📄 showcookies.c
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/* CGI program that simply sets a cookie */#include <stdio.h>#include <stdlib.h> /* for getenv */#include <time.h>#include <string.h>#include "cgilib.h"#include "cookies.h"char *http_header = "content-type: text/html\r\n\r\n";#define MAXFIELDS 20int main( ) { char *query; char *names[MAXFIELDS]; /* form field names */ char *vals[MAXFIELDS]; /* form field values */ char *form; char *cnames[MAXFIELDS]; /* cookie names */ char *cvals[MAXFIELDS]; /* cookie values */ char *cookie; char *cookiename, *cookieval; int i,n,n_cookies; /* always tell the browser what kind of document we are sending */ /* NOTE: the web server that started the CGI program will send back the appropriate HTTP header !!! */ printf("Content-type: text/html\r\n"); /* Can't send any content yet, since we might want to send a cookie header (to set a cookie on the client). */ /* get the query */ query = get_request(); /* get all the cookies that came with the request */ n_cookies=get_cookies(cnames, cvals, MAXFIELDS); /* parse the request string and chop into fields */ n = split_and_parse(query,names,vals,MAXFIELDS); cookiename = cookieval = NULL; /* See if we are supposed to set a cookie */ for (i=0;i<n;i++) { if (strcasecmp(names[i],"cookiename")==0) { cookiename = vals[i]; } else if (strcasecmp(names[i],"cookieval")==0) { cookieval = vals[i]; } } if ( (cookiename != NULL) && (cookieval != NULL)) { /* set a cookie */ printf("Set-cookie: %s=%s;\r\n",cookiename,cookieval); } /* End the headers */ printf("\r\n"); if ( (cookiename != NULL) && (cookieval != NULL)) { printf("I'm setting the cookie: %s=%s<BR>\n",cookiename,cookieval); } /* now print out all the cookies we got */ printf("<TITLE>Cookies List</TITLE>\n"); printf("<BODY BGCOLOR=WHITE>\n"); printf("<H3>Here are your cookies</H3>"); printf("<TABLE BORDER=1>\n"); printf("<TR><TH>Name</TH><TH>Value</TH></TR>\n"); for (i=0;i<n_cookies;i++) { printf("<TR><TD>%s</TD><TD>%s</TD></TR>\n", cnames[i],cvals[i]); } printf("</TABLE>\n"); printf("<P>\n");printf("<FORM METHOD=GET>Name: <INPUT TYPE=TEXT NAME=cookiename><BR>Value: <INPUT TYPE=TEXT NAME=cookieval><BR><INPUT TYPE=SUBMIT VALUE=\"Press to create new cookie\"></FORM>\n\n"); return(0);} ⌨️ 快捷键说明
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