cgi-send.c

来自「一个开源的网络开发库ACE」· C语言 代码 · 共 47 行

/* cgi-send.c,v 1.2 2000/06/04 22:00:03 brunsch Exp */
/*
 * Send 10K file; send random bits.
 *
 */

#include <stdio.h>
#include <stdlib.h>

#define FILE_SIZE       10240
#define MALLOC_FAILURE  "Out of memory"

int
main()
{
        int filesize;
        char *str_filesize;
        char *buffer;
        int index;

        printf("Content-type: text/plain\r\n\r\n");

        if ( !(str_filesize = getenv("QUERY_STRING")) )
                filesize = FILE_SIZE;
        else {
                if ( !strncmp(str_filesize, "size=", 5) )
                        filesize = atoi(&(str_filesize[5]));
                else
                        filesize = FILE_SIZE;
        }

        if ( !(buffer = (char *)malloc(filesize)) ) {
                fwrite(MALLOC_FAILURE, strlen(MALLOC_FAILURE), 1, stdout);
                return -1;
        }

        for (index=0; index< filesize; index++)
                /* generate random characters from A-Z */
                buffer[index] = rand() %26 + 63;

        fwrite(buffer, filesize, 1, stdout);

	free(buffer);

        return 0;
}