/*
* SARG Squid Analysis Report Generator http://sarg.sourceforge.net
- * 1998, 2010
+ * 1998, 2012
*
* SARG donations:
* please look at http://sarg.sourceforge.net/donations.php
*/
struct usergroupstruct
{
- //! The next group of users.
- struct usergroupstruct *next;
- //! A group of users.
- struct userinfostruct list[USERS_PER_GROUP];
- //! The number of users stored in the list.
- int nusers;
+ //! The next group of users.
+ struct usergroupstruct *next;
+ //! A group of users.
+ struct userinfostruct list[USERS_PER_GROUP];
+ //! The number of users stored in the list.
+ int nusers;
+};
+
+/*! \brief Hold pointer to scan through the user list.
+*/
+struct userscanstruct
+{
+ //! The group containing the user.
+ struct usergroupstruct *group;
+ //! The index of the user in the group.
+ int index;
};
//! The first group of users.
static struct usergroupstruct *first_user_group=NULL;
+//! The counter to generate unique user number when ::AnonymousOutputFiles is set.
+static int AnonymousCounter=0;
struct userinfostruct *userinfo_create(const char *userid)
{
- struct usergroupstruct *group, *last;
- struct userinfostruct *user;
- int i, lastuser;
- int skip;
- int flen;
- int count, clen;
- char cstr[9];
-
- last=NULL;
- for (group=first_user_group ; group ; group=group->next) {
- if (group->nusers<USERS_PER_GROUP) break;
- last=group;
- }
-
- if (!group) {
- group=malloc(sizeof(*group));
- if (!group) {
- debuga(_("Not enough memory to store the user\n"));
- exit(1);
- }
- memset(group,0,sizeof(*group));
- if (last)
- last->next=group;
- else
- first_user_group=group;
- }
- user=group->list+group->nusers++;
-
- strncpy(user->id,userid,MAX_USER_LEN-1);
- user->id[MAX_USER_LEN-1]='\0';
-
- skip=0;
- for(i=0 ; userid[i] && i<MAX_USER_FNAME_LEN-1 ; i++) {
- if(userid[i]=='?' || userid[i]=='.' || userid[i]==':' || userid[i]=='/' || userid[i]=='\\' || userid[i]=='\'' ||
- userid[i]=='$' || userid[i]=='@' || userid[i]=='\"' || userid[i]=='*') {
- if (!skip) {
- user->filename[i]='_';
- skip=1;
- }
- } else {
- user->filename[i]=userid[i];
- skip=0;
- }
- }
- user->filename[i]='\0';
- flen=i;
-
- count=0;
- for (group=first_user_group ; group ; group=group->next) {
- lastuser=(group->next) ? group->nusers : group->nusers-1;
- for (i=0 ; i<lastuser ; i++) {
- if (strcasecmp(user->filename,group->list[i].filename)==0) {
- clen=sprintf(cstr,"-%04X",count++);
- if (flen+clen<MAX_USER_FNAME_LEN)
- strcpy(user->filename+flen,cstr);
- else
- strcpy(user->filename+MAX_USER_FNAME_LEN-clen,cstr);
- }
- }
- }
-
- return(user);
+ struct usergroupstruct *group, *last;
+ struct userinfostruct *user;
+ int i, j, lastuser;
+ int skip;
+ int flen;
+ int count, clen;
+ char cstr[9];
+
+ last=NULL;
+ for (group=first_user_group ; group ; group=group->next) {
+ if (group->nusers<USERS_PER_GROUP) break;
+ last=group;
+ }
+
+ if (!group) {
+ group=malloc(sizeof(*group));
+ if (!group) {
+ debuga(_("Not enough memory to store the user\n"));
+ exit(EXIT_FAILURE);
+ }
+ memset(group,0,sizeof(*group));
+ if (last)
+ last->next=group;
+ else
+ first_user_group=group;
+ }
+ user=group->list+group->nusers++;
+
+ safe_strcpy(user->id,userid,sizeof(user->id));
+
+ if (AnonymousOutputFiles) {
+ snprintf(user->filename,sizeof(user->filename),"%d",AnonymousCounter++);
+ } else {
+ skip=0;
+ j=0;
+ for (i=0 ; userid[i] && j<MAX_USER_FNAME_LEN-1 ; i++) {
+ if (isalnum(userid[i]) || userid[i]=='-' || userid[i]=='_') {
+ user->filename[j++]=userid[i];
+ skip=0;
+ } else {
+ if (!skip) {
+ user->filename[j++]='_';
+ skip=1;
+ }
+ }
+ }
+ if (j==0) user->filename[j++]='_'; //don't leave a file name empty
+ user->filename[j]='\0';
+ flen=i-1;
+
+ count=0;
+ for (group=first_user_group ; group ; group=group->next) {
+ lastuser=(group->next) ? group->nusers : group->nusers-1;
+ for (i=0 ; i<lastuser ; i++) {
+ if (strcasecmp(user->filename,group->list[i].filename)==0) {
+ clen=sprintf(cstr,"-%04X",count++);
+ if (flen+clen<MAX_USER_FNAME_LEN)
+ strcpy(user->filename+flen,cstr);
+ else
+ strcpy(user->filename+MAX_USER_FNAME_LEN-clen,cstr);
+ }
+ }
+ }
+ }
+
+ return(user);
}
void userinfo_free(void)
{
- struct usergroupstruct *group, *next;
+ struct usergroupstruct *group, *next;
- for (group=first_user_group ; group ; group=next) {
- next=group->next;
- free(group);
- }
- first_user_group=NULL;
+ for (group=first_user_group ; group ; group=next) {
+ next=group->next;
+ free(group);
+ }
+ first_user_group=NULL;
}
struct userinfostruct *userinfo_find_from_file(const char *filename)
{
- struct usergroupstruct *group;
- int i;
-
- for (group=first_user_group ; group ; group=group->next) {
- for (i=0 ; i<group->nusers ; i++)
- if (strcmp(filename,group->list[i].filename)==0)
- return(group->list+i);
- }
- return(NULL);
+ struct usergroupstruct *group;
+ int i;
+
+ for (group=first_user_group ; group ; group=group->next) {
+ for (i=0 ; i<group->nusers ; i++)
+ if (strcmp(filename,group->list[i].filename)==0)
+ return(group->list+i);
+ }
+ return(NULL);
}
struct userinfostruct *userinfo_find_from_id(const char *id)
{
- struct usergroupstruct *group;
- int i;
-
- for (group=first_user_group ; group ; group=group->next) {
- for (i=0 ; i<group->nusers ; i++)
- if (strcmp(id,group->list[i].id)==0)
- return(group->list+i);
- }
- return(NULL);
+ struct usergroupstruct *group;
+ int i;
+
+ for (group=first_user_group ; group ; group=group->next) {
+ for (i=0 ; i<group->nusers ; i++)
+ if (strcmp(id,group->list[i].id)==0)
+ return(group->list+i);
+ }
+ return(NULL);
+}
+
+/*!
+Start the scanning of the user list.
+
+\return The object to pass to subsequent scanning functions or NULL
+if it failed. The object must be freed with a call to userinfo_stop().
+*/
+userscan userinfo_startscan(void)
+{
+ userscan uscan;
+
+ uscan=malloc(sizeof(*uscan));
+ if (!uscan) return(NULL);
+ uscan->group=first_user_group;
+ uscan->index=0;
+ return(uscan);
+}
+
+/*!
+Free the memory allocated by userinfo_start().
+
+\param uscan The object created by userinfo_start().
+*/
+void userinfo_stopscan(userscan uscan)
+{
+ free(uscan);
}
+
+/*!
+Get the user pointed to by the object and advance the object
+to the next user.
+
+\param uscan The object created by userinfo_start().
+
+\return The user in the list or NULL if the end of the list
+is reached.
+*/
+struct userinfostruct *userinfo_advancescan(userscan uscan)
+{
+ struct userinfostruct *uinfo;
+
+ if (!uscan) return(NULL);
+ if (!uscan->group) return(NULL);
+ if (uscan->index<0 || uscan->index>=uscan->group->nusers) return(NULL);
+
+ uinfo=uscan->group->list+uscan->index;
+
+ ++uscan->index;
+ if (uscan->index>=uscan->group->nusers) {
+ uscan->group=uscan->group->next;
+ uscan->index=0;
+ }
+ return(uinfo);
+}
+
+/*!
+Clear the general purpose flag from all the user's info.
+*/
+void userinfo_clearflag(void)
+{
+ struct usergroupstruct *group;
+ int i;
+
+ for (group=first_user_group ; group ; group=group->next) {
+ for (i=0 ; i<group->nusers ; i++)
+ group->list[i].flag=0;
+ }
+}
+
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