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openvz: Use strtok_r instead of sscanf for VPS UUID parsing

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Also free 2k stack space.
This commit is contained in:
Matthias Bolte 2010-03-30 16:34:43 +02:00
parent 00e00510c5
commit 1778da7185
1 changed files with 7 additions and 4 deletions
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11
src/openvz/openvz_conf.c
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@ -835,8 +835,9 @@ openvzGetVPSUUID(int vpsid, char *uuidstr, size_t len)
{
char conf_file[PATH_MAX];
char line[1024];
char uuidbuf[1024];
char iden[1024];
char *saveptr;
char *uuidbuf;
char *iden;
int fd, ret;
int retval = 0;
@ -859,8 +860,10 @@ openvzGetVPSUUID(int vpsid, char *uuidstr, size_t len)
break;
}
sscanf(line, "%s %s\n", iden, uuidbuf);
if(STREQ(iden, "#UUID:")) {
iden = strtok_r(line, " ", &saveptr);
uuidbuf = strtok_r(NULL, "\n", &saveptr);
if (iden != NULL && uuidbuf != NULL && STREQ(iden, "#UUID:")) {
if (virStrcpy(uuidstr, uuidbuf, len) == NULL)
retval = -1;
break;