diff options
Diffstat (limited to 'lib/libalpm')
| -rw-r--r-- | lib/libalpm/server.c | 578 | ||||
| -rw-r--r-- | lib/libalpm/server.h | 53 | 
2 files changed, 631 insertions, 0 deletions
| diff --git a/lib/libalpm/server.c b/lib/libalpm/server.c new file mode 100644 index 00000000..a0f38c42 --- /dev/null +++ b/lib/libalpm/server.c @@ -0,0 +1,578 @@ +/* + *  server.c + *  + *  Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.org> + *  + *  This program is free software; you can redistribute it and/or modify + *  it under the terms of the GNU General Public License as published by + *  the Free Software Foundation; either version 2 of the License, or + *  (at your option) any later version. + * + *  This program is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + *  GNU General Public License for more details. + * + *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,  + *  USA. + */ + +#include <stdlib.h> +#include <string.h> +#include <stdio.h> +#include <libintl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +#include <time.h> +#include <sys/time.h> +#include <ftplib.h> + +/* pacman */ +#include "server.h" +#include "error.h" +#include "log.h" +#include "alpm.h" +#include "util.h" +#include "handle.h" + +extern pmhandle_t *handle; +FtpCallback pm_dlcb = NULL; +/* progress bar */ +char *pm_dlfnm=NULL; +int *pm_dloffset=NULL; +struct timeval *pm_dlt0=NULL, *pm_dlt=NULL; +float *pm_dlrate=NULL; +int *pm_dlxfered1=NULL; +unsigned char *pm_dleta_h=NULL, *pm_dleta_m=NULL, *pm_dleta_s=NULL; + +pmserver_t *_alpm_server_new(char *url) +{ +	pmserver_t *server; +	char *ptr; + +	server = (pmserver_t *)malloc(sizeof(pmserver_t)); +	if(server == NULL) { +		_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(pmserver_t)); +		RET_ERR(PM_ERR_MEMORY, NULL); +	} + +	memset(server, 0, sizeof(pmserver_t)); + +	/* parse our special url */ +	ptr = strstr(url, "://"); +	if(ptr == NULL) { +		RET_ERR(PM_ERR_SERVER_BAD_LOCATION, NULL); +	} +	*ptr = '\0'; +	ptr++; ptr++; ptr++; +	if(ptr == NULL || *ptr == '\0') { +		RET_ERR(PM_ERR_SERVER_BAD_LOCATION, NULL); +	} +	server->protocol = strdup(url); +	if(!strcmp(server->protocol, "ftp") || !strcmp(server->protocol, "http")) { +		char *slash; +		/* split the url into domain and path */ +		slash = strchr(ptr, '/'); +		if(slash == NULL) { +			/* no path included, default to / */ +			server->path = strdup("/"); +		} else { +			/* add a trailing slash if we need to */ +			if(slash[strlen(slash)-1] == '/') { +				server->path = strdup(slash); +			} else { +				if((server->path = (char *)malloc(strlen(slash)+2)) == NULL) { +					_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(strlen(slash+2))); +					RET_ERR(PM_ERR_MEMORY, NULL); +				} +				sprintf(server->path, "%s/", slash); +			} +			*slash = '\0'; +		} +		server->server = strdup(ptr); +	} else if(!strcmp(server->protocol, "file")){ +		/* add a trailing slash if we need to */ +		if(ptr[strlen(ptr)-1] == '/') { +			server->path = strdup(ptr); +		} else { +			server->path = (char *)malloc(strlen(ptr)+2); +			if(server->path == NULL) { +				_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(strlen(ptr+2))); +				RET_ERR(PM_ERR_MEMORY, NULL); +			} +			sprintf(server->path, "%s/", ptr); +		} +	} else { +		RET_ERR(PM_ERR_SERVER_PROTOCOL_UNSUPPORTED, NULL); +	} + +	return(server); +} + +void _alpm_server_free(void *data) +{ +	pmserver_t *server = data; + +	if(server == NULL) { +		return; +	} + +	/* free memory */ +	FREE(server->protocol); +	FREE(server->server); +	FREE(server->path); +	free(server); +} + +/* + * Download a list of files from a list of servers + *   - if one server fails, we try the next one in the list + * + * RETURN:  0 for successful download, 1 on error + */ +int _alpm_downloadfiles(PMList *servers, const char *localpath, PMList *files) +{ +	return(!!_alpm_downloadfiles_forreal(servers, localpath, files, NULL, NULL)); +} + +/* + * This is the real downloadfiles, used directly by sync_synctree() to check + * modtimes on remote files. + *   - if *mtime1 is non-NULL, then only download files + *     if they are different than *mtime1.  String should be in the form + *     "YYYYMMDDHHMMSS" to match the form of ftplib's FtpModDate() function. + *   - if *mtime2 is non-NULL, then it will be filled with the mtime + *     of the remote file (from MDTM FTP cmd or Last-Modified HTTP header). + *  + * RETURN:  0 for successful download + *         -1 if the mtimes are identical + *          1 on error + */ +int _alpm_downloadfiles_forreal(PMList *servers, const char *localpath, +	PMList *files, const char *mtime1, char *mtime2) +{ +	int fsz; +	netbuf *control = NULL; +	PMList *lp; +	int done = 0; +	PMList *complete = NULL; +	PMList *i; + +	if(files == NULL) { +		return(0); +	} + +  _alpm_log(PM_LOG_DEBUG, _("server check, %d\n"),servers); +	for(i = servers; i && !done; i = i->next) { +		_alpm_log(PM_LOG_DEBUG, _("server check, done? %d\n"),done); +		pmserver_t *server = (pmserver_t*)i->data; + +		if(!handle->xfercommand && strcmp(server->protocol, "file")) { +			if(!strcmp(server->protocol, "ftp") && !handle->proxyhost) { +				FtpInit(); +				_alpm_log(PM_LOG_DEBUG, _("connecting to %s:21\n"), server->server); +				if(!FtpConnect(server->server, &control)) { +					_alpm_log(PM_LOG_WARNING, _("cannot connect to %s\n"), server->server); +					continue; +				} +				if(!FtpLogin("anonymous", "libalpm@guest", control)) { +					_alpm_log(PM_LOG_WARNING, _("anonymous login failed\n")); +					FtpQuit(control); +					continue; +				}	 +				if(!FtpChdir(server->path, control)) { +					_alpm_log(PM_LOG_WARNING, _("could not cwd to %s: %s\n"), server->path, FtpLastResponse(control)); +					FtpQuit(control); +					continue; +				} +				if(!handle->nopassiveftp) { +					if(!FtpOptions(FTPLIB_CONNMODE, FTPLIB_PASSIVE, control)) { +					_alpm_log(PM_LOG_WARNING, _("failed to set passive mode\n")); +					} +				} else { +					_alpm_log(PM_LOG_DEBUG, _("FTP passive mode not set\n")); +				} +			} else if(handle->proxyhost) { +				char *host; +				unsigned port; +				host = (handle->proxyhost) ? handle->proxyhost : server->server; +				port = (handle->proxyport) ? handle->proxyport : 80; +				if(strchr(host, ':')) { +					_alpm_log(PM_LOG_DEBUG, _("connecting to %s\n"), host); +				} else { +					_alpm_log(PM_LOG_DEBUG, _("connecting to %s:%u\n"), host, port); +				} +				if(!HttpConnect(host, port, &control)) { +					_alpm_log(PM_LOG_WARNING, _("cannot connect to %s\n"), host); +					continue; +				} +			} + +			/* set up our progress bar's callback (and idle timeout) */ +			if(strcmp(server->protocol, "file") && control) { +				if(pm_dlcb) { +					FtpOptions(FTPLIB_CALLBACK, (long)pm_dlcb, control); +				} else { +					_alpm_log(PM_LOG_DEBUG, _("downloadfiles: progress bar's callback is not set\n")); +				} +				FtpOptions(FTPLIB_IDLETIME, (long)1000, control); +				FtpOptions(FTPLIB_CALLBACKARG, (long)&fsz, control); +				FtpOptions(FTPLIB_CALLBACKBYTES, (10*1024), control); +			} +		} + +		/* get each file in the list */ +		for(lp = files; lp; lp = lp->next) { +			char *fn = (char *)lp->data; + +			if(_alpm_list_is_strin(fn, complete)) { +				continue; +			} + +			if(handle->xfercommand && strcmp(server->protocol, "file")) { +				int ret; +				int usepart = 0; +				char *ptr1, *ptr2; +				char origCmd[PATH_MAX]; +				char parsedCmd[PATH_MAX] = ""; +				char url[PATH_MAX]; +				char cwd[PATH_MAX]; +				/* build the full download url */ +				snprintf(url, PATH_MAX, "%s://%s%s%s", server->protocol, server->server, +						server->path, fn); +				/* replace all occurrences of %o with fn.part */ +				strncpy(origCmd, handle->xfercommand, sizeof(origCmd)); +				ptr1 = origCmd; +				while((ptr2 = strstr(ptr1, "%o"))) { +					usepart = 1; +					ptr2[0] = '\0'; +					strcat(parsedCmd, ptr1); +					strcat(parsedCmd, fn); +					strcat(parsedCmd, ".part"); +					ptr1 = ptr2 + 2; +				} +				strcat(parsedCmd, ptr1); +				/* replace all occurrences of %u with the download URL */ +				strncpy(origCmd, parsedCmd, sizeof(origCmd)); +				parsedCmd[0] = '\0'; +				ptr1 = origCmd; +				while((ptr2 = strstr(ptr1, "%u"))) { +					ptr2[0] = '\0'; +					strcat(parsedCmd, ptr1); +					strcat(parsedCmd, url); +					ptr1 = ptr2 + 2; +				} +				strcat(parsedCmd, ptr1); +				/* cwd to the download directory */ +				getcwd(cwd, PATH_MAX); +				if(chdir(localpath)) { +					_alpm_log(PM_LOG_WARNING, _("could not chdir to %s\n"), localpath); +					return(PM_ERR_CONNECT_FAILED); +				} +				/* execute the parsed command via /bin/sh -c */ +				_alpm_log(PM_LOG_DEBUG, _("running command: %s\n"), parsedCmd); +				ret = system(parsedCmd); +				if(ret == -1) { +					_alpm_log(PM_LOG_WARNING, _("running XferCommand: fork failed!\n")); +					return(PM_ERR_FORK_FAILED); +				} else if(ret != 0) { +					/* download failed */ +					_alpm_log(PM_LOG_DEBUG, _("XferCommand command returned non-zero status code (%d)\n"), ret); +				} else { +					/* download was successful */ +					complete = _alpm_list_add(complete, fn); +					if(usepart) { +						char fnpart[PATH_MAX]; +						/* rename "output.part" file to "output" file */ +						snprintf(fnpart, PATH_MAX, "%s.part", fn); +						rename(fnpart, fn); +					} +				} +				chdir(cwd); +			} else { +				char output[PATH_MAX]; +				unsigned int j; +				int filedone = 0; +				char *ptr; +				struct stat st; +				snprintf(output, PATH_MAX, "%s/%s.part", localpath, fn); +				if(pm_dlfnm) { +					strncpy(pm_dlfnm, fn, 24); +				} +				/* drop filename extension */ +				ptr = strstr(fn, PM_EXT_DB); +				if(pm_dlfnm && ptr && (ptr-fn) < 24) { +					pm_dlfnm[ptr-fn] = '\0'; +				} +				ptr = strstr(fn, PM_EXT_PKG); +				if(ptr && (ptr-fn) < 24) { +					pm_dlfnm[ptr-fn] = '\0'; +				} +				if(pm_dlfnm) { +					for(j = strlen(pm_dlfnm); j < 24; j++) { +						(pm_dlfnm)[j] = ' '; +					} +					pm_dlfnm[24] = '\0'; +				} +				if(pm_dloffset) { +					*pm_dloffset = 0; +				} + +				/* ETA setup */ +				if(pm_dlt0 && pm_dlt && pm_dlrate && pm_dlxfered1 && pm_dleta_h && pm_dleta_m && pm_dleta_s) { +					gettimeofday(pm_dlt0, NULL); +					*pm_dlt = *pm_dlt0; +					*pm_dlrate = 0; +					*pm_dlxfered1 = 0; +					*pm_dleta_h = 0; +					*pm_dleta_m = 0; +					*pm_dleta_s = 0; +				} + +				if(!strcmp(server->protocol, "ftp") && !handle->proxyhost) { +					if(!FtpSize(fn, &fsz, FTPLIB_IMAGE, control)) { +						_alpm_log(PM_LOG_WARNING, _("failed to get filesize for %s\n"), fn); +					} +					/* check mtimes */ +					if(mtime1) { +						char fmtime[64]; +						if(!FtpModDate(fn, fmtime, sizeof(fmtime)-1, control)) { +							_alpm_log(PM_LOG_WARNING, _("failed to get mtime for %s\n"), fn); +						} else { +							_alpm_strtrim(fmtime); +							if(mtime1 && !strcmp(mtime1, fmtime)) { +								/* mtimes are identical, skip this file */ +								_alpm_log(PM_LOG_DEBUG, _("mtimes are identical, skipping %s\n"), fn); +								filedone = -1; +								complete = _alpm_list_add(complete, fn); +							} else { +								if(mtime2) { +									strncpy(mtime2, fmtime, 15); /* YYYYMMDDHHMMSS (=14b) */ +									mtime2[14] = '\0'; +								} +							} +						} +					} +					if(!filedone) { +						if(!stat(output, &st)) { +							*pm_dloffset = (int)st.st_size; +							if(!FtpRestart(*pm_dloffset, control)) { +								_alpm_log(PM_LOG_WARNING, _("failed to resume download -- restarting\n")); +								/* can't resume: */ +								/* unlink the file in order to restart download from scratch */ +								unlink(output); +							} +						} +						if(!FtpGet(output, fn, FTPLIB_IMAGE, control)) { +							_alpm_log(PM_LOG_WARNING, _("\nfailed downloading %s from %s: %s\n"), +								fn, server->server, FtpLastResponse(control)); +							/* we leave the partially downloaded file in place so it can be resumed later */ +						} else { +							_alpm_log(PM_LOG_DEBUG, _("downloaded %s from %s\n"), +								fn, server->server); +							filedone = 1; +						} +					} +				} else if(!strcmp(server->protocol, "http") || (handle->proxyhost && strcmp(server->protocol, "file"))) { +					char src[PATH_MAX]; +					char *host; +					unsigned port; +					struct tm fmtime1; +					struct tm fmtime2; +					memset(&fmtime1, 0, sizeof(struct tm)); +					memset(&fmtime2, 0, sizeof(struct tm)); +					if(!strcmp(server->protocol, "http") && !handle->proxyhost) { +						/* HTTP servers hang up after each request (but not proxies), so +						 * we have to re-connect for each file. +						 */ +						host = (handle->proxyhost) ? handle->proxyhost : server->server; +						port = (handle->proxyhost) ? handle->proxyport : 80; +						if(strchr(host, ':')) { +							_alpm_log(PM_LOG_DEBUG, _("connecting to %s\n"), host); +						} else { +							_alpm_log(PM_LOG_DEBUG, _("connecting to %s:%u\n"), host, port); +						} +						if(!HttpConnect(host, port, &control)) { +							_alpm_log(PM_LOG_WARNING, _("cannot connect to %s\n"), host); +							continue; +						} +						/* set up our progress bar's callback (and idle timeout) */ +						if(strcmp(server->protocol, "file") && control) { +							if(pm_dlcb) { +								FtpOptions(FTPLIB_CALLBACK, (long)pm_dlcb, control); +							} else { +								_alpm_log(PM_LOG_DEBUG, _("downloadfiles: progress bar's callback is not set\n")); +							} +							FtpOptions(FTPLIB_IDLETIME, (long)1000, control); +							FtpOptions(FTPLIB_CALLBACKARG, (long)&fsz, control); +							FtpOptions(FTPLIB_CALLBACKBYTES, (10*1024), control); +						} +					} + +					if(!stat(output, &st)) { +						*pm_dloffset = (int)st.st_size; +					} +					if(!handle->proxyhost) { +						snprintf(src, PATH_MAX, "%s%s", server->path, fn); +					} else { +						snprintf(src, PATH_MAX, "%s://%s%s%s", server->protocol, server->server, server->path, fn); +					} +					if(mtime1 && strlen(mtime1)) { +						struct tm tmref; +						time_t t, tref; +						int diff; +						/* date conversion from YYYYMMDDHHMMSS to "rfc1123-date" */ +						sscanf(mtime1, "%4d%2d%2d%2d%2d%2d", +						       &fmtime1.tm_year, &fmtime1.tm_mon, &fmtime1.tm_mday, +						       &fmtime1.tm_hour, &fmtime1.tm_min, &fmtime1.tm_sec); +						fmtime1.tm_year -= 1900; +						fmtime1.tm_mon--; +						/* compute the week day because some web servers (like lighttpd) need them. */ +						/* we set tmref to "Thu, 01 Jan 1970 00:00:00" */ +						memset(&tmref, 0, sizeof(struct tm)); +						tmref.tm_mday = 1; +						tref = mktime(&tmref); +						/* then we compute the difference with mtime1 */ +						t = mktime(&fmtime1); +						diff = ((t-tref)/3600/24)%7; +						fmtime1.tm_wday = diff+(diff >= 3 ? -3 : 4); + +					} +					fmtime2.tm_year = 0; +					if(!HttpGet(server->server, output, src, &fsz, control, *pm_dloffset, +					            (mtime1) ? &fmtime1 : NULL, (mtime2) ? &fmtime2 : NULL)) { +						if(strstr(FtpLastResponse(control), "304")) { +							_alpm_log(PM_LOG_DEBUG, _("mtimes are identical, skipping %s\n"), fn); +							filedone = -1; +							complete = _alpm_list_add(complete, fn); +						} else { +							_alpm_log(PM_LOG_WARNING, _("\nfailed downloading %s from %s: %s\n"), +								src, server->server, FtpLastResponse(control)); +							/* we leave the partially downloaded file in place so it can be resumed later */ +						} +					} else { +						if(mtime2) { +							if(fmtime2.tm_year) { +								/* date conversion from "rfc1123-date" to YYYYMMDDHHMMSS */ +								sprintf(mtime2, "%4d%02d%02d%02d%02d%02d", +								        fmtime2.tm_year+1900, fmtime2.tm_mon+1, fmtime2.tm_mday, +								        fmtime2.tm_hour, fmtime2.tm_min, fmtime2.tm_sec); +							} else { +								_alpm_log(PM_LOG_WARNING, _("failed to get mtime for %s\n"), fn); +							} +						} +						filedone = 1; +					} +				} else if(!strcmp(server->protocol, "file")) { +					char src[PATH_MAX]; +					snprintf(src, PATH_MAX, "%s%s", server->path, fn); +					_alpm_log(PM_LOG_DEBUG, _("copying %s to %s/%s\n"), src, localpath, fn); +					/* local repository, just copy the file */ +					if(_alpm_copyfile(src, output)) { +						_alpm_log(PM_LOG_WARNING, _("failed copying %s\n"), src); +					} else { +						filedone = 1; +					} +				} + +				if(filedone > 0) { +					char completefile[PATH_MAX]; +					if(!strcmp(server->protocol, "file")) { +						EVENT(handle->trans, PM_TRANS_EVT_RETRIEVE_LOCAL, pm_dlfnm, server->path); +					} else if(pm_dlcb) { +						pm_dlcb(control, fsz-*pm_dloffset, &fsz); +					} +					complete = _alpm_list_add(complete, fn); +					/* rename "output.part" file to "output" file */ +					snprintf(completefile, PATH_MAX, "%s/%s", localpath, fn); +					rename(output, completefile); +				} else if(filedone < 0) { +					return(-1); +				} +			} +		} +		if(!handle->xfercommand) { +			if(!strcmp(server->protocol, "ftp") && !handle->proxyhost) { +				FtpQuit(control); +			} else if(!strcmp(server->protocol, "http") || (handle->proxyhost && strcmp(server->protocol, "file"))) { +				HttpQuit(control); +			} +		} + +		if(_alpm_list_count(complete) == _alpm_list_count(files)) { +			done = 1; +		} +	} + +  _alpm_log(PM_LOG_DEBUG, _("end _alpm_downloadfiles_forreal - return %d"),!done); +	return(!done); +} + +char *_alpm_fetch_pkgurl(char *target) +{ +	char spath[PATH_MAX]; +	char url[PATH_MAX]; +	char *host, *path, *fn; +	struct stat buf; + +	strncpy(url, target, PATH_MAX); +	host = strstr(url, "://"); +	*host = '\0'; +	host += 3; +	path = strchr(host, '/'); +	*path = '\0'; +	path++; +	fn = strrchr(path, '/'); +	if(fn) { +		*fn = '\0'; +		if(path[0] == '/') { +			snprintf(spath, PATH_MAX, "%s/", path); +		} else { +			snprintf(spath, PATH_MAX, "/%s/", path); +		} +		fn++; +	} else { +		fn = path; +		strcpy(spath, "/"); +	} + +	/* do not download the file if it exists in the current dir +	 */ +	if(stat(fn, &buf) == 0) { +		_alpm_log(PM_LOG_DEBUG, _(" %s is already in the current directory\n"), fn); +	} else { +		pmserver_t *server; +		PMList *servers = NULL; +		PMList *files; + +		if((server = (pmserver_t *)malloc(sizeof(pmserver_t))) == NULL) { +			_alpm_log(PM_LOG_ERROR, _("malloc failure: could not allocate %d bytes"), sizeof(pmserver_t)); +			return(NULL); +		} +		server->protocol = url; +		server->server = host; +		server->path = spath; +		servers = _alpm_list_add(servers, server); + +		files = _alpm_list_add(NULL, fn); +		if(_alpm_downloadfiles(servers, ".", files)) { +			_alpm_log(PM_LOG_WARNING, _("failed to download %s\n"), target); +			return(NULL); +		} +		FREELISTPTR(files); + +		FREELIST(servers); +	} + +	/* return the target with the raw filename, no URL */ +	#if defined(__OpenBSD__) || defined(__APPLE__) +	return(strdup(fn)); +	#else +	return(strndup(fn, PATH_MAX)); +	#endif +} + +/* vim: set ts=2 sw=2 noet: */ diff --git a/lib/libalpm/server.h b/lib/libalpm/server.h new file mode 100644 index 00000000..c5c57a44 --- /dev/null +++ b/lib/libalpm/server.h @@ -0,0 +1,53 @@ +/* + *  server.h + *  + *  Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.org> + *  + *  This program is free software; you can redistribute it and/or modify + *  it under the terms of the GNU General Public License as published by + *  the Free Software Foundation; either version 2 of the License, or + *  (at your option) any later version. + * + *  This program is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the + *  GNU General Public License for more details. + * + *  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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,  + *  USA. + */ +#ifndef _ALPM_SERVER_H +#define _ALPM_SERVER_H + +#include "list.h" + +#define FREESERVER(p) \ +do { \ +	if(p) { \ +		_alpm_server_free(p); \ +		p = NULL; \ +	} \ +} while(0) + +#define FREELISTSERVERS(p) _FREELIST(p, _alpm_server_free) + +/* Servers */ +typedef struct __pmserver_t { +	char *protocol; +	char *server; +	char *path; +} pmserver_t; + +pmserver_t *_alpm_server_new(char *url); +void _alpm_server_free(void *data); +int _alpm_downloadfiles(PMList *servers, const char *localpath, PMList *files); +int _alpm_downloadfiles_forreal(PMList *servers, const char *localpath, +	PMList *files, const char *mtime1, char *mtime2); + +char *_alpm_fetch_pkgurl(char *target); + +#endif /* _ALPM_SERVER_H */ + +/* vim: set ts=2 sw=2 noet: */ | 
