diff options
Diffstat (limited to 'P4')
| -rw-r--r-- | P4/Makefile | 2 | ||||
| -rw-r--r-- | P4/util.c | 34 |
2 files changed, 15 insertions, 21 deletions
diff --git a/P4/Makefile b/P4/Makefile index 6f8b473..2829f78 100644 --- a/P4/Makefile +++ b/P4/Makefile @@ -6,4 +6,4 @@ web_server: server.c util.c ${CC} -Wall -o web_server server.c util.c ${LDFLAGS} clean: - rm web_server + rm web_server webserver_log @@ -16,7 +16,7 @@ #include "util.h" //Global socket -int sockfd, new_socket; +int sockfd; /********************************************** * init @@ -67,11 +67,11 @@ void init(int port) { int accept_connection(void) { struct sockaddr_in address; - int addrlen = sizeof(address); + int addrlen = sizeof(address), new_socket = 0; if ((new_socket = accept(sockfd, (struct sockaddr *)&address, (socklen_t*)&addrlen))<0) { perror("Accept"); return -1; - } + }; return(new_socket); } @@ -97,22 +97,22 @@ int get_request(int fd, char *filename) { char get[100], http[100]; read(fd, buffer, 2048); - + printf("%s\n", buffer); if(sscanf(buffer, "%s %s %s", get, filename, http) < 2) { // Read HTTP Get request and parse - close(fd); + perror("Cannot parse request"); return -1; } else if (strcmp(get, "GET")) { - close(fd); + printf("Not a GET\n"); return -2; } else if (strlen(filename) > 1023) { - close(fd); + printf("Not sure but bad\n"); return -3; } for (int i=0; i<strlen(filename); i++) { if ((strstr(filename, "//")) != 0 || (strstr(filename, "..")) != 0) { - close(fd); + printf("Invalid directory!\n"); return -4; } } @@ -146,7 +146,6 @@ int return_result(int fd, char *content_type, char *buf, int numbytes) { close(fd); return -1; } - // if (fprintf(fdstream, "HTTP/1.1 200 OK\nContent-Type: %s\nContent-Length: %d\nConnection: Close\n\n", content_type, numbytes) < 0) { close(fd); return -2; @@ -162,7 +161,7 @@ int return_result(int fd, char *content_type, char *buf, int numbytes) { return -4; } if (write(fd, buf, numbytes) == -1) { - perror("Return result: Write error"); + perror("Write error"); close(fd); return -5; } @@ -182,32 +181,27 @@ int return_result(int fd, char *content_type, char *buf, int numbytes) { int return_error(int fd, char *buf) { //Convert low IO to high IO FILE *fdstream = fdopen(fd, "w"); - if (fdstream == NULL) - { + if (fdstream == NULL) { printf("File stream conversion(?) failed.\n"); close(fd); return -1; } // - if (fprintf(fdstream, "HTTP/1.1 404 Not Found\nContent-Length: %ld\nConnection: Close\n\n", strlen(buf)) < 0) - { + if (fprintf(fdstream, "HTTP/1.1 404 Not Found\nContent-Length: %ld\nConnection: Close\n\n", strlen(buf)) < 0) { close(fd); return -2; } - if (fflush(fdstream) == EOF) - { + if (fflush(fdstream) == EOF) { perror("Flush error"); close(fd); return -3; } - if (fclose(fdstream) == EOF) - { + if (fclose(fdstream) == EOF) { perror("Stream close error"); close(fd); return -4; } - if (write(fd, buf, strlen(buf)) == -1) - { + if (write(fd, buf, strlen(buf)) == -1) { perror("Return result: Write error"); close(fd); return -5; |