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Searched refs:nlimbs (Results 1 – 11 of 11) sorted by relevance

/linux-6.15/lib/crypto/mpi/
H A Dmpi-bit.c32 for (; a->nlimbs && !a->d[a->nlimbs - 1]; a->nlimbs--) in mpi_normalize()
45 if (a->nlimbs) { in mpi_get_nbits()
113 if (nlimbs >= x->nlimbs) { in mpi_rshift()
114 x->nlimbs = 0; in mpi_rshift()
118 if (nlimbs) { in mpi_rshift()
119 for (i = 0; i < x->nlimbs - nlimbs; i++) in mpi_rshift()
122 x->nlimbs -= nlimbs; in mpi_rshift()
136 x->nlimbs = i; in mpi_rshift()
138 if (nlimbs >= x->nlimbs) { in mpi_rshift()
143 for (i = 0; i < x->nlimbs - nlimbs; i++) in mpi_rshift()
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H A Dmpiutil.c30 MPI mpi_alloc(unsigned nlimbs) in mpi_alloc() argument
38 if (nlimbs) { in mpi_alloc()
39 a->d = mpi_alloc_limb_space(nlimbs); in mpi_alloc()
48 a->alloced = nlimbs; in mpi_alloc()
49 a->nlimbs = 0; in mpi_alloc()
79 a->alloced = nlimbs; in mpi_assign_limb_space()
90 if (nlimbs <= a->alloced) in mpi_resize()
105 a->alloced = nlimbs; in mpi_resize()
135 b = mpi_alloc(a->nlimbs); in mpi_copy()
138 b->nlimbs = a->nlimbs; in mpi_copy()
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H A Dmpi-sub-ui.c39 if (u->nlimbs == 0) { in mpi_sub_ui()
43 w->nlimbs = (vval != 0); in mpi_sub_ui()
49 if (mpi_resize(w, u->nlimbs + 1)) in mpi_sub_ui()
55 cy = mpihelp_add_1(w->d, u->d, u->nlimbs, (mpi_limb_t) vval); in mpi_sub_ui()
56 w->d[u->nlimbs] = cy; in mpi_sub_ui()
57 w->nlimbs = u->nlimbs + cy; in mpi_sub_ui()
63 if (u->nlimbs == 1 && u->d[0] < vval) { in mpi_sub_ui()
65 w->nlimbs = 1; in mpi_sub_ui()
68 mpihelp_sub_1(w->d, u->d, u->nlimbs, (mpi_limb_t) vval); in mpi_sub_ui()
70 w->nlimbs = (u->nlimbs - (w->d[u->nlimbs - 1] == 0)); in mpi_sub_ui()
H A Dmpicoder.c39 unsigned nbits, nlimbs; in mpi_read_raw_data() local
56 nlimbs = DIV_ROUND_UP(nbytes, BYTES_PER_MPI_LIMB); in mpi_read_raw_data()
57 val = mpi_alloc(nlimbs); in mpi_read_raw_data()
62 val->nlimbs = nlimbs; in mpi_read_raw_data()
67 for (j = nlimbs; j > 0; j--) { in mpi_read_raw_data()
117 for (i = a->nlimbs - 1; i >= 0; i--) { in count_lzeros()
292 for (i = a->nlimbs - 1; i >= 0; i--) { in mpi_write_to_sgl()
333 unsigned int nbits, nlimbs; in mpi_read_raw_from_sgl() local
382 val = mpi_alloc(nlimbs); in mpi_read_raw_from_sgl()
388 val->nlimbs = nlimbs; in mpi_read_raw_from_sgl()
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H A Dmpi-div.c40 if (((divisor_sign?1:0) ^ (dividend->sign?1:0)) && rem->nlimbs) in mpi_fdiv_r()
65 mpi_size_t nsize = num->nlimbs; in mpi_tdiv_qr()
66 mpi_size_t dsize = den->nlimbs; in mpi_tdiv_qr()
88 rem->nlimbs = num->nlimbs; in mpi_tdiv_qr()
96 quot->nlimbs = 0; in mpi_tdiv_qr()
120 quot->nlimbs = qsize; in mpi_tdiv_qr()
126 rem->nlimbs = rsize; in mpi_tdiv_qr()
206 quot->nlimbs = qsize; in mpi_tdiv_qr()
218 rem->nlimbs = rsize; in mpi_tdiv_qr()
H A Dmpi-mul.c26 if (u->nlimbs < v->nlimbs) { in mpi_mul()
28 usize = v->nlimbs; in mpi_mul()
31 vsize = u->nlimbs; in mpi_mul()
35 usize = u->nlimbs; in mpi_mul()
38 vsize = v->nlimbs; in mpi_mul()
94 w->nlimbs = wsize; in mpi_mul()
H A Dmpi-add.c23 if (u->nlimbs < v->nlimbs) { /* Swap U and V. */ in mpi_add()
24 usize = v->nlimbs; in mpi_add()
26 vsize = u->nlimbs; in mpi_add()
36 usize = u->nlimbs; in mpi_add()
38 vsize = v->nlimbs; in mpi_add()
83 w->nlimbs = wsize; in mpi_add()
H A Dmpi-cmp.c28 if (u->nlimbs == 0) { in mpi_cmp_ui()
36 if (u->nlimbs > 1) in mpi_cmp_ui()
55 usize = u->nlimbs; in mpi_cmp()
56 vsize = v->nlimbs; in mpi_cmp()
H A Dmpi-pow.c41 esize = exp->nlimbs; in mpi_powm()
42 msize = mod->nlimbs; in mpi_powm()
55 res->nlimbs = (msize == 1 && mod->d[0] == 1) ? 0 : 1; in mpi_powm()
56 if (res->nlimbs) { in mpi_powm()
79 bsize = base->nlimbs; in mpi_powm()
99 res->nlimbs = 0; in mpi_powm()
288 res->nlimbs = rsize; in mpi_powm()
H A Dmpi-internal.h135 mpi_ptr_t mpi_alloc_limb_space(unsigned nlimbs);
137 void mpi_assign_limb_space(MPI a, mpi_ptr_t ap, unsigned nlimbs);
/linux-6.15/include/linux/
H A Dmpi.h31 int nlimbs; /* number of valid limbs */ member
42 #define mpi_get_nlimbs(a) ((a)->nlimbs)
45 MPI mpi_alloc(unsigned nlimbs);
47 int mpi_resize(MPI a, unsigned nlimbs);
106 return a->nlimbs * BYTES_PER_MPI_LIMB; in mpi_get_size()