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-rw-r--r--sys/opencrypto/deflate.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/sys/opencrypto/deflate.c b/sys/opencrypto/deflate.c
index 239435e..852b66a 100644
--- a/sys/opencrypto/deflate.c
+++ b/sys/opencrypto/deflate.c
@@ -138,8 +138,8 @@ deflate_global(data, size, decomp, out)
goto bad;
}
for (;;) {
- error = decomp ? inflate(&zbuf, Z_PARTIAL_FLUSH) :
- deflate(&zbuf, Z_PARTIAL_FLUSH);
+ error = decomp ? inflate(&zbuf, Z_SYNC_FLUSH) :
+ deflate(&zbuf, Z_FINISH);
if (error != Z_OK && error != Z_STREAM_END) {
/*
* Unfortunately we are limited to 5 arguments,
@@ -153,9 +153,13 @@ deflate_global(data, size, decomp, out)
zbuf.state->dummy, zbuf.total_out);
goto bad;
}
- else if (zbuf.avail_in == 0 && zbuf.avail_out != 0)
- goto end;
- else if (zbuf.avail_out == 0 && i < (ZBUF - 1)) {
+ if (decomp && zbuf.avail_in == 0 && error == Z_STREAM_END) {
+ /* Done. */
+ break;
+ } else if (!decomp && error == Z_STREAM_END) {
+ /* Done. */
+ break;
+ } else if (zbuf.avail_out == 0) {
/* we need more output space, allocate size */
buf[i].out = malloc((u_long) size,
M_CRYPTO_DATA, M_NOWAIT);
@@ -170,6 +174,7 @@ deflate_global(data, size, decomp, out)
zbuf.avail_out = buf[i].size;
i++;
} else {
+ /* Unexpect result. */
/*
* Unfortunately we are limited to 5 arguments,
* thus, again, use two probes.
@@ -184,7 +189,6 @@ deflate_global(data, size, decomp, out)
}
}
-end:
result = count = zbuf.total_out;
*out = malloc((u_long) result, M_CRYPTO_DATA, M_NOWAIT);
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