int main(void) {
Stream * stream;
stream = Stream_new(0);
Stream_write_string(stream, "a");
Stream_write_string(stream, "bc");
assert(stream->length == 3);
assert(memcmp(stream->data, "abc", 3) == 0);
Stream_delete(stream);
/* test writing chars to stream */
stream = Stream_new(2);
Stream_write_char(stream, 'a');
Stream_write_char(stream, 'b');
Stream_write_char(stream, 'c');
assert(stream->length == 3);
assert(memcmp(stream->data, "abc", 3) == 0);
Stream_reset(stream);
Stream_write_char(stream, 'x');
Stream_write_char(stream, 'y');
assert(stream->length == 2);
assert(memcmp(stream->data, "xy", 2) == 0);
Stream_delete(stream);
/* test writing file to stream */
stream = Stream_new(0);
FILE * f = xfopen("Makefile", "r");
fseek(f, 0, SEEK_END);
long file_length = ftell(f);
fseek(f, 0, SEEK_SET);
uint8_t * file_contents = xmalloc(file_length);
fread(file_contents, 1, file_length, f);
fseek(f, 0, SEEK_SET);
Stream_write_file_contents(stream, f);
fclose(f);
assert(stream->length == (size_t) file_length);
assert(memcmp(stream->data, file_contents, file_length) == 0);
free(file_contents);
Stream_delete(stream);
stream = Stream_new(0);
Stream_printf(stream, "%s %d\n", "abc", 123);
assert(stream->length == 8);
assert(memcmp(stream->data, "abc 123\n", 8) == 0);
Stream_delete(stream);
stream = Stream_new(10);
size_t length = 0;
for (int i = 0; i < 100; i++) {
Stream_printf(stream, "%s %d\n", "abc", i);
if (i < 10) {
length += 6;
}
else {
length += 7;
}
}
assert(stream->length == length);
length = 0;
for (int i = 0; i < 100; i++) {
char buffer[8];
int result = sprintf(buffer, "%s %d\n", "abc", i);
assert(memcmp(stream->data + length, buffer, result) == 0);
length += result;
}
assert(stream->length == length);
Stream_delete(stream);
stream = Stream_new(10);
char buffer[100];
for (int i = 0; i < 100; i++) {
buffer[i] = 'x';
}
Stream_write(stream, buffer, 100);
assert(stream->length == 100);
for (int i = 0; i < 100; i++) {
assert(stream->data[i] == 'x');
}
Stream_delete(stream);
exit(EXIT_SUCCESS);
}
int main(void) {
#ifdef __MINGW32__
WSADATA data;
if (WSAStartup(MAKEWORD(1, 1), &data) != 0) {
return 1;
}
#endif
SOCKET s = socket(PF_INET, SOCK_STREAM, 0);
assert(s != INVALID_SOCKET);
int optval = 1;
setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (const char *) &optval, sizeof(optval));
struct sockaddr_in a;
a.sin_family = AF_INET;
a.sin_port = htons(8000);
a.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
int result = bind(s, (struct sockaddr *) &a, sizeof(a));
assert(result == 0);
result = listen(s, 5);
assert(result == 0);
for (;;) {
struct sockaddr_in client_address;
size_t size = sizeof(client_address);
int client_socket = accept(s, (struct sockaddr *) &client_address, &size);
assert(client_socket > 0);
/* read request */
Stream * stream = Stream_new(0);
int state = 0;
while (state != 2) {
uint8_t buffer[8192];
ssize_t bytes_read = recv(client_socket, buffer, 8192, 0);
assert(bytes_read > 0);
Stream_write(stream, buffer, bytes_read);
for (int i = 0; i < bytes_read && state != 2; i++) {
uint8_t byte = buffer[i];
switch (state) {
case 0:
if (byte == '\n') {
state = 1;
}
break;
case 1:
if (byte == '\n') {
state = 2;
}
else if (byte == '\r') {
state = 1;
}
else {
state = 0;
}
break;
}
}
}
char * method;
char * url;
char * request_line = (char *) stream->data;
char * first_space = strchr(request_line, ' ');
assert(first_space != NULL);
char * second_space = strchr(first_space + 1, ' ');
assert(second_space != NULL);
method = xstrndup(request_line, first_space - request_line);
url = xstrndup(first_space + 1, second_space - (first_space + 1));
/* send response */
char * message;
if (strcmp(url, "http://127.0.0.1:8000/utf-8.js") == 0 || strcmp(url, "/utf-8.js") == 0) {
message = "HTTP/1.1 200 OK\r\n"
"Connection: close\r\n"
"Content-type: text/javascript; charset=UTF-8\r\n"
"\r\n"
"var s = 'eèéΓͺ';\n"
"var r = /eèéΓͺ/;\n";
}
else if (strcmp(url, "http://127.0.0.1:8000/iso-8859-1.js") == 0 || strcmp(url, "/iso-8859-1.js") == 0) {
message = "HTTP/1.1 200 OK\r\n"
"Connection: close\r\n"
"Content-type: text/javascript; charset=ISO-8859-1\r\n"
"\r\n"
"var s = 'eθικ';\n"
"var r = /eθικ/;\n";
}
else if (strcmp(url, "http://127.0.0.1:8000/bogus.js") == 0 || strcmp(url, "/bogus.js") == 0) {
message = "HTTP/1.1 200 OK\r\n"
"Connection: close\r\n"
"Content-type: text/javascript; charset=BOGUS\r\n"
"\r\n"
"var s = 'eθικ';\n"
"var r = /eθικ/;\n";
}
else if (strcmp(url, "http://127.0.0.1:8000/malformed.js") == 0 || strcmp(url, "/malformed.js") == 0) {
message = "HTTP/1.1 200 OK\r\n"
"Connection: close\r\n"
"Content-type: text/javascript; charset=UTF-8\r\n"
"\r\n"
"var s = 'eθικ';\n"
"var r = /eθικ/;\n";
}
else {
abort();
}
size_t message_length = strlen(message);
ssize_t bytes_sent = send(client_socket, message, message_length, 0);
assert(bytes_sent == (ssize_t) message_length);
closesocket(client_socket);
}
return 0;
}
