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static unsigned int | bytenum_from_bitnum (unsigned int bitnum) |
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static uint8_t | bitval2mask (enum bit_value bit, uint8_t bitnum) |
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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
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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
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unsigned int | bitvec_get_nth_set_bit (const struct bitvec *bv, unsigned int n) |
| get the Nth set bit inside the bit vector
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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
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int | bitvec_set_bit (struct bitvec *bv, enum bit_value bit) |
| set the next bit inside a bitvec
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int | bitvec_get_bit_high (struct bitvec *bv) |
| get the next bit (low/high) inside a bitvec
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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
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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.
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int | bitvec_set_uint (struct bitvec *bv, unsigned int ui, unsigned int num_bits) |
| set multiple bits (based on numeric value) at current pos.
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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)
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int | bitvec_get_uint (struct bitvec *bv, unsigned int num_bits) |
| get multiple bits (based on numeric value) from current pos
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int | bitvec_fill (struct bitvec *bv, unsigned int num_bits, enum bit_value fill) |
| fill num_bits with \fill starting from the current position
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int | bitvec_spare_padding (struct bitvec *bv, unsigned int up_to_bit) |
| pad all remaining bits up to a given bit number
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int | bitvec_find_bit_pos (const struct bitvec *bv, unsigned int n, enum bit_value val) |
| find first bit set in bit vector
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int | bitvec_get_bytes (struct bitvec *bv, uint8_t *bytes, unsigned int count) |
| get multiple bytes from current pos Assumes MSB first encoding.
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int | bitvec_set_bytes (struct bitvec *bv, const uint8_t *bytes, unsigned int count) |
| set multiple bytes at current pos Assumes MSB first encoding.
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struct bitvec * | bitvec_alloc (unsigned int size, void *ctx) |
| Allocate a bit vector.
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void | bitvec_free (struct bitvec *bv) |
| Free a bit vector (release its memory)
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unsigned int | bitvec_pack (const struct bitvec *bv, uint8_t *buffer) |
| Export a bit vector to a buffer.
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unsigned int | bitvec_unpack (struct bitvec *bv, const uint8_t *buffer) |
| Copy buffer of unpacked bits into bit vector.
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int | bitvec_unhex (struct bitvec *bv, const char *src) |
| read hexadecimap string into a bit vector
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uint64_t | bitvec_read_field (struct bitvec *bv, unsigned int *read_index, unsigned int len) |
| read part of the vector
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int | bitvec_write_field (struct bitvec *bv, unsigned int *write_index, uint64_t val, unsigned int len) |
| write into the vector
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char | bit_value_to_char (enum bit_value v) |
| convert enum to corresponding character
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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
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static unsigned | leading_bits (uint8_t x, bool b) |
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void | bitvec_zero (struct bitvec *bv) |
| force bit vector to all 0 and current bit to the beginnig of the vector
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unsigned | bitvec_rl (const struct bitvec *bv, bool b) |
| Return number (bits) of uninterrupted bit run in vector starting from the MSB.
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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.
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void | bitvec_shiftl (struct bitvec *bv, unsigned n) |
| Shifts bitvec to the left, n MSB bits lost.
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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.
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