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move-around. clean-up, rename, make consistent (and some other weird

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stuff).  based on patches from Love <lha@stacken.kth.se>


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@6844 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-08-19 20:29:04 +00:00
parent 12ffc04de2
commit d956c8856b
1 changed files with 249 additions and 145 deletions
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394
kadmin/util.c
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@@ -41,32 +41,122 @@
RCSID("$Id$");
/*
* util.c - functions for parsing, unparsing, and editing different
* types of data used in kadmin.
*/
/*
* attributes
*/
struct units kdb_attrs[] = {
{ "new-princ", KRB5_KDB_NEW_PRINC },
{ "support-desmd5", KRB5_KDB_SUPPORT_DESMD5 },
{ "pwchange-service", KRB5_KDB_PWCHANGE_SERVICE },
{ "disallow-svr", KRB5_KDB_DISALLOW_SVR },
{ "requires-pw-change", KRB5_KDB_REQUIRES_PWCHANGE },
{ "requires-hw-auth", KRB5_KDB_REQUIRES_HW_AUTH },
{ "requires-pre-auth", KRB5_KDB_REQUIRES_PRE_AUTH },
{ "disallow-all-tix", KRB5_KDB_DISALLOW_ALL_TIX },
{ "disallow-dup-skey", KRB5_KDB_DISALLOW_DUP_SKEY },
{ "disallow-proxiable", KRB5_KDB_DISALLOW_PROXIABLE },
{ "disallow-renewable", KRB5_KDB_DISALLOW_RENEWABLE },
{ "disallow-tgt-based", KRB5_KDB_DISALLOW_TGT_BASED },
{ "disallow-forwardable", KRB5_KDB_DISALLOW_FORWARDABLE },
{ "disallow-postdated", KRB5_KDB_DISALLOW_POSTDATED },
{ "new-princ", KRB5_KDB_NEW_PRINC },
{ "support-desmd5", KRB5_KDB_SUPPORT_DESMD5 },
{ "pwchange-service", KRB5_KDB_PWCHANGE_SERVICE },
{ "disallow-svr", KRB5_KDB_DISALLOW_SVR },
{ "requires-pw-change", KRB5_KDB_REQUIRES_PWCHANGE },
{ "requires-hw-auth", KRB5_KDB_REQUIRES_HW_AUTH },
{ "requires-pre-auth", KRB5_KDB_REQUIRES_PRE_AUTH },
{ "disallow-all-tix", KRB5_KDB_DISALLOW_ALL_TIX },
{ "disallow-dup-skey", KRB5_KDB_DISALLOW_DUP_SKEY },
{ "disallow-proxiable", KRB5_KDB_DISALLOW_PROXIABLE },
{ "disallow-renewable", KRB5_KDB_DISALLOW_RENEWABLE },
{ "disallow-tgt-based", KRB5_KDB_DISALLOW_TGT_BASED },
{ "disallow-forwardable", KRB5_KDB_DISALLOW_FORWARDABLE },
{ "disallow-postdated", KRB5_KDB_DISALLOW_POSTDATED },
{ NULL }
};
/*
* Convert the time `t' to a string representation in `str' (of max
* size `len'). If include_time also include time, otherwise just
* date.
* convert the attributes in `attributes' into a printable string
* in `str, len'
*/
void
timeval2str(time_t t, char *str, size_t len, int include_time)
attributes2str(krb5_flags attributes, char *str, size_t len)
{
unparse_flags (attributes, kdb_attrs, str, len);
}
/*
* convert the string in `str' into attributes in `flags'
* return 0 if parsed ok, else -1.
*/
int
str2attributes(const char *str, krb5_flags *flags)
{
int res;
res = parse_flags (str, kdb_attrs, *flags);
if (res < 0)
return res;
else {
*flags = res;
return 0;
}
}
/*
* try to parse the string `resp' into attributes in `attr', also
* setting the `bit' in `mask' if attributes are given and valid.
*/
int
parse_attributes (const char *resp, krb5_flags *attr, int *mask, int bit)
{
krb5_flags tmp = *attr;
if (resp[0] == '\0')
return 0;
else if (str2attributes(resp, &tmp) == 0) {
*attr = tmp;
if (mask)
*mask |= bit;
return 0;
} else if(*resp == '?') {
print_flags_table (kdb_attrs, stderr);
} else {
fprintf (stderr, "Unable to parse '%s'\n", resp);
}
return -1;
}
/*
* allow the user to edit the attributes in `attr', prompting with `prompt'
*/
int
edit_attributes (const char *prompt, krb5_flags *attr, int *mask, int bit)
{
char buf[1024], resp[1024];
if (mask && (*mask & bit))
return 0;
attributes2str(*attr, buf, sizeof(buf));
for (;;) {
get_response("Attributes", buf, resp, sizeof(resp));
if (parse_attributes (resp, attr, mask, bit) == 0)
break;
}
return 0;
}
/*
* time_t
* the special value 0 means ``never''
*/
/*
* Convert the time `t' to a string representation in `str' (of max
* size `len'). If include_time also include time, otherwise just
* date.
*/
void
time_t2str(time_t t, char *str, size_t len, int include_time)
{
if(t) {
if(include_time)
@@ -79,11 +169,11 @@ timeval2str(time_t t, char *str, size_t len, int include_time)
/*
* Convert the time representation in `str' to a time in `time'.
* Return 0 if succesful, else 1.
* Return 0 if succesful, else -1.
*/
int
str2timeval (const char *str, time_t *time)
str2time_t (const char *str, time_t *time)
{
const char *p;
struct tm tm;
@@ -98,7 +188,7 @@ str2timeval (const char *str, time_t *time)
p = strptime (str, "%Y-%m-%d", &tm);
if (p == NULL)
return 1;
return -1;
/* Do it on the end of the day */
tm.tm_hour = 23;
@@ -111,6 +201,59 @@ str2timeval (const char *str, time_t *time)
return 0;
}
/*
* try to parse the time in `resp' storing it in `value'
*/
int
parse_timet (const char *resp, krb5_timestamp *value, int *mask, int bit)
{
time_t tmp;
if (str2time_t(resp, &tmp) == 0) {
*value = tmp;
if(mask)
*mask |= bit;
return 0;
} else if(*resp == '?') {
printf ("Print date on format YYYY-mm-dd [hh:mm:ss]\n");
} else {
fprintf (stderr, "Unable to parse time '%s'\n", resp);
}
return -1;
}
/*
* allow the user to edit the time in `value'
*/
int
edit_timet (const char *prompt, krb5_timestamp *value, int *mask, int bit)
{
char buf[1024], resp[1024];
if (mask && (*mask & bit))
return 0;
time_t2str (*value, buf, sizeof (buf), 0);
for (;;) {
get_response(prompt, buf, resp, sizeof(resp));
if (parse_timet (resp, value, mask, bit))
break;
}
return 0;
}
/*
* deltat
* the special value 0 means ``unlimited''
*/
/*
* convert the delta_t value in `t' into a printable form in `str, len'
*/
void
deltat2str(unsigned t, char *str, size_t len)
{
@@ -120,6 +263,11 @@ deltat2str(unsigned t, char *str, size_t len)
snprintf(str, len, "unlimited");
}
/*
* parse the delta value in `str', storing result in `*delta'
* return 0 if ok, else -1
*/
int
str2deltat(const char *str, unsigned *delta)
{
@@ -138,130 +286,53 @@ str2deltat(const char *str, unsigned *delta)
}
}
void
attr2str(krb5_flags attributes, char *str, size_t len)
{
unparse_flags (attributes, kdb_attrs, str, len);
}
/*
* try to parse the string in `resp' into a deltad in `value'
* `mask' will get the bit `bit' set if a value was given.
*/
int
str2attr(const char *str, krb5_flags *flags)
parse_deltat (const char *resp, krb5_deltat *value, int *mask, int bit)
{
int res;
unsigned tmp;
res = parse_flags (str, kdb_attrs, *flags);
if (res < 0)
return res;
else {
*flags = res;
if (str2deltat(resp, &tmp) == 0) {
*value = tmp;
if (mask)
*mask |= bit;
return 0;
} else if(*resp == '?') {
print_time_table (stderr);
} else {
fprintf (stderr, "Unable to parse time '%s'\n", resp);
}
return -1;
}
void
get_response(const char *prompt, const char *def, char *buf, size_t len)
{
char *p;
/*
* allow the user to edit the deltat in `value'
*/
printf("%s [%s]:", prompt, def);
if(fgets(buf, len, stdin) == NULL)
*buf = '\0';
p = strchr(buf, '\n');
if(p)
*p = '\0';
if(strcmp(buf, "") == 0)
strncpy(buf, def, len);
buf[len-1] = 0;
}
int
get_deltat(const char *prompt, const char *def, unsigned *delta)
{
char buf[128];
get_response(prompt, def, buf, sizeof(buf));
return str2deltat(buf, delta);
}
static int
int
edit_deltat (const char *prompt, krb5_deltat *value, int *mask, int bit)
{
char buf[1024], resp[1024];
if (*mask & bit)
if (mask && (*mask & bit))
return 0;
deltat2str(*value, buf, sizeof(buf));
for (;;) {
unsigned tmp;
get_response(prompt, buf, resp, sizeof(resp));
if (str2deltat(resp, &tmp) == 0) {
*value = tmp;
*mask |= bit;
if (parse_deltat (resp, value, mask, bit) == 0)
break;
} else if(*resp == '?') {
print_time_table (stderr);
} else {
fprintf (stderr, "Unable to parse time '%s'\n", resp);
}
}
return 0;
}
static int
edit_time (const char *prompt, krb5_timestamp *value, int *mask, int bit)
{
char buf[1024], resp[1024];
if (*mask & bit)
return 0;
timeval2str (*value, buf, sizeof (buf), 0);
for (;;) {
time_t tmp;
get_response(prompt, buf, resp, sizeof(resp));
if (str2timeval(resp, &tmp) == 0) {
*value = tmp;
*mask |= bit;
break;
} else if(*resp == '?') {
printf ("Print date on format YYYY-mm-dd [hh:mm:ss]\n");
} else {
fprintf (stderr, "Unable to parse time '%s'\n", resp);
}
}
return 0;
}
static int
edit_attributes (const char *prompt, krb5_flags *attr, int *mask, int bit)
{
char buf[1024], resp[1024];
if (*mask & bit)
return 0;
attr2str(*attr, buf, sizeof(buf));
for (;;) {
krb5_flags tmp = *attr;
get_response("Attributes", buf, resp, sizeof(resp));
if (resp[0] == '\0')
break;
else if (str2attr(resp, &tmp) == 0) {
*attr = tmp;
*mask |= bit;
break;
} else if(*resp == '?') {
print_flags_table (kdb_attrs, stderr);
} else {
fprintf (stderr, "Unable to parse '%s'\n", resp);
}
}
return 0;
}
/*
* allow the user to edit `ent'
*/
int
edit_entry(kadm5_principal_ent_t ent, int *mask,
@@ -279,12 +350,12 @@ edit_entry(kadm5_principal_ent_t ent, int *mask,
if (default_ent && (default_mask & KADM5_PRINC_EXPIRE_TIME))
ent->princ_expire_time = default_ent->princ_expire_time;
edit_time ("Principal expiration time", &ent->princ_expire_time, mask,
edit_timet ("Principal expiration time", &ent->princ_expire_time, mask,
KADM5_PRINC_EXPIRE_TIME);
if (default_ent && (default_mask & KADM5_PW_EXPIRATION))
ent->pw_expiration = default_ent->pw_expiration;
edit_time ("Password expiration time", &ent->pw_expiration, mask,
edit_timet ("Password expiration time", &ent->pw_expiration, mask,
KADM5_PW_EXPIRATION);
if (default_ent && (default_mask & KADM5_ATTRIBUTES))
@@ -306,51 +377,64 @@ set_entry(krb5_context context,
int *mask,
const char *max_ticket_life,
const char *max_renewable_life,
const char *expiration,
const char *pw_expiration,
const char *attributes)
{
unsigned tmp;
if (max_ticket_life != NULL) {
if (str2deltat (max_ticket_life, &tmp) != 0) {
krb5_warnx (context, "unable to parse `%s'",
max_ticket_life);
if (parse_deltat (max_ticket_life, &ent->max_life,
mask, KADM5_MAX_LIFE)) {
krb5_warnx (context, "unable to parse `%s'", max_ticket_life);
return 1;
}
ent->max_life = tmp;
*mask |= KADM5_MAX_LIFE;
}
if (max_renewable_life != NULL) {
if (str2deltat (max_renewable_life, &tmp) != 0) {
krb5_warnx (context, "unable to parse `%s'",
max_renewable_life);
if (parse_deltat (max_renewable_life, &ent->max_renewable_life,
mask, KADM5_MAX_RLIFE)) {
krb5_warnx (context, "unable to parse `%s'", max_renewable_life);
return 1;
}
}
if (expiration) {
if (parse_timet (expiration, &ent->princ_expire_time,
mask, KADM5_PRINC_EXPIRE_TIME)) {
krb5_warnx (context, "unable to parse `%s'", expiration);
return 1;
}
}
if (pw_expiration) {
if (parse_timet (pw_expiration, &ent->pw_expiration,
mask, KADM5_PW_EXPIRATION)) {
krb5_warnx (context, "unable to parse `%s'", pw_expiration);
return 1;
}
ent->max_renewable_life = tmp;
*mask |= KADM5_MAX_RLIFE;
}
if (attributes != NULL) {
krb5_flags flags = 0;
if (str2attr (attributes, &flags) != 0) {
krb5_warnx (context, "unable to parse `%s'",
attributes);
if (parse_attributes (attributes, &ent->attributes,
mask, KADM5_ATTRIBUTES)) {
krb5_warnx (context, "unable to parse `%s'", attributes);
return 1;
} else {
ent->attributes = flags;
*mask |= KADM5_ATTRIBUTES;
}
}
return 0;
}
/*
* Does `string' contain any globing characters?
*/
static int
is_expression(const char *string)
{
const char *p;
int quote = 0;
for(p = string; *p; p++) {
if(quote)
if(quote) {
quote = 0;
continue;
}
if(*p == '\\')
quote++;
else if(strchr("[]*?", *p) != NULL)
@@ -419,3 +503,23 @@ foreach_principal(const char *exp,
return 0;
}
/*
* prompt with `prompt' and default value `def', and store the reply
* in `buf, len'
*/
void
get_response(const char *prompt, const char *def, char *buf, size_t len)
{
char *p;
printf("%s [%s]:", prompt, def);
if(fgets(buf, len, stdin) == NULL)
*buf = '\0';
p = strchr(buf, '\n');
if(p)
*p = '\0';
if(strcmp(buf, "") == 0)
strncpy(buf, def, len);
buf[len-1] = 0;
}