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Fix broken PSID problem on cygheap in account handling

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* pwdgrp.h: Add comment to explain below change.
        (struct pg_pwd): Convert sid member to BYTE array.
        (struct pg_grp): Ditto.
        * grp.cc (pwdgrp::parse_group): Accommodate above change.
        * passwd.cc (pwdgrp::parse_passwd): Ditto.

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2015-04-17 11:56:15 +02:00
parent 023be4aedb
commit 83b3f891c4
4 changed files with 20 additions and 4 deletions
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8
winsup/cygwin/pwdgrp.h
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@@ -38,17 +38,21 @@ void *setgrent_filtered (int enums, PCWSTR enum_tdoms);
void *getgrent_filtered (void *gr);
void endgrent_filtered (void *gr);
/* NOTE: The below sid members were cygsid's originally. Don't do that.
cygsid's are pointer based. When adding new entries to the passwd or
group caches, a crealloc call potenitally moves the entries and then
the cygsid pointers point into neverneverland. */
struct pg_pwd
{
struct passwd p;
cygsid sid;
BYTE sid[SECURITY_MAX_SID_SIZE];
size_t len;
};
struct pg_grp
{
struct group g;
cygsid sid;
BYTE sid[SECURITY_MAX_SID_SIZE];
size_t len;
};