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Mon Feb 26 15:33:08 IST 2007 Mark McLoughlin <markmc@redhat.com>

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* qemud/conf.c, qemud/uuid.[ch]: move qemudParseUUID()
        into uuid.c
This commit is contained in:
Mark McLoughlin 2007-02-26 15:34:24 +00:00
parent bce1d26ef3
commit 35f911c815
4 changed files with 56 additions and 48 deletions
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5
ChangeLog
View File

@ -1,3 +1,8 @@
Mon Feb 26 15:33:08 IST 2007 Mark McLoughlin <markmc@redhat.com>
* qemud/conf.c, qemud/uuid.[ch]: move qemudParseUUID()
into uuid.c
Mon Feb 26 15:31:23 IST 2007 Mark McLoughlin <markmc@redhat.com>
* qemud/uuid.[ch]: add uuid generation code

48
qemud/conf.c
View File

@ -47,54 +47,6 @@
#include "iptables.h"
#include "uuid.h"
static int qemudParseUUID(const char *uuid,
unsigned char *rawuuid) {
const char *cur;
int i;
/*
* do a liberal scan allowing '-' and ' ' anywhere between character
* pairs as long as there is 32 of them in the end.
*/
cur = uuid;
for (i = 0;i < 16;) {
rawuuid[i] = 0;
if (*cur == 0)
goto error;
if ((*cur == '-') || (*cur == ' ')) {
cur++;
continue;
}
if ((*cur >= '0') && (*cur <= '9'))
rawuuid[i] = *cur - '0';
else if ((*cur >= 'a') && (*cur <= 'f'))
rawuuid[i] = *cur - 'a' + 10;
else if ((*cur >= 'A') && (*cur <= 'F'))
rawuuid[i] = *cur - 'A' + 10;
else
goto error;
rawuuid[i] *= 16;
cur++;
if (*cur == 0)
goto error;
if ((*cur >= '0') && (*cur <= '9'))
rawuuid[i] += *cur - '0';
else if ((*cur >= 'a') && (*cur <= 'f'))
rawuuid[i] += *cur - 'a' + 10;
else if ((*cur >= 'A') && (*cur <= 'F'))
rawuuid[i] += *cur - 'A' + 10;
else
goto error;
i++;
cur++;
}
return 0;
error:
return -1;
}
/* Free all memory associated with a struct qemud_vm object */
void qemudFreeVMDef(struct qemud_vm_def *def) {
struct qemud_vm_disk_def *disk = def->disks;

48
qemud/uuid.c
View File

@ -89,6 +89,54 @@ qemudGenerateUUID(unsigned char *uuid)
return qemudGeneratePseudoRandomBytes(uuid, QEMUD_UUID_RAW_LEN);
}
int
qemudParseUUID(const char *uuid, unsigned char *rawuuid) {
const char *cur;
int i;
/*
* do a liberal scan allowing '-' and ' ' anywhere between character
* pairs as long as there is 32 of them in the end.
*/
cur = uuid;
for (i = 0;i < 16;) {
rawuuid[i] = 0;
if (*cur == 0)
goto error;
if ((*cur == '-') || (*cur == ' ')) {
cur++;
continue;
}
if ((*cur >= '0') && (*cur <= '9'))
rawuuid[i] = *cur - '0';
else if ((*cur >= 'a') && (*cur <= 'f'))
rawuuid[i] = *cur - 'a' + 10;
else if ((*cur >= 'A') && (*cur <= 'F'))
rawuuid[i] = *cur - 'A' + 10;
else
goto error;
rawuuid[i] *= 16;
cur++;
if (*cur == 0)
goto error;
if ((*cur >= '0') && (*cur <= '9'))
rawuuid[i] += *cur - '0';
else if ((*cur >= 'a') && (*cur <= 'f'))
rawuuid[i] += *cur - 'a' + 10;
else if ((*cur >= 'A') && (*cur <= 'F'))
rawuuid[i] += *cur - 'A' + 10;
else
goto error;
i++;
cur++;
}
return 0;
error:
return -1;
}
/*
* Local variables:
* indent-tabs-mode: nil

3
qemud/uuid.h
View File

@ -24,4 +24,7 @@
int qemudGenerateUUID(unsigned char *uuid);
int qemudParseUUID (const char *uuid,
unsigned char *rawuuid);
#endif /* __QEMUD_UUID_H__ */