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-rw-r--r--programs/lz4.1.md3
-rw-r--r--programs/lz4cli.c1
-rw-r--r--tests/Makefile2
3 files changed, 6 insertions, 0 deletions
diff --git a/programs/lz4.1.md b/programs/lz4.1.md
index 56c0053..39dc925 100644
--- a/programs/lz4.1.md
+++ b/programs/lz4.1.md
@@ -188,6 +188,9 @@ only the latest one will be applied.
* `--[no-]frame-crc`:
Select frame checksum (default:enabled)
+* `--no-crc`:
+ Disable both frame and block checksums
+
* `--[no-]content-size`:
Header includes original size (default:not present)<br/>
Note : this option can only be activated when the original size can be
diff --git a/programs/lz4cli.c b/programs/lz4cli.c
index ca4951e..51969fd 100644
--- a/programs/lz4cli.c
+++ b/programs/lz4cli.c
@@ -391,6 +391,7 @@ int main(int argc, const char** argv)
|| (!strcmp(argument, "--to-stdout"))) { forceStdout=1; output_filename=stdoutmark; continue; }
if (!strcmp(argument, "--frame-crc")) { LZ4IO_setStreamChecksumMode(prefs, 1); BMK_skipChecksums(0); continue; }
if (!strcmp(argument, "--no-frame-crc")) { LZ4IO_setStreamChecksumMode(prefs, 0); BMK_skipChecksums(1); continue; }
+ if (!strcmp(argument, "--no-crc")) { LZ4IO_setStreamChecksumMode(prefs, 0); LZ4IO_setBlockChecksumMode(prefs, 0); BMK_skipChecksums(1); continue; }
if (!strcmp(argument, "--content-size")) { LZ4IO_setContentSize(prefs, 1); continue; }
if (!strcmp(argument, "--no-content-size")) { LZ4IO_setContentSize(prefs, 0); continue; }
if (!strcmp(argument, "--list")) { mode = om_list; continue; }
diff --git a/tests/Makefile b/tests/Makefile
index d804f25..d266ae5 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -376,6 +376,7 @@ test-lz4-basic: lz4 datagen unlz4 lz4cat
$(LZ4) --no-frame-crc < $(FPREFIX)-dg20k | $(LZ4) -d > $(FPREFIX)-dec
$(DIFF) -q $(FPREFIX)-dg20k $(FPREFIX)-dec
$(DATAGEN) | $(LZ4) -BI | $(LZ4) -t
+ $(DATAGEN) | $(LZ4) --no-crc | $(LZ4) -t
$(DATAGEN) -g6M -P99 | $(LZ4) -9BD | $(LZ4) -t
$(DATAGEN) -g17M | $(LZ4) -9v | $(LZ4) -qt
$(DATAGEN) -g33M | $(LZ4) --no-frame-crc | $(LZ4) -t
@@ -479,6 +480,7 @@ test-lz4-testmode: lz4 datagen
$(DATAGEN) > $(FPREFIX)
$(LZ4) -f $(FPREFIX) -c > $(FPREFIX).lz4
$(LZ4) -bdi0 $(FPREFIX).lz4 # test benchmark decode-only mode
+ $(LZ4) -bdi0 --no-crc $(FPREFIX).lz4 # test benchmark decode-only mode
@echo "\n ---- test mode ----"
! $(DATAGEN) | $(LZ4) -t
! $(DATAGEN) | $(LZ4) -tf