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Apply patch: ncpfs-hg-commit-445.patch

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Mario Fetka
2026-04-28 20:56:04 +02:00
parent 418e9a73f3
commit 3bb01f5f63
2 changed files with 214 additions and 44 deletions
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112
lib/strops.c
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@@ -44,6 +44,7 @@
#include <string.h>
#include <stdarg.h>
#include <ctype.h>
#include "private/libintl.h"
#define _(X) dgettext(NCPFS_PACKAGE, (X))
@@ -419,56 +420,79 @@ char* ncp_perms_to_str(char r[11], const u_int16_t rights)
}
/* The following function converts a rights string of format [SRWCEMFA]
into an integer. It will tolerate spaces, lower case and repeated
letters, even if this takes the length well over 10 characters, but
must be terminated with square brackets. If such a string containing
spaces is given as a command line option it will have to be quoted. */
or SRWCEMFA into an integer. It will tolerate spaces, lower case and
repeated letters, even if this takes the length well over 10 characters.
For unset rights you can use spaces or dashes. For no rights you can
use either empty string, '-' or '[]' (or their combination, '[-]' or '[ ]'). */
int ncp_str_to_perms(const char *r, u_int16_t *rights)
{
u_int16_t result = 0;
int state = 0;
if (*r == '[') {
do {
++r;
switch (*r) {
case ' ' :
case ']' :
break;
case 's' :
case 'S' :
result |= NCP_PERM_SUPER; break;
case 'r' :
case 'R' :
result |= NCP_PERM_READ; break;
case 'w' :
case 'W' :
result |= NCP_PERM_WRITE; break;
case 'c' :
case 'C' :
result |= NCP_PERM_CREATE; break;
case 'e' :
case 'E' :
result |= NCP_PERM_DELETE; break;
case 'm' :
case 'M' :
result |= NCP_PERM_MODIFY; break;
case 'f' :
case 'F' :
result |= NCP_PERM_SEARCH; break;
case 'a' :
case 'A' :
result |= NCP_PERM_OWNER; break;
default :
return -1;
}
} while (*r != ']');
/* Now to be generous and ignore trailing spaces */
do { ++r; } while (*r == ' ');
if (*r == '\0') {
*rights = result;
return 0;
while (*r) {
int c = *r++;
c = toupper(c);
if (isspace(c)) {
continue;
}
switch (c) {
case '[':
if (state != 0) {
return -1;
}
state = 2;
continue;
case ']':
if (state != 2 && state != 3) {
return -1;
}
state = 4;
continue;
case '-':
break;
case 'S':
result |= NCP_PERM_SUPER;
break;
case 'R':
result |= NCP_PERM_READ;
break;
case 'W':
result |= NCP_PERM_WRITE;
break;
case 'C':
result |= NCP_PERM_CREATE;
break;
case 'E':
result |= NCP_PERM_DELETE;
break;
case 'M':
result |= NCP_PERM_MODIFY;
break;
case 'F':
result |= NCP_PERM_SEARCH;
break;
case 'A':
result |= NCP_PERM_OWNER;
break;
default:
return -1;
}
state |= 1;
}
/* These states are illegal:
state == 2 => [
state == 3 => [SRWCEMFA
state == 5 => [SRWCEMFA]SRW
These states are allowed:
state == 0 => <whitespaces only>
state == 1 => SRWCEMFA
state == 4 => [SRWCEMFA]
*/
if (state == 0 || state == 1 || state == 4) {
*rights = result;
return 0;
}
return -1;
}