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_name(pair.pcs, Mask + 1, DMT_UNKNOWN);
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 /******************************************************************
158 * SymEnumLines (DBGHELP.@)
161 BOOL WINAPI SymEnumLines(HANDLE hProcess, ULONG64 base, PCSTR compiland,
162 PCSTR srcfile, PSYM_ENUMLINES_CALLBACK cb, PVOID user)
164 struct module_pair pair;
165 struct hash_table_iter hti;
168 struct line_info* dli;
173 if (!cb) return FALSE;
174 if (!(dbghelp_options & SYMOPT_LOAD_LINES)) return TRUE;
175 if (regcomp(&re, srcfile, REG_NOSUB))
177 FIXME("Couldn't compile %s\n", srcfile);
178 SetLastError(ERROR_INVALID_PARAMETER);
181 pair.pcs = process_find_by_handle(hProcess);
182 if (!pair.pcs) return FALSE;
183 if (compiland) FIXME("Unsupported yet (filtering on compiland %s)\n", compiland);
184 pair.requested = module_find_by_addr(pair.pcs, base, DMT_UNKNOWN);
185 if (!module_get_debug(&pair)) return FALSE;
187 sci.SizeOfStruct = sizeof(sci);
190 hash_table_iter_init(&pair.effective->ht_symbols, &hti, NULL);
191 while ((ptr = hash_table_iter_up(&hti)))
193 sym = GET_ENTRY(ptr, struct symt_ht, hash_elt);
194 if (sym->symt.tag != SymTagFunction) continue;
197 sci.FileName[0] = '\0';
198 while ((dli = vector_iter_up(&((struct symt_function*)sym)->vlines, dli)))
200 if (dli->is_source_file)
202 file = source_get(pair.effective, dli->u.source_file);
203 if (regexec(&re, file, 0, NULL, 0) != 0) file = "";
204 strcpy(sci.FileName, file);
206 else if (sci.FileName[0])
209 sci.Obj[0] = '\0'; /* FIXME */
210 sci.LineNumber = dli->line_number;
211 sci.Address = dli->u.pc_offset;
212 if (!cb(&sci, user)) break;
219 /******************************************************************
220 * SymGetSourceFileToken (DBGHELP.@)
223 BOOL WINAPI SymGetSourceFileToken(HANDLE hProcess, ULONG64 base,
224 PCSTR src, PVOID* token, DWORD* size)
226 FIXME("%p %s %s %p %p: stub!\n",
227 hProcess, wine_dbgstr_longlong(base), debugstr_a(src), token, size);
228 SetLastError(ERROR_NOT_SUPPORTED);
232 /******************************************************************
233 * SymGetSourceFileTokenW (DBGHELP.@)
236 BOOL WINAPI SymGetSourceFileTokenW(HANDLE hProcess, ULONG64 base,
237 PCWSTR src, PVOID* token, DWORD* size)
239 FIXME("%p %s %s %p %p: stub!\n",
240 hProcess, wine_dbgstr_longlong(base), debugstr_w(src), token, size);
241 SetLastError(ERROR_NOT_SUPPORTED);