2 * File source.c - source files management
4 * Copyright (C) 2004, Eric Pouech.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 #include "dbghelp_private.h"
28 #include "wine/debug.h"
33 WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
35 /******************************************************************
38 * check whether a source file has already been stored
40 static unsigned source_find(const struct module* module, const char* name)
42 char* ptr = module->sources;
46 if (strcmp(ptr, name) == 0) return ptr - module->sources;
47 ptr += strlen(ptr) + 1;
52 /******************************************************************
55 * checks if source exists. if not, add it
57 unsigned source_new(struct module* module, const char* base, const char* name)
63 if (!name) return (unsigned)-1;
64 if (!base || *name == '/')
68 unsigned bsz = strlen(base);
70 tmp = HeapAlloc(GetProcessHeap(), 0, bsz + 1 + strlen(name) + 1);
71 if (!tmp) return (unsigned)-1;
74 if (tmp[bsz - 1] != '/') tmp[bsz++] = '/';
75 strcpy(&tmp[bsz], name);
77 if (!module->sources || (ret = source_find(module, full)) == (unsigned)-1)
79 int len = strlen(full) + 1;
80 if (module->sources_used + len + 1 > module->sources_alloc)
82 /* Alloc by block of 256 bytes */
83 module->sources_alloc = (module->sources_used + len + 1 + 255) & ~255;
85 module->sources = HeapAlloc(GetProcessHeap(), 0, module->sources_alloc);
87 module->sources = HeapReAlloc(GetProcessHeap(), 0, module->sources,
88 module->sources_alloc);
90 ret = module->sources_used;
91 memcpy(module->sources + module->sources_used, full, len);
92 module->sources_used += len;
93 module->sources[module->sources_used] = '\0';
95 HeapFree(GetProcessHeap(), 0, tmp);
99 /******************************************************************
102 * returns a stored source file name
104 const char* source_get(const struct module* module, unsigned idx)
106 if (idx == -1) return "";
107 assert(module->sources);
108 return module->sources + idx;
111 /******************************************************************
112 * SymEnumSourceFiles (DBGHELP.@)
115 BOOL WINAPI SymEnumSourceFiles(HANDLE hProcess, ULONG64 ModBase, PCSTR Mask,
116 PSYM_ENUMSOURCEFILES_CALLBACK cbSrcFiles,
119 struct module_pair pair;
123 if (!cbSrcFiles) return FALSE;
124 pair.pcs = process_find_by_handle(hProcess);
125 if (!pair.pcs) return FALSE;
129 pair.requested = module_find_by_addr(pair.pcs, ModBase, DMT_UNKNOWN);
130 if (!module_get_debug(&pair)) return FALSE;
136 pair.requested = module_find_by_nameA(pair.pcs, Mask + 1);
137 if (!module_get_debug(&pair)) return FALSE;
141 FIXME("Unsupported yet (should get info from current context)\n");
145 if (!pair.effective->sources) return FALSE;
146 for (ptr = pair.effective->sources; *ptr; ptr += strlen(ptr) + 1)
148 /* FIXME: not using Mask */
149 sf.ModBase = ModBase;
151 if (!cbSrcFiles(&sf, UserContext)) break;
157 static inline void re_append(char** mask, unsigned* len, char ch)
159 *mask = HeapReAlloc(GetProcessHeap(), 0, *mask, ++(*len));
160 (*mask)[*len - 2] = ch;
163 static BOOL compile_regex(regex_t* re, const char* srcfile)
168 mask = HeapAlloc(GetProcessHeap(), 0, 1);
169 re_append(&mask, &len, '^');
170 if (!srcfile || !*srcfile) re_append(&mask, &len, '*');
171 else while (*srcfile)
177 re_append(&mask, &len, '[');
178 re_append(&mask, &len, '\\');
179 re_append(&mask, &len, '\\');
180 re_append(&mask, &len, '/');
181 re_append(&mask, &len, ']');
184 re_append(&mask, &len, '\\');
185 re_append(&mask, &len, '.');
188 re_append(&mask, &len, *srcfile);
193 re_append(&mask, &len, '$');
194 mask[len - 1] = '\0';
195 len = regcomp(re, mask, REG_NOSUB);
196 HeapFree(GetProcessHeap(), 0, mask);
199 FIXME("Couldn't compile %s\n", mask);
200 SetLastError(ERROR_INVALID_PARAMETER);
206 /******************************************************************
207 * SymEnumLines (DBGHELP.@)
210 BOOL WINAPI SymEnumLines(HANDLE hProcess, ULONG64 base, PCSTR compiland,
211 PCSTR srcfile, PSYM_ENUMLINES_CALLBACK cb, PVOID user)
213 struct module_pair pair;
214 struct hash_table_iter hti;
217 struct line_info* dli;
222 if (!cb) return FALSE;
223 if (!(dbghelp_options & SYMOPT_LOAD_LINES)) return TRUE;
225 pair.pcs = process_find_by_handle(hProcess);
226 if (!pair.pcs) return FALSE;
227 if (compiland) FIXME("Unsupported yet (filtering on compiland %s)\n", compiland);
228 pair.requested = module_find_by_addr(pair.pcs, base, DMT_UNKNOWN);
229 if (!module_get_debug(&pair)) return FALSE;
230 if (!compile_regex(&re, srcfile)) return FALSE;
232 sci.SizeOfStruct = sizeof(sci);
235 hash_table_iter_init(&pair.effective->ht_symbols, &hti, NULL);
236 while ((ptr = hash_table_iter_up(&hti)))
240 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
241 if (sym->symt.tag != SymTagFunction) continue;
243 sci.FileName[0] = '\0';
244 for (i=0; i<vector_length(&((struct symt_function*)sym)->vlines); i++)
246 dli = vector_at(&((struct symt_function*)sym)->vlines, i);
247 if (dli->is_source_file)
249 file = source_get(pair.effective, dli->u.source_file);
250 if (regexec(&re, file, 0, NULL, 0) != 0) file = "";
251 strcpy(sci.FileName, file);
253 else if (sci.FileName[0])
256 sci.Obj[0] = '\0'; /* FIXME */
257 sci.LineNumber = dli->line_number;
258 sci.Address = dli->u.pc_offset;
259 if (!cb(&sci, user)) break;
267 /******************************************************************
268 * SymGetSourceFileToken (DBGHELP.@)
271 BOOL WINAPI SymGetSourceFileToken(HANDLE hProcess, ULONG64 base,
272 PCSTR src, PVOID* token, DWORD* size)
274 FIXME("%p %s %s %p %p: stub!\n",
275 hProcess, wine_dbgstr_longlong(base), debugstr_a(src), token, size);
276 SetLastError(ERROR_NOT_SUPPORTED);
280 /******************************************************************
281 * SymGetSourceFileTokenW (DBGHELP.@)
284 BOOL WINAPI SymGetSourceFileTokenW(HANDLE hProcess, ULONG64 base,
285 PCWSTR src, PVOID* token, DWORD* size)
287 FIXME("%p %s %s %p %p: stub!\n",
288 hProcess, wine_dbgstr_longlong(base), debugstr_w(src), token, size);
289 SetLastError(ERROR_NOT_SUPPORTED);