2004-04-06 00:21:27 +02:00
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/*
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* File path.c - managing path in debugging environments
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*
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* Copyright (C) 2004, Eric Pouech
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "dbghelp_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
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2004-06-14 19:58:31 +02:00
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static inline BOOL is_sep(char ch) {return ch == '/' || ch == '\\';}
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static inline char* file_name(char* str)
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{
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char* p;
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for (p = str + strlen(str) - 1; p >= str && !is_sep(*p); p--);
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return p + 1;
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}
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2004-04-06 00:21:27 +02:00
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/******************************************************************
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* FindDebugInfoFile (DBGHELP.@)
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*
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*/
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HANDLE WINAPI FindDebugInfoFile(PSTR FileName, PSTR SymbolPath, PSTR DebugFilePath)
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{
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HANDLE h;
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h = CreateFileA(DebugFilePath, GENERIC_READ, FILE_SHARE_READ, NULL,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (h == INVALID_HANDLE_VALUE)
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{
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2004-06-14 19:58:31 +02:00
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if (!SearchPathA(SymbolPath, file_name(FileName), NULL, MAX_PATH, DebugFilePath, NULL))
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2004-04-06 00:21:27 +02:00
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return NULL;
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h = CreateFileA(DebugFilePath, GENERIC_READ, FILE_SHARE_READ, NULL,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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}
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return (h == INVALID_HANDLE_VALUE) ? NULL : h;
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}
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/******************************************************************
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* FindDebugInfoFileEx (DBGHELP.@)
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*
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*/
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HANDLE WINAPI FindDebugInfoFileEx(PSTR FileName, PSTR SymbolPath,
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PSTR DebugFilePath,
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PFIND_DEBUG_FILE_CALLBACK Callback,
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PVOID CallerData)
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{
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FIXME("(%s %s %p %p %p): stub\n",
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FileName, SymbolPath, DebugFilePath, Callback, CallerData);
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return NULL;
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}
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/******************************************************************
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* FindExecutableImage (DBGHELP.@)
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*
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*/
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HANDLE WINAPI FindExecutableImage(PSTR FileName, PSTR SymbolPath, PSTR ImageFilePath)
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{
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HANDLE h;
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if (!SearchPathA(SymbolPath, FileName, NULL, MAX_PATH, ImageFilePath, NULL))
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return NULL;
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h = CreateFileA(ImageFilePath, GENERIC_READ, FILE_SHARE_READ, NULL,
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OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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return (h == INVALID_HANDLE_VALUE) ? NULL : h;
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}
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/***********************************************************************
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* MakeSureDirectoryPathExists (DBGHELP.@)
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*/
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BOOL WINAPI MakeSureDirectoryPathExists(LPCSTR DirPath)
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{
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2004-10-05 04:05:28 +02:00
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char path[MAX_PATH];
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const char *p = DirPath;
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int n;
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if (p[0] && p[1] == ':') p += 2;
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while (*p == '\\') p++; /* skip drive root */
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while ((p = strchr(p, '\\')) != NULL)
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2004-04-06 00:21:27 +02:00
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{
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2004-10-05 04:05:28 +02:00
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n = p - DirPath + 1;
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memcpy(path, DirPath, n);
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path[n] = '\0';
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if( !CreateDirectoryA(path, NULL) &&
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(GetLastError() != ERROR_ALREADY_EXISTS))
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return FALSE;
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p++;
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2004-04-06 00:21:27 +02:00
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}
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2004-10-05 04:05:28 +02:00
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if (GetLastError() == ERROR_ALREADY_EXISTS)
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SetLastError(ERROR_SUCCESS);
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return TRUE;
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2004-04-06 00:21:27 +02:00
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}
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2004-06-14 19:58:31 +02:00
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/******************************************************************
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* SymMatchFileName (DBGHELP.@)
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*
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*/
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BOOL WINAPI SymMatchFileName(char* file, char* match,
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char** filestop, char** matchstop)
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{
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char* fptr;
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char* mptr;
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TRACE("(%s %s %p %p)\n", file, match, filestop, matchstop);
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fptr = file + strlen(file) - 1;
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mptr = match + strlen(match) - 1;
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while (fptr >= file && mptr >= match)
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{
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if (toupper(*fptr) != toupper(*mptr) && !(is_sep(*fptr) && is_sep(*mptr)))
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break;
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fptr--; mptr--;
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}
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if (filestop) *filestop = fptr;
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if (matchstop) *matchstop = mptr;
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return mptr == match - 1;
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}
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static BOOL do_search(const char* file, char* buffer,
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PENUMDIRTREE_CALLBACK cb, void* user)
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{
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HANDLE h;
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WIN32_FIND_DATAA fd;
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unsigned pos;
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BOOL found = FALSE;
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pos = strlen(buffer);
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if (buffer[pos - 1] != '\\') buffer[pos++] = '\\';
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strcpy(buffer + pos, "*.*");
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if ((h = FindFirstFileA(buffer, &fd)) == INVALID_HANDLE_VALUE)
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return FALSE;
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/* doc doesn't specify how the tree is enumerated...
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* doing a depth first based on, but may be wrong
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*/
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do
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{
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if (!strcmp(fd.cFileName, ".") || !strcmp(fd.cFileName, "..")) continue;
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strcpy(buffer + pos, fd.cFileName);
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if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
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found = do_search(file, buffer, cb, user);
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else if (SymMatchFileName(buffer, (char*)file, NULL, NULL))
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{
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if (!cb || cb(buffer, user)) found = TRUE;
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}
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} while (!found && FindNextFileA(h, &fd));
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if (!found) buffer[--pos] = '\0';
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FindClose(h);
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return found;
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}
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2004-04-06 00:21:27 +02:00
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/***********************************************************************
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* SearchTreeForFile (DBGHELP.@)
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*/
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2004-06-14 19:58:31 +02:00
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BOOL WINAPI SearchTreeForFile(LPSTR root, LPSTR file, LPSTR buffer)
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2004-04-06 00:21:27 +02:00
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{
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2004-06-14 19:58:31 +02:00
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TRACE("(%s, %s, %p)\n",
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debugstr_a(root), debugstr_a(file), buffer);
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strcpy(buffer, root);
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return do_search(file, buffer, NULL, NULL);
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}
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/******************************************************************
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* EnumDirTree (DBGHELP.@)
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*
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*
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*/
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BOOL WINAPI EnumDirTree(HANDLE hProcess, PCSTR root, PCSTR file,
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LPSTR buffer, PENUMDIRTREE_CALLBACK cb, void* user)
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{
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TRACE("(%p %s %s %p %p %p)\n", hProcess, root, file, buffer, cb, user);
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strcpy(buffer, root);
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return do_search(file, buffer, cb, user);
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}
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struct sffip
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{
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PVOID id;
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DWORD two;
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DWORD three;
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DWORD flags;
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PFINDFILEINPATHCALLBACK cb;
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void* user;
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};
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static BOOL CALLBACK sffip_cb(LPCSTR buffer, void* user)
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{
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struct sffip* s = (struct sffip*)user;
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/* FIXME: should check that id/two/three match the file pointed
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* by buffer
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*/
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/* yes, EnumDirTree and SymFindFileInPath callbacks use the opposite
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* convention to stop/continue enumeration. sigh.
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*/
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return !(s->cb)((char*)buffer, s->user);
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}
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/******************************************************************
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* SymFindFileInPath (DBGHELP.@)
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*
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*/
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BOOL WINAPI SymFindFileInPath(HANDLE hProcess, LPSTR searchPath, LPSTR file,
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PVOID id, DWORD two, DWORD three, DWORD flags,
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LPSTR buffer, PFINDFILEINPATHCALLBACK cb,
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PVOID user)
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{
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struct sffip s;
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struct process* pcs = process_find_by_handle(hProcess);
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char tmp[MAX_PATH];
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char* ptr;
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TRACE("(%p %s %s %p %08lx %08lx %08lx %p %p %p)\n",
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hProcess, searchPath, file, id, two, three, flags,
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buffer, cb, user);
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if (!pcs) return FALSE;
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if (!searchPath) searchPath = pcs->search_path;
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s.id = id;
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s.two = two;
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s.three = three;
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s.flags = flags;
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s.cb = cb;
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s.user = user;
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file = file_name(file);
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while (searchPath)
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{
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ptr = strchr(searchPath, ';');
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if (ptr)
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{
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memcpy(tmp, searchPath, ptr - searchPath);
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tmp[ptr - searchPath] = 0;
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searchPath = ptr + 1;
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}
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else
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{
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strcpy(tmp, searchPath);
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searchPath = NULL;
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}
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if (EnumDirTree(hProcess, tmp, file, buffer, sffip_cb, &s)) return TRUE;
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}
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2004-04-06 00:21:27 +02:00
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return FALSE;
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}
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