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pyfec: tighten internal C types

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This commit is contained in:
Zooko O'Whielacronx 2007-01-31 13:55:31 -07:00
parent 10530a25bc
commit 7b9630d59c
2 changed files with 11 additions and 11 deletions
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2
pyfec/fec/_fecmodule.c
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@ -208,7 +208,7 @@ Encoder_encode(Encoder *self, PyObject *args) {
}
/* Allocate space for all of the check blocks. */
unsigned check_block_index = 0; /* index into the check_blocks_produced and (parallel) pystrs_produced arrays */
unsigned char check_block_index = 0; /* index into the check_blocks_produced and (parallel) pystrs_produced arrays */
for (i=0; i<num_desired_blocks; i++) {
if (c_desired_blocks_nums[i] >= self->kk) {
c_desired_checkblocks_ids[check_block_index] = c_desired_blocks_nums[i];

20
pyfec/fec/fec.c
View File

@ -434,14 +434,14 @@ _invert_mat(gf* src, unsigned k) {
* p = coefficients of the matrix (p_i)
* q = values of the polynomial (known)
*/
void
_invert_vdm (gf* src, unsigned k) {
unsigned i, j, row, col;
int
_invert_vdm (gf * src, int k) {
int i, j, row, col;
gf *b, *c, *p;
gf t, xx;
if (k == 1) /* degenerate case, matrix must be p^0 = 1 */
return;
return 0;
/*
* c holds the coefficient of P(x) = Prod (x - p_i), i=0..k-1
* b holds the coefficient for the matrix inversion
@ -486,7 +486,7 @@ _invert_vdm (gf* src, unsigned k) {
free (c);
free (b);
free (p);
return;
return 0;
}
static int fec_initialized = 0;
@ -565,7 +565,7 @@ fec_new(unsigned k, unsigned n) {
void
fec_encode(const fec_t* code, const gf*restrict const*restrict const src, gf*restrict const*restrict const fecs, const unsigned*restrict const block_nums, size_t num_block_nums, size_t sz) {
unsigned i, j;
unsigned char i, j;
unsigned fecnum;
gf* p;
@ -586,7 +586,7 @@ fec_encode(const fec_t* code, const gf*restrict const*restrict const src, gf*res
*/
void
build_decode_matrix_into_space(const fec_t*restrict const code, const unsigned*const restrict index, const unsigned k, gf*restrict const matrix) {
unsigned i;
unsigned char i;
gf* p;
for (i=0, p=matrix; i < k; i++, p += k) {
if (index[i] < k) {
@ -604,11 +604,11 @@ fec_decode(const fec_t* code, const gf*restrict const*restrict const inpkts, gf*
gf m_dec[code->k * code->k];
build_decode_matrix_into_space(code, index, code->k, m_dec);
unsigned outix=0;
for (unsigned row=0; row<code->k; row++) {
unsigned char outix=0;
for (unsigned char row=0; row<code->k; row++) {
if (index[row] >= code->k) {
memset(outpkts[outix], 0, sz);
for (unsigned col=0; col < code->k; col++)
for (unsigned char col=0; col < code->k; col++)
addmul(outpkts[outix], inpkts[col], m_dec[row * code->k + col], sz);
outix++;
}