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windows-pioctl-parse-path-20071018

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cm_ParseIoctlPath() moves the ioctlp->inDatap past the ioctl path
to the next data value if there is one.  Make sure we move the pointer
before we alter the contents of the buffer.  Otherwise, the caller
uses the wrong string for its next data blob.
This commit is contained in:
Jeffrey Altman 2007-10-19 05:25:39 +00:00
parent 53baa78733
commit 05ee11d315
1 changed files with 8 additions and 8 deletions
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16
src/WINNT/afsd/cm_ioctl.c
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@ -201,10 +201,14 @@ long cm_ParseIoctlPath(smb_ioctl_t *ioctlp, cm_user_t *userp, cm_req_t *reqp,
cm_scache_t *substRootp = NULL;
cm_scache_t *iscp = NULL;
#endif
char * relativePath = ioctlp->inDatap;
char * relativePath;
char * lastComponent = NULL;
afs_uint32 follow = 0;
relativePath = ioctlp->inDatap;
/* setup the next data value for the caller to use */
ioctlp->inDatap += (long)strlen(ioctlp->inDatap) + 1;;
osi_Log1(afsd_logp, "cm_ParseIoctlPath %s", osi_LogSaveString(afsd_logp,relativePath));
/* This is usually the file name, but for StatMountPoint it is the path. */
@ -216,6 +220,9 @@ long cm_ParseIoctlPath(smb_ioctl_t *ioctlp, cm_user_t *userp, cm_req_t *reqp,
*/
TranslateExtendedChars(relativePath);
/* This is usually nothing, but for StatMountPoint it is the file name. */
TranslateExtendedChars(ioctlp->inDatap);
#ifdef AFSIFS
/* we have passed the whole path, including the afs prefix.
when the pioctl call is made, we perform an ioctl to afsrdr
@ -370,13 +377,6 @@ long cm_ParseIoctlPath(smb_ioctl_t *ioctlp, cm_user_t *userp, cm_req_t *reqp,
}
#endif /* AFSIFS */
/* # of bytes of path */
code = (long)strlen(ioctlp->inDatap) + 1;
ioctlp->inDatap += code;
/* This is usually nothing, but for StatMountPoint it is the file name. */
TranslateExtendedChars(ioctlp->inDatap);
if (substRootp)
cm_ReleaseSCache(substRootp);