8:33 a.m.
This will be used for the caller that needs to specify a separator.
Currently identical to virBitmapParse.
---
src/libvirt_private.syms | 1 +
src/util/virbitmap.c | 41 ++++++++++++++++++++++++++++++++++++-----
src/util/virbitmap.h | 5 +++++
src/xen/xend_internal.c | 2 +-
tests/virbitmaptest.c | 2 +-
5 files changed, 44 insertions(+), 7 deletions(-)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index af30476..a88a3d1 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1206,6 +1206,7 @@ virBitmapNextClearBit;
virBitmapNextSetBit;
virBitmapOverlaps;
virBitmapParse;
+virBitmapParseSeparator;
virBitmapSetAll;
virBitmapSetBit;
virBitmapSetBitExpand;
diff --git a/src/util/virbitmap.c b/src/util/virbitmap.c
index 7e9f3fd..139e3ba 100644
--- a/src/util/virbitmap.c
+++ b/src/util/virbitmap.c
@@ -400,7 +400,7 @@ char *virBitmapFormat(virBitmapPtr bitmap)
}
/**
- * virBitmapParse:
+ * virBitmapParseSeparator:
* @str: points to a string representing a human-readable bitmap
* @terminator: character separating the bitmap to parse
* @bitmap: a bitmap created from @str
@@ -422,10 +422,10 @@ char *virBitmapFormat(virBitmapPtr bitmap)
* Returns 0 on success, or -1 in case of error.
*/
int
-virBitmapParse(const char *str,
- char terminator,
- virBitmapPtr *bitmap,
- size_t bitmapSize)
+virBitmapParseSeparator(const char *str,
+ char terminator,
+ virBitmapPtr *bitmap,
+ size_t bitmapSize)
{
bool neg = false;
const char *cur = str;
@@ -520,6 +520,37 @@ virBitmapParse(const char *str,
}
/**
+ * virBitmapParse:
+ * @str: points to a string representing a human-readable bitmap
+ * @terminator: character separating the bitmap to parse
+ * @bitmap: a bitmap created from @str
+ * @bitmapSize: the upper limit of num of bits in created bitmap
+ *
+ * This function is the counterpart of virBitmapFormat. This function creates
+ * a bitmap, in which bits are set according to the content of @str.
+ *
+ * @str is a comma separated string of fields N, which means a number of bit
+ * to set, and ^N, which means to unset the bit, and N-M for ranges of bits
+ * to set.
+ *
+ * To allow parsing of bitmaps within larger strings it is possible to set
+ * a termination character in the argument @terminator. When the character
+ * in @terminator is encountered in @str, the parsing of the bitmap stops.
+ * Pass 0 as @terminator if it is not needed. Whitespace characters may not
+ * be used as terminators.
+ *
+ * Returns 0 on success, or -1 in case of error.
+ */
+int
+virBitmapParse(const char *str,
+ char terminator,
+ virBitmapPtr *bitmap,
+ size_t bitmapSize)
+{
+ return virBitmapParseSeparator(str, terminator, bitmap, bitmapSize);
+}
+
+/**
* virBitmapNewCopy:
* @src: the source bitmap.
*
diff --git a/src/util/virbitmap.h b/src/util/virbitmap.h
index 79f53dd..79922ea 100644
--- a/src/util/virbitmap.h
+++ b/src/util/virbitmap.h
@@ -90,6 +90,11 @@ int virBitmapParse(const char *str,
virBitmapPtr *bitmap,
size_t bitmapSize)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(3);
+int
+virBitmapParseSeparator(const char *str,
+ char terminator,
+ virBitmapPtr *bitmap,
+ size_t bitmapSize);
virBitmapPtr virBitmapNewCopy(virBitmapPtr src) ATTRIBUTE_NONNULL(1);
diff --git a/src/xen/xend_internal.c b/src/xen/xend_internal.c
index 21ccff9..605c3cd 100644
--- a/src/xen/xend_internal.c
+++ b/src/xen/xend_internal.c
@@ -1049,7 +1049,7 @@ sexpr_to_xend_topology(const struct sexpr *root, virCapsPtr caps)
if (!(cpuset = virBitmapNew(numCpus)))
goto error;
} else {
- if (virBitmapParse(cur, 'n', &cpuset, numCpus) < 0)
+ if (virBitmapParseSeparator(cur, 'n', &cpuset, numCpus) < 0)
goto error;
nb_cpus = virBitmapCountBits(cpuset);
diff --git a/tests/virbitmaptest.c b/tests/virbitmaptest.c
index 00369af..5fa13c2 100644
--- a/tests/virbitmaptest.c
+++ b/tests/virbitmaptest.c
@@ -526,7 +526,7 @@ test10(const void *opaque ATTRIBUTE_UNUSED)
int ret = -1;
virBitmapPtr b1 = NULL, b2 = NULL, b3 = NULL, b4 = NULL;
- if (virBitmapParse("0-3,5-8,11-15", 0, &b1, 20) < 0 ||
+ if (virBitmapParseSeparator("0-3,5-8,11-15f16", 'f', &b1, 20)
< 0 ||
virBitmapParse("4,9,10,16-19", 0, &b2, 20) < 0 ||
virBitmapParse("15", 0, &b3, 20) < 0 ||
virBitmapParse("0,^0", 0, &b4, 20) < 0)
--
2.7.3