const struct bitvec *bv, char *str) |
prints bit vector to provided string It's caller's responsibility to ensure that we won't shoot him in the foot: the provided buffer should be at lest cur_bit + 1 bytes long More... | |
void | bitvec_zero (struct bitvec *bv) |
force bit vector to all 0 and current bit to the beginnig of the vector More... | |
unsigned | bitvec_rl (const struct bitvec *bv, bool b) |
Return number (bits) of uninterrupted bit run in vector starting from the MSB. More... | |
unsigned | bitvec_rl_curbit (struct bitvec *bv, bool b, unsigned int max_bits) |
Return number (bits) of uninterrupted bit run in vector starting from the current bit. More... | |
void | bitvec_shiftl (struct bitvec *bv, unsigned int n) |
int16_t | bitvec_get_int16_msb (const struct bitvec *bv, unsigned int num_bits) |
get multiple bits (num_bits) from beginning of vector (MSB side) More... | |
unsigned int | bitvec_add_array (struct bitvec *bv, const uint32_t *array, unsigned int array_len, bool dry_run, unsigned int num_bits) |
Add given array to bitvec. More... | |
static unsigned int | bitvec_used_bytes (const struct bitvec *bv) |
Return the number of bytes used within the bit vector. More... | |
static unsigned int | bitvec_tailroom_bits (const struct bitvec *bv) |
Return the tailroom in number of unused bits remaining in the bit-vector. More... | |