util: virParseVersionString: move to virstring.c

Signed-off-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Laine Stump <laine@redhat.com>
This commit is contained in:
Ján Tomko 2020-02-24 00:44:01 +01:00
parent bc8a1071ee
commit f40179b9fb
5 changed files with 52 additions and 50 deletions

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@ -3303,6 +3303,7 @@ virStorageFileParseBackingStoreStr;
# util/virstring.h
virParseVersionString;
virSkipSpaces;
virSkipSpacesAndBackslash;
virSkipSpacesBackwards;
@ -3549,7 +3550,6 @@ virMemoryLimitIsSet;
virMemoryLimitTruncate;
virMemoryMaxValue;
virParseOwnershipIds;
virParseVersionString;
virPipe;
virPipeNonBlock;
virPipeQuiet;

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@ -1019,3 +1019,50 @@ int virStringParseYesNo(const char *str, bool *result)
return 0;
}
/**
* virParseVersionString:
* @str: const char pointer to the version string
* @version: unsigned long pointer to output the version number
* @allowMissing: true to treat 3 like 3.0.0, false to error out on
* missing minor or micro
*
* Parse an unsigned version number from a version string. Expecting
* 'major.minor.micro' format, ignoring an optional suffix.
*
* The major, minor and micro numbers are encoded into a single version number:
*
* 1000000 * major + 1000 * minor + micro
*
* Returns the 0 for success, -1 for error.
*/
int
virParseVersionString(const char *str, unsigned long *version,
bool allowMissing)
{
unsigned int major, minor = 0, micro = 0;
char *tmp;
if (virStrToLong_ui(str, &tmp, 10, &major) < 0)
return -1;
if (!allowMissing && *tmp != '.')
return -1;
if ((*tmp == '.') && virStrToLong_ui(tmp + 1, &tmp, 10, &minor) < 0)
return -1;
if (!allowMissing && *tmp != '.')
return -1;
if ((*tmp == '.') && virStrToLong_ui(tmp + 1, &tmp, 10, &micro) < 0)
return -1;
if (major > UINT_MAX / 1000000 || minor > 999 || micro > 999)
return -1;
*version = 1000000 * major + 1000 * minor + micro;
return 0;
}

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@ -135,3 +135,7 @@ int virStringParsePort(const char *str,
int virStringParseYesNo(const char *str,
bool *result)
G_GNUC_WARN_UNUSED_RESULT;
int virParseVersionString(const char *str,
unsigned long *version,
bool allowMissing);

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@ -231,52 +231,6 @@ virScaleInteger(unsigned long long *value, const char *suffix,
}
/**
* virParseVersionString:
* @str: const char pointer to the version string
* @version: unsigned long pointer to output the version number
* @allowMissing: true to treat 3 like 3.0.0, false to error out on
* missing minor or micro
*
* Parse an unsigned version number from a version string. Expecting
* 'major.minor.micro' format, ignoring an optional suffix.
*
* The major, minor and micro numbers are encoded into a single version number:
*
* 1000000 * major + 1000 * minor + micro
*
* Returns the 0 for success, -1 for error.
*/
int
virParseVersionString(const char *str, unsigned long *version,
bool allowMissing)
{
unsigned int major, minor = 0, micro = 0;
char *tmp;
if (virStrToLong_ui(str, &tmp, 10, &major) < 0)
return -1;
if (!allowMissing && *tmp != '.')
return -1;
if ((*tmp == '.') && virStrToLong_ui(tmp + 1, &tmp, 10, &minor) < 0)
return -1;
if (!allowMissing && *tmp != '.')
return -1;
if ((*tmp == '.') && virStrToLong_ui(tmp + 1, &tmp, 10, &micro) < 0)
return -1;
if (major > UINT_MAX / 1000000 || minor > 999 || micro > 999)
return -1;
*version = 1000000 * major + 1000 * minor + micro;
return 0;
}
/**
* Format @val as a base-10 decimal number, in the
* buffer @buf of size @buflen. To allocate a suitable

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@ -44,9 +44,6 @@ int virScaleInteger(unsigned long long *value, const char *suffix,
unsigned long long scale, unsigned long long limit)
ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
int virParseVersionString(const char *str, unsigned long *version,
bool allowMissing);
char *virFormatIntDecimal(char *buf, size_t buflen, int val)
ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;