126 lines
3.2 KiB
C
126 lines
3.2 KiB
C
#include <stdio.h>
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#include <string.h>
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int main()
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{
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int h,i,j,k,l,v,w,x,y,ctr,dtr;
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char str_in[200];
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char newString[200][200];
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char newParam[100][100];
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char str_final[50];
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char *filename = "/var/log/iptables.log";
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FILE *fp = fopen(filename, "r");
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if (fp == NULL)
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{
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printf("Error: could not open file %s", filename);
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return 1;
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}
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// reading line by line, max 256 bytes
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const unsigned MAX_LENGTH = 256;
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char buffer[MAX_LENGTH];
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h = 0;
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while (fgets(buffer, MAX_LENGTH, fp)) {
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h = h + 1;
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}
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printf(" %d\n ", h);
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i = 0;
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fclose(fp);
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fp = fopen(filename, "r");
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while (fgets(buffer, MAX_LENGTH, fp)) {
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// printf("- %d -", i);
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if ( i > h-10 ) {
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j=0; ctr=0;
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printf("\n%d -> %s \n", i, buffer);
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printf("[%d]\t[ Param ]\t\t[ Value ] \n", i);
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for (x=0; x <= (strlen(buffer)); x++)
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{
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if(buffer[x]==' '|| buffer[x]=='\0' || buffer[x]=='\n'){
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newString[ctr][j]='\0';
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ctr++;
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j=0;
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}
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else {
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newString[ctr][j]=buffer[x];
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j++;
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}
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}
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for (v=0; v <= ctr ; v++) {
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// printf("[ %d ]----> %s \n", v, newString[v]);
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strcpy(str_in, newString[v]);
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// printf("\n[%d]----> %s \n", i, str_in);
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k=0; dtr=0;
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memset(newParam, 0, sizeof newParam);
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for (w=0; w <= (strlen(str_in)) ; w++) {
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if(str_in[w]=='='){
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newParam[dtr][k]='\0';
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dtr++;
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k=0;
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}
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// else if(str_in[w]!='\n' && str_in[w]!=' ') {
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else {
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newParam[dtr][k]=str_in[w];
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k++;
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}
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}
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strcpy(str_final, newParam[0]);
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// if ( newParam[0] && newParam[0][0] != "\n" ) {
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if ( *str_final == EOF ) {
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// if strcmp(&str_final, '\n') {
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continue;
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}
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printf("[%d]\t[ %s ]\t\t[ %s ] \n", v, str_final, newParam[1]);
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// printf("[ Value %d]----> %s \n", i, newParam[1]);
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// for (l=0; l <= dtr ; l++) {
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// printf("[ + %d]----> %s \n", w, newParam[l]);
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// }
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}
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// j=0; ctr=0;
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// for (v=0; v <= (strlen(newString)); v++) {
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// if(newString[v]=='='){
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// newParam[ctr][j]='\0';
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// ctr++;
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// j=0;
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// }
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// else {
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// newParam[ctr][j]=newString[v];
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// j++;
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// }
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// }
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}
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i = i +1 ;
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// printf("\n==================================================================================\n");
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}
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// close the file
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fclose(fp);
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return 0;
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}
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