616 lines
14 KiB
C++
616 lines
14 KiB
C++
/* dump_setup.cc
|
|
|
|
Copyright 2001, 2002, 2003, 2004, 2005, 2008, 2010, 2011, 2012 Red Hat, Inc.
|
|
|
|
This file is part of Cygwin.
|
|
|
|
This software is a copyrighted work licensed under the terms of the
|
|
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
|
|
details. */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <ctype.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <io.h>
|
|
#include <sys/stat.h>
|
|
#include <errno.h>
|
|
#define WIN32_NO_STATUS /* Disable status codes in winnt.h since we include
|
|
ntstatus.h for extended status codes below. */
|
|
#include <windows.h>
|
|
#undef WIN32_NO_STATUS
|
|
#include <winternl.h>
|
|
#include <ntstatus.h>
|
|
#include "path.h"
|
|
#include <zlib.h>
|
|
|
|
static int package_len = 20;
|
|
static unsigned int version_len = 10;
|
|
|
|
|
|
typedef struct
|
|
{
|
|
char pkgtar[MAX_PATH + 1];
|
|
char pkg[MAX_PATH + 1];
|
|
char ver[MAX_PATH + 1];
|
|
char tail[MAX_PATH + 1];
|
|
char what[16];
|
|
} fileparse;
|
|
|
|
static int
|
|
find_tar_ext (const char *path)
|
|
{
|
|
char *p = strchr (path, '\0') - 9;
|
|
if (p <= path)
|
|
return 0;
|
|
if ((p = strstr (p, ".tar")) != NULL)
|
|
return p - path;
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
static char *
|
|
base (const char *s)
|
|
{
|
|
if (!s)
|
|
return 0;
|
|
const char *rv = s;
|
|
while (*s)
|
|
{
|
|
if ((*s == '/' || *s == ':' || *s == '\\') && s[1])
|
|
rv = s + 1;
|
|
s++;
|
|
}
|
|
return (char *) rv;
|
|
}
|
|
|
|
/* Parse a filename into package, version, and extension components. */
|
|
int
|
|
parse_filename (const char *in_fn, fileparse& f)
|
|
{
|
|
char *p, *ver;
|
|
char fn[strlen (in_fn) + 1];
|
|
|
|
strcpy (fn, in_fn);
|
|
int n = find_tar_ext (fn);
|
|
|
|
if (!n)
|
|
return 0;
|
|
|
|
strcpy (f.tail, fn + n);
|
|
fn[n] = '\0';
|
|
f.pkg[0] = f.what[0] = '\0';
|
|
p = base (fn);
|
|
for (ver = p; *ver; ver++)
|
|
if (*ver != '-')
|
|
continue;
|
|
else if (isdigit (ver[1]))
|
|
{
|
|
*ver++ = '\0';
|
|
strcpy (f.pkg, p);
|
|
break;
|
|
}
|
|
else if (strcasecmp (ver, "-src") == 0 ||
|
|
strcasecmp (ver, "-patch") == 0)
|
|
{
|
|
*ver++ = '\0';
|
|
strcpy (f.pkg, p);
|
|
strcpy (f.what, strlwr (ver));
|
|
strcpy (f.pkgtar, p);
|
|
strcat (f.pkgtar, f.tail);
|
|
ver = strchr (ver, '\0');
|
|
break;
|
|
}
|
|
|
|
if (!f.pkg[0])
|
|
strcpy (f.pkg, p);
|
|
|
|
if (!f.what[0])
|
|
{
|
|
int n;
|
|
p = strchr (ver, '\0');
|
|
strcpy (f.pkgtar, in_fn);
|
|
if ((p -= 4) >= ver && strcasecmp (p, "-src") == 0)
|
|
n = 4;
|
|
else if ((p -= 2) >= ver && strcasecmp (p, "-patch") == 0)
|
|
n = 6;
|
|
else
|
|
n = 0;
|
|
if (n)
|
|
{
|
|
strcpy (f.what, p + 1);
|
|
*p = '\0';
|
|
p = f.pkgtar + (p - fn) + n;
|
|
memmove (p - 4, p, strlen (p));
|
|
}
|
|
}
|
|
|
|
strcpy (f.ver, *ver ? ver : "0.0");
|
|
return 1;
|
|
}
|
|
|
|
static bool
|
|
dump_file (const char *msg, const char *fn)
|
|
{
|
|
char buf[4096];
|
|
bool printed = false;
|
|
bool found = false;
|
|
size_t len = strlen (fn);
|
|
char *path = cygpath ("/etc/setup/setup.rc", NULL);
|
|
FILE *fp = fopen (path, "rt");
|
|
|
|
if (fp)
|
|
{
|
|
while (fgets (buf, 4096, fp))
|
|
{
|
|
if (found)
|
|
{
|
|
char *bufp = buf;
|
|
|
|
if (*bufp == '\t')
|
|
++bufp;
|
|
char *p = strchr (bufp, '\0');
|
|
printf ("%s%s%s", msg, bufp,
|
|
(p == bufp) || p[-1] != '\n' ? "\n" : "");
|
|
printed = true;
|
|
break;
|
|
}
|
|
if (!strncmp (buf, fn, len) && buf[len] == '\n')
|
|
found = true;
|
|
}
|
|
fclose (fp);
|
|
}
|
|
return printed;
|
|
}
|
|
|
|
struct pkgver
|
|
{
|
|
char *name;
|
|
char *ver;
|
|
};
|
|
|
|
extern "C" {
|
|
int
|
|
compar (const void *a, const void *b)
|
|
{
|
|
const pkgver *pa = (const pkgver *) a;
|
|
const pkgver *pb = (const pkgver *) b;
|
|
return strcasecmp (pa->name, pb->name);
|
|
}
|
|
}
|
|
|
|
int
|
|
match_argv (char **argv, const char *name)
|
|
{
|
|
if (!argv || !*argv)
|
|
return -1;
|
|
for (char **a = argv; *a; a++)
|
|
if (strcasecmp (*a, name) == 0)
|
|
return a - argv + 1;
|
|
return 0;
|
|
}
|
|
|
|
static bool
|
|
could_not_access (int verbose, char *filename, char *package, const char *type)
|
|
{
|
|
switch (errno)
|
|
{
|
|
case ENOTDIR:
|
|
break;
|
|
case ENOENT:
|
|
if (verbose)
|
|
printf ("Missing %s: /%s from package %s\n",
|
|
type, filename, package);
|
|
return true;
|
|
case EACCES:
|
|
if (verbose)
|
|
printf ("Unable to access %s /%s from package %s\n",
|
|
type, filename, package);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
static const WCHAR tfx_chars[] = {
|
|
0, 0xf000 | 1, 0xf000 | 2, 0xf000 | 3,
|
|
0xf000 | 4, 0xf000 | 5, 0xf000 | 6, 0xf000 | 7,
|
|
0xf000 | 8, 0xf000 | 9, 0xf000 | 10, 0xf000 | 11,
|
|
0xf000 | 12, 0xf000 | 13, 0xf000 | 14, 0xf000 | 15,
|
|
0xf000 | 16, 0xf000 | 17, 0xf000 | 18, 0xf000 | 19,
|
|
0xf000 | 20, 0xf000 | 21, 0xf000 | 22, 0xf000 | 23,
|
|
0xf000 | 24, 0xf000 | 25, 0xf000 | 26, 0xf000 | 27,
|
|
0xf000 | 28, 0xf000 | 29, 0xf000 | 30, 0xf000 | 31,
|
|
' ', '!', 0xf000 | '"', '#',
|
|
'$', '%', '&', 39,
|
|
'(', ')', 0xf000 | '*', '+',
|
|
',', '-', '.', '\\',
|
|
'0', '1', '2', '3',
|
|
'4', '5', '6', '7',
|
|
'8', '9', 0xf000 | ':', ';',
|
|
0xf000 | '<', '=', 0xf000 | '>', 0xf000 | '?',
|
|
'@', 'A', 'B', 'C',
|
|
'D', 'E', 'F', 'G',
|
|
'H', 'I', 'J', 'K',
|
|
'L', 'M', 'N', 'O',
|
|
'P', 'Q', 'R', 'S',
|
|
'T', 'U', 'V', 'W',
|
|
'X', 'Y', 'Z', '[',
|
|
'\\', ']', '^', '_',
|
|
'`', 'a', 'b', 'c',
|
|
'd', 'e', 'f', 'g',
|
|
'h', 'i', 'j', 'k',
|
|
'l', 'm', 'n', 'o',
|
|
'p', 'q', 'r', 's',
|
|
't', 'u', 'v', 'w',
|
|
'x', 'y', 'z', '{',
|
|
0xf000 | '|', '}', '~', 127
|
|
};
|
|
|
|
static void
|
|
transform_chars (PWCHAR path, PWCHAR path_end)
|
|
{
|
|
for (; path <= path_end; ++path)
|
|
if (*path < 128)
|
|
*path = tfx_chars[*path];
|
|
}
|
|
|
|
extern "C" NTAPI NTSTATUS NtQueryAttributesFile (POBJECT_ATTRIBUTES,
|
|
PFILE_BASIC_INFORMATION);
|
|
|
|
/* This function checks for file existance and fills the stat structure
|
|
with only the required mode info. We're using a native NT function
|
|
here, otherwise we wouldn't be able to check for files with special
|
|
characters not valid in Win32, and espacially not valid using the
|
|
ANSI API. */
|
|
static int
|
|
simple_nt_stat (const char *filename, struct stat *st)
|
|
{
|
|
size_t len = mbstowcs (NULL, filename, 0) + 1;
|
|
WCHAR path[len + 8]; /* Enough space for the NT prefix */
|
|
PWCHAR p = path;
|
|
UNICODE_STRING upath;
|
|
OBJECT_ATTRIBUTES attr;
|
|
FILE_BASIC_INFORMATION fbi;
|
|
NTSTATUS status;
|
|
|
|
wcscpy (p, L"\\??\\");
|
|
p += 4;
|
|
if (filename[0] == '\\' && filename[1] == '\\')
|
|
{
|
|
wcscpy (p, L"UNC");
|
|
p += 3;
|
|
p += mbstowcs (p, filename + 1, len);
|
|
}
|
|
else
|
|
p += mbstowcs (p, filename, len);
|
|
/* Remove trailing backslashes. NT functions don't like them. */
|
|
if (p[-1] == L'\\')
|
|
*--p = L'\0';
|
|
/* Skip prefix and drive, otherwise question marks and colons are converted
|
|
as well. */
|
|
transform_chars (path + 7, p);
|
|
RtlInitUnicodeString (&upath, path);
|
|
InitializeObjectAttributes (&attr, &upath, OBJ_CASE_INSENSITIVE, NULL, NULL);
|
|
status = NtQueryAttributesFile (&attr, &fbi);
|
|
if (NT_SUCCESS (status))
|
|
{
|
|
st->st_mode = (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)
|
|
? S_IFDIR : S_IFREG;
|
|
return 0;
|
|
}
|
|
if (status == STATUS_OBJECT_PATH_NOT_FOUND
|
|
|| status == STATUS_OBJECT_NAME_INVALID
|
|
|| status == STATUS_BAD_NETWORK_PATH
|
|
|| status == STATUS_BAD_NETWORK_NAME
|
|
|| status == STATUS_NO_MEDIA_IN_DEVICE
|
|
|| status == STATUS_OBJECT_NAME_NOT_FOUND
|
|
|| status == STATUS_NO_SUCH_FILE)
|
|
errno = ENOENT;
|
|
else
|
|
errno = EACCES;
|
|
return -1;
|
|
}
|
|
|
|
static bool
|
|
directory_exists (int verbose, char *filename, char *package)
|
|
{
|
|
struct stat status;
|
|
if (simple_nt_stat(cygpath("/", filename, NULL), &status))
|
|
{
|
|
if (could_not_access (verbose, filename, package, "directory"))
|
|
return false;
|
|
}
|
|
else if (!S_ISDIR(status.st_mode))
|
|
{
|
|
if (verbose)
|
|
printf ("Directory/file mismatch: /%s from package %s\n", filename, package);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
file_exists (int verbose, char *filename, const char *alt, char *package)
|
|
{
|
|
struct stat status;
|
|
if (simple_nt_stat(cygpath("/", filename, NULL), &status) &&
|
|
(!alt || simple_nt_stat(cygpath("/", filename, alt, NULL), &status)))
|
|
{
|
|
if (could_not_access (verbose, filename, package, "file"))
|
|
return false;
|
|
}
|
|
else if (!S_ISREG(status.st_mode))
|
|
{
|
|
if (verbose)
|
|
printf ("File type mismatch: /%s from package %s\n", filename, package);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static gzFile
|
|
open_package_list (char *package)
|
|
{
|
|
char filelist[MAX_PATH + 1] = "/etc/setup/";
|
|
strcat (strcat (filelist, package), ".lst.gz");
|
|
if (!file_exists (false, filelist + 1, NULL, NULL))
|
|
return NULL;
|
|
|
|
gzFile fp;
|
|
#ifndef ZLIB_VERSION
|
|
fp = NULL;
|
|
#else
|
|
char *fn = cygpath (filelist, NULL);
|
|
fp = gzopen (fn, "rb9");
|
|
free (fn);
|
|
#endif
|
|
|
|
return fp;
|
|
}
|
|
|
|
static bool
|
|
check_package_files (int verbose, char *package)
|
|
{
|
|
gzFile fp = open_package_list (package);
|
|
if (!fp)
|
|
{
|
|
if (verbose)
|
|
printf ("Empty package %s\n", package);
|
|
return true;
|
|
}
|
|
|
|
bool result = true;
|
|
char buf[MAX_PATH + 1];
|
|
while (gzgets (fp, buf, MAX_PATH))
|
|
{
|
|
char *filename = strtok(buf, "\n");
|
|
|
|
if (*filename == '/')
|
|
++filename;
|
|
else if (!strncmp (filename, "./", 2))
|
|
filename += 2;
|
|
|
|
if (filename[strlen (filename) - 1] == '/')
|
|
{
|
|
if (!directory_exists (verbose, filename, package))
|
|
result = false;
|
|
}
|
|
else if (!strncmp (filename, "etc/postinstall/", 16))
|
|
{
|
|
if (!file_exists (verbose, filename, ".done", package))
|
|
result = false;
|
|
}
|
|
else
|
|
{
|
|
if (!file_exists (verbose, filename, ".lnk", package))
|
|
result = false;
|
|
}
|
|
}
|
|
|
|
gzclose (fp);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* Returns a calloc'd sorted list of packages or NULL if no info.
|
|
* The last entry in the list is {NULL,NULL}.
|
|
*/
|
|
static pkgver *
|
|
get_packages (char **argv)
|
|
{
|
|
char *setup = cygpath ("/etc/setup/installed.db", NULL);
|
|
FILE *fp = fopen (setup, "rt");
|
|
|
|
if (fp == NULL)
|
|
return NULL;
|
|
|
|
int nlines;
|
|
nlines = 0;
|
|
char buf[4096];
|
|
while (fgets (buf, 4096, fp))
|
|
nlines += 2; /* potentially binary + source */
|
|
if (!nlines)
|
|
{
|
|
fclose (fp);
|
|
return NULL;
|
|
}
|
|
rewind (fp);
|
|
|
|
pkgver *packages;
|
|
|
|
packages = (pkgver *) calloc (nlines + 1, sizeof(packages[0]));
|
|
int n;
|
|
for (n = 0; fgets (buf, 4096, fp) && n < nlines;)
|
|
{
|
|
char *package = strtok (buf, " ");
|
|
if (!package || !*package || !match_argv (argv, package))
|
|
continue;
|
|
for (int i = 0; i < 2; i++)
|
|
{
|
|
fileparse f;
|
|
char *tar = strtok (NULL, " ");
|
|
if (!tar || !*tar || !parse_filename (tar, f))
|
|
break;
|
|
|
|
int len = strlen (package);
|
|
if (f.what[0])
|
|
len += strlen (f.what) + 1;
|
|
if (len > package_len)
|
|
package_len = len;
|
|
packages[n].name = (char *) malloc (len + 1);
|
|
strcpy (packages[n].name, package);
|
|
if (f.what[0])
|
|
strcat (strcat (packages[n].name, "-"), f.what);
|
|
packages[n].ver = strdup (f.ver);
|
|
if (strlen(f.ver) > version_len)
|
|
version_len = strlen(f.ver);
|
|
n++;
|
|
if (strtok (NULL, " ") == NULL)
|
|
break;
|
|
}
|
|
}
|
|
|
|
packages[n].name = packages[n].ver = NULL;
|
|
|
|
qsort (packages, n, sizeof (packages[0]), compar);
|
|
|
|
fclose (fp);
|
|
|
|
return packages;
|
|
}
|
|
|
|
void
|
|
dump_setup (int verbose, char **argv, bool check_files)
|
|
{
|
|
pkgver *packages = get_packages(argv);
|
|
|
|
puts ("Cygwin Package Information");
|
|
if (packages == NULL)
|
|
{
|
|
puts ("No setup information found");
|
|
return;
|
|
}
|
|
|
|
if (verbose)
|
|
{
|
|
bool need_nl = dump_file ("Last downloaded files to: ", "last-cache");
|
|
if (dump_file ("Last downloaded files from: ", "last-mirror") || need_nl)
|
|
puts ("");
|
|
}
|
|
|
|
printf ("%-*s %-*s%s\n", package_len, "Package",
|
|
check_files ? version_len : 7, "Version",
|
|
check_files ? " Status" : "");
|
|
for (int i = 0; packages[i].name; i++)
|
|
{
|
|
if (check_files)
|
|
printf ("%-*s %-*s%s\n", package_len, packages[i].name,
|
|
version_len, packages[i].ver,
|
|
check_package_files (verbose, packages[i].name)
|
|
? " OK" : " Incomplete");
|
|
else
|
|
printf ("%-*s %s\n", package_len, packages[i].name, packages[i].ver);
|
|
fflush(stdout);
|
|
}
|
|
|
|
free (packages);
|
|
|
|
return;
|
|
}
|
|
|
|
void
|
|
package_list (int verbose, char **argv)
|
|
{
|
|
pkgver *packages = get_packages(argv);
|
|
if (packages == NULL)
|
|
{
|
|
puts ("No setup information found");
|
|
return;
|
|
}
|
|
|
|
for (int i = 0; packages[i].name; i++)
|
|
{
|
|
gzFile fp = open_package_list (packages[i].name);
|
|
if (!fp)
|
|
{
|
|
if (verbose)
|
|
printf ("Can't open file list /etc/setup/%s.lst.gz for package %s\n",
|
|
packages[i].name, packages[i].name);
|
|
continue;
|
|
}
|
|
|
|
if (verbose)
|
|
printf ("Package: %s-%s\n", packages[i].name, packages[i].ver);
|
|
|
|
char buf[MAX_PATH + 1];
|
|
while (gzgets (fp, buf, MAX_PATH))
|
|
{
|
|
char *lastchar = strchr(buf, '\n');
|
|
if (lastchar[-1] != '/')
|
|
printf ("%s/%s", (verbose?" ":""), buf);
|
|
}
|
|
|
|
gzclose (fp);
|
|
}
|
|
|
|
free (packages);
|
|
|
|
return;
|
|
}
|
|
|
|
void
|
|
package_find (int verbose, char **argv)
|
|
{
|
|
pkgver *packages = get_packages(NULL);
|
|
if (packages == NULL)
|
|
{
|
|
puts ("No setup information found");
|
|
return;
|
|
}
|
|
|
|
for (int i = 0; packages[i].name; i++)
|
|
{
|
|
gzFile fp = open_package_list (packages[i].name);
|
|
if (!fp)
|
|
continue;
|
|
|
|
char buf[MAX_PATH + 2];
|
|
buf[0] = '/';
|
|
while (gzgets (fp, buf + 1, MAX_PATH))
|
|
{
|
|
char *filename = strtok(buf, "\n");
|
|
int flen = strlen (filename);
|
|
if (filename[flen - 1] != '/')
|
|
{
|
|
// FIXME: verify that /bin is mounted on /usr/bin; ditto for /lib
|
|
bool is_alias = !strncmp(filename, "/usr/bin/", 9) ||
|
|
!strncmp(filename, "/usr/lib/", 9);
|
|
int a = match_argv (argv, filename);
|
|
if (!a && is_alias)
|
|
a = match_argv (argv, filename + 4);
|
|
if (!a && !strcmp(filename + flen - 4, ".exe"))
|
|
{
|
|
filename[flen - 4] = '\0';
|
|
a = match_argv (argv, filename);
|
|
}
|
|
if (!a && is_alias)
|
|
a = match_argv (argv, filename + 4);
|
|
if (a > 0)
|
|
{
|
|
if (verbose)
|
|
printf ("%s: found in package ", filename);
|
|
printf ("%s-%s\n", packages[i].name, packages[i].ver);
|
|
}
|
|
}
|
|
}
|
|
|
|
gzclose (fp);
|
|
}
|
|
|
|
free (packages);
|
|
|
|
return;
|
|
}
|
|
|