diff options
Diffstat (limited to 'executor/common_zlib.h')
| -rw-r--r-- | executor/common_zlib.h | 38 |
1 files changed, 14 insertions, 24 deletions
diff --git a/executor/common_zlib.h b/executor/common_zlib.h index d5fd480d3..e7e47e0fd 100644 --- a/executor/common_zlib.h +++ b/executor/common_zlib.h @@ -99,15 +99,10 @@ static int puff_stored(struct puff_state* s) // copy len bytes from in to out if (s->incnt + len > s->inlen) return 2; // not enough input - if (s->out != (unsigned char*)0) { - if (s->outcnt + len > s->outlen) - return 1; // not enough output space - while (len--) - s->out[s->outcnt++] = s->in[s->incnt++]; - } else { // just scanning - s->outcnt += len; - s->incnt += len; - } + if (s->outcnt + len > s->outlen) + return 1; // not enough output space + while (len--) + s->out[s->outcnt++] = s->in[s->incnt++]; // done with a valid stored block return 0; @@ -260,11 +255,9 @@ static int puff_codes(struct puff_state* s, return symbol; // invalid symbol if (symbol < 256) { // literal: symbol is the byte // write out the literal - if (s->out != (unsigned char*)0) { - if (s->outcnt == s->outlen) - return 1; - s->out[s->outcnt] = symbol; - } + if (s->outcnt == s->outlen) + return 1; + s->out[s->outcnt] = symbol; s->outcnt++; } else if (symbol > 256) { // length // get and compute length @@ -282,16 +275,13 @@ static int puff_codes(struct puff_state* s, return -11; // distance too far back // copy length bytes from distance bytes back - if (s->out != (unsigned char*)0) { - if (s->outcnt + len > s->outlen) - return 1; - while (len--) { - s->out[s->outcnt] = - dist > s->outcnt ? 0 : s->out[s->outcnt - dist]; - s->outcnt++; - } - } else - s->outcnt += len; + if (s->outcnt + len > s->outlen) + return 1; + while (len--) { + s->out[s->outcnt] = + dist > s->outcnt ? 0 : s->out[s->outcnt - dist]; + s->outcnt++; + } } } while (symbol != 256); // end of block symbol |