Commit d8496bbd authored by Matthew Burket's avatar Matthew Burket
Browse files

The basics seem to be working

parent cd40899e

.idea/workspace.xml

+100 −68
Original line number Original line Diff line number Diff line
@@ -12,8 +12,12 @@ 
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@@ -29,8 +33,8 @@ 
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@@ -38,11 +42,11 @@ 
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@@ -50,11 +54,11 @@ 
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@@ -62,8 +66,8 @@ 
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@@ -71,18 +75,6 @@ 
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@@ -105,10 +97,12 @@ 
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@@ -166,8 +160,8 @@ 
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@@ -186,35 +180,36 @@ 
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CMakeLists.txt

+1 −1
Original line number Original line Diff line number Diff line
@@ -3,4 +3,4 @@ project(coms352_project2_part1 C) 




set(CMAKE_C_STANDARD 11)

set(CMAKE_C_STANDARD 11)





add_executable(http_client main.c connect.c connect.h buffer.c buffer.h)
 
add_executable(http_client main.c connect.c connect.h buffer.c buffer.h urlParse.c urlParse.h)
 
 No newline at end of file
 
 No newline at end of file

connect.c

+3 −3
Original line number Original line Diff line number Diff line
@@ -73,9 +73,9 @@ int execate_request(int socketfd, char *hostname, char *path, int head) { 
    // Figure out the verb

    // Figure out the verb

    char *firstLine;

    char *firstLine;

    if (head) {

    if (head) {

        firstLine = "HEAD ";

        firstLine = "HEAD /";

    } else {

    } else {

        firstLine = "GET ";

        firstLine = "GET /";

    }

    }

    // Building verb part

    // Building verb part

    appendBuffer(&request, firstLine, strlen(firstLine));

    appendBuffer(&request, firstLine, strlen(firstLine));

main.c

+29 −2
Original line number Original line Diff line number Diff line
@@ -4,12 +4,16 @@ 
#include <ctype.h>

#include <ctype.h>

#include "connect.h"

#include "connect.h"

#include "buffer.h"

#include "buffer.h"

#include "urlParse.h"





/// Main method for the program

/// Main method for the program

///

///

/// \param argc

/// \param argc

/// \param argv

/// \param argv

/// \return

/// \return



void show_help_exit(char *argv);



int main (int argc, char **argv) {

int main (int argc, char **argv) {

    int header_only = 0;

    int header_only = 0;

    int timeDelta = 0;

    int timeDelta = 0;
@@ -20,6 +24,10 @@ int main (int argc, char **argv) { 




    opterr = 0;

    opterr = 0;





    if (argc < 2) {

        show_help_exit(argv[0]);

    }



    // getopts section based on

    // getopts section based on

    // https://www.gnu.org/software/libc/manual/html_node/Example-of-Getopt.html#Example-of-Getopt

    // https://www.gnu.org/software/libc/manual/html_node/Example-of-Getopt.html#Example-of-Getopt

    while ((c = getopt(argc, argv, "hd:")) != -1)

    while ((c = getopt(argc, argv, "hd:")) != -1)
@@ -52,12 +60,31 @@ int main (int argc, char **argv) { 
    for (index = optind; index < argc; index++)

    for (index = optind; index < argc; index++)

        printf("Non-option argument %s\n", argv[index]);

        printf("Non-option argument %s\n", argv[index]);





    printf("\noptind: %s\n", (argv[optind]));

    if (argv[optind] == NULL) {

        show_help_exit(argv[0]);

    }





    init_connection(argv[optind], 80, &addressInfo);

    char *host = malloc(sizeof(char) * 256);

    int port = 80;

    char *page = malloc(sizeof(char) * 256);

    getUrlParts(argv[optind], &host, &port, &page);

    printf("\nhost: %s\n", host);

    init_connection(host, 80, &addressInfo);

    int sockfd = establish_connect(addressInfo);

    int sockfd = establish_connect(addressInfo);

    execate_request(sockfd, "www.cs.iastate.edu", "/index.html", 0);

    if (header_only == 1) {

        execate_request(sockfd, host, page, 1);

    } else {

        execate_request(sockfd, host, page, 0);

    }



    GrowthBuffer gp;

    GrowthBuffer gp;

    initBuffer(&gp, 50);

    initBuffer(&gp, 50);

    get_result(sockfd, &gp, RECV_SIZE);

    get_result(sockfd, &gp, RECV_SIZE);

    printf("%s", gp.array);

    printf("%s", gp.array);

}

}



void show_help_exit(char *argv) {

    fprintf(stderr, "\n%s [–h] [–d <time-interval>] <URL>", argv);

    exit(EXIT_FAILURE);

}
 
 No newline at end of file

urlParse.c

0 → 100644
+37 −0
Original line number Original line Diff line number Diff line 
//

// Created by mburket on 4/9/18.

//



#include "urlParse.h"

#include <stdlib.h>

#include <stdio.h>

#include <string.h>

/// Gets the parts of a url from a string

///

/// \param url the full string of the url

/// \param rhost return host

/// \param rport return port

/// \param rpage return

/// \return 0 if success

int getUrlParts(char *url, char **rhost, int *rport, char **rpage) {

    char *host = malloc(sizeof(char) * 256);

    int port = 80;

    char *page = malloc(sizeof(char) * 256);

    for (int i = 0; i < 100; i++) {

        page[0] = '\0';

    }

    // I know this bad

    // But it works somewhat

    // Idea from https://stackoverflow.com/a/726214

    if (sscanf(url, "http://%99[^:]:%99d/%99[^\n]", host, &port, page) == 3) {

    } else {

        sscanf(url, "http://%99[^/]/%99[^\n]", host, page);

    }

    strcpy(*rhost, host);

    *rport = port;

    strcpy(*rpage, page);

    free(page);

    free(host);

    return 0;



}