123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
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#include "permission.h"
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#include "conf.h"
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#include "list.h"
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#include "log.h"
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#include <string.h>
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#define PERMISSION_PASSWORD_CHAR "@"
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#define PERMISSION_SEPERATOR ","
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#define PERMISSION_READ_STRING "read"
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#define PERMISSION_ADD_STRING "add"
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#define PERMISSION_CONTROL_STRING "control"
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#define PERMISSION_ADMIN_STRING "admin"
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List * permission_passwords;
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unsigned int permission_default;
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unsigned int parsePermissions(char * string) {
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unsigned int permission = 0;
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char * temp;
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char * tok;
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if(!string) return 0;
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temp = strtok_r(string,PERMISSION_SEPERATOR,&tok);
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while(temp) {
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if(strcmp(temp,PERMISSION_READ_STRING)==0) {
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permission |= PERMISSION_READ;
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}
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else if(strcmp(temp,PERMISSION_ADD_STRING)==0) {
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permission |= PERMISSION_ADD;
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}
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else if(strcmp(temp,PERMISSION_CONTROL_STRING)==0) {
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permission |= PERMISSION_CONTROL;
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}
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else if(strcmp(temp,PERMISSION_ADMIN_STRING)==0) {
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permission |= PERMISSION_ADMIN;
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}
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else {
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ERROR("uknown permission \"%s\"\n",temp);
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exit(-1);
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}
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temp = strtok_r(NULL,PERMISSION_SEPERATOR,&tok);
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}
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return permission;
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}
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void initPermissions() {
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permission_passwords = makeList(free);
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char * passwordSets;
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char * nextSet;
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char * temp;
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char * cp1;
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char * cp2;
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char * password;
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unsigned int * permission;
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permission_default = PERMISSION_READ | PERMISSION_ADD |
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PERMISSION_CONTROL | PERMISSION_ADMIN;
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if(getConf()[CONF_DEFAULT_PERMISSIONS]) {
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permission_default = parsePermissions(
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getConf()[CONF_DEFAULT_PERMISSIONS]);
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}
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if(!getConf()[CONF_PASSWORD]) return;
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if(!getConf()[CONF_DEFAULT_PERMISSIONS]) permission_default = 0;
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passwordSets = strdup(getConf()[CONF_PASSWORD]);
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nextSet = strtok_r(passwordSets,CONF_CAT_CHAR,&cp1);
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while(nextSet && strlen(nextSet)) {
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if(!strstr(nextSet,PERMISSION_PASSWORD_CHAR)) {
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ERROR("\"%s\" not found in password string \"%s\"\n",
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PERMISSION_PASSWORD_CHAR,
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nextSet);
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exit(-1);
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}
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if(!(temp = strtok_r(nextSet,PERMISSION_PASSWORD_CHAR,&cp2))) {
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ERROR("something weird just happend in permission.c\n");
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exit(-1);
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}
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password = temp;
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permission = malloc(sizeof(unsigned int));
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*permission = parsePermissions(strtok_r(NULL,"",&cp2));
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insertInList(permission_passwords,password,permission);
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nextSet = strtok_r(NULL,CONF_CAT_CHAR,&cp1);
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}
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sortList(permission_passwords);
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free(passwordSets);
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}
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int getPermissionFromPassword(char * password, unsigned int * permission) {
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void * foundPermission;
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if(findInList(permission_passwords,password,&foundPermission)) {
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*permission = *((unsigned int *)foundPermission);
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return 0;
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}
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return -1;
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}
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void finishPermissions() {
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freeList(permission_passwords);
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}
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unsigned int getDefaultPermissions() {
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return permission_default;
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}
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