From b7cea737b24456765a21ed43ebd9b68ebbbf3537 Mon Sep 17 00:00:00 2001
From: John Snow <jsnow@redhat.com>
Date: Mon, 23 Nov 2015 17:38:21 +0100
Subject: [PATCH 02/27] cutils: Support 'P' and 'E' suffixes in strtosz()
RH-Author: John Snow <jsnow@redhat.com>
Message-id: <1448300320-7772-3-git-send-email-jsnow@redhat.com>
Patchwork-id: 68430
O-Subject: [RHEL-7.3 qemu-kvm PATCH v2 02/21] cutils: Support 'P' and 'E' suffixes in strtosz()
Bugzilla: 1272523
RH-Acked-by: Thomas Huth <thuth@redhat.com>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
RH-Acked-by: Max Reitz <mreitz@redhat.com>
From: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
(cherry picked from commit 5e00984aef7c1c317e27c0e8acf66526513c770f)
Signed-off-by: John Snow <jsnow@redhat.com>
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
include/qemu-common.h | 2 ++
monitor.c | 8 ++++----
qemu-img.c | 10 ++++++----
tests/qemu-iotests/049.out | 8 ++++----
util/cutils.c | 4 ++++
5 files changed, 20 insertions(+), 12 deletions(-)
diff --git a/include/qemu-common.h b/include/qemu-common.h
index aee85e3..67f57c9 100644
--- a/include/qemu-common.h
+++ b/include/qemu-common.h
@@ -178,6 +178,8 @@ int parse_uint_full(const char *s, unsigned long long *value, int base);
* A-Z, as strtosz() will use qemu_toupper() on the given argument
* prior to comparison.
*/
+#define STRTOSZ_DEFSUFFIX_EB 'E'
+#define STRTOSZ_DEFSUFFIX_PB 'P'
#define STRTOSZ_DEFSUFFIX_TB 'T'
#define STRTOSZ_DEFSUFFIX_GB 'G'
#define STRTOSZ_DEFSUFFIX_MB 'M'
diff --git a/monitor.c b/monitor.c
index 6a1d06e..33c5bc8 100644
--- a/monitor.c
+++ b/monitor.c
@@ -94,10 +94,10 @@
* 'M' Non-negative target long (32 or 64 bit), in user mode the
* value is multiplied by 2^20 (think Mebibyte)
* 'o' octets (aka bytes)
- * user mode accepts an optional T, t, G, g, M, m, K, k
- * suffix, which multiplies the value by 2^40 for
- * suffixes T and t, 2^30 for suffixes G and g, 2^20 for
- * M and m, 2^10 for K and k
+ * user mode accepts an optional E, e, P, p, T, t, G, g, M, m,
+ * K, k suffix, which multiplies the value by 2^60 for suffixes E
+ * and e, 2^50 for suffixes P and p, 2^40 for suffixes T and t,
+ * 2^30 for suffixes G and g, 2^20 for M and m, 2^10 for K and k
* 'T' double
* user mode accepts an optional ms, us, ns suffix,
* which divides the value by 1e3, 1e6, 1e9, respectively
diff --git a/qemu-img.c b/qemu-img.c
index 9c021e7..eb2d4cb 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -87,8 +87,9 @@ static void help(void)
" 'src_cache' is the cache mode used to read input disk images, the valid\n"
" options are the same as for the 'cache' option\n"
" 'size' is the disk image size in bytes. Optional suffixes\n"
- " 'k' or 'K' (kilobyte, 1024), 'M' (megabyte, 1024k), 'G' (gigabyte, 1024M)\n"
- " and T (terabyte, 1024G) are supported. 'b' is ignored.\n"
+ " 'k' or 'K' (kilobyte, 1024), 'M' (megabyte, 1024k), 'G' (gigabyte, 1024M),\n"
+ " 'T' (terabyte, 1024G), 'P' (petabyte, 1024T) and 'E' (exabyte, 1024P) are\n"
+ " supported. 'b' is ignored.\n"
" 'output_filename' is the destination disk image filename\n"
" 'output_fmt' is the destination format\n"
" 'options' is a comma separated list of format specific options in a\n"
@@ -417,8 +418,9 @@ static int img_create(int argc, char **argv)
error_report("Image size must be less than 8 EiB!");
} else {
error_report("Invalid image size specified! You may use k, M, "
- "G or T suffixes for ");
- error_report("kilobytes, megabytes, gigabytes and terabytes.");
+ "G, T, P or E suffixes for ");
+ error_report("kilobytes, megabytes, gigabytes, terabytes, "
+ "petabytes and exabytes.");
}
goto fail;
}
diff --git a/tests/qemu-iotests/049.out b/tests/qemu-iotests/049.out
index b2fcf0b..3e56772 100644
--- a/tests/qemu-iotests/049.out
+++ b/tests/qemu-iotests/049.out
@@ -108,15 +108,15 @@ qemu-img: TEST_DIR/t.qcow2: Could not resize image: Operation not supported
Formatting 'TEST_DIR/t.qcow2', fmt=qcow2 size=-1024 encryption=off cluster_size=65536 lazy_refcounts=off
qemu-img create -f qcow2 TEST_DIR/t.qcow2 -- 1kilobyte
-qemu-img: Invalid image size specified! You may use k, M, G or T suffixes for
-qemu-img: kilobytes, megabytes, gigabytes and terabytes.
+qemu-img: Invalid image size specified! You may use k, M, G, T, P or E suffixes for
+qemu-img: kilobytes, megabytes, gigabytes, terabytes, petabytes and exabytes.
qemu-img create -f qcow2 -o size=1kilobyte TEST_DIR/t.qcow2
Formatting 'TEST_DIR/t.qcow2', fmt=qcow2 size=1024 encryption=off cluster_size=65536 lazy_refcounts=off
qemu-img create -f qcow2 TEST_DIR/t.qcow2 -- foobar
-qemu-img: Invalid image size specified! You may use k, M, G or T suffixes for
-qemu-img: kilobytes, megabytes, gigabytes and terabytes.
+qemu-img: Invalid image size specified! You may use k, M, G, T, P or E suffixes for
+qemu-img: kilobytes, megabytes, gigabytes, terabytes, petabytes and exabytes.
qemu-img create -f qcow2 -o size=foobar TEST_DIR/t.qcow2
qemu-img: Parameter 'size' expects a size
diff --git a/util/cutils.c b/util/cutils.c
index a165819..8f28896 100644
--- a/util/cutils.c
+++ b/util/cutils.c
@@ -267,6 +267,10 @@ static int64_t suffix_mul(char suffix, int64_t unit)
return unit * unit * unit;
case STRTOSZ_DEFSUFFIX_TB:
return unit * unit * unit * unit;
+ case STRTOSZ_DEFSUFFIX_PB:
+ return unit * unit * unit * unit * unit;
+ case STRTOSZ_DEFSUFFIX_EB:
+ return unit * unit * unit * unit * unit * unit;
}
return -1;
}
--
1.8.3.1