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authorJeremy Allison <jra@samba.org>2004-06-24 19:48:52 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 10:52:02 -0500
commit34f985c971fa6b66db80793f00c0b16d16294d02 (patch)
tree667ee2420922659fad4dba1849b0bff389c015b2 /source3
parentcf1c4ae9a63b2cc76d40dd5db721520743a26153 (diff)
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r1243: Fix so this compiles with Heimdal (in Heimdal krb5_kt_cursor is a struct not a pointer).
Jeremy. (This used to be commit 940f893d485a01e73afe714a70d724c2d41c7ad4)
Diffstat (limited to 'source3')
-rw-r--r--source3/libads/kerberos_keytab.c50
1 files changed, 34 insertions, 16 deletions
diff --git a/source3/libads/kerberos_keytab.c b/source3/libads/kerberos_keytab.c
index f312d8b8ef..95152016b8 100644
--- a/source3/libads/kerberos_keytab.c
+++ b/source3/libads/kerberos_keytab.c
@@ -38,7 +38,7 @@ int ads_keytab_add_entry(ADS_STRUCT *ads, const char *srvPrinc)
krb5_error_code ret = 0;
krb5_context context = NULL;
krb5_keytab keytab = NULL;
- krb5_kt_cursor cursor = NULL;
+ krb5_kt_cursor cursor;
krb5_keytab_entry kt_entry;
krb5_principal princ = NULL;
krb5_data password;
@@ -57,6 +57,8 @@ int ads_keytab_add_entry(ADS_STRUCT *ads, const char *srvPrinc)
char *ktprinc = NULL;
ZERO_STRUCT(kt_entry);
+ ZERO_STRUCT(cursor);
+
initialize_krb5_error_table();
ret = krb5_init_context(&context);
if (ret) {
@@ -148,7 +150,7 @@ int ads_keytab_add_entry(ADS_STRUCT *ads, const char *srvPrinc)
DEBUG(3,("ads_keytab_add_entry: Found old entry for principal: %s (kvno %d) - trying to remove it.\n",
princ_s, kt_entry.vno));
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
- cursor = NULL;
+ ZERO_STRUCT(cursor);
if (ret) {
DEBUG(1,("ads_keytab_add_entry: krb5_kt_end_seq_get() failed (%s)\n",
error_message(ret)));
@@ -186,7 +188,7 @@ int ads_keytab_add_entry(ADS_STRUCT *ads, const char *srvPrinc)
}
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
- cursor = NULL;
+ ZERO_STRUCT(cursor);
if (ret) {
DEBUG(1,("ads_keytab_add_entry: krb5_kt_end_seq_get failed (%s)\n",error_message(ret)));
goto out;
@@ -195,7 +197,7 @@ int ads_keytab_add_entry(ADS_STRUCT *ads, const char *srvPrinc)
/* Ensure we don't double free. */
ZERO_STRUCT(kt_entry);
- cursor = NULL;
+ ZERO_STRUCT(cursor);
/* If we get here, we have deleted all the old entries with kvno's not equal to the current kvno-1. */
@@ -265,8 +267,13 @@ out:
if (enctypes) {
free_kerberos_etypes(context, enctypes);
}
- if (cursor && keytab) {
- krb5_kt_end_seq_get(context, keytab, &cursor);
+
+ {
+ krb5_kt_cursor zero_csr;
+ ZERO_STRUCT(zero_csr);
+ if ((memcmp(&cursor, &zero_csr, sizeof(krb5_kt_cursor)) != 0) && keytab) {
+ krb5_kt_end_seq_get(context, keytab, &cursor);
+ }
}
if (keytab) {
krb5_kt_close(context, keytab);
@@ -286,12 +293,14 @@ int ads_keytab_flush(ADS_STRUCT *ads)
krb5_error_code ret = 0;
krb5_context context = NULL;
krb5_keytab keytab = NULL;
- krb5_kt_cursor cursor = NULL;
+ krb5_kt_cursor cursor;
krb5_keytab_entry kt_entry;
krb5_kvno kvno;
char keytab_name[MAX_KEYTAB_NAME_LEN];
ZERO_STRUCT(kt_entry);
+ ZERO_STRUCT(cursor);
+
initialize_krb5_error_table();
ret = krb5_init_context(&context);
if (ret) {
@@ -331,7 +340,7 @@ int ads_keytab_flush(ADS_STRUCT *ads)
if (ret != KRB5_KT_END && ret != ENOENT) {
while (!krb5_kt_next_entry(context, keytab, &kt_entry, &cursor)) {
ret = krb5_kt_end_seq_get(context, keytab, &cursor);
- cursor = NULL;
+ ZERO_STRUCT(cursor);
if (ret) {
DEBUG(1,("ads_keytab_flush: krb5_kt_end_seq_get() failed (%s)\n",error_message(ret)));
goto out;
@@ -357,7 +366,7 @@ int ads_keytab_flush(ADS_STRUCT *ads)
/* Ensure we don't double free. */
ZERO_STRUCT(kt_entry);
- cursor = NULL;
+ ZERO_STRUCT(cursor);
if (!ADS_ERR_OK(ads_clear_service_principal_names(ads, global_myname()))) {
DEBUG(1,("ads_keytab_flush: Error while clearing service principal listings in LDAP.\n"));
@@ -373,8 +382,12 @@ out:
smb_krb5_kt_free_entry(context, &kt_entry);
}
}
- if (cursor && keytab) {
- krb5_kt_end_seq_get(context, keytab, &cursor);
+ {
+ krb5_kt_cursor zero_csr;
+ ZERO_STRUCT(zero_csr);
+ if ((memcmp(&cursor, &zero_csr, sizeof(krb5_kt_cursor)) != 0) && keytab) {
+ krb5_kt_end_seq_get(context, keytab, &cursor);
+ }
}
if (keytab) {
krb5_kt_close(context, keytab);
@@ -394,7 +407,7 @@ int ads_keytab_create_default(ADS_STRUCT *ads)
krb5_error_code ret = 0;
krb5_context context = NULL;
krb5_keytab keytab = NULL;
- krb5_kt_cursor cursor = NULL;
+ krb5_kt_cursor cursor;
krb5_keytab_entry kt_entry;
krb5_kvno kvno;
int i, found = 0;
@@ -421,6 +434,7 @@ int ads_keytab_create_default(ADS_STRUCT *ads)
/* Now loop through the keytab and update any other existing entries... */
ZERO_STRUCT(kt_entry);
+ ZERO_STRUCT(cursor);
initialize_krb5_error_table();
ret = krb5_init_context(&context);
@@ -443,7 +457,7 @@ int ads_keytab_create_default(ADS_STRUCT *ads)
}
}
krb5_kt_end_seq_get(context, keytab, &cursor);
- cursor = NULL;
+ ZERO_STRUCT(cursor);
/*
* Hmmm. There is no "rewind" function for the keytab. This means we have a race condition
@@ -508,7 +522,7 @@ int ads_keytab_create_default(ADS_STRUCT *ads)
}
krb5_kt_end_seq_get(context, keytab, &cursor);
}
- cursor = NULL;
+ ZERO_STRUCT(cursor);
done:
@@ -521,8 +535,12 @@ done:
smb_krb5_kt_free_entry(context, &kt_entry);
}
}
- if (cursor && keytab) {
- krb5_kt_end_seq_get(context, keytab, &cursor);
+ {
+ krb5_kt_cursor zero_csr;
+ ZERO_STRUCT(zero_csr);
+ if ((memcmp(&cursor, &zero_csr, sizeof(krb5_kt_cursor)) != 0) && keytab) {
+ krb5_kt_end_seq_get(context, keytab, &cursor);
+ }
}
if (keytab) {
krb5_kt_close(context, keytab);