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Support LZ4 versions earlier than 1.8.0

This commit is contained in:
Erik Rigtorp 2021-09-15 21:05:22 +02:00
parent bd33320521
commit 4ebd927ccd
1 changed files with 10 additions and 0 deletions
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10
wiretap/file_wrappers.c
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@ -886,7 +886,17 @@ gz_head(FILE_T state)
&& state->in.buf[0] == 0x04 && state->in.buf[1] == 0x22
&& state->in.buf[2] == 0x4d && state->in.buf[3] == 0x18) {
#ifdef USE_LZ4
#if LZ4_VERSION_NUMBER >= 10800
LZ4F_resetDecompressionContext(state->lz4_dctx);
#else
LZ4F_freeDecompressionContext(state->lz4_dctx);
const LZ4F_errorCode_t ret = LZ4F_createDecompressionContext(&state->lz4_dctx, LZ4F_VERSION);
if (LZ4F_isError(ret)) {
state->err = WTAP_ERR_INTERNAL;
state->err_info = LZ4F_getErrorName(ret);
return -1;
}
#endif
state->compression = LZ4;
state->is_compressed = TRUE;
return 0;