diff options
Diffstat (limited to 'mdk-stage1/url.c')
| -rw-r--r-- | mdk-stage1/url.c | 876 |
1 files changed, 438 insertions, 438 deletions
diff --git a/mdk-stage1/url.c b/mdk-stage1/url.c index 3d2846649..305f5ce0f 100644 --- a/mdk-stage1/url.c +++ b/mdk-stage1/url.c @@ -58,503 +58,503 @@ 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]; + 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'; + 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; + 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; + char buf[500]; + int rc; - snprintf(buf, sizeof(buf), "%s%s%s\r\n", command, param ? " " : "", param ? param : ""); + snprintf(buf, sizeof(buf), "%s%s%s\r\n", command, param ? " " : "", param ? param : ""); - if (write(sock, buf, strlen(buf)) != (ssize_t)strlen(buf)) { - return FTPERR_SERVER_IO_ERROR; - } + if (write(sock, buf, strlen(buf)) != (ssize_t)strlen(buf)) { + return FTPERR_SERVER_IO_ERROR; + } - if ((rc = ftp_check_response(sock, NULL))) - return rc; + if ((rc = ftp_check_response(sock, NULL))) + return rc; - return 0; + 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; - } + 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; + return 0; } int ftp_open_connection(char * host, char * name, char * password, char * proxy) { - int sock; - struct in_addr serverAddress; - struct sockaddr_in destPort; - int rc; - int port = 21; - - if (!strcmp(name, "")) { - name = "anonymous"; - password = "-drakx@"; - } - - if (strcmp(proxy, "")) { - name = asprintf_("%s@%s", name, host); - 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 sock; + struct in_addr serverAddress; + struct sockaddr_in destPort; + int rc; + int port = 21; + + if (!strcmp(name, "")) { + name = "anonymous"; + password = "-drakx@"; + } + + if (strcmp(proxy, "")) { + name = asprintf_("%s@%s", name, host); + 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'; + 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); + /* 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; + 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; } 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", file); - if (fd <= 0) { - close(sock); - return -1; - } - - ptr = buf; - while ((tot = read(fd, ptr, sizeof(buf) - (ptr - buf) - 1)) != 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 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", file); + if (fd <= 0) { + close(sock); + return -1; + } + + ptr = buf; + while ((tot = read(fd, ptr, sizeof(buf) - (ptr - buf) - 1)) != 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); + 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; + if (ftp_check_response(sock, NULL)) + return FTPERR_BAD_SERVER_RESPONSE; + + return 0; } char *str_ftp_error(int error) { - return error == FTPERR_PASSIVE_ERROR ? "error with passive connection" : - error == FTPERR_FAILED_CONNECT ? "couldn't connect to server" : - error == FTPERR_FILE_NOT_FOUND ? "file not found" : - error == FTPERR_BAD_SERVER_RESPONSE ? "bad server response (server too busy?)" : - NULL; + return error == FTPERR_PASSIVE_ERROR ? "error with passive connection" : + error == FTPERR_FAILED_CONNECT ? "couldn't connect to server" : + error == FTPERR_FILE_NOT_FOUND ? "file not found" : + error == FTPERR_BAD_SERVER_RESPONSE ? "bad server response (server too busy?)" : + NULL; } static int _http_download_file(char * hostname, char * remotename, int * size, char * proxyprotocol, char * proxyname, char * proxyport, int recursion) { - char * buf; - char headers[4096]; - char * nextChar = headers; - int statusCode; - struct in_addr serverAddress; - struct pollfd polls; - int sock; - int rc; - struct sockaddr_in destPort; - const char * header_content_length = "Content-Length: "; - const char * header_location = "Location: http://"; - char * http_server_name; - int http_server_port; - - if (proxyprotocol) { - http_server_name = proxyname; - http_server_port = atoi(proxyport); - } else { - http_server_name = hostname; - http_server_port = 80; - } - - log_message("HTTP: connecting to server %s:%i (%s)", - http_server_name, http_server_port, - proxyprotocol ? "proxy" : "no proxy"); - - if ((rc = get_host_address(http_server_name, &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(http_server_port); - destPort.sin_addr = serverAddress; - - if (connect(sock, (struct sockaddr *) &destPort, sizeof(destPort))) { - close(sock); - return FTPERR_FAILED_CONNECT; - } + char * buf; + char headers[4096]; + char * nextChar = headers; + int statusCode; + struct in_addr serverAddress; + struct pollfd polls; + int sock; + int rc; + struct sockaddr_in destPort; + const char * header_content_length = "Content-Length: "; + const char * header_location = "Location: http://"; + char * http_server_name; + int http_server_port; + + if (proxyprotocol) { + http_server_name = proxyname; + http_server_port = atoi(proxyport); + } else { + http_server_name = hostname; + http_server_port = 80; + } + + log_message("HTTP: connecting to server %s:%i (%s)", + http_server_name, http_server_port, + proxyprotocol ? "proxy" : "no proxy"); + + if ((rc = get_host_address(http_server_name, &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(http_server_port); + destPort.sin_addr = serverAddress; + + if (connect(sock, (struct sockaddr *) &destPort, sizeof(destPort))) { + close(sock); + return FTPERR_FAILED_CONNECT; + } buf = proxyprotocol ? asprintf_("GET %s://%s%s HTTP/1.0\r\nHost: %s\r\n\r\n", proxyprotocol, hostname, remotename, hostname) : asprintf_("GET %s HTTP/1.0\r\nHost: %s\r\n\r\n", remotename, hostname); - 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'; - statusCode = 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 (!statusCode && strstr(headers, "\r\n")) { - char * start, * end; - - 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'; + 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'; + statusCode = 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 (!statusCode && strstr(headers, "\r\n")) { + char * start, * end; + + 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'; log_message("HTTP: server response '%s'", start); - if (streq(start, "404")) { - close(sock); - return FTPERR_FILE_NOT_FOUND; - } else if (streq(start, "302")) { - log_message("HTTP: found, but document has moved"); - statusCode = 302; - } else if (streq(start, "200")) { - statusCode = 200; - } else { - close(sock); - return FTPERR_BAD_SERVER_RESPONSE; - } - - *end = ' '; - } - } - - if (statusCode == 302) { - if (recursion >= HTTP_MAX_RECURSION) { - log_message("HTTP: too many levels of recursion, aborting"); - close(sock); - return FTPERR_UNKNOWN; - } - if ((buf = strstr(headers, header_location))) { - char * found_host; - char *found_file; - found_host = buf + strlen(header_location); - if ((found_file = index(found_host, '/'))) { - if ((buf = index(found_file, '\r'))) { - buf[0] = '\0'; - remotename = strdup(found_file); - found_file[0] = '\0'; - hostname = strdup(found_host); - log_message("HTTP: redirected to new host \"%s\" and file \"%s\"", hostname, remotename); - } - } - - } - /* - * don't fail if new URL can't be parsed, - * asking the same URL may work if the DNS server are doing round-robin - */ - return _http_download_file(hostname, remotename, size, proxyprotocol, proxyname, proxyport, recursion + 1); - } - - if ((buf = strstr(headers, header_content_length))) - *size = charstar_to_int(buf + strlen(header_content_length)); - else - *size = 0; - - return sock; + if (streq(start, "404")) { + close(sock); + return FTPERR_FILE_NOT_FOUND; + } else if (streq(start, "302")) { + log_message("HTTP: found, but document has moved"); + statusCode = 302; + } else if (streq(start, "200")) { + statusCode = 200; + } else { + close(sock); + return FTPERR_BAD_SERVER_RESPONSE; + } + + *end = ' '; + } + } + + if (statusCode == 302) { + if (recursion >= HTTP_MAX_RECURSION) { + log_message("HTTP: too many levels of recursion, aborting"); + close(sock); + return FTPERR_UNKNOWN; + } + if ((buf = strstr(headers, header_location))) { + char * found_host; + char *found_file; + found_host = buf + strlen(header_location); + if ((found_file = index(found_host, '/'))) { + if ((buf = index(found_file, '\r'))) { + buf[0] = '\0'; + remotename = strdup(found_file); + found_file[0] = '\0'; + hostname = strdup(found_host); + log_message("HTTP: redirected to new host \"%s\" and file \"%s\"", hostname, remotename); + } + } + + } + /* + * don't fail if new URL can't be parsed, + * asking the same URL may work if the DNS server are doing round-robin + */ + return _http_download_file(hostname, remotename, size, proxyprotocol, proxyname, proxyport, recursion + 1); + } + + if ((buf = strstr(headers, header_content_length))) + *size = charstar_to_int(buf + strlen(header_content_length)); + else + *size = 0; + + return sock; } int http_download_file(char * hostname, char * remotename, int * size, char * proxyprotocol, char * proxyname, char * proxyport) { - return _http_download_file(hostname, remotename, size, proxyprotocol, proxyname, proxyport, 0); + return _http_download_file(hostname, remotename, size, proxyprotocol, proxyname, proxyport, 0); } |