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| author | Harish Mahendrakar <harish.mahendrakar@ittiam.com> | 2020-06-30 18:45:56 +0000 |
|---|---|---|
| committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | 2020-06-30 18:45:56 +0000 |
| commit | 80a034455587664f3919f439dcf4e3f625ce8443 (patch) | |
| tree | c5c8d98809b4b09acfc8ae0445f9c687c4dbbd36 | |
| parent | 3583b98a2d5fc43453a4b47741fbcf94e70858c3 (diff) | |
| parent | 4a995822bc71fec4f01c9a63328f0d7f2261eb65 (diff) | |
| download | sonivox-80a034455587664f3919f439dcf4e3f625ce8443.tar.gz | |
Check data consistency in mdls parsing am: e689e94f3b am: 0a3c762015 am: 2ecaa02926 am: 4a995822bc
Original change: https://googleplex-android-review.googlesource.com/c/platform/external/sonivox/+/11961320
Change-Id: Iba991e9f9a858ddb101737e1f5a5f858b17b6b72
| -rw-r--r-- | arm-wt-22k/host_src/eas_types.h | 1 | ||||
| -rw-r--r-- | arm-wt-22k/lib_src/eas_mdls.c | 32 |
2 files changed, 33 insertions, 0 deletions
diff --git a/arm-wt-22k/host_src/eas_types.h b/arm-wt-22k/host_src/eas_types.h index df1d1d8..56d0b53 100644 --- a/arm-wt-22k/host_src/eas_types.h +++ b/arm-wt-22k/host_src/eas_types.h @@ -76,6 +76,7 @@ typedef long EAS_RESULT; #define EAS_ERROR_QUEUE_IS_FULL -36 #define EAS_ERROR_QUEUE_IS_EMPTY -37 #define EAS_ERROR_FEATURE_ALREADY_ACTIVE -38 +#define EAS_ERROR_DATA_INCONSISTENCY -39 /* special return codes */ #define EAS_EOF 3 diff --git a/arm-wt-22k/lib_src/eas_mdls.c b/arm-wt-22k/lib_src/eas_mdls.c index b172881..206861b 100644 --- a/arm-wt-22k/lib_src/eas_mdls.c +++ b/arm-wt-22k/lib_src/eas_mdls.c @@ -851,6 +851,15 @@ static EAS_RESULT Parse_ptbl (SDLS_SYNTHESIZER_DATA *pDLSData, EAS_I32 pos, EAS_ if ((result = EAS_HWGetDWord(pDLSData->hwInstData, pDLSData->fileHandle, &pDLSData->waveCount, EAS_FALSE)) != EAS_SUCCESS) return result; + /* if second pass, ensure waveCount matches with the value parsed in first pass */ + if (pDLSData->pDLS) + { + if (pDLSData->waveCount != pDLSData->pDLS->numDLSSamples) + { + return EAS_ERROR_DATA_INCONSISTENCY; + } + } + #if 0 /* just need the wave count on the first pass */ if (!pDLSData->pDLS) @@ -1411,6 +1420,15 @@ static EAS_RESULT Parse_lins (SDLS_SYNTHESIZER_DATA *pDLSData, EAS_I32 pos, EAS_ if (temp != CHUNK_INS) continue; + /* if second pass, ensure instCount is less than numDLSPrograms */ + if (pDLSData->pDLS) + { + if (pDLSData->instCount >= pDLSData->pDLS->numDLSPrograms) + { + return EAS_ERROR_DATA_INCONSISTENCY; + } + } + if ((result = Parse_ins(pDLSData, chunkPos + 12, size)) != EAS_SUCCESS) return result; } @@ -1646,6 +1664,14 @@ static EAS_RESULT Parse_lrgn (SDLS_SYNTHESIZER_DATA *pDLSData, EAS_I32 pos, EAS_ { /* dpp: EAS_ReportEx(_EAS_SEVERITY_WARNING, "DLS region count exceeded cRegions value in insh, extra region ignored\n"); */ } return EAS_SUCCESS; } + /* if second pass, ensure regionCount is less than numDLSRegions */ + if (pDLSData->pDLS) + { + if (pDLSData->regionCount >= pDLSData->pDLS->numDLSRegions) + { + return EAS_ERROR_DATA_INCONSISTENCY; + } + } if ((result = Parse_rgn(pDLSData, chunkPos + 12, size, artIndex)) != EAS_SUCCESS) return result; regionCount++; @@ -1793,6 +1819,12 @@ static EAS_RESULT Parse_rgn (SDLS_SYNTHESIZER_DATA *pDLSData, EAS_I32 pos, EAS_I /* if local data was found convert it */ if (art.values[PARAM_MODIFIED] == EAS_TRUE) { + /* ensure artCount is less than numDLSArticulations */ + if (pDLSData->artCount >= pDLSData->pDLS->numDLSArticulations) + { + return EAS_ERROR_DATA_INCONSISTENCY; + } + Convert_art(pDLSData, &art, (EAS_U16) pDLSData->artCount); artIndex = (EAS_U16) pDLSData->artCount; } |