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-rw-r--r--mdk-stage1/url.c501
1 files changed, 0 insertions, 501 deletions
diff --git a/mdk-stage1/url.c b/mdk-stage1/url.c
deleted file mode 100644
index ada5696cd..000000000
--- a/mdk-stage1/url.c
+++ /dev/null
@@ -1,501 +0,0 @@
-/*
- * Guillaume Cottenceau (gc@mandrakesoft.com)
- *
- * Copyright 2000 MandrakeSoft
- *
- * This software may be freely redistributed under the terms of the GNU
- * public license.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- */
-
-/*
- * Portions from Erik Troan <ewt@redhat.com> and Matt Wilson <msw@redhat.com>
- *
- * Copyright 1999 Red Hat, Inc.
- *
- */
-
-#include <alloca.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in_systm.h>
-
-#include <ctype.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <netdb.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <unistd.h>
-#include <sys/poll.h>
-
-#include <netinet/in.h>
-#include <netinet/ip.h>
-#include <arpa/inet.h>
-
-#include "dns.h"
-#include "log.h"
-#include "tools.h"
-
-#include "url.h"
-
-
-#define TIMEOUT_SECS 60
-#define BUFFER_SIZE 4096
-
-
-static int ftp_check_response(int sock, char ** str)
-{
- static char buf[BUFFER_SIZE + 1];
- int bufLength = 0;
- struct pollfd polls;
- char * chptr, * start;
- int bytesRead, rc = 0;
- int doesContinue = 1;
- char errorCode[4];
-
- errorCode[0] = '\0';
-
- do {
- polls.fd = sock;
- polls.events = POLLIN;
- if (poll(&polls, 1, TIMEOUT_SECS*1000) != 1)
- return FTPERR_BAD_SERVER_RESPONSE;
-
- bytesRead = read(sock, buf + bufLength, sizeof(buf) - bufLength - 1);
-
- bufLength += bytesRead;
-
- buf[bufLength] = '\0';
-
- /* divide the response into lines, checking each one to see if
- we are finished or need to continue */
-
- start = chptr = buf;
-
- do {
- while (*chptr != '\n' && *chptr) chptr++;
-
- if (*chptr == '\n') {
- *chptr = '\0';
- if (*(chptr - 1) == '\r') *(chptr - 1) = '\0';
- if (str) *str = start;
-
- if (errorCode[0]) {
- if (!strncmp(start, errorCode, 3) && start[3] == ' ')
- doesContinue = 0;
- } else {
- strncpy(errorCode, start, 3);
- errorCode[3] = '\0';
- if (start[3] != '-') {
- doesContinue = 0;
- }
- }
-
- start = chptr + 1;
- chptr++;
- } else {
- chptr++;
- }
- } while (*chptr);
-
- if (doesContinue && chptr > start) {
- memcpy(buf, start, chptr - start - 1);
- bufLength = chptr - start - 1;
- } else {
- bufLength = 0;
- }
- } while (doesContinue);
-
- if (*errorCode == '4' || *errorCode == '5') {
- if (!strncmp(errorCode, "550", 3)) {
- return FTPERR_FILE_NOT_FOUND;
- }
-
- return FTPERR_BAD_SERVER_RESPONSE;
- }
-
- if (rc) return rc;
-
- return 0;
-}
-
-static int ftp_command(int sock, char * command, char * param)
-{
- char buf[500];
- int rc;
-
- strcpy(buf, command);
- if (param) {
- strcat(buf, " ");
- strcat(buf, param);
- }
-
- strcat(buf, "\r\n");
-
- if (write(sock, buf, strlen(buf)) != (ssize_t)strlen(buf)) {
- return FTPERR_SERVER_IO_ERROR;
- }
-
- if ((rc = ftp_check_response(sock, NULL)))
- return rc;
-
- return 0;
-}
-
-static int get_host_address(char * host, struct in_addr * address)
-{
- if (isdigit(host[0])) {
- if (!inet_aton(host, address)) {
- return FTPERR_BAD_HOST_ADDR;
- }
- } else {
- if (mygethostbyname(host, address))
- return FTPERR_BAD_HOSTNAME;
- }
-
- return 0;
-}
-
-int ftp_open_connection(char * host, char * name, char * password, char * proxy)
-{
- int sock;
- struct in_addr serverAddress;
- struct sockaddr_in destPort;
- char * buf;
- int rc;
- int port = 21;
-
- if (!strcmp(name, "")) {
- name = "anonymous";
- password = "-drakx@";
- }
-
- if (strcmp(proxy, "")) {
- buf = alloca(strlen(name) + strlen(host) + 5);
- sprintf(buf, "%s@%s", name, host);
- name = buf;
- host = proxy;
- }
-
- if ((rc = get_host_address(host, &serverAddress))) return rc;
-
- sock = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
- if (sock < 0) {
- return FTPERR_FAILED_CONNECT;
- }
-
- destPort.sin_family = AF_INET;
- destPort.sin_port = htons(port);
- destPort.sin_addr = serverAddress;
-
- if (connect(sock, (struct sockaddr *) &destPort, sizeof(destPort))) {
- close(sock);
- return FTPERR_FAILED_CONNECT;
- }
-
- /* ftpCheckResponse() assumes the socket is nonblocking */
- if (fcntl(sock, F_SETFL, O_NONBLOCK)) {
- close(sock);
- return FTPERR_FAILED_CONNECT;
- }
-
- if ((rc = ftp_check_response(sock, NULL))) {
- return rc;
- }
-
- if ((rc = ftp_command(sock, "USER", name))) {
- close(sock);
- return rc;
- }
-
- if ((rc = ftp_command(sock, "PASS", password))) {
- close(sock);
- return rc;
- }
-
- if ((rc = ftp_command(sock, "TYPE", "I"))) {
- close(sock);
- return rc;
- }
-
- return sock;
-}
-
-
-int ftp_data_command(int sock, char * command, char * param)
-{
- int dataSocket;
- struct sockaddr_in dataAddress;
- int i, j;
- char * passReply;
- char * chptr;
- char retrCommand[500];
- int rc;
-
- if (write(sock, "PASV\r\n", 6) != 6) {
- return FTPERR_SERVER_IO_ERROR;
- }
- if ((rc = ftp_check_response(sock, &passReply)))
- return FTPERR_PASSIVE_ERROR;
-
- chptr = passReply;
- while (*chptr && *chptr != '(') chptr++;
- if (*chptr != '(') return FTPERR_PASSIVE_ERROR;
- chptr++;
- passReply = chptr;
- while (*chptr && *chptr != ')') chptr++;
- if (*chptr != ')') return FTPERR_PASSIVE_ERROR;
- *chptr-- = '\0';
-
- while (*chptr && *chptr != ',') chptr--;
- if (*chptr != ',') return FTPERR_PASSIVE_ERROR;
- chptr--;
- while (*chptr && *chptr != ',') chptr--;
- if (*chptr != ',') return FTPERR_PASSIVE_ERROR;
- *chptr++ = '\0';
-
- /* now passReply points to the IP portion, and chptr points to the
- port number portion */
-
- dataAddress.sin_family = AF_INET;
- if (sscanf(chptr, "%d,%d", &i, &j) != 2) {
- return FTPERR_PASSIVE_ERROR;
- }
- dataAddress.sin_port = htons((i << 8) + j);
-
- chptr = passReply;
- while (*chptr++) {
- if (*chptr == ',') *chptr = '.';
- }
-
- if (!inet_aton(passReply, &dataAddress.sin_addr))
- return FTPERR_PASSIVE_ERROR;
-
- dataSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
- if (dataSocket < 0) {
- return FTPERR_FAILED_CONNECT;
- }
-
- if (!param)
- sprintf(retrCommand, "%s\r\n", command);
- else
- sprintf(retrCommand, "%s %s\r\n", command, param);
-
- i = strlen(retrCommand);
-
- if (write(sock, retrCommand, i) != i) {
- return FTPERR_SERVER_IO_ERROR;
- }
-
- if (connect(dataSocket, (struct sockaddr *) &dataAddress,
- sizeof(dataAddress))) {
- close(dataSocket);
- return FTPERR_FAILED_DATA_CONNECT;
- }
-
- if ((rc = ftp_check_response(sock, NULL))) {
- close(dataSocket);
- return rc;
- }
-
- return dataSocket;
-}
-
-
-static int ftp_get_filesize(int sock, char * remotename)
-{
- int size = 0;
- char buf[2000];
- char file[500];
- char * ptr;
- int fd, rc, tot;
- int i;
-
- strcpy(buf, remotename);
- ptr = strrchr(buf, '/');
- if (!*ptr)
- return -1;
- *ptr = '\0';
-
- strcpy(file, ptr+1);
-
- if ((rc = ftp_command(sock, "CWD", buf))) {
- return -1;
- }
-
- fd = ftp_data_command(sock, "LIST", NULL);
- if (fd <= 0) {
- close(sock);
- return -1;
- }
-
- ptr = buf;
- while ((tot = read(fd, ptr, sizeof(buf) - (ptr - buf))) != 0)
- ptr += tot;
- *ptr = '\0';
- close(fd);
-
- if (!(ptr = strstr(buf, file))) {
- log_message("FTP/get_filesize: Bad mood, directory does not contain searched file (%s)", file);
- if (ftp_end_data_command(sock))
- close(sock);
- return -1;
- }
-
- for (i=0; i<4; i++) {
- while (*ptr && *ptr != ' ')
- ptr--;
- while (*ptr && *ptr == ' ')
- ptr--;
- }
- while (*ptr && *ptr != ' ')
- ptr--;
-
- if (ptr)
- size = charstar_to_int(ptr+1);
- else
- size = 0;
-
- if (ftp_end_data_command(sock)) {
- close(sock);
- return -1;
- }
-
- return size;
-}
-
-
-int ftp_start_download(int sock, char * remotename, int * size)
-{
- if ((*size = ftp_get_filesize(sock, remotename)) == -1) {
- log_message("FTP: could not get filesize (trying to continue)");
- *size = 0;
- }
- return ftp_data_command(sock, "RETR", remotename);
-}
-
-
-int ftp_end_data_command(int sock)
-{
- if (ftp_check_response(sock, NULL))
- return FTPERR_BAD_SERVER_RESPONSE;
-
- return 0;
-}
-
-
-int http_download_file(char * hostname, char * remotename, int * size)
-{
- char * buf;
- char headers[4096];
- char * nextChar = headers;
- int checkedCode;
- struct in_addr serverAddress;
- struct pollfd polls;
- int sock;
- int rc;
- struct sockaddr_in destPort;
- char * header_content_length = "Content-Length: ";
-
- if ((rc = get_host_address(hostname, &serverAddress))) return rc;
-
- sock = socket(AF_INET, SOCK_STREAM, IPPROTO_IP);
- if (sock < 0) {
- return FTPERR_FAILED_CONNECT;
- }
-
- destPort.sin_family = AF_INET;
- destPort.sin_port = htons(80);
- destPort.sin_addr = serverAddress;
-
- if (connect(sock, (struct sockaddr *) &destPort, sizeof(destPort))) {
- close(sock);
- return FTPERR_FAILED_CONNECT;
- }
-
- buf = alloca(strlen(remotename) + 20);
- sprintf(buf, "GET %s HTTP/0.9\r\n\r\n", remotename);
- write(sock, buf, strlen(buf));
-
- /* This is fun; read the response a character at a time until we:
-
- 1) Get our first \r\n; which lets us check the return code
- 2) Get a \r\n\r\n, which means we're done */
-
- *nextChar = '\0';
- checkedCode = 0;
- while (!strstr(headers, "\r\n\r\n")) {
- polls.fd = sock;
- polls.events = POLLIN;
- rc = poll(&polls, 1, TIMEOUT_SECS*1000);
-
- if (rc == 0) {
- close(sock);
- return FTPERR_SERVER_TIMEOUT;
- } else if (rc < 0) {
- close(sock);
- return FTPERR_SERVER_IO_ERROR;
- }
-
- if (read(sock, nextChar, 1) != 1) {
- close(sock);
- return FTPERR_SERVER_IO_ERROR;
- }
-
- nextChar++;
- *nextChar = '\0';
-
- if (nextChar - headers == sizeof(headers)) {
- close(sock);
- return FTPERR_SERVER_IO_ERROR;
- }
-
- if (!checkedCode && strstr(headers, "\r\n")) {
- char * start, * end;
-
- checkedCode = 1;
- start = headers;
- while (!isspace(*start) && *start) start++;
- if (!*start) {
- close(sock);
- return FTPERR_SERVER_IO_ERROR;
- }
- start++;
-
- end = start;
- while (!isspace(*end) && *end) end++;
- if (!*end) {
- close(sock);
- return FTPERR_SERVER_IO_ERROR;
- }
-
- *end = '\0';
- if (!strcmp(start, "404")) {
- close(sock);
- return FTPERR_FILE_NOT_FOUND;
- } else if (strcmp(start, "200")) {
- close(sock);
- return FTPERR_BAD_SERVER_RESPONSE;
- }
-
- *end = ' ';
- }
- }
-
- if ((buf = strstr(headers, header_content_length)))
- *size = charstar_to_int(buf + strlen(header_content_length));
- else
- *size = 0;
-
- return sock;
-}
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