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-rwxr-xr-xsrc/modules/m_nationalchars.cpp438
1 files changed, 212 insertions, 226 deletions
diff --git a/src/modules/m_nationalchars.cpp b/src/modules/m_nationalchars.cpp
index 6d6822d74..bf214f79e 100755
--- a/src/modules/m_nationalchars.cpp
+++ b/src/modules/m_nationalchars.cpp
@@ -30,10 +30,10 @@ char utf8checkrest(unsigned char * mb, unsigned char cnt)
{
for (unsigned char * tmp=mb; tmp<mb+cnt; tmp++)
{
- if ((*tmp<128)||(*tmp>191))
+ if ((*tmp < 128) || (*tmp > 191))
return -1;
}
- return cnt+1;
+ return cnt + 1;
}
@@ -43,12 +43,12 @@ char utf8size(unsigned char * mb)
return -1;
if (!(*mb & 128))
return 1;
- if ((*mb & 224)==192)
- return utf8checkrest(mb+1,1);
- if ((*mb & 240)==224)
- return utf8checkrest(mb+1,2);
- if ((*mb & 248)==240)
- return utf8checkrest(mb+1,3);
+ if ((*mb & 224) == 192)
+ return utf8checkrest(mb + 1,1);
+ if ((*mb & 240) == 224)
+ return utf8checkrest(mb + 1,2);
+ if ((*mb & 248) == 240)
+ return utf8checkrest(mb + 1,3);
return -1;
}
@@ -66,18 +66,19 @@ bool lwbNickHandler::Call(const char* n, size_t max)
/* 1.1. 16bit char. areas, e.g. chinese:*/
/* if current character is the last, we DO NOT check it against multibyte table */
- /* if there are mbtable ranges, use ONLY them. No 8bit at all */
+ /* if there are mbtable ranges, use ONLY them. No 8bit at all */
if (i[1] && m_additionalMB[0])
{
/* otherwise let's take a look at the current character and the following one */
- bool found=false;
- for(unsigned char * mb=m_additionalMB; (*mb) && (mb<m_additionalMB+sizeof(m_additionalMB)); mb+=4)
+ bool found = false;
+ for(unsigned char * mb = m_additionalMB; (*mb) && (mb < m_additionalMB + sizeof(m_additionalMB)); mb += 4)
{
- if ( (i[0]>=mb[0]) && (i[0]<=mb[1]) && (i[1]>=mb[2]) && (i[1]<=mb[3]) )
+ if ( (i[0] >= mb[0]) && (i[0] <= mb[1]) && (i[1] >= mb[2]) && (i[1] <= mb[3]) )
{
/* multibyte range character found */
- i++;p++;
- found=true;
+ i++;
+ p++;
+ found = true;
break;
}
}
@@ -90,72 +91,63 @@ bool lwbNickHandler::Call(const char* n, size_t max)
}
/* 2. 8bit character support */
-
- if ( ((*i >= 'A') && (*i <= '}'))
- || m_reverse_additional[(unsigned char)*i])
- {
+ if (((*i >= 'A') && (*i <= '}')) || m_reverse_additional[(unsigned char)*i])
/* "A"-"}" can occur anywhere in a nickname */
continue;
- }
if ((((*i >= '0') && (*i <= '9')) || (*i == '-')) && (i > n))
- {
/* "0"-"9", "-" can occur anywhere BUT the first char of a nickname */
continue;
- }
/* 3.1. Check against a simple UTF-8 characters enumeration */
- int cursize,ncursize; /*size of a current character*/
- ncursize=utf8size((unsigned char *)i);
+ int cursize, ncursize = utf8size((unsigned char *)i);
/* do check only if current multibyte character is valid UTF-8 only */
- if (ncursize!=-1)
+ if (ncursize != -1)
{
- bool found=false;
- for(unsigned char * mb=m_additionalUtf8;
- (utf8size(mb)!=-1) && (mb<m_additionalUtf8+sizeof(m_additionalUtf8));
- mb+=cursize)
+ bool found = false;
+ for (unsigned char * mb = m_additionalUtf8; (utf8size(mb) != -1) && (mb < m_additionalUtf8 + sizeof(m_additionalUtf8)); mb += cursize)
{
- cursize=utf8size(mb);
+ cursize = utf8size(mb);
/* Size differs? Pick the next! */
- if (cursize!=ncursize)
+ if (cursize != ncursize)
continue;
- if (!strncmp(i,(char *)mb,cursize))
+
+ if (!strncmp(i, (char *)mb, cursize))
{
- i+=cursize-1;
- p+=cursize-1;
- found=true;
+ i += cursize - 1;
+ p += cursize - 1;
+ found = true;
break;
}
}
if (found)
continue;
+
/* 3.2. Check against an UTF-8 ranges: <start character> and <lenght of the range>.
Also char. is to be checked if it is a valid UTF-8 one */
-
- found=false;
- for(unsigned char * mb=m_additionalUtf8range;
- (utf8size(mb)!=-1) && (mb<m_additionalUtf8range+sizeof(m_additionalUtf8range));
- mb+=cursize+1)
+ found = false;
+ for (unsigned char * mb = m_additionalUtf8range; (utf8size(mb) != -1) && (mb < m_additionalUtf8range + sizeof(m_additionalUtf8range)); mb += cursize + 1)
{
- cursize=utf8size(mb);
+ cursize = utf8size(mb);
/* Size differs? Pick the next! */
- if ((cursize!=ncursize)||(!mb[cursize]))
+ if ((cursize != ncursize) || (!mb[cursize]))
continue;
- unsigned char uright[5]={0,0,0,0,0};
- strncpy((char *)uright,(char *)mb, cursize);
+ unsigned char uright[5] = {0,0,0,0,0};
- if((uright[cursize-1]+mb[cursize]-1>0xff) && (cursize!=1))
+ strncpy((char* ) uright, (char *) mb, cursize);
+
+ if ((uright[cursize-1] + mb[cursize]-1>0xff) && (cursize != 1))
{
- uright[cursize-2]+=1;
+ uright[cursize - 2]+=1;
}
- uright[cursize-1]=(uright[cursize-1]+mb[cursize]-1) % 0x100;
+ uright[cursize - 1] = (uright[cursize - 1]+mb[cursize] - 1) % 0x100;
- if ((strncmp(i,(char *)mb,cursize)>=0) && (strncmp(i,(char *)uright,cursize)<=0))
+ if ((strncmp(i, (char *) mb, cursize) >= 0) && (strncmp(i, (char *) uright, cursize) <= 0))
{
- i+=cursize-1;
- p+=cursize-1;
- found=true;
+ i += cursize - 1;
+ p += cursize - 1;
+ found = true;
break;
}
}
@@ -174,219 +166,213 @@ bool lwbNickHandler::Call(const char* n, size_t max)
class ModuleNationalChars : public Module
{
- private:
- InspIRCd* ServerInstance;
- lwbNickHandler * myhandler;
- std::string charset,casemapping;
- unsigned char m_additional[256],m_additionalUp[256],m_lower[256], m_upper[256];
- caller2<bool, const char*, size_t> * rememberer;
- bool forcequit;
- const unsigned char * lowermap_rememberer;
- public:
- ModuleNationalChars(InspIRCd* Me)
- : Module(Me)
- {
- rememberer=(caller2<bool, const char*, size_t> *) malloc(sizeof(rememberer));
- lowermap_rememberer=national_case_insensitive_map;
- memcpy(m_lower,rfc_case_insensitive_map,256);
- national_case_insensitive_map=m_lower;
-
- ServerInstance=Me;
- *rememberer=ServerInstance->IsNick;
- myhandler=new lwbNickHandler(ServerInstance);
- ServerInstance->IsNick=myhandler;
- Implementation eventlist[] = { I_OnRehash, I_On005Numeric };
- ServerInstance->Modules->Attach(eventlist, this, 2);
- OnRehash(NULL, "");
- }
+ private:
+
+ InspIRCd* ServerInstance;
+ lwbNickHandler* myhandler;
+ std::string charset, casemapping;
+ unsigned char m_additional[256], m_additionalUp[256], m_lower[256], m_upper[256];
+ caller2<bool, const char*, size_t> * rememberer;
+ bool forcequit;
+ const unsigned char * lowermap_rememberer;
+
+ public:
+ ModuleNationalChars(InspIRCd* Me) : Module(Me)
+ {
+ rememberer = (caller2<bool, const char*, size_t> *) malloc(sizeof(rememberer));
+
+ lowermap_rememberer = national_case_insensitive_map;
+ memcpy(m_lower, rfc_case_insensitive_map, 256);
+ national_case_insensitive_map = m_lower;
+
+ ServerInstance = Me;
+
+ *rememberer = ServerInstance->IsNick;
+ myhandler = new lwbNickHandler(ServerInstance);
+ ServerInstance->IsNick = myhandler;
+
+ Implementation eventlist[] = { I_OnRehash, I_On005Numeric };
+ ServerInstance->Modules->Attach(eventlist, this, 2);
+ OnRehash(NULL, "");
+ }
+
+ virtual void On005Numeric(std::string &output)
+ {
+ std::string tmp(casemapping);
+ tmp.insert(0, "CASEMAPPING=");
+ SearchAndReplace(output, std::string("CASEMAPPING=rfc1459"), tmp);
+ }
+
+ virtual void OnRehash(User* user, const std::string &parameter)
+ {
+ ConfigReader* conf = new ConfigReader(ServerInstance);
+ charset = conf->ReadValue("nationalchars", "file", 0);
+ casemapping = conf->ReadValue("nationalchars", "casemapping", charset, 0, false);
+ charset.insert(0, "../locales/");
+ unsigned char * tables[7] = { m_additional, m_additionalMB, m_additionalUp, m_lower, m_upper, m_additionalUtf8, m_additionalUtf8range };
+ loadtables(charset, tables, 7, 5);
+ forcequit = conf->ReadFlag("nationalchars", "forcequit", 0);
+ CheckForceQuit("National character set changed");
+ delete conf;
+ }
+
+ void CheckForceQuit(const char * message)
+ {
+ if (!forcequit)
+ return;
- virtual void On005Numeric(std::string &output)
+ std::vector<User*> purge;
+ for (std::vector<User*>::iterator iter = ServerInstance->Users->local_users.begin(); iter != ServerInstance->Users->local_users.end(); ++iter)
{
- std::string tmp(casemapping);
- tmp.insert(0,"CASEMAPPING=");
- SearchAndReplace(output,"CASEMAPPING=rfc1459",tmp);
+ /* Fix by Brain: Dont quit UID users */
+ if (!isdigit((*iter)->nick[0]) && !ServerInstance->IsNick((*iter)->nick.c_str(), ServerInstance->Config->Limits.NickMax))
+ purge.push_back(*iter);
}
-
- virtual void OnRehash(User* user, const std::string &parameter)
+ for (std::vector<User*>::iterator iter = purge.begin();iter!=purge.end();++iter)
{
- ConfigReader* conf = new ConfigReader(ServerInstance);
- charset = conf->ReadValue("nationalchars", "file", 0);
- casemapping = conf->ReadValue("nationalchars", "casemapping", charset, 0, false);
- charset.insert(0,"../locales/");
- unsigned char * tables[7]=
- {
- m_additional,m_additionalMB,m_additionalUp,m_lower,m_upper,
- m_additionalUtf8,m_additionalUtf8range
- };
- loadtables(charset,tables,7,5);
- forcequit = conf->ReadFlag("nationalchars", "forcequit", 0);
- CheckForceQuit("National character set changed");
- delete conf;
+ ServerInstance->Users->QuitUser((*iter), message);
}
+ }
- void CheckForceQuit(const char * message)
- {
- if (!forcequit)
- return;
+ virtual ~ModuleNationalChars()
+ {
+ delete myhandler;
+ ServerInstance->IsNick = *rememberer;
+ free(rememberer);
+ national_case_insensitive_map = lowermap_rememberer;
+ CheckForceQuit("National characters module unloaded");
+ }
- std::vector<User*> purge;
- std::vector<User*>::iterator iter;
- purge.clear();
- for (iter=ServerInstance->Users->local_users.begin();iter!=ServerInstance->Users->local_users.end();++iter)
- {
- if (!ServerInstance->IsNick((*iter)->nick.c_str(), ServerInstance->Config->Limits.NickMax))
- purge.push_back(*iter);
- }
- for (iter=purge.begin();iter!=purge.end();++iter)
- {
- ServerInstance->Users->QuitUser((*iter), message);
- }
- }
- virtual ~ModuleNationalChars()
+ virtual Version GetVersion()
+ {
+ return Version("$Id: m_nationalchars.cpp 0 2008-12-15 14:24:12SAMT phoenix $",VF_COMMON,API_VERSION);
+ }
+
+ /*make an array to check against it 8bit characters a bit faster. Whether allowed or uppercase (for your needs).*/
+ void makereverse(unsigned char * from, unsigned char * to, unsigned int cnt)
+ {
+ memset(to, 0, cnt);
+ for(unsigned char * n=from; (*n) && ((*n)<cnt) && (n<from+cnt); n++)
+ to[*n] = 1;
+ }
+
+ /*so Bynets Unreal distribution stuff*/
+ void loadtables(std::string filename, unsigned char ** tables, unsigned char cnt, char faillimit)
+ {
+ std::ifstream ifs(filename.c_str());
+ if (ifs.fail())
{
- delete myhandler;
- ServerInstance->IsNick= *rememberer;
- free(rememberer);
- national_case_insensitive_map=lowermap_rememberer;
- CheckForceQuit("National characters module unloaded");
+ ServerInstance->Logs->Log("m_nationalchars",DEFAULT,"loadtables() called for missing file: %s", filename.c_str());
+ return;
}
- virtual Version GetVersion()
+ for (unsigned char n=0; n< cnt; n++)
{
- return Version("$Id: m_nationalchars.cpp 0 2008-12-15 14:24:12SAMT phoenix $",VF_COMMON,API_VERSION);
+ memset(tables[n], 0, 256);
}
- /*make an array to check against it 8bit characters a bit faster. Whether allowed or uppercase (for your needs).*/
+ memcpy(m_lower, rfc_case_insensitive_map, 256);
- void makereverse(unsigned char * from, unsigned char * to, unsigned int cnt)
+ for (unsigned char n = 0; n < cnt; n++)
{
- memset(to, 0, cnt);
- for(unsigned char * n=from; (*n) && ((*n)<cnt) && (n<from+cnt); n++)
+ if (loadtable(ifs, tables[n], 255) && (n < faillimit))
{
- to[*n]=1;
+ ServerInstance->Logs->Log("m_nationalchars",DEFAULT,"loadtables() called for illegal file: %s (line %d)", filename.c_str(), n+1);
+ return;
}
}
- /*so Bynets Unreal distribution stuff*/
- void loadtables(std::string filename, unsigned char ** tables, unsigned char cnt, char faillimit)
- {
- std::ifstream ifs(filename.c_str());
- if (ifs.fail())
- {
- ServerInstance->Logs->Log("m_nationalchars",DEFAULT,"loadtables() called for missing file: %s", filename.c_str());
- return;
- }
+ makereverse(m_additional, m_reverse_additional, sizeof(m_additional));
+ }
- unsigned char n;
- for (n=0;n<cnt;n++)
- {
- memset(tables[n], 0, 256);
- }
+ unsigned char symtoi(const char *t,unsigned char base)
+ /* base = 16 for hexadecimal, 10 for decimal, 8 for octal ;) */
+ {
+ unsigned char tmp = 0, current;
+ while ((*t) && (*t !=' ') && (*t != 13) && (*t != 10) && (*t != ','))
+ {
+ tmp *= base;
+ current = ascii_case_insensitive_map[(unsigned char)*t];
+ if (current >= 'a')
+ current = current - 'a' + 10;
+ else
+ current = current - '0';
+ tmp+=current;
+ t++;
+ }
+ return tmp;
+ }
- memcpy(m_lower,rfc_case_insensitive_map,256);
+ int loadtable(std::ifstream &ifs , unsigned char *chartable, unsigned int maxindex)
+ {
+ std::string buf;
+ getline(ifs, buf);
- for (n=0;n<cnt;n++)
- {
- if (loadtable(ifs, tables[n], 255) && (n<faillimit))
- {
- ServerInstance->Logs->Log("m_nationalchars",DEFAULT,"loadtables() called for illegal file: %s (line %d)", filename.c_str(), n+1);
- return;
- }
- }
- /* ServerInstance->Logs->Log("m_nationalchars",DEFAULT,"loadtables() : %s", ((char *)national_case_insensitive_map)+1);*/
+ unsigned int i = 0;
+ int fail = 0;
- makereverse(m_additional, m_reverse_additional, sizeof(m_additional));
- /* Do you need faster access to additional 8bit uppercase table? No? Oh, sorry :( Let's comment this out */
- /* makereverse(m_additionalUp, m_reverse_additionalUp, sizeof(m_additional)); */
- }
+ buf.erase(buf.find_last_not_of("\n") + 1);
- unsigned char symtoi(const char *t,unsigned char base)
- /* base = 16 for hexadecimal, 10 for decimal, 8 for octal ;) */
+ if (buf[0] == '.') /* simple plain-text string after dot */
{
- unsigned char tmp=0,current;
- while ((*t)&&(*t!=' ')&&(*t!=13)&&(*t!=10)&&(*t!=','))
- {
- tmp*=base;
- current=ascii_case_insensitive_map[(unsigned char)*t];
- if (current>='a')
- current=current-'a'+10;
- else
- current=current-'0';
- tmp+=current;
- t++;
- }
- return tmp;
- }
+ i = buf.size() - 1;
+
+ if (i > (maxindex + 1))
+ i = maxindex + 1;
- int loadtable(std::ifstream &ifs , unsigned char *chartable, unsigned int maxindex)
+ memcpy(chartable, buf.c_str() + 1, i);
+ }
+ else
{
- std::string buf;
- getline(ifs, buf);
-
- unsigned int i=0;
- int fail=0;
-
- buf.erase(buf.find_last_not_of("\n")+1);
-
- if (buf[0]=='.') /* simple plain-text string after dot */
- {
- i=buf.size()-1;
- if (i>(maxindex+1)) i=maxindex+1;
- memcpy(chartable,buf.c_str()+1,i);
- }
- else
+ const char * p = buf.c_str();
+ while (*p)
{
- const char * p=buf.c_str();
- while (*p)
+ if (i > maxindex)
{
- if (i>maxindex)
+ fail = 1;
+ break;
+ }
+
+ if (*p != '\'') /* decimal or hexadecimal char code */
+ {
+ if (*p == '0')
{
- fail=1;
- break;
+ if (p[1] == 'x')
+ /* hex with the leading "0x" */
+ chartable[i] = symtoi(p + 2, 16);
+ else
+ chartable[i] = symtoi(p + 1, 8);
}
-
- if (*p!='\'')/* decimal or hexadecimal char code */
+ /* hex form */
+ else if (*p == 'x')
{
- if (*p=='0')
- {
- if (p[1]=='x')
- /* hex with the leading "0x" */
- chartable[i] = symtoi(p+2,16);
- else
- chartable[i] = symtoi(p+1,8);
- }
- /* hex form */
- else if (*p=='x')
- {
- chartable[i] = symtoi(p+1,16);
- }else /* decimal form */
- {
- chartable[i] = symtoi(p,10);
- }
- } else /* plain-text char between '' */
+ chartable[i] = symtoi(p + 1, 16);
+ }else /* decimal form */
{
- if (*(p+1)=='\\')
- {
- chartable[i] = *(p+2);
- p+=3;
- }else
- {
- chartable[i] = *(p+1);
- p+=2;
- }
+ chartable[i] = symtoi(p, 10);
}
-
- while (*p&& (*p!=',')&&(*p!=' ')&&(*p!=13)&&(*p!=10) ) p++;
- while (*p&&((*p==',')||(*p==' ')||(*p==13)||(*p==10))) p++;
-
- i++;
-
}
+ else /* plain-text char between '' */
+ {
+ if (*(p + 1) == '\\')
+ {
+ chartable[i] = *(p + 2);
+ p += 3;
+ }else
+ {
+ chartable[i] = *(p + 1);
+ p += 2;
+ }
+ }
+ while (*p && (*p != ',') && (*p != ' ') && (*p != 13) && (*p != 10))
+ p++;
+ while (*p && ((*p == ',') || (*p == ' ') || (*p == 13) || (*p == 10)))
+ p++;
+ i++;
}
-
- return fail;
}
-
+ return fail;
+ }
};
MODULE_INIT(ModuleNationalChars)
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-18 11:36:23 +0000