eden-emu/opus
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Adds missing RESTORE_STACK statements on error paths

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Thanks to Vincent Penquerc'h
This commit is contained in:
Jean-Marc Valin 2012-03-05 19:56:13 -05:00
parent c0387ff237
commit c792108829
2 changed files with 40 additions and 5 deletions
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12
src/opus_decoder.c
View file

@ -218,7 +218,10 @@ static int opus_decode_frame(OpusDecoder *st, const unsigned char *data,
F5 = F10>>1;
F2_5 = F5>>1;
if (frame_size < F2_5)
{
RESTORE_STACK;
return OPUS_BUFFER_TOO_SMALL;
}
/* Payloads of 1 (2 including ToC) or 0 trigger the PLC/DTX */
if (len<=1)
{
@ -253,7 +256,10 @@ static int opus_decode_frame(OpusDecoder *st, const unsigned char *data,
do {
int ret = opus_decode_frame(st, NULL, 0, pcm, F20, 0);
if (ret != F20)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
pcm += F20*st->channels;
nb_samples += F20;
} while (nb_samples < frame_size);
@ -767,7 +773,11 @@ int opus_decode(OpusDecoder *st, const unsigned char *data,
int ret, i;
ALLOC_STACK;
if(frame_size<0)return OPUS_BAD_ARG;
if(frame_size<0)
{
RESTORE_STACK;
return OPUS_BAD_ARG;
}
ALLOC(out, frame_size*st->channels, float);

29
src/opus_encoder.c
View file

@ -779,15 +779,23 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
st->user_forced_mode = MODE_CELT_ONLY;
tmp_len = opus_encode_native(st, pcm+i*(st->channels*st->Fs/50), st->Fs/50, tmp_data+i*bytes_per_frame, bytes_per_frame);
if (tmp_len<0)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
ret = opus_repacketizer_cat(&rp, tmp_data+i*bytes_per_frame, tmp_len);
if (ret<0)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
}
ret = opus_repacketizer_out(&rp, data, out_data_bytes);
if (ret<0)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
st->user_forced_mode = bak_mode;
st->user_bandwidth = bak_bandwidth;
st->force_channels = bak_channels;
@ -949,6 +957,7 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
if( ret ) {
/*fprintf (stderr, "SILK encode error: %d\n", ret);*/
/* Handle error */
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
if (nBytes==0)
@ -1124,7 +1133,10 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
celt_encoder_ctl(celt_enc, OPUS_SET_VBR(0));
err = celt_encode_with_ec(celt_enc, pcm_buf, st->Fs/200, data+nb_compr_bytes, redundancy_bytes, NULL);
if (err < 0)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
celt_encoder_ctl(celt_enc, OPUS_GET_FINAL_RANGE(&redundant_rng));
celt_encoder_ctl(celt_enc, OPUS_RESET_STATE);
}
@ -1147,9 +1159,12 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
{
ret = celt_encode_with_ec(celt_enc, pcm_buf, frame_size, NULL, nb_compr_bytes, &enc);
if (ret < 0)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
}
}
/* 5 ms redundant frame for SILK->CELT */
if (redundancy && !celt_to_silk)
@ -1169,7 +1184,10 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
err = celt_encode_with_ec(celt_enc, pcm_buf+st->channels*(frame_size-N2), N2, data+nb_compr_bytes, redundancy_bytes, NULL);
if (err < 0)
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
celt_encoder_ctl(celt_enc, OPUS_GET_FINAL_RANGE(&redundant_rng));
}
@ -1212,7 +1230,10 @@ int opus_encode_float(OpusEncoder *st, const opus_val16 *pcm, int frame_size,
if (!st->use_vbr && ret >= 3)
{
if (pad_frame(data, ret, max_data_bytes))
{
RESTORE_STACK;
return OPUS_INTERNAL_ERROR;
}
ret = max_data_bytes;
}
RESTORE_STACK;
@ -1229,7 +1250,11 @@ int opus_encode_float(OpusEncoder *st, const float *pcm, int frame_size,
VARDECL(opus_int16, in);
ALLOC_STACK;
if(frame_size<0)return OPUS_BAD_ARG;
if(frame_size<0)
{
RESTORE_STACK;
return OPUS_BAD_ARG;
}
ALLOC(in, frame_size*st->channels, opus_int16);