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| author | Eric Wong <normalperson@yhbt.net> | 2007-01-14 02:08:27 +0000 |
|---|---|---|
| committer | Eric Wong <normalperson@yhbt.net> | 2007-01-14 02:08:27 +0000 |
| commit | f894e989509f8e484276ad6ec1fbbac238d78dd1 (patch) | |
| tree | b167d6d0008b7dfab1ddebcb591e3d299774a461 /src/audioOutputs/audioOutput_jack.c | |
| parent | e1ee4505debf118f8f16c322decf1457061ae979 (diff) | |
| download | mpd-f894e989509f8e484276ad6ec1fbbac238d78dd1.tar.gz mpd-f894e989509f8e484276ad6ec1fbbac238d78dd1.tar.xz mpd-f894e989509f8e484276ad6ec1fbbac238d78dd1.zip | |
jack: fix potential segfaults in parsing bad configs for 'ports'
git-svn-id: https://svn.musicpd.org/mpd/trunk@5251 09075e82-0dd4-0310-85a5-a0d7c8717e4f
Diffstat (limited to 'src/audioOutputs/audioOutput_jack.c')
| -rw-r--r-- | src/audioOutputs/audioOutput_jack.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/src/audioOutputs/audioOutput_jack.c b/src/audioOutputs/audioOutput_jack.c index 186f3396f..c5eeab728 100644 --- a/src/audioOutputs/audioOutput_jack.c +++ b/src/audioOutputs/audioOutput_jack.c @@ -175,11 +175,27 @@ static int jack_initDriver(AudioOutput *audioOutput, ConfigParam *param) if ( ! param ) return 0; if ( (bp = getBlockParam(param, "ports")) ) { - cp = xstrdup(bp->value); - ERROR("output_ports=%s\n", cp); - output_ports[0] = xstrdup(strtok (cp, ",")); - output_ports[1] = xstrdup(strtok (NULL, ",")); - free(cp); + DEBUG("output_ports=%s\n", bp->value); + + if (!(cp = strchr(bp->value, ','))) + FATAL("expected comma and a second value for '%s' " + "at line %d: %s\n", + bp->name, bp->line, bp->value); + + *cp = '\0'; + output_ports[0] = xstrdup(bp->value); + *cp++ = ','; + + if (!*cp) + FATAL("expected a second value for '%s' at line %d: " + "%s\n", bp->name, bp->line, bp->value); + + output_ports[1] = xstrdup(cp); + + if (strchr(cp,',')) + FATAL("Only %d values are supported for '%s' " + "at line %d\n", + ARRAY_SIZE(output_ports), bp->name, bp->line); } if ( (bp = getBlockParam(param, "ringbuffer_size")) ) { |