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(libz) Replace two callocs with malloc

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This commit is contained in:
twinaphex 2020-07-02 23:57:54 +02:00
parent 60c0470a88
commit 8dd4819fd3
1 changed files with 93 additions and 12 deletions
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105
deps/libz/inflate.c vendored
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@ -185,6 +185,7 @@ int inflateInit2_(z_streamp strm, int windowBits,
const char *version, int stream_size)
{
int ret;
unsigned i;
struct inflate_state FAR *state;
if ( version == Z_NULL ||
@ -193,17 +194,56 @@ int inflateInit2_(z_streamp strm, int windowBits,
return Z_VERSION_ERROR;
if (strm == Z_NULL)
return Z_STREAM_ERROR;
strm->msg = Z_NULL; /* in case we return an error */
strm->zalloc = zcalloc;
strm->opaque = (voidpf)0;
strm->zfree = zcfree;
state = (struct inflate_state FAR *)
calloc(1, sizeof(struct inflate_state));
strm->msg = Z_NULL; /* in case we return an error */
strm->zalloc = zcalloc;
strm->opaque = (voidpf)0;
strm->zfree = zcfree;
state = (struct inflate_state FAR *)
malloc(sizeof(*state));
if (state == Z_NULL)
return Z_MEM_ERROR;
strm->state = (struct internal_state FAR *)state;
state->window = Z_NULL;
ret = inflateReset2(strm, windowBits);
state->mode = 0;
state->last = 0;
state->wrap = 0;
state->havedict = 0;
state->flags = 0;
state->check = 0;
state->total = 0;
state->head = Z_NULL;
state->wbits = 0;
state->wsize = 0;
state->whave = 0;
state->wnext = 0;
state->window = Z_NULL;
state->hold = 0;
state->bits = 0;
state->length = 0;
state->offset = 0;
state->extra = 0;
state->lencode = Z_NULL;
state->distcode = Z_NULL;
state->lenbits = 0;
state->distbits = 0;
state->ncode = 0;
state->nlen = 0;
state->ndist = 0;
state->have = 0;
state->next = Z_NULL;
for (i = 0; i < 320; i++)
state->lens[i] = 0;
for (i = 0; i < 288; i++)
state->work[i] = 0;
for (i = 0; i < ENOUGH; i++)
{
state->codes[i].op = 0;
state->codes[i].bits = 0;
state->codes[i].val = 0;
}
state->sane = 0;
state->back = 0;
state->was = 0;
strm->state = (struct internal_state FAR *)state;
ret = inflateReset2(strm, windowBits);
if (ret != Z_OK)
{
free(state);
@ -1331,10 +1371,11 @@ int inflateSyncPoint(z_streamp strm)
int inflateCopy(z_streamp dest, z_streamp source)
{
unsigned i;
unsigned wsize;
struct inflate_state FAR *state;
struct inflate_state FAR *copy;
unsigned char FAR *window;
unsigned wsize;
/* check input */
if ( dest == Z_NULL ||
@ -1347,10 +1388,50 @@ int inflateCopy(z_streamp dest, z_streamp source)
/* allocate space */
copy = (struct inflate_state FAR *)
calloc(1, sizeof(struct inflate_state));
malloc(sizeof(*copy));
if (copy == Z_NULL)
return Z_MEM_ERROR;
window = Z_NULL;
window = Z_NULL;
copy->mode = 0;
copy->last = 0;
copy->wrap = 0;
copy->havedict = 0;
copy->flags = 0;
copy->check = 0;
copy->total = 0;
copy->head = Z_NULL;
copy->wbits = 0;
copy->wsize = 0;
copy->whave = 0;
copy->wnext = 0;
copy->window = Z_NULL;
copy->hold = 0;
copy->bits = 0;
copy->length = 0;
copy->offset = 0;
copy->extra = 0;
copy->lencode = Z_NULL;
copy->distcode = Z_NULL;
copy->lenbits = 0;
copy->distbits = 0;
copy->ncode = 0;
copy->nlen = 0;
copy->ndist = 0;
copy->have = 0;
copy->next = Z_NULL;
for (i = 0; i < 320; i++)
copy->lens[i] = 0;
for (i = 0; i < 288; i++)
copy->work[i] = 0;
for (i = 0; i < ENOUGH; i++)
{
copy->codes[i].op = 0;
copy->codes[i].bits = 0;
copy->codes[i].val = 0;
}
copy->sane = 0;
copy->back = 0;
copy->was = 0;
if (state->window != Z_NULL)
{
window = (unsigned char FAR *)