};
struct process;
+struct module;
+
+/* a module can be made of several debug information formats, so we have to
+ * support them all
+ */
+enum format_info
+{
+ DFI_ELF,
+ DFI_PE,
+ DFI_MACHO,
+ DFI_DWARF,
+ DFI_LAST
+};
+
+struct module_format
+{
+ struct module* module;
+ void (*remove)(struct process* pcs, struct module_format* modfmt);
+ void (*loc_compute)(struct process* pcs,
+ const struct module_format* modfmt,
+ const struct symt_function* func,
+ struct location* loc);
+ union
+ {
+ struct elf_module_info* elf_info;
+ struct dwarf2_module_info_s* dwarf2_info;
+ struct pe_module_info* pe_info;
+ struct macho_module_info* macho_info;
+ } u;
+};
struct module
{
unsigned short is_virtual : 1;
/* specific information for debug types */
- struct elf_module_info* elf_info;
- struct dwarf2_module_info_s*dwarf2_info;
-
- struct macho_module_info* macho_info;
+ struct module_format* format_info[DFI_LAST];
/* memory allocation pool */
struct pool pool;
unsigned sorttab_size;
struct symt_ht** addr_sorttab;
struct hash_table ht_symbols;
- void (*loc_compute)(struct process* pcs,
- const struct module* module,
- const struct symt_function* func,
- struct location* loc);
/* types */
struct hash_table ht_types;
typedef BOOL (*enum_modules_cb)(const WCHAR*, unsigned long addr, void* user);
/* elf_module.c */
-#define ELF_NO_MAP ((const void*)-1)
extern BOOL elf_enum_modules(HANDLE hProc, enum_modules_cb, void*);
extern BOOL elf_fetch_file_info(const WCHAR* name, DWORD* base, DWORD* size, DWORD* checksum);
-struct elf_file_map;
-extern BOOL elf_load_debug_info(struct module* module, struct elf_file_map* fmap);
+struct image_file_map;
+extern BOOL elf_load_debug_info(struct module* module, struct image_file_map* fmap);
extern struct module*
elf_load_module(struct process* pcs, const WCHAR* name, unsigned long);
extern BOOL elf_read_wine_loader_dbg_info(struct process* pcs);
/* dwarf.c */
extern BOOL dwarf2_parse(struct module* module, unsigned long load_offset,
const struct elf_thunk_area* thunks,
- const unsigned char* debug, unsigned int debug_size,
- const unsigned char* abbrev, unsigned int abbrev_size,
- const unsigned char* str, unsigned int str_size,
- const unsigned char* line, unsigned int line_size,
- const unsigned char* loclist, unsigned int loclist_size);
+ struct image_file_map* fmap);
/* stack.c */
extern BOOL sw_read_mem(struct cpu_stack_walk* csw, DWORD64 addr, void* ptr, DWORD sz);
#include "oleauto.h"
#include "dbghelp_private.h"
+#include "image_private.h"
#include "wine/debug.h"
union
{
unsigned long uvalue;
+ ULONGLONG lluvalue;
long svalue;
const char* string;
struct dwarf2_block block;
{
const unsigned char* address;
unsigned size;
+ DWORD_PTR rva;
} dwarf2_section_t;
enum dwarf2_sections {section_debug, section_string, section_abbrev, section_line, section_max};
break;
case DW_FORM_data8:
- attr->u.block.size = 8;
- attr->u.block.ptr = data;
- data += 8;
+ attr->u.lluvalue = dwarf2_get_u8(data);
+ TRACE("data8<%s>\n", wine_dbgstr_longlong(attr->u.uvalue));
break;
case DW_FORM_ref1:
v.n1.n2.n3.lVal = value.u.uvalue;
break;
+ case DW_FORM_data8:
+ v.n1.n2.vt = VT_UI8;
+ v.n1.n2.n3.llVal = value.u.lluvalue;
+ break;
+
case DW_FORM_sdata:
v.n1.n2.vt = VT_I4;
v.n1.n2.n3.lVal = value.u.svalue;
}
break;
- case DW_FORM_data8:
- v.n1.n2.vt = VT_I1 | VT_BYREF;
- v.n1.n2.n3.byref = pool_alloc(&subpgm->ctx->module->pool, value.u.block.size);
- memcpy(v.n1.n2.n3.byref, value.u.block.ptr, value.u.block.size);
- break;
-
default:
FIXME("Unsupported form for const value %s (%lx)\n",
name.u.string, value.form);
const char** p;
/* section with line numbers stripped */
- if (sections[section_line].address == ELF_NO_MAP)
+ if (sections[section_line].address == IMAGE_NO_MAP)
return FALSE;
traverse.data = sections[section_line].address + offset;
return ret;
}
-static BOOL dwarf2_lookup_loclist(const struct module* module, const BYTE* start,
+static BOOL dwarf2_lookup_loclist(const struct module_format* modfmt, const BYTE* start,
unsigned long ip,
dwarf2_traverse_context_t* lctx)
{
const BYTE* ptr = start;
DWORD len;
- while (ptr < module->dwarf2_info->debug_loc.address + module->dwarf2_info->debug_loc.size)
+ while (ptr < modfmt->u.dwarf2_info->debug_loc.address + modfmt->u.dwarf2_info->debug_loc.size)
{
beg = dwarf2_get_u4(ptr); ptr += 4;
end = dwarf2_get_u4(ptr); ptr += 4;
}
static enum location_error loc_compute_frame(struct process* pcs,
- const struct module* module,
+ const struct module_format* modfmt,
const struct symt_function* func,
DWORD ip, struct location* frame)
{
break;
case loc_dwarf2_location_list:
WARN("Searching loclist for %s\n", func->hash_elt.name);
- if (!dwarf2_lookup_loclist(module,
- module->dwarf2_info->debug_loc.address + pframe->offset,
+ if (!dwarf2_lookup_loclist(modfmt,
+ modfmt->u.dwarf2_info->debug_loc.address + pframe->offset,
ip, &lctx))
return loc_err_out_of_scope;
if ((err = compute_location(&lctx, frame, pcs->handle, NULL)) < 0) return err;
}
static void dwarf2_location_compute(struct process* pcs,
- const struct module* module,
+ const struct module_format* modfmt,
const struct symt_function* func,
struct location* loc)
{
/* instruction pointer relative to compiland's start */
ip = pcs->ctx_frame.InstructionOffset - ((struct symt_compiland*)func->container)->address;
- if ((err = loc_compute_frame(pcs, module, func, ip, &frame)) == 0)
+ if ((err = loc_compute_frame(pcs, modfmt, func, ip, &frame)) == 0)
{
switch (loc->kind)
{
case loc_dwarf2_location_list:
/* Then, if the variable has a location list, find it !! */
- if (dwarf2_lookup_loclist(module,
- module->dwarf2_info->debug_loc.address + loc->offset,
+ if (dwarf2_lookup_loclist(modfmt,
+ modfmt->u.dwarf2_info->debug_loc.address + loc->offset,
ip, &lctx))
goto do_compute;
err = loc_err_out_of_scope;
}
}
+static void dwarf2_module_remove(struct process* pcs, struct module_format* modfmt)
+{
+ HeapFree(GetProcessHeap(), 0, modfmt->u.dwarf2_info);
+ HeapFree(GetProcessHeap(), 0, modfmt);
+}
+
+static inline BOOL dwarf2_init_section(dwarf2_section_t* section, struct image_file_map* fmap,
+ const char* sectname, struct image_section_map* ism)
+{
+ struct image_section_map local_ism;
+
+ if (!ism) ism = &local_ism;
+ if (!image_find_section(fmap, sectname, ism))
+ {
+ section->address = NULL;
+ section->size = 0;
+ section->rva = 0;
+ return FALSE;
+ }
+
+ section->address = (const BYTE*)image_map_section(ism);
+ section->size = image_get_map_size(ism);
+ section->rva = image_get_map_rva(ism);
+ return TRUE;
+}
+
BOOL dwarf2_parse(struct module* module, unsigned long load_offset,
const struct elf_thunk_area* thunks,
- const unsigned char* debug, unsigned int debug_size,
- const unsigned char* abbrev, unsigned int abbrev_size,
- const unsigned char* str, unsigned int str_size,
- const unsigned char* line, unsigned int line_size,
- const unsigned char* loclist, unsigned int loclist_size)
+ struct image_file_map* fmap)
{
dwarf2_section_t section[section_max];
- unsigned char* ptr;
dwarf2_traverse_context_t mod_ctx;
+ struct image_section_map debug_sect, debug_str_sect, debug_abbrev_sect,
+ debug_line_sect, debug_loclist_sect;
+ BOOL ret = TRUE;
+ struct module_format* dwarf2_modfmt;
- mod_ctx.start_data = mod_ctx.data = debug;
- mod_ctx.end_data = debug + debug_size;
+ if (!dwarf2_init_section(§ion[section_debug], fmap, ".debug_info", &debug_sect))
+ {
+ /* no Dwarf debug info here, so there's no error */
+ return TRUE;
+ }
+ dwarf2_init_section(§ion[section_abbrev], fmap, ".debug_abbrev", &debug_abbrev_sect);
+ dwarf2_init_section(§ion[section_string], fmap, ".debug_str", &debug_str_sect);
+ dwarf2_init_section(§ion[section_line], fmap, ".debug_line", &debug_line_sect);
+
+ if (section[section_debug].address == IMAGE_NO_MAP ||
+ section[section_abbrev].address == IMAGE_NO_MAP ||
+ section[section_string].address == IMAGE_NO_MAP)
+ {
+ ret = FALSE;
+ goto leave;
+ }
+
+ if (fmap->modtype == DMT_ELF)
+ {
+ /* debug info might have a different base address than .so file
+ * when elf file is prelinked after splitting off debug info
+ * adjust symbol base addresses accordingly
+ */
+ load_offset += fmap->u.elf.elf_start - debug_sect.fmap->u.elf.elf_start;
+ }
+
+ TRACE("Loading Dwarf2 information for %s\n", debugstr_w(module->module.ModuleName));
+
+ mod_ctx.start_data = mod_ctx.data = section[section_debug].address;
+ mod_ctx.end_data = mod_ctx.data + section[section_debug].size;
- module->loc_compute = dwarf2_location_compute;
- section[section_debug].address = debug;
- section[section_debug].size = debug_size;
- section[section_abbrev].address = abbrev;
- section[section_abbrev].size = abbrev_size;
- section[section_string].address = str;
- section[section_string].size = str_size;
- section[section_line].address = line;
- section[section_line].size = line_size;
+ dwarf2_modfmt = HeapAlloc(GetProcessHeap(), 0, sizeof(*dwarf2_modfmt));
+ if (!dwarf2_modfmt) return FALSE;
+ dwarf2_modfmt->module = module;
+ dwarf2_modfmt->remove = dwarf2_module_remove;
+ dwarf2_modfmt->loc_compute = dwarf2_location_compute;
+ dwarf2_modfmt->u.dwarf2_info = NULL;
+ dwarf2_modfmt->module->format_info[DFI_DWARF] = dwarf2_modfmt;
- if (loclist_size)
+ image_find_section(fmap, ".debug_loc", &debug_loclist_sect);
+ if (image_get_map_size(&debug_loclist_sect))
{
/* initialize the dwarf2 specific info block for this module.
- * As we'll need later on the .debug_loc section content, we copy it in
- * the module structure for later reuse
+ * As we'll need later the .debug_loc section content, we won't unmap this
+ * section upon existing this function
*/
- module->dwarf2_info = HeapAlloc(GetProcessHeap(), 0, sizeof(*module->dwarf2_info) + loclist_size);
- if (!module->dwarf2_info) return FALSE;
- ptr = (unsigned char*)(module->dwarf2_info + 1);
- memcpy(ptr, loclist, loclist_size);
- module->dwarf2_info->debug_loc.address = ptr;
- module->dwarf2_info->debug_loc.size = loclist_size;
+ dwarf2_modfmt->u.dwarf2_info = HeapAlloc(GetProcessHeap(), 0,
+ sizeof(*dwarf2_modfmt->u.dwarf2_info));
+ if (!dwarf2_modfmt->u.dwarf2_info) goto leave;
+ dwarf2_modfmt->u.dwarf2_info->debug_loc.address = (const BYTE*)image_map_section(&debug_loclist_sect);
+ dwarf2_modfmt->u.dwarf2_info->debug_loc.size = image_get_map_size(&debug_loclist_sect);
}
+ else image_unmap_section(&debug_loclist_sect);
while (mod_ctx.data < mod_ctx.end_data)
{
- dwarf2_parse_compilation_unit(section, module, thunks, &mod_ctx, load_offset);
+ dwarf2_parse_compilation_unit(section, dwarf2_modfmt->module, thunks, &mod_ctx, load_offset);
}
- module->module.SymType = SymDia;
- module->module.CVSig = 'D' | ('W' << 8) | ('A' << 16) | ('R' << 24);
+ dwarf2_modfmt->module->module.SymType = SymDia;
+ dwarf2_modfmt->module->module.CVSig = 'D' | ('W' << 8) | ('A' << 16) | ('R' << 24);
/* FIXME: we could have a finer grain here */
- module->module.GlobalSymbols = TRUE;
- module->module.TypeInfo = TRUE;
- module->module.SourceIndexed = TRUE;
- module->module.Publics = TRUE;
- return TRUE;
+ dwarf2_modfmt->module->module.GlobalSymbols = TRUE;
+ dwarf2_modfmt->module->module.TypeInfo = TRUE;
+ dwarf2_modfmt->module->module.SourceIndexed = TRUE;
+ dwarf2_modfmt->module->module.Publics = TRUE;
+
+leave:
+ image_unmap_section(&debug_sect);
+ image_unmap_section(&debug_abbrev_sect);
+ image_unmap_section(&debug_str_sect);
+ image_unmap_section(&debug_line_sect);
+
+ return ret;
}
#include "dbghelp_private.h"
-#ifdef HAVE_ELF_H
-# include <elf.h>
-#endif
-#ifdef HAVE_SYS_ELF32_H
-# include <sys/elf32.h>
-#endif
-#ifdef HAVE_SYS_EXEC_ELF_H
-# include <sys/exec_elf.h>
-#endif
-#if !defined(DT_NUM)
-# if defined(DT_COUNT)
-# define DT_NUM DT_COUNT
-# else
-/* this seems to be a satisfactory value on Solaris, which doesn't support this AFAICT */
-# define DT_NUM 24
-# endif
-#endif
-#ifdef HAVE_LINK_H
-# include <link.h>
-#endif
-#ifdef HAVE_SYS_LINK_H
-# include <sys/link.h>
-#endif
+#include "image_private.h"
#include "wine/library.h"
#include "wine/debug.h"
-struct elf_module_info
-{
- DWORD_PTR elf_addr;
- unsigned short elf_mark : 1,
- elf_loader : 1;
-};
-
#ifdef __ELF__
#define ELF_INFO_DEBUG_HEADER 0x0001
const WCHAR* module_name; /* OUT found module name (if ELF_INFO_NAME is set) */
};
-#ifdef _WIN64
-#define Elf_Ehdr Elf64_Ehdr
-#define Elf_Shdr Elf64_Shdr
-#define Elf_Phdr Elf64_Phdr
-#define Elf_Dyn Elf64_Dyn
-#define Elf_Sym Elf64_Sym
-#else
-#define Elf_Ehdr Elf32_Ehdr
-#define Elf_Shdr Elf32_Shdr
-#define Elf_Phdr Elf32_Phdr
-#define Elf_Dyn Elf32_Dyn
-#define Elf_Sym Elf32_Sym
-#endif
-
-/* structure holding information while handling an ELF image
- * allows one by one section mapping for memory savings
- */
-struct elf_file_map
-{
- Elf_Ehdr elfhdr;
- size_t elf_size;
- size_t elf_start;
- struct
- {
- Elf_Shdr shdr;
- const char* mapped;
- }* sect;
- int fd;
- const char* shstrtab;
- struct elf_file_map* alternate; /* another ELF file (linked to this one) */
-};
-
-struct elf_section_map
-{
- struct elf_file_map* fmap;
- long sidx;
-};
-
struct symtab_elt
{
struct hash_table_elt ht_elt;
unsigned long rva_end;
};
+struct elf_module_info
+{
+ unsigned long elf_addr;
+ unsigned short elf_mark : 1,
+ elf_loader : 1;
+ struct image_file_map file_map;
+};
+
/******************************************************************
* elf_map_section
*
* Maps a single section into memory from an ELF file
*/
-static const char* elf_map_section(struct elf_section_map* esm)
+const char* elf_map_section(struct image_section_map* ism)
{
+ struct elf_file_map* fmap = &ism->fmap->u.elf;
+
unsigned pgsz = getpagesize();
unsigned ofst, size;
- if (esm->sidx < 0 || esm->sidx >= esm->fmap->elfhdr.e_shnum ||
- esm->fmap->sect[esm->sidx].shdr.sh_type == SHT_NOBITS)
- return ELF_NO_MAP;
+ assert(ism->fmap->modtype == DMT_ELF);
+ if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.elf.elfhdr.e_shnum ||
+ fmap->sect[ism->sidx].shdr.sh_type == SHT_NOBITS)
+ return IMAGE_NO_MAP;
/* align required information on page size (we assume pagesize is a power of 2) */
- ofst = esm->fmap->sect[esm->sidx].shdr.sh_offset & ~(pgsz - 1);
- size = ((esm->fmap->sect[esm->sidx].shdr.sh_offset +
- esm->fmap->sect[esm->sidx].shdr.sh_size + pgsz - 1) & ~(pgsz - 1)) - ofst;
- esm->fmap->sect[esm->sidx].mapped = mmap(NULL, size, PROT_READ, MAP_PRIVATE,
- esm->fmap->fd, ofst);
- if (esm->fmap->sect[esm->sidx].mapped == ELF_NO_MAP) return ELF_NO_MAP;
- return esm->fmap->sect[esm->sidx].mapped + (esm->fmap->sect[esm->sidx].shdr.sh_offset & (pgsz - 1));
+ ofst = fmap->sect[ism->sidx].shdr.sh_offset & ~(pgsz - 1);
+ size = ((fmap->sect[ism->sidx].shdr.sh_offset +
+ fmap->sect[ism->sidx].shdr.sh_size + pgsz - 1) & ~(pgsz - 1)) - ofst;
+ fmap->sect[ism->sidx].mapped = mmap(NULL, size, PROT_READ, MAP_PRIVATE,
+ fmap->fd, ofst);
+ if (fmap->sect[ism->sidx].mapped == IMAGE_NO_MAP) return IMAGE_NO_MAP;
+ return fmap->sect[ism->sidx].mapped + (fmap->sect[ism->sidx].shdr.sh_offset & (pgsz - 1));
}
/******************************************************************
* Finds a section by name (and type) into memory from an ELF file
* or its alternate if any
*/
-static BOOL elf_find_section(struct elf_file_map* fmap, const char* name,
- unsigned sht, struct elf_section_map* esm)
+BOOL elf_find_section(struct image_file_map* _fmap, const char* name,
+ unsigned sht, struct image_section_map* ism)
{
+ struct elf_file_map* fmap;
unsigned i;
- while (fmap)
+ while (_fmap)
{
- if (fmap->shstrtab == ELF_NO_MAP)
+ fmap = &_fmap->u.elf;
+ if (fmap->shstrtab == IMAGE_NO_MAP)
{
- struct elf_section_map hdr_esm = {fmap, fmap->elfhdr.e_shstrndx};
- if ((fmap->shstrtab = elf_map_section(&hdr_esm)) == ELF_NO_MAP) break;
+ struct image_section_map hdr_ism = {_fmap, fmap->elfhdr.e_shstrndx};
+ if ((fmap->shstrtab = elf_map_section(&hdr_ism)) == IMAGE_NO_MAP) break;
}
for (i = 0; i < fmap->elfhdr.e_shnum; i++)
{
if (strcmp(fmap->shstrtab + fmap->sect[i].shdr.sh_name, name) == 0 &&
(sht == SHT_NULL || sht == fmap->sect[i].shdr.sh_type))
{
- esm->fmap = fmap;
- esm->sidx = i;
+ ism->fmap = _fmap;
+ ism->sidx = i;
return TRUE;
}
}
- fmap = fmap->alternate;
+ _fmap = fmap->alternate;
}
- esm->fmap = NULL;
- esm->sidx = -1;
+ ism->fmap = NULL;
+ ism->sidx = -1;
return FALSE;
}
*
* Unmaps a single section from memory
*/
-static void elf_unmap_section(struct elf_section_map* esm)
+void elf_unmap_section(struct image_section_map* ism)
{
- if (esm->sidx >= 0 && esm->sidx < esm->fmap->elfhdr.e_shnum && esm->fmap->sect[esm->sidx].mapped != ELF_NO_MAP)
+ struct elf_file_map* fmap = &ism->fmap->u.elf;
+
+ if (ism->sidx >= 0 && ism->sidx < fmap->elfhdr.e_shnum && fmap->sect[ism->sidx].mapped != IMAGE_NO_MAP)
{
unsigned pgsz = getpagesize();
unsigned ofst, size;
- ofst = esm->fmap->sect[esm->sidx].shdr.sh_offset & ~(pgsz - 1);
- size = ((esm->fmap->sect[esm->sidx].shdr.sh_offset +
- esm->fmap->sect[esm->sidx].shdr.sh_size + pgsz - 1) & ~(pgsz - 1)) - ofst;
- if (munmap((char*)esm->fmap->sect[esm->sidx].mapped, size) < 0)
+ ofst = fmap->sect[ism->sidx].shdr.sh_offset & ~(pgsz - 1);
+ size = ((fmap->sect[ism->sidx].shdr.sh_offset +
+ fmap->sect[ism->sidx].shdr.sh_size + pgsz - 1) & ~(pgsz - 1)) - ofst;
+ if (munmap((char*)fmap->sect[ism->sidx].mapped, size) < 0)
WARN("Couldn't unmap the section\n");
- esm->fmap->sect[esm->sidx].mapped = ELF_NO_MAP;
+ fmap->sect[ism->sidx].mapped = IMAGE_NO_MAP;
}
}
-static void elf_end_find(struct elf_file_map* fmap)
+static void elf_end_find(struct image_file_map* fmap)
{
- struct elf_section_map esm;
+ struct image_section_map ism;
while (fmap)
{
- esm.fmap = fmap;
- esm.sidx = fmap->elfhdr.e_shstrndx;
- elf_unmap_section(&esm);
- fmap->shstrtab = ELF_NO_MAP;
- fmap = fmap->alternate;
+ ism.fmap = fmap;
+ ism.sidx = fmap->u.elf.elfhdr.e_shstrndx;
+ elf_unmap_section(&ism);
+ fmap->u.elf.shstrtab = IMAGE_NO_MAP;
+ fmap = fmap->u.elf.alternate;
}
}
+/******************************************************************
+ * elf_get_map_rva
+ *
+ * Get the RVA of an ELF section
+ */
+DWORD_PTR elf_get_map_rva(const struct image_section_map* ism)
+{
+ if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.elf.elfhdr.e_shnum)
+ return 0;
+ return ism->fmap->u.elf.sect[ism->sidx].shdr.sh_addr - ism->fmap->u.elf.elf_start;
+}
+
/******************************************************************
* elf_get_map_size
*
* Get the size of an ELF section
*/
-static inline unsigned elf_get_map_size(const struct elf_section_map* esm)
+unsigned elf_get_map_size(const struct image_section_map* ism)
{
- if (esm->sidx < 0 || esm->sidx >= esm->fmap->elfhdr.e_shnum)
+ if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.elf.elfhdr.e_shnum)
return 0;
- return esm->fmap->sect[esm->sidx].shdr.sh_size;
+ return ism->fmap->u.elf.sect[ism->sidx].shdr.sh_size;
+}
+
+static inline void elf_reset_file_map(struct image_file_map* fmap)
+{
+ fmap->u.elf.fd = -1;
+ fmap->u.elf.shstrtab = IMAGE_NO_MAP;
+ fmap->u.elf.alternate = NULL;
}
/******************************************************************
*
* Maps an ELF file into memory (and checks it's a real ELF file)
*/
-static BOOL elf_map_file(const WCHAR* filenameW, struct elf_file_map* fmap)
+static BOOL elf_map_file(const WCHAR* filenameW, struct image_file_map* fmap)
{
static const BYTE elf_signature[4] = { ELFMAG0, ELFMAG1, ELFMAG2, ELFMAG3 };
struct stat statbuf;
if (!(filename = HeapAlloc(GetProcessHeap(), 0, len))) return FALSE;
WideCharToMultiByte(CP_UNIXCP, 0, filenameW, -1, filename, len, NULL, NULL);
- fmap->fd = -1;
- fmap->shstrtab = ELF_NO_MAP;
- fmap->alternate = NULL;
+ elf_reset_file_map(fmap);
+ fmap->modtype = DMT_ELF;
/* check that the file exists, and that the module hasn't been loaded yet */
if (stat(filename, &statbuf) == -1 || S_ISDIR(statbuf.st_mode)) goto done;
/* Now open the file, so that we can mmap() it. */
- if ((fmap->fd = open(filename, O_RDONLY)) == -1) goto done;
+ if ((fmap->u.elf.fd = open(filename, O_RDONLY)) == -1) goto done;
- if (read(fmap->fd, &fmap->elfhdr, sizeof(fmap->elfhdr)) != sizeof(fmap->elfhdr))
+ if (read(fmap->u.elf.fd, &fmap->u.elf.elfhdr, sizeof(fmap->u.elf.elfhdr)) != sizeof(fmap->u.elf.elfhdr))
goto done;
/* and check for an ELF header */
- if (memcmp(fmap->elfhdr.e_ident,
+ if (memcmp(fmap->u.elf.elfhdr.e_ident,
elf_signature, sizeof(elf_signature))) goto done;
/* and check 32 vs 64 size according to current machine */
#ifdef _WIN64
- if (fmap->elfhdr.e_ident[EI_CLASS] != ELFCLASS64) goto done;
+ if (fmap->u.elf.elfhdr.e_ident[EI_CLASS] != ELFCLASS64) goto done;
#else
- if (fmap->elfhdr.e_ident[EI_CLASS] != ELFCLASS32) goto done;
+ if (fmap->u.elf.elfhdr.e_ident[EI_CLASS] != ELFCLASS32) goto done;
#endif
- fmap->sect = HeapAlloc(GetProcessHeap(), 0,
- fmap->elfhdr.e_shnum * sizeof(fmap->sect[0]));
- if (!fmap->sect) goto done;
+ fmap->u.elf.sect = HeapAlloc(GetProcessHeap(), 0,
+ fmap->u.elf.elfhdr.e_shnum * sizeof(fmap->u.elf.sect[0]));
+ if (!fmap->u.elf.sect) goto done;
- lseek(fmap->fd, fmap->elfhdr.e_shoff, SEEK_SET);
- for (i = 0; i < fmap->elfhdr.e_shnum; i++)
+ lseek(fmap->u.elf.fd, fmap->u.elf.elfhdr.e_shoff, SEEK_SET);
+ for (i = 0; i < fmap->u.elf.elfhdr.e_shnum; i++)
{
- read(fmap->fd, &fmap->sect[i].shdr, sizeof(fmap->sect[i].shdr));
- fmap->sect[i].mapped = ELF_NO_MAP;
+ read(fmap->u.elf.fd, &fmap->u.elf.sect[i].shdr, sizeof(fmap->u.elf.sect[i].shdr));
+ fmap->u.elf.sect[i].mapped = IMAGE_NO_MAP;
}
/* grab size of module once loaded in memory */
- lseek(fmap->fd, fmap->elfhdr.e_phoff, SEEK_SET);
- fmap->elf_size = 0;
- fmap->elf_start = ~0L;
- for (i = 0; i < fmap->elfhdr.e_phnum; i++)
+ lseek(fmap->u.elf.fd, fmap->u.elf.elfhdr.e_phoff, SEEK_SET);
+ fmap->u.elf.elf_size = 0;
+ fmap->u.elf.elf_start = ~0L;
+ for (i = 0; i < fmap->u.elf.elfhdr.e_phnum; i++)
{
- if (read(fmap->fd, &phdr, sizeof(phdr)) == sizeof(phdr) &&
+ if (read(fmap->u.elf.fd, &phdr, sizeof(phdr)) == sizeof(phdr) &&
phdr.p_type == PT_LOAD)
{
tmp = (phdr.p_vaddr + phdr.p_memsz + page_mask) & ~page_mask;
- if (fmap->elf_size < tmp) fmap->elf_size = tmp;
- if (phdr.p_vaddr < fmap->elf_start) fmap->elf_start = phdr.p_vaddr;
+ if (fmap->u.elf.elf_size < tmp) fmap->u.elf.elf_size = tmp;
+ if (phdr.p_vaddr < fmap->u.elf.elf_start) fmap->u.elf.elf_start = phdr.p_vaddr;
}
}
/* if non relocatable ELF, then remove fixed address from computation
* otherwise, all addresses are zero based and start has no effect
*/
- fmap->elf_size -= fmap->elf_start;
+ fmap->u.elf.elf_size -= fmap->u.elf.elf_start;
ret = TRUE;
done:
HeapFree(GetProcessHeap(), 0, filename);
*
* Unmaps an ELF file from memory (previously mapped with elf_map_file)
*/
-static void elf_unmap_file(struct elf_file_map* fmap)
+static void elf_unmap_file(struct image_file_map* fmap)
{
while (fmap)
{
- if (fmap->fd != -1)
+ if (fmap->u.elf.fd != -1)
{
- struct elf_section_map esm;
- esm.fmap = fmap;
- for (esm.sidx = 0; esm.sidx < fmap->elfhdr.e_shnum; esm.sidx++)
+ struct image_section_map ism;
+ ism.fmap = fmap;
+ for (ism.sidx = 0; ism.sidx < fmap->u.elf.elfhdr.e_shnum; ism.sidx++)
{
- elf_unmap_section(&esm);
+ elf_unmap_section(&ism);
}
- HeapFree(GetProcessHeap(), 0, fmap->sect);
- close(fmap->fd);
+ HeapFree(GetProcessHeap(), 0, fmap->u.elf.sect);
+ close(fmap->u.elf.fd);
}
- fmap = fmap->alternate;
+ fmap = fmap->u.elf.alternate;
}
}
+static void elf_module_remove(struct process* pcs, struct module_format* modfmt)
+{
+ elf_unmap_file(&modfmt->u.elf_info->file_map);
+ HeapFree(GetProcessHeap(), 0, modfmt);
+}
+
/******************************************************************
* elf_is_in_thunk_area
*
*
* creating an internal hash table to ease use ELF symtab information lookup
*/
-static void elf_hash_symtab(struct module* module, struct pool* pool,
- struct hash_table* ht_symtab, struct elf_file_map* fmap,
+static void elf_hash_symtab(struct module* module, struct pool* pool,
+ struct hash_table* ht_symtab, struct image_file_map* fmap,
struct elf_thunk_area* thunks)
{
int i, j, nsym;
const char* ptr;
const Elf_Sym* symp;
struct symtab_elt* ste;
- struct elf_section_map esm, esm_str;
-
- if (!elf_find_section(fmap, ".symtab", SHT_SYMTAB, &esm) &&
- !elf_find_section(fmap, ".dynsym", SHT_DYNSYM, &esm)) return;
- if ((symp = (const Elf_Sym*)elf_map_section(&esm)) == ELF_NO_MAP) return;
- esm_str.fmap = fmap;
- esm_str.sidx = fmap->sect[esm.sidx].shdr.sh_link;
- if ((strp = elf_map_section(&esm_str)) == ELF_NO_MAP) return;
+ struct image_section_map ism, ism_str;
+
+ if (!elf_find_section(fmap, ".symtab", SHT_SYMTAB, &ism) &&
+ !elf_find_section(fmap, ".dynsym", SHT_DYNSYM, &ism)) return;
+ if ((symp = (const Elf_Sym*)image_map_section(&ism)) == IMAGE_NO_MAP) return;
+ ism_str.fmap = ism.fmap;
+ ism_str.sidx = fmap->u.elf.sect[ism.sidx].shdr.sh_link;
+ if ((strp = image_map_section(&ism_str)) == IMAGE_NO_MAP)
+ {
+ image_unmap_section(&ism);
+ return;
+ }
- nsym = elf_get_map_size(&esm) / sizeof(*symp);
+ nsym = image_get_map_size(&ism) / sizeof(*symp);
for (j = 0; thunks[j].symname; j++)
thunks[j].rva_start = thunks[j].rva_end = 0;
void* ptr;
struct symt_ht* sym;
const Elf_Sym* symp;
+ struct elf_module_info* elf_info = module->format_info[DFI_ELF]->u.elf_info;
hash_table_iter_init(&module->ht_symbols, &hti, NULL);
while ((ptr = hash_table_iter_up(&hti)))
switch (sym->symt.tag)
{
case SymTagFunction:
- if (((struct symt_function*)sym)->address != module->elf_info->elf_addr &&
+ if (((struct symt_function*)sym)->address != elf_info->elf_addr &&
((struct symt_function*)sym)->size)
{
break;
((struct symt_function*)sym)->container);
if (symp)
{
- if (((struct symt_function*)sym)->address != module->elf_info->elf_addr &&
- ((struct symt_function*)sym)->address != module->elf_info->elf_addr + symp->st_value)
+ if (((struct symt_function*)sym)->address != elf_info->elf_addr &&
+ ((struct symt_function*)sym)->address != elf_info->elf_addr + symp->st_value)
FIXME("Changing address for %p/%s!%s from %08lx to %08lx\n",
sym, debugstr_w(module->module.ModuleName), sym->hash_elt.name,
- ((struct symt_function*)sym)->address, module->elf_info->elf_addr + symp->st_value);
+ ((struct symt_function*)sym)->address, elf_info->elf_addr + symp->st_value);
if (((struct symt_function*)sym)->size && ((struct symt_function*)sym)->size != symp->st_size)
FIXME("Changing size for %p/%s!%s from %08lx to %08x\n",
sym, debugstr_w(module->module.ModuleName), sym->hash_elt.name,
((struct symt_function*)sym)->size, (unsigned int)symp->st_size);
- ((struct symt_function*)sym)->address = module->elf_info->elf_addr +
- symp->st_value;
+ ((struct symt_function*)sym)->address = elf_info->elf_addr + symp->st_value;
((struct symt_function*)sym)->size = symp->st_size;
} else
FIXME("Couldn't find %s!%s\n",
{
case DataIsGlobal:
case DataIsFileStatic:
- if (((struct symt_data*)sym)->u.var.offset != module->elf_info->elf_addr)
+ if (((struct symt_data*)sym)->u.var.offset != elf_info->elf_addr)
break;
symp = elf_lookup_symtab(module, symtab, sym->hash_elt.name,
((struct symt_data*)sym)->container);
if (symp)
{
- if (((struct symt_data*)sym)->u.var.offset != module->elf_info->elf_addr &&
- ((struct symt_data*)sym)->u.var.offset != module->elf_info->elf_addr + symp->st_value)
+ if (((struct symt_data*)sym)->u.var.offset != elf_info->elf_addr &&
+ ((struct symt_data*)sym)->u.var.offset != elf_info->elf_addr + symp->st_value)
FIXME("Changing address for %p/%s!%s from %08lx to %08lx\n",
sym, debugstr_w(module->module.ModuleName), sym->hash_elt.name,
- ((struct symt_function*)sym)->address, module->elf_info->elf_addr + symp->st_value);
- ((struct symt_data*)sym)->u.var.offset = module->elf_info->elf_addr +
- symp->st_value;
+ ((struct symt_function*)sym)->address, elf_info->elf_addr + symp->st_value);
+ ((struct symt_data*)sym)->u.var.offset = elf_info->elf_addr + symp->st_value;
((struct symt_data*)sym)->kind = (ELF32_ST_BIND(symp->st_info) == STB_LOCAL) ?
DataIsFileStatic : DataIsGlobal;
} else
{
if (ste->used) continue;
- addr = module->elf_info->elf_addr + ste->symp->st_value;
+ addr = module->format_info[DFI_ELF]->u.elf_info->elf_addr + ste->symp->st_value;
j = elf_is_in_thunk_area(ste->symp->st_value, thunks);
if (j >= 0) /* thunk found */
while ((ste = hash_table_iter_up(&hti)))
{
symt_new_public(module, ste->compiland, ste->ht_elt.name,
- module->elf_info->elf_addr + ste->symp->st_value,
+ module->format_info[DFI_ELF]->u.elf_info->elf_addr + ste->symp->st_value,
ste->symp->st_size);
}
return TRUE;
}
-static BOOL elf_check_debug_link(const WCHAR* file, struct elf_file_map* fmap, DWORD crc)
+static BOOL elf_check_debug_link(const WCHAR* file, struct image_file_map* fmap, DWORD crc)
{
BOOL ret;
if (!elf_map_file(file, fmap)) return FALSE;
- if (!(ret = crc == calc_crc32(fmap->fd)))
+ if (!(ret = crc == calc_crc32(fmap->u.elf.fd)))
{
WARN("Bad CRC for file %s (got %08x while expecting %08x)\n",
- debugstr_w(file), calc_crc32(fmap->fd), crc);
+ debugstr_w(file), calc_crc32(fmap->u.elf.fd), crc);
elf_unmap_file(fmap);
}
return ret;
* is the global debug file directory, and execdir has been turned
* into a relative path)." (from GDB manual)
*/
-static BOOL elf_locate_debug_link(struct elf_file_map* fmap, const char* filename,
+static BOOL elf_locate_debug_link(struct image_file_map* fmap, const char* filename,
const WCHAR* loaded_file, DWORD crc)
{
static const WCHAR globalDebugDirW[] = {'/','u','s','r','/','l','i','b','/','d','e','b','u','g','/'};
size_t filename_len;
WCHAR* p = NULL;
WCHAR* slash;
- struct elf_file_map* fmap_link = NULL;
+ struct image_file_map* fmap_link = NULL;
fmap_link = HeapAlloc(GetProcessHeap(), 0, sizeof(*fmap_link));
if (!fmap_link) return FALSE;
found:
TRACE("Located debug information file %s at %s\n", filename, debugstr_w(p));
HeapFree(GetProcessHeap(), 0, p);
- fmap->alternate = fmap_link;
+ fmap->u.elf.alternate = fmap_link;
return TRUE;
}
* Parses a .gnu_debuglink section and loads the debug info from
* the external file specified there.
*/
-static BOOL elf_debuglink_parse(struct elf_file_map* fmap, const struct module* module,
+static BOOL elf_debuglink_parse(struct image_file_map* fmap, const struct module* module,
const BYTE* debuglink)
{
/* The content of a debug link section is:
* read or parsed)
* 1 on success
*/
-static BOOL elf_load_debug_info_from_map(struct module* module,
- struct elf_file_map* fmap,
+static BOOL elf_load_debug_info_from_map(struct module* module,
+ struct image_file_map* fmap,
struct pool* pool,
struct hash_table* ht_symtab)
{
if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY))
{
- struct elf_section_map stab_sect, stabstr_sect;
- struct elf_section_map debug_sect, debug_str_sect, debug_abbrev_sect,
- debug_line_sect, debug_loclist_sect;
- struct elf_section_map debuglink_sect;
+ struct image_section_map stab_sect, stabstr_sect;
+ struct image_section_map debuglink_sect;
/* if present, add the .gnu_debuglink file as an alternate to current one */
if (elf_find_section(fmap, ".gnu_debuglink", SHT_NULL, &debuglink_sect))
{
const BYTE* dbg_link;
- dbg_link = (const BYTE*)elf_map_section(&debuglink_sect);
- if (dbg_link != ELF_NO_MAP)
+ dbg_link = (const BYTE*)image_map_section(&debuglink_sect);
+ if (dbg_link != IMAGE_NO_MAP)
{
lret = elf_debuglink_parse(fmap, module, dbg_link);
if (!lret)
debugstr_w(module->module.ModuleName));
ret = ret || lret;
}
- elf_unmap_section(&debuglink_sect);
+ image_unmap_section(&debuglink_sect);
}
if (elf_find_section(fmap, ".stab", SHT_NULL, &stab_sect) &&
elf_find_section(fmap, ".stabstr", SHT_NULL, &stabstr_sect))
const char* stab;
const char* stabstr;
- stab = elf_map_section(&stab_sect);
- stabstr = elf_map_section(&stabstr_sect);
- if (stab != ELF_NO_MAP && stabstr != ELF_NO_MAP)
+ stab = image_map_section(&stab_sect);
+ stabstr = image_map_section(&stabstr_sect);
+ if (stab != IMAGE_NO_MAP && stabstr != IMAGE_NO_MAP)
{
/* OK, now just parse all of the stabs. */
- lret = stabs_parse(module, module->elf_info->elf_addr,
- stab, elf_get_map_size(&stab_sect),
- stabstr, elf_get_map_size(&stabstr_sect),
+ lret = stabs_parse(module, module->format_info[DFI_ELF]->u.elf_info->elf_addr,
+ stab, image_get_map_size(&stab_sect),
+ stabstr, image_get_map_size(&stabstr_sect),
NULL, NULL);
if (lret)
/* and fill in the missing information for stabs */
ret = ret || lret;
}
else lret = FALSE;
- elf_unmap_section(&stab_sect);
- elf_unmap_section(&stabstr_sect);
- }
- if (elf_find_section(fmap, ".debug_info", SHT_NULL, &debug_sect))
- {
- /* Dwarf 2 debug information */
- const BYTE* dw2_debug;
- const BYTE* dw2_debug_abbrev;
- const BYTE* dw2_debug_str;
- const BYTE* dw2_debug_line;
- const BYTE* dw2_debug_loclist;
-
- /* debug info might have a different base address than .so file
- * when elf file is prelinked after splitting off debug info
- * adjust symbol base addresses accordingly
- */
- unsigned long load_offset = module->elf_info->elf_addr +
- fmap->elf_start - debug_sect.fmap->elf_start;
-
- TRACE("Loading Dwarf2 information for %s\n", debugstr_w(module->module.ModuleName));
-
- elf_find_section(fmap, ".debug_str", SHT_NULL, &debug_str_sect);
- elf_find_section(fmap, ".debug_abbrev", SHT_NULL, &debug_abbrev_sect);
- elf_find_section(fmap, ".debug_line", SHT_NULL, &debug_line_sect);
- elf_find_section(fmap, ".debug_loc", SHT_NULL, &debug_loclist_sect);
-
- dw2_debug = (const BYTE*)elf_map_section(&debug_sect);
- dw2_debug_abbrev = (const BYTE*)elf_map_section(&debug_abbrev_sect);
- dw2_debug_str = (const BYTE*)elf_map_section(&debug_str_sect);
- dw2_debug_line = (const BYTE*)elf_map_section(&debug_line_sect);
- dw2_debug_loclist = (const BYTE*)elf_map_section(&debug_loclist_sect);
- if (dw2_debug != ELF_NO_MAP && dw2_debug_abbrev != ELF_NO_MAP && dw2_debug_str != ELF_NO_MAP)
- {
- /* OK, now just parse dwarf2 debug infos. */
- lret = dwarf2_parse(module, load_offset, thunks,
- dw2_debug, elf_get_map_size(&debug_sect),
- dw2_debug_abbrev, elf_get_map_size(&debug_abbrev_sect),
- dw2_debug_str, elf_get_map_size(&debug_str_sect),
- dw2_debug_line, elf_get_map_size(&debug_line_sect),
- dw2_debug_loclist, elf_get_map_size(&debug_loclist_sect));
-
- if (!lret)
- WARN("Couldn't correctly read dwarf2\n");
- ret = ret || lret;
- }
- elf_unmap_section(&debug_sect);
- elf_unmap_section(&debug_abbrev_sect);
- elf_unmap_section(&debug_str_sect);
- elf_unmap_section(&debug_line_sect);
- elf_unmap_section(&debug_loclist_sect);
+ image_unmap_section(&stab_sect);
+ image_unmap_section(&stabstr_sect);
}
+ lret = dwarf2_parse(module, module->format_info[DFI_ELF]->u.elf_info->elf_addr,
+ thunks, fmap);
+ ret = ret || lret;
}
if (strstrW(module->module.ModuleName, S_ElfW) ||
!strcmpW(module->module.ModuleName, S_WineLoaderW))
*
* Loads ELF debugging information from the module image file.
*/
-BOOL elf_load_debug_info(struct module* module, struct elf_file_map* fmap)
+BOOL elf_load_debug_info(struct module* module, struct image_file_map* fmap)
{
- BOOL ret = TRUE;
- struct pool pool;
- struct hash_table ht_symtab;
- struct elf_file_map my_fmap;
+ BOOL ret = TRUE;
+ struct pool pool;
+ struct hash_table ht_symtab;
+ struct image_file_map my_fmap;
+ struct module_format* modfmt;
- if (module->type != DMT_ELF || !module->elf_info)
+ if (module->type != DMT_ELF || !(modfmt = module->format_info[DFI_ELF]) || !modfmt->u.elf_info)
{
ERR("Bad elf module '%s'\n", debugstr_w(module->module.LoadedImageName));
return FALSE;
if (ret)
ret = elf_load_debug_info_from_map(module, fmap, &pool, &ht_symtab);
+ if (ret)
+ {
+ modfmt->u.elf_info->file_map = *fmap;
+ elf_reset_file_map(fmap);
+ }
+
pool_destroy(&pool);
if (fmap == &my_fmap) elf_unmap_file(fmap);
return ret;
BOOL elf_fetch_file_info(const WCHAR* name, DWORD* base,
DWORD* size, DWORD* checksum)
{
- struct elf_file_map fmap;
+ struct image_file_map fmap;
if (!elf_map_file(name, &fmap)) return FALSE;
- if (base) *base = fmap.elf_start;
- *size = fmap.elf_size;
- *checksum = calc_crc32(fmap.fd);
+ if (base) *base = fmap.u.elf.elf_start;
+ *size = fmap.u.elf.elf_size;
+ *checksum = calc_crc32(fmap.u.elf.fd);
elf_unmap_file(&fmap);
return TRUE;
}
static BOOL elf_load_file(struct process* pcs, const WCHAR* filename,
unsigned long load_offset, struct elf_info* elf_info)
{
- BOOL ret = FALSE;
- struct elf_file_map fmap;
+ BOOL ret = FALSE;
+ struct image_file_map fmap;
TRACE("Processing elf file '%s' at %08lx\n", debugstr_w(filename), load_offset);
* this thing. We need the main executable header, and the section
* table.
*/
- if (!fmap.elf_start && !load_offset)
+ if (!fmap.u.elf.elf_start && !load_offset)
ERR("Relocatable ELF %s, but no load address. Loading at 0x0000000\n",
debugstr_w(filename));
- if (fmap.elf_start && load_offset)
+ if (fmap.u.elf.elf_start && load_offset)
{
WARN("Non-relocatable ELF %s, but load address of 0x%08lx supplied. "
"Assuming load address is corrupt\n", debugstr_w(filename), load_offset);
if (elf_info->flags & ELF_INFO_DEBUG_HEADER)
{
- struct elf_section_map esm;
+ struct image_section_map ism;
- if (elf_find_section(&fmap, ".dynamic", SHT_DYNAMIC, &esm))
+ if (elf_find_section(&fmap, ".dynamic", SHT_DYNAMIC, &ism))
{
Elf_Dyn dyn;
- char* ptr = (char*)fmap.sect[esm.sidx].shdr.sh_addr;
+ char* ptr = (char*)fmap.u.elf.sect[ism.sidx].shdr.sh_addr;
unsigned long len;
do
if (elf_info->flags & ELF_INFO_MODULE)
{
- struct elf_module_info *elf_module_info =
- HeapAlloc(GetProcessHeap(), 0, sizeof(struct elf_module_info));
- if (!elf_module_info) goto leave;
+ struct elf_module_info *elf_module_info;
+ struct module_format* modfmt;
+
+ modfmt = HeapAlloc(GetProcessHeap(), 0,
+ sizeof(struct module_format) + sizeof(struct elf_module_info));
+ if (!modfmt) goto leave;
elf_info->module = module_new(pcs, filename, DMT_ELF, FALSE,
- (load_offset) ? load_offset : fmap.elf_start,
- fmap.elf_size, 0, calc_crc32(fmap.fd));
+ (load_offset) ? load_offset : fmap.u.elf.elf_start,
+ fmap.u.elf.elf_size, 0, calc_crc32(fmap.u.elf.fd));
if (!elf_info->module)
{
- HeapFree(GetProcessHeap(), 0, elf_module_info);
+ HeapFree(GetProcessHeap(), 0, modfmt);
goto leave;
}
- elf_info->module->elf_info = elf_module_info;
- elf_info->module->elf_info->elf_addr = load_offset;
+ elf_module_info = (void*)(modfmt + 1);
+ elf_info->module->format_info[DFI_ELF] = modfmt;
+ modfmt->module = elf_info->module;
+ modfmt->remove = elf_module_remove;
+ modfmt->loc_compute = NULL;
+ modfmt->u.elf_info = elf_module_info;
+
+ elf_module_info->elf_addr = load_offset;
if (dbghelp_options & SYMOPT_DEFERRED_LOADS)
{
elf_info->module->module.SymType = SymDeferred;
+ elf_module_info->file_map = fmap;
+ elf_reset_file_map(&fmap);
ret = TRUE;
}
else ret = elf_load_debug_info(elf_info->module, &fmap);
- elf_info->module->elf_info->elf_mark = 1;
- elf_info->module->elf_info->elf_loader = 0;
+ elf_module_info->elf_mark = 1;
+ elf_module_info->elf_loader = 0;
} else ret = TRUE;
if (elf_info->flags & ELF_INFO_NAME)
if ((module = module_is_already_loaded(pcs, filename)))
{
elf_info->module = module;
- module->elf_info->elf_mark = 1;
+ elf_info->module->format_info[DFI_ELF]->u.elf_info->elf_mark = 1;
return module->module.SymType;
}
for (module = pcs->lmodules; module; module = module->next)
{
if (module->type == DMT_ELF && !module->is_virtual)
- module->elf_info->elf_mark = 0;
+ module->format_info[DFI_ELF]->u.elf_info->elf_mark = 0;
}
es.pcs = pcs;
module = pcs->lmodules;
while (module)
{
- if (module->type == DMT_ELF && !module->is_virtual &&
- !module->elf_info->elf_mark && !module->elf_info->elf_loader)
+ if (module->type == DMT_ELF && !module->is_virtual)
{
- module_remove(pcs, module);
- /* restart all over */
- module = pcs->lmodules;
+ struct elf_module_info* elf_info = module->format_info[DFI_ELF]->u.elf_info;
+
+ if (!elf_info->elf_mark && !elf_info->elf_loader)
+ {
+ module_remove(pcs, module);
+ /* restart all over */
+ module = pcs->lmodules;
+ continue;
+ }
}
- else module = module->next;
+ module = module->next;
}
return TRUE;
}
elf_info.flags = ELF_INFO_DEBUG_HEADER | ELF_INFO_MODULE;
if (!elf_search_loader(pcs, &elf_info)) return FALSE;
- elf_info.module->elf_info->elf_loader = 1;
+ elf_info.module->format_info[DFI_ELF]->u.elf_info->elf_loader = 1;
module_set_module(elf_info.module, S_WineLoaderW);
return (pcs->dbg_hdr_addr = elf_info.dbg_hdr_addr) != 0;
}
#else /* !__ELF__ */
+BOOL elf_find_section(struct image_file_map* fmap, const char* name,
+ unsigned sht, struct image_section_map* ism)
+{
+ return FALSE;
+}
+
+const char* elf_map_section(struct image_section_map* ism)
+{
+ return NULL;
+}
+
+void elf_unmap_section(struct image_section_map* ism)
+{}
+
+unsigned elf_get_map_size(const struct image_section_map* ism)
+{
+ return 0;
+}
+
+DWORD_PTR elf_get_map_rva(const struct image_section_map* ism)
+{
+ return 0;
+}
+
BOOL elf_synchronize_module_list(struct process* pcs)
{
return FALSE;
return NULL;
}
-BOOL elf_load_debug_info(struct module* module, struct elf_file_map* fmap)
+BOOL elf_load_debug_info(struct module* module, struct image_file_map* fmap)
{
return FALSE;
}
--- /dev/null
+/*
+ * File elf_private.h - definitions for processing of ELF files
+ *
+ * Copyright (C) 1996, Eric Youngdale.
+ * 1999-2007 Eric Pouech
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#ifdef HAVE_ELF_H
+# include <elf.h>
+#endif
+#ifdef HAVE_SYS_ELF32_H
+# include <sys/elf32.h>
+#endif
+#ifdef HAVE_SYS_EXEC_ELF_H
+# include <sys/exec_elf.h>
+#endif
+#if !defined(DT_NUM)
+# if defined(DT_COUNT)
+# define DT_NUM DT_COUNT
+# else
+/* this seems to be a satisfactory value on Solaris, which doesn't support this AFAICT */
+# define DT_NUM 24
+# endif
+#endif
+#ifdef HAVE_LINK_H
+# include <link.h>
+#endif
+#ifdef HAVE_SYS_LINK_H
+# include <sys/link.h>
+#endif
+
+#define IMAGE_NO_MAP ((void*)-1)
+
+#ifdef __ELF__
+
+#ifdef _WIN64
+#define Elf_Ehdr Elf64_Ehdr
+#define Elf_Shdr Elf64_Shdr
+#define Elf_Phdr Elf64_Phdr
+#define Elf_Dyn Elf64_Dyn
+#define Elf_Sym Elf64_Sym
+#else
+#define Elf_Ehdr Elf32_Ehdr
+#define Elf_Shdr Elf32_Shdr
+#define Elf_Phdr Elf32_Phdr
+#define Elf_Dyn Elf32_Dyn
+#define Elf_Sym Elf32_Sym
+#endif
+#else
+#ifndef SHT_NULL
+#define SHT_NULL 0
+#endif
+#endif
+
+/* structure holding information while handling an ELF image
+ * allows one by one section mapping for memory savings
+ */
+struct image_file_map
+{
+ enum module_type modtype;
+ union
+ {
+ struct elf_file_map
+ {
+ size_t elf_size;
+ size_t elf_start;
+ int fd;
+ const char* shstrtab;
+ struct image_file_map* alternate; /* another ELF file (linked to this one) */
+#ifdef __ELF__
+ Elf_Ehdr elfhdr;
+ struct
+ {
+ Elf_Shdr shdr;
+ const char* mapped;
+ }* sect;
+#endif
+ } elf;
+ struct pe_file_map
+ {
+ HANDLE hMap;
+ IMAGE_NT_HEADERS ntheader;
+ unsigned full_count;
+ void* full_map;
+ struct
+ {
+ IMAGE_SECTION_HEADER shdr;
+ const char* mapped;
+ }* sect;
+ const char* strtable;
+ } pe;
+ } u;
+};
+
+struct image_section_map
+{
+ struct image_file_map* fmap;
+ long sidx;
+};
+
+extern BOOL elf_find_section(struct image_file_map* fmap, const char* name,
+ unsigned sht, struct image_section_map* ism);
+extern const char* elf_map_section(struct image_section_map* ism);
+extern void elf_unmap_section(struct image_section_map* ism);
+extern DWORD_PTR elf_get_map_rva(const struct image_section_map* ism);
+extern unsigned elf_get_map_size(const struct image_section_map* ism);
+
+extern BOOL pe_find_section(struct image_file_map* fmap, const char* name,
+ struct image_section_map* ism);
+extern const char* pe_map_section(struct image_section_map* psm);
+extern void pe_unmap_section(struct image_section_map* psm);
+extern DWORD_PTR pe_get_map_rva(const struct image_section_map* psm);
+extern unsigned pe_get_map_size(const struct image_section_map* psm);
+
+static inline BOOL image_find_section(struct image_file_map* fmap, const char* name,
+ struct image_section_map* ism)
+{
+ switch (fmap->modtype)
+ {
+ case DMT_ELF: return elf_find_section(fmap, name, SHT_NULL, ism);
+ case DMT_PE: return pe_find_section(fmap, name, ism);
+ default: assert(0); return FALSE;
+ }
+}
+
+static inline const char* image_map_section(struct image_section_map* ism)
+{
+ if (!ism->fmap) return NULL;
+ switch (ism->fmap->modtype)
+ {
+ case DMT_ELF: return elf_map_section(ism);
+ case DMT_PE: return pe_map_section(ism);
+ default: assert(0); return NULL;
+ }
+}
+
+static inline void image_unmap_section(struct image_section_map* ism)
+{
+ if (!ism->fmap) return;
+ switch (ism->fmap->modtype)
+ {
+ case DMT_ELF: elf_unmap_section(ism); break;
+ case DMT_PE: pe_unmap_section(ism); break;
+ default: assert(0); return;
+ }
+}
+
+static inline DWORD_PTR image_get_map_rva(struct image_section_map* ism)
+{
+ if (!ism->fmap) return 0;
+ switch (ism->fmap->modtype)
+ {
+ case DMT_ELF: return elf_get_map_rva(ism);
+ case DMT_PE: return pe_get_map_rva(ism);
+ default: assert(0); return 0;
+ }
+}
+
+static inline unsigned image_get_map_size(struct image_section_map* ism)
+{
+ if (!ism->fmap) return 0;
+ switch (ism->fmap->modtype)
+ {
+ case DMT_ELF: return elf_get_map_size(ism);
+ case DMT_PE: return pe_get_map_size(ism);
+ default: assert(0); return 0;
+ }
+}
sc->stroff, sc->strsize, (const void**)&stab, (const void**)&stabstr))
return 0;
- if (!stabs_parse(mdi->module, mdi->module->macho_info->load_addr - fmap->segs_start,
- stab, sc->nsyms * sizeof(struct nlist),
- stabstr, sc->strsize, macho_stabs_def_cb, mdi))
+ if (!stabs_parse(mdi->module,
+ mdi->module->format_info[DFI_MACHO]->u.macho_info->load_addr - fmap->segs_start,
+ stab, sc->nsyms * sizeof(struct nlist),
+ stabstr, sc->strsize, macho_stabs_def_cb, mdi))
ret = -1;
macho_unmap_ranges(fmap, sc->symoff, sc->nsyms * sizeof(struct nlist),
{
case SymTagFunction:
func = (struct symt_function*)sym;
- if (func->address == module->macho_info->load_addr)
+ if (func->address == module->format_info[DFI_MACHO]->u.macho_info->load_addr)
{
TRACE("Adjusting function %p/%s!%s from 0x%08lx to 0x%08lx\n", func,
debugstr_w(module->module.ModuleName), sym->hash_elt.name,
{
case DataIsGlobal:
case DataIsFileStatic:
- if (data->u.var.offset == module->macho_info->load_addr)
+ if (data->u.var.offset == module->format_info[DFI_MACHO]->u.macho_info->load_addr)
{
TRACE("Adjusting data symbol %p/%s!%s from 0x%08lx to 0x%08lx\n",
data, debugstr_w(module->module.ModuleName), sym->hash_elt.name,
TRACE("(%p, %p/%d)\n", module, fmap, fmap ? fmap->fd : -1);
- if (module->type != DMT_MACHO || !module->macho_info)
+ if (module->type != DMT_MACHO || !module->format_info[DFI_MACHO]->u.macho_info)
{
ERR("Bad Mach-O module '%s'\n", debugstr_w(module->module.LoadedImageName));
return FALSE;
if (macho_info->flags & MACHO_INFO_MODULE)
{
- struct macho_module_info *macho_module_info =
- HeapAlloc(GetProcessHeap(), 0, sizeof(struct macho_module_info));
- if (!macho_module_info) goto leave;
+ struct macho_module_info *macho_module_info;
+ struct module_format* modfmt =
+ HeapAlloc(GetProcessHeap(), 0, sizeof(struct module_format) + sizeof(struct macho_module_info));
+ if (!modfmt) goto leave;
macho_info->module = module_new(pcs, filename, DMT_MACHO, FALSE, load_addr,
fmap.segs_size, 0, calc_crc32(fmap.fd));
if (!macho_info->module)
{
- HeapFree(GetProcessHeap(), 0, macho_module_info);
+ HeapFree(GetProcessHeap(), 0, modfmt);
goto leave;
}
- macho_info->module->macho_info = macho_module_info;
- macho_info->module->macho_info->load_addr = load_addr;
+ macho_module_info = (void*)(modfmt + 1);
+ macho_info->module->format_info[DFI_MACHO] = modfmt;
+
+ modfmt->module = macho_info->module;
+ modfmt->remove = NULL;
+ modfmt->loc_compute = NULL;
+ modfmt->u.macho_info = macho_module_info;
+
+ macho_module_info->load_addr = load_addr;
if (dbghelp_options & SYMOPT_DEFERRED_LOADS)
macho_info->module->module.SymType = SymDeferred;
else if (!macho_load_debug_info(macho_info->module, &fmap))
ret = FALSE;
- macho_info->module->macho_info->in_use = 1;
- macho_info->module->macho_info->is_loader = 0;
+ macho_info->module->format_info[DFI_MACHO]->u.macho_info->in_use = 1;
+ macho_info->module->format_info[DFI_MACHO]->u.macho_info->is_loader = 0;
TRACE("module = %p\n", macho_info->module);
}
if ((module = module_is_already_loaded(pcs, filename)))
{
macho_info->module = module;
- module->macho_info->in_use = 1;
+ module->format_info[DFI_MACHO]->u.macho_info->in_use = 1;
return module->module.SymType;
}
for (module = pcs->lmodules; module; module = module->next)
{
if (module->type == DMT_MACHO && !module->is_virtual)
- module->macho_info->in_use = 0;
+ module->format_info[DFI_MACHO]->u.macho_info->in_use = 0;
}
ms.pcs = pcs;
while (module)
{
if (module->type == DMT_MACHO && !module->is_virtual &&
- !module->macho_info->in_use && !module->macho_info->is_loader)
+ !module->format_info[DFI_MACHO]->u.macho_info->in_use &&
+ !module->format_info[DFI_MACHO]->u.macho_info->is_loader)
{
module_remove(pcs, module);
/* restart all over */
TRACE("(%p/%p)\n", pcs, pcs->handle);
macho_info.flags = MACHO_INFO_DEBUG_HEADER | MACHO_INFO_MODULE;
if (!macho_search_loader(pcs, &macho_info)) return FALSE;
- macho_info.module->macho_info->is_loader = 1;
+ macho_info.module->format_info[DFI_MACHO]->u.macho_info->is_loader = 1;
module_set_module(macho_info.module, S_WineLoaderW);
return (pcs->dbg_hdr_addr = macho_info.dbg_hdr_addr) != 0;
}
unsigned long stamp, unsigned long checksum)
{
struct module* module;
+ unsigned i;
assert(type == DMT_ELF || type == DMT_PE || type == DMT_MACHO);
if (!(module = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*module))))
module->type = type;
module->is_virtual = virtual ? TRUE : FALSE;
+ for (i = 0; i < DFI_LAST; i++) module->format_info[i] = NULL;
module->sortlist_valid = FALSE;
module->sorttab_size = 0;
module->addr_sorttab = NULL;
*/
BOOL module_remove(struct process* pcs, struct module* module)
{
+ struct module_format*modfmt;
struct module** p;
+ unsigned i;
TRACE("%s (%p)\n", debugstr_w(module->module.ModuleName), module);
+
+ for (i = 0; i < DFI_LAST; i++)
+ {
+ if ((modfmt = module->format_info[i]) && modfmt->remove)
+ modfmt->remove(pcs, module->format_info[i]);
+ }
hash_table_destroy(&module->ht_symbols);
hash_table_destroy(&module->ht_types);
HeapFree(GetProcessHeap(), 0, module->sources);
HeapFree(GetProcessHeap(), 0, module->addr_sorttab);
- HeapFree(GetProcessHeap(), 0, module->dwarf2_info);
pool_destroy(&module->pool);
/* native dbghelp doesn't invoke registered callback(,CBA_SYMBOLS_UNLOADED,) here
* so do we
#include <assert.h>
#include "dbghelp_private.h"
+#include "image_private.h"
#include "winternl.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
+struct pe_module_info
+{
+ struct image_file_map fmap;
+};
+
+static void* pe_map_full(struct image_file_map* fmap, IMAGE_NT_HEADERS** nth)
+{
+ if (!fmap->u.pe.full_map)
+ {
+ fmap->u.pe.full_map = MapViewOfFile(fmap->u.pe.hMap, FILE_MAP_READ, 0, 0, 0);
+ }
+ if (fmap->u.pe.full_map)
+ {
+ if (nth) *nth = RtlImageNtHeader(fmap->u.pe.full_map);
+ fmap->u.pe.full_count++;
+ return fmap->u.pe.full_map;
+ }
+ return IMAGE_NO_MAP;
+}
+
+static void pe_unmap_full(struct image_file_map* fmap)
+{
+ if (fmap->u.pe.full_count && !--fmap->u.pe.full_count)
+ {
+ UnmapViewOfFile(fmap->u.pe.full_map);
+ fmap->u.pe.full_map = NULL;
+ }
+}
+
+/******************************************************************
+ * pe_map_section
+ *
+ * Maps a single section into memory from an PE file
+ */
+const char* pe_map_section(struct image_section_map* ism)
+{
+ void* mapping;
+ struct pe_file_map* fmap = &ism->fmap->u.pe;
+
+ if (ism->sidx >= 0 && ism->sidx < fmap->ntheader.FileHeader.NumberOfSections &&
+ fmap->sect[ism->sidx].mapped == IMAGE_NO_MAP)
+ {
+ IMAGE_NT_HEADERS* nth;
+ /* FIXME: that's rather drastic, but that will do for now
+ * that's ok if the full file map exists, but we could be less agressive otherwise and
+ * only map the relevant section
+ */
+ if ((mapping = pe_map_full(ism->fmap, &nth)))
+ {
+ fmap->sect[ism->sidx].mapped = RtlImageRvaToVa(nth, mapping,
+ fmap->sect[ism->sidx].shdr.VirtualAddress,
+ NULL);
+ return fmap->sect[ism->sidx].mapped;
+ }
+ }
+ return IMAGE_NO_MAP;
+}
+
+/******************************************************************
+ * pe_find_section
+ *
+ * Finds a section by name (and type) into memory from an PE file
+ * or its alternate if any
+ */
+BOOL pe_find_section(struct image_file_map* fmap, const char* name,
+ struct image_section_map* ism)
+{
+ const char* sectname;
+ unsigned i;
+ char tmp[IMAGE_SIZEOF_SHORT_NAME + 1];
+
+ for (i = 0; i < fmap->u.pe.ntheader.FileHeader.NumberOfSections; i++)
+ {
+ sectname = (const char*)fmap->u.pe.sect[i].shdr.Name;
+ /* long section names start with a '/' (at least on MinGW32) */
+ if (sectname[0] == '/' && fmap->u.pe.strtable)
+ sectname = fmap->u.pe.strtable + atoi(sectname + 1);
+ else
+ {
+ /* the section name may not be null terminated */
+ sectname = memcpy(tmp, sectname, IMAGE_SIZEOF_SHORT_NAME);
+ tmp[IMAGE_SIZEOF_SHORT_NAME] = '\0';
+ }
+ if (!strcasecmp(sectname, name))
+ {
+ ism->fmap = fmap;
+ ism->sidx = i;
+ return TRUE;
+ }
+ }
+ ism->fmap = NULL;
+ ism->sidx = -1;
+
+ return FALSE;
+}
+
+/******************************************************************
+ * pe_unmap_section
+ *
+ * Unmaps a single section from memory
+ */
+void pe_unmap_section(struct image_section_map* ism)
+{
+ if (ism->sidx >= 0 && ism->sidx < ism->fmap->u.pe.ntheader.FileHeader.NumberOfSections &&
+ ism->fmap->u.pe.sect[ism->sidx].mapped != IMAGE_NO_MAP)
+ {
+ pe_unmap_full(ism->fmap);
+ ism->fmap->u.pe.sect[ism->sidx].mapped = IMAGE_NO_MAP;
+ }
+}
+
+/******************************************************************
+ * pe_get_map_rva
+ *
+ * Get the RVA of an PE section
+ */
+DWORD_PTR pe_get_map_rva(const struct image_section_map* ism)
+{
+ if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.pe.ntheader.FileHeader.NumberOfSections)
+ return 0;
+ return ism->fmap->u.pe.sect[ism->sidx].shdr.VirtualAddress;
+}
+
+/******************************************************************
+ * pe_get_map_size
+ *
+ * Get the size of an PE section
+ */
+unsigned pe_get_map_size(const struct image_section_map* ism)
+{
+ if (ism->sidx < 0 || ism->sidx >= ism->fmap->u.pe.ntheader.FileHeader.NumberOfSections)
+ return 0;
+ return ism->fmap->u.pe.sect[ism->sidx].shdr.SizeOfRawData;
+}
+
+/******************************************************************
+ * pe_map_file
+ *
+ * Maps an PE file into memory (and checks it's a real PE file)
+ */
+static BOOL pe_map_file(HANDLE file, struct image_file_map* fmap, enum module_type mt)
+{
+ void* mapping;
+
+ fmap->modtype = mt;
+ fmap->u.pe.hMap = CreateFileMappingW(file, NULL, PAGE_READONLY, 0, 0, NULL);
+ if (fmap->u.pe.hMap == 0) return FALSE;
+ fmap->u.pe.full_count = 0;
+ fmap->u.pe.full_map = NULL;
+ if (!(mapping = pe_map_full(fmap, NULL))) goto error;
+
+ switch (mt)
+ {
+ case DMT_PE:
+ {
+ IMAGE_NT_HEADERS* nthdr;
+ IMAGE_SECTION_HEADER* section;
+ unsigned i;
+
+ if (!(nthdr = RtlImageNtHeader(mapping))) goto error;
+ memcpy(&fmap->u.pe.ntheader, nthdr, sizeof(fmap->u.pe.ntheader));
+ section = (IMAGE_SECTION_HEADER*)
+ ((char*)&nthdr->OptionalHeader + nthdr->FileHeader.SizeOfOptionalHeader);
+ fmap->u.pe.sect = HeapAlloc(GetProcessHeap(), 0,
+ nthdr->FileHeader.NumberOfSections * sizeof(fmap->u.pe.sect[0]));
+ if (!fmap->u.pe.sect) goto error;
+ for (i = 0; i < nthdr->FileHeader.NumberOfSections; i++)
+ {
+ memcpy(&fmap->u.pe.sect[i].shdr, section + i, sizeof(IMAGE_SECTION_HEADER));
+ fmap->u.pe.sect[i].mapped = IMAGE_NO_MAP;
+ }
+ if (nthdr->FileHeader.PointerToSymbolTable && nthdr->FileHeader.NumberOfSymbols)
+ {
+ /* FIXME ugly: should rather map the relevant content instead of copying it */
+ const char* src = (const char*)mapping +
+ nthdr->FileHeader.PointerToSymbolTable +
+ nthdr->FileHeader.NumberOfSymbols * sizeof(IMAGE_SYMBOL);
+ char* dst;
+ DWORD sz = *(DWORD*)src;
+
+ if ((dst = HeapAlloc(GetProcessHeap(), 0, sz)))
+ memcpy(dst, src, sz);
+ fmap->u.pe.strtable = dst;
+ }
+ else fmap->u.pe.strtable = NULL;
+ }
+ break;
+ default: assert(0); goto error;
+ }
+ pe_unmap_full(fmap);
+
+ return TRUE;
+error:
+ pe_unmap_full(fmap);
+ CloseHandle(fmap->u.pe.hMap);
+ return FALSE;
+}
+
+/******************************************************************
+ * pe_unmap_file
+ *
+ * Unmaps an PE file from memory (previously mapped with pe_map_file)
+ */
+static void pe_unmap_file(struct image_file_map* fmap)
+{
+ if (fmap->u.pe.hMap != 0)
+ {
+ struct image_section_map ism;
+ ism.fmap = fmap;
+ for (ism.sidx = 0; ism.sidx < fmap->u.pe.ntheader.FileHeader.NumberOfSections; ism.sidx++)
+ {
+ pe_unmap_section(&ism);
+ }
+ while (fmap->u.pe.full_count) pe_unmap_full(fmap);
+ HeapFree(GetProcessHeap(), 0, fmap->u.pe.sect);
+ HeapFree(GetProcessHeap(), 0, (void*)fmap->u.pe.strtable); /* FIXME ugly (see pe_map_file) */
+ CloseHandle(fmap->u.pe.hMap);
+ fmap->u.pe.hMap = NULL;
+ }
+}
+
+static void pe_module_remove(struct process* pcs, struct module_format* modfmt)
+{
+ pe_unmap_file(&modfmt->u.pe_info->fmap);
+ HeapFree(GetProcessHeap(), 0, modfmt);
+}
+
/******************************************************************
* pe_locate_with_coff_symbol_table
*
* Mingw32 requires this for stabs debug information as address for global variables isn't filled in
* (this is similar to what is done in elf_module.c when using the .symtab ELF section)
*/
-static BOOL pe_locate_with_coff_symbol_table(struct module* module, IMAGE_NT_HEADERS* nth, void* mapping)
+static BOOL pe_locate_with_coff_symbol_table(struct module* module)
{
+ struct image_file_map* fmap = &module->format_info[DFI_PE]->u.pe_info->fmap;
const IMAGE_SYMBOL* isym;
int i, numsym, naux;
- const char* strtable;
char tmp[9];
const char* name;
struct hash_table_iter hti;
void* ptr;
struct symt_data* sym;
- const IMAGE_SECTION_HEADER* sect;
+ const char* mapping;
- numsym = nth->FileHeader.NumberOfSymbols;
- if (!nth->FileHeader.PointerToSymbolTable || !numsym)
+ numsym = fmap->u.pe.ntheader.FileHeader.NumberOfSymbols;
+ if (!fmap->u.pe.ntheader.FileHeader.PointerToSymbolTable || !numsym)
return TRUE;
- isym = (const IMAGE_SYMBOL*)((char*)mapping + nth->FileHeader.PointerToSymbolTable);
- /* FIXME: no way to get strtable size */
- strtable = (const char*)&isym[numsym];
- sect = IMAGE_FIRST_SECTION(nth);
+ if (!(mapping = pe_map_full(fmap, NULL))) return FALSE;
+ isym = (const IMAGE_SYMBOL*)(mapping + fmap->u.pe.ntheader.FileHeader.PointerToSymbolTable);
for (i = 0; i < numsym; i+= naux, isym += naux)
{
if (isym->StorageClass == IMAGE_SYM_CLASS_EXTERNAL &&
- isym->SectionNumber > 0 && isym->SectionNumber <= nth->FileHeader.NumberOfSections)
+ isym->SectionNumber > 0 && isym->SectionNumber <= fmap->u.pe.ntheader.FileHeader.NumberOfSections)
{
if (isym->N.Name.Short)
{
name = memcpy(tmp, isym->N.ShortName, 8);
tmp[8] = '\0';
}
- else name = strtable + isym->N.Name.Long;
+ else name = fmap->u.pe.strtable + isym->N.Name.Long;
if (name[0] == '_') name++;
hash_table_iter_init(&module->ht_symbols, &hti, name);
while ((ptr = hash_table_iter_up(&hti)))
TRACE("Changing absolute address for %d.%s: %lx -> %s\n",
isym->SectionNumber, name, sym->u.var.offset,
wine_dbgstr_longlong(module->module.BaseOfImage +
- sect[isym->SectionNumber - 1].VirtualAddress + isym->Value));
+ fmap->u.pe.sect[isym->SectionNumber - 1].shdr.VirtualAddress +
+ isym->Value));
sym->u.var.offset = module->module.BaseOfImage +
- sect[isym->SectionNumber - 1].VirtualAddress + isym->Value;
+ fmap->u.pe.sect[isym->SectionNumber - 1].shdr.VirtualAddress + isym->Value;
break;
}
}
}
naux = isym->NumberOfAuxSymbols + 1;
}
+ pe_unmap_full(fmap);
return TRUE;
}
*
* Load public symbols out of the COFF symbol table (if any).
*/
-static BOOL pe_load_coff_symbol_table(struct module* module, IMAGE_NT_HEADERS* nth, void* mapping)
+static BOOL pe_load_coff_symbol_table(struct module* module)
{
+ struct image_file_map* fmap = &module->format_info[DFI_PE]->u.pe_info->fmap;
const IMAGE_SYMBOL* isym;
int i, numsym, naux;
const char* strtable;
const char* lastfilename = NULL;
struct symt_compiland* compiland = NULL;
const IMAGE_SECTION_HEADER* sect;
+ const char* mapping;
- numsym = nth->FileHeader.NumberOfSymbols;
- if (!nth->FileHeader.PointerToSymbolTable || !numsym)
+ numsym = fmap->u.pe.ntheader.FileHeader.NumberOfSymbols;
+ if (!fmap->u.pe.ntheader.FileHeader.PointerToSymbolTable || !numsym)
return TRUE;
- isym = (const IMAGE_SYMBOL*)((char*)mapping + nth->FileHeader.PointerToSymbolTable);
+ if (!(mapping = pe_map_full(fmap, NULL))) return FALSE;
+ isym = (const IMAGE_SYMBOL*)((char*)mapping + fmap->u.pe.ntheader.FileHeader.PointerToSymbolTable);
/* FIXME: no way to get strtable size */
strtable = (const char*)&isym[numsym];
- sect = IMAGE_FIRST_SECTION(nth);
+ sect = IMAGE_FIRST_SECTION(&fmap->u.pe.ntheader);
for (i = 0; i < numsym; i+= naux, isym += naux)
{
compiland = NULL;
}
if (isym->StorageClass == IMAGE_SYM_CLASS_EXTERNAL &&
- isym->SectionNumber > 0 && isym->SectionNumber <= nth->FileHeader.NumberOfSections)
+ isym->SectionNumber > 0 && isym->SectionNumber <= fmap->u.pe.ntheader.FileHeader.NumberOfSections)
{
if (isym->N.Name.Short)
{
if (!compiland && lastfilename)
compiland = symt_new_compiland(module, 0,
source_new(module, NULL, lastfilename));
- symt_new_public(module, compiland, name,
- module->module.BaseOfImage + sect[isym->SectionNumber - 1].VirtualAddress + isym->Value,
- 1);
+
+ if (!(dbghelp_options & SYMOPT_NO_PUBLICS))
+ symt_new_public(module, compiland, name,
+ module->module.BaseOfImage + sect[isym->SectionNumber - 1].VirtualAddress +
+ isym->Value,
+ 1);
}
naux = isym->NumberOfAuxSymbols + 1;
}
module->module.TypeInfo = FALSE;
module->module.SourceIndexed = FALSE;
module->module.Publics = TRUE;
+ pe_unmap_full(fmap);
return TRUE;
}
* look for stabs information in PE header (it's how the mingw compiler provides
* its debugging information)
*/
-static BOOL pe_load_stabs(const struct process* pcs, struct module* module,
- void* mapping, IMAGE_NT_HEADERS* nth)
+static BOOL pe_load_stabs(const struct process* pcs, struct module* module)
{
- IMAGE_SECTION_HEADER* section;
- IMAGE_SECTION_HEADER* sect_stabs = NULL;
- IMAGE_SECTION_HEADER* sect_stabstr = NULL;
- int i;
+ struct image_file_map* fmap = &module->format_info[DFI_PE]->u.pe_info->fmap;
+ struct image_section_map sect_stabs, sect_stabstr;
BOOL ret = FALSE;
- section = (IMAGE_SECTION_HEADER*)
- ((char*)&nth->OptionalHeader + nth->FileHeader.SizeOfOptionalHeader);
- for (i = 0; i < nth->FileHeader.NumberOfSections; i++, section++)
- {
- if (!strcasecmp((const char*)section->Name, ".stab")) sect_stabs = section;
- else if (!strncasecmp((const char*)section->Name, ".stabstr", 8)) sect_stabstr = section;
- }
- if (sect_stabs && sect_stabstr)
+ if (pe_find_section(fmap, ".stab", §_stabs) && pe_find_section(fmap, ".stabstr", §_stabstr))
{
- ret = stabs_parse(module,
- module->module.BaseOfImage - nth->OptionalHeader.ImageBase,
- pe_get_sect(nth, mapping, sect_stabs), pe_get_sect_size(sect_stabs),
- pe_get_sect(nth, mapping, sect_stabstr), pe_get_sect_size(sect_stabstr),
- NULL, NULL);
- if (ret) pe_locate_with_coff_symbol_table(module, nth, mapping);
+ const char* stab;
+ const char* stabstr;
+
+ stab = image_map_section(§_stabs);
+ stabstr = image_map_section(§_stabstr);
+ if (stab != IMAGE_NO_MAP && stabstr != IMAGE_NO_MAP)
+ {
+ ret = stabs_parse(module,
+ module->module.BaseOfImage - fmap->u.pe.ntheader.OptionalHeader.ImageBase,
+ stab, image_get_map_size(§_stabs),
+ stabstr, image_get_map_size(§_stabstr),
+ NULL, NULL);
+ }
+ image_unmap_section(§_stabs);
+ image_unmap_section(§_stabstr);
+ if (ret) pe_locate_with_coff_symbol_table(module);
}
TRACE("%s the STABS debug info\n", ret ? "successfully loaded" : "failed to load");
* look for dwarf information in PE header (it's also a way for the mingw compiler
* to provide its debugging information)
*/
-static BOOL pe_load_dwarf(const struct process* pcs, struct module* module,
- void* mapping, IMAGE_NT_HEADERS* nth)
+static BOOL pe_load_dwarf(struct module* module)
{
- IMAGE_SECTION_HEADER* section;
- IMAGE_SECTION_HEADER* sect_debuginfo = NULL;
- IMAGE_SECTION_HEADER* sect_debugstr = NULL;
- IMAGE_SECTION_HEADER* sect_debugabbrev = NULL;
- IMAGE_SECTION_HEADER* sect_debugline = NULL;
- IMAGE_SECTION_HEADER* sect_debugloc = NULL;
- int i;
- const char* strtable;
- const char* sectname;
+ struct image_file_map* fmap = &module->format_info[DFI_PE]->u.pe_info->fmap;
BOOL ret = FALSE;
- if (nth->FileHeader.PointerToSymbolTable && nth->FileHeader.NumberOfSymbols)
- /* FIXME: no way to get strtable size */
- strtable = (const char*)mapping + nth->FileHeader.PointerToSymbolTable +
- nth->FileHeader.NumberOfSymbols * sizeof(IMAGE_SYMBOL);
- else strtable = NULL;
-
- section = (IMAGE_SECTION_HEADER*)
- ((char*)&nth->OptionalHeader + nth->FileHeader.SizeOfOptionalHeader);
- for (i = 0; i < nth->FileHeader.NumberOfSections; i++, section++)
- {
- sectname = (const char*)section->Name;
- /* long section names start with a '/' (at least on MinGW32) */
- if (*sectname == '/' && strtable)
- sectname = strtable + atoi(sectname + 1);
- if (!strcasecmp(sectname, ".debug_info")) sect_debuginfo = section;
- else if (!strcasecmp(sectname, ".debug_str")) sect_debugstr = section;
- else if (!strcasecmp(sectname, ".debug_abbrev")) sect_debugabbrev = section;
- else if (!strcasecmp(sectname, ".debug_line")) sect_debugline = section;
- else if (!strcasecmp(sectname, ".debug_loc")) sect_debugloc = section;
- }
- if (sect_debuginfo)
- {
- ret = dwarf2_parse(module,
- module->module.BaseOfImage - nth->OptionalHeader.ImageBase,
- NULL, /* FIXME: some thunks to deal with ? */
- pe_get_sect(nth, mapping, sect_debuginfo), pe_get_sect_size(sect_debuginfo),
- pe_get_sect(nth, mapping, sect_debugabbrev), pe_get_sect_size(sect_debugabbrev),
- pe_get_sect(nth, mapping, sect_debugstr), pe_get_sect_size(sect_debugstr),
- pe_get_sect(nth, mapping, sect_debugline), pe_get_sect_size(sect_debugline),
- pe_get_sect(nth, mapping, sect_debugloc), pe_get_sect_size(sect_debugloc));
- }
+ ret = dwarf2_parse(module,
+ module->module.BaseOfImage - fmap->u.pe.ntheader.OptionalHeader.ImageBase,
+ NULL, /* FIXME: some thunks to deal with ? */
+ fmap);
TRACE("%s the DWARF debug info\n", ret ? "successfully loaded" : "failed to load");
return ret;
*
* Process MSC debug information in PE file.
*/
-static BOOL pe_load_msc_debug_info(const struct process* pcs,
- struct module* module,
- void* mapping, const IMAGE_NT_HEADERS* nth)
+static BOOL pe_load_msc_debug_info(const struct process* pcs, struct module* module)
{
+ struct image_file_map* fmap = &module->format_info[DFI_PE]->u.pe_info->fmap;
BOOL ret = FALSE;
const IMAGE_DATA_DIRECTORY* dir;
const IMAGE_DEBUG_DIRECTORY*dbg = NULL;
int nDbg;
+ void* mapping;
+ IMAGE_NT_HEADERS* nth;
+ if (!(mapping = pe_map_full(fmap, &nth))) return FALSE;
/* Read in debug directory */
dir = nth->OptionalHeader.DataDirectory + IMAGE_DIRECTORY_ENTRY_DEBUG;
nDbg = dir->Size / sizeof(IMAGE_DEBUG_DIRECTORY);
- if (!nDbg) return FALSE;
+ if (!nDbg) goto done;
dbg = RtlImageRvaToVa(nth, mapping, dir->VirtualAddress, NULL);
const IMAGE_SECTION_HEADER *sectp = (const IMAGE_SECTION_HEADER*)((const char*)&nth->OptionalHeader + nth->FileHeader.SizeOfOptionalHeader);
/* Debug info is embedded into PE module */
ret = pe_load_debug_directory(pcs, module, mapping, sectp,
- nth->FileHeader.NumberOfSections, dbg, nDbg);
+ nth->FileHeader.NumberOfSections, dbg, nDbg);
}
-
+done:
+ pe_unmap_full(fmap);
return ret;
}
/***********************************************************************
* pe_load_export_debug_info
*/
-static BOOL pe_load_export_debug_info(const struct process* pcs,
- struct module* module,
- void* mapping, const IMAGE_NT_HEADERS* nth)
+static BOOL pe_load_export_debug_info(const struct process* pcs, struct module* module)
{
+ struct image_file_map* fmap = &module->format_info[DFI_PE]->u.pe_info->fmap;
unsigned int i;
const IMAGE_EXPORT_DIRECTORY* exports;
DWORD base = module->module.BaseOfImage;
DWORD size;
+ IMAGE_NT_HEADERS* nth;
+ void* mapping;
if (dbghelp_options & SYMOPT_NO_PUBLICS) return TRUE;
+ if (!(mapping = pe_map_full(fmap, &nth))) return FALSE;
#if 0
/* Add start of DLL (better use the (yet unimplemented) Exe SymTag for this) */
/* FIXME: module.ModuleName isn't correctly set yet if it's passed in SymLoadModule */
/* no real debug info, only entry points */
if (module->module.SymType == SymDeferred)
module->module.SymType = SymExport;
+ pe_unmap_full(fmap);
+
return TRUE;
}
BOOL pe_load_debug_info(const struct process* pcs, struct module* module)
{
BOOL ret = FALSE;
- HANDLE hFile;
- HANDLE hMap;
- void* mapping;
- IMAGE_NT_HEADERS* nth;
-
- hFile = CreateFileW(module->module.LoadedImageName, GENERIC_READ, FILE_SHARE_READ,
- NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
- if (hFile == INVALID_HANDLE_VALUE) return ret;
- if ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) != 0)
- {
- if ((mapping = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) != NULL)
- {
- nth = RtlImageNtHeader(mapping);
- if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY))
- {
- ret = pe_load_stabs(pcs, module, mapping, nth) ||
- pe_load_dwarf(pcs, module, mapping, nth) ||
- pe_load_msc_debug_info(pcs, module, mapping, nth) ||
- pe_load_coff_symbol_table(module, nth, mapping);
- /* if we still have no debug info (we could only get SymExport at this
- * point), then do the SymExport except if we have an ELF container,
- * in which case we'll rely on the export's on the ELF side
- */
- }
-/* FIXME shouldn't we check that? if (!module_get_debug(pcs, module))l */
- if (pe_load_export_debug_info(pcs, module, mapping, nth) && !ret)
- ret = TRUE;
- UnmapViewOfFile(mapping);
- }
- CloseHandle(hMap);
+ if (!(dbghelp_options & SYMOPT_PUBLICS_ONLY))
+ {
+ ret = pe_load_stabs(pcs, module);
+ ret = pe_load_dwarf(module) || ret;
+ ret = pe_load_msc_debug_info(pcs, module) || ret;
+ ret = ret || pe_load_coff_symbol_table(module); /* FIXME */
+ /* if we still have no debug info (we could only get SymExport at this
+ * point), then do the SymExport except if we have an ELF container,
+ * in which case we'll rely on the export's on the ELF side
+ */
}
- CloseHandle(hFile);
+ /* FIXME shouldn't we check that? if (!module_get_debug(pcs, module)) */
+ if (pe_load_export_debug_info(pcs, module) && !ret)
+ ret = TRUE;
return ret;
}
struct module* pe_load_native_module(struct process* pcs, const WCHAR* name,
HANDLE hFile, DWORD base, DWORD size)
{
- struct module* module = NULL;
- BOOL opened = FALSE;
- HANDLE hMap;
- WCHAR loaded_name[MAX_PATH];
+ struct module* module = NULL;
+ BOOL opened = FALSE;
+ struct module_format* modfmt;
+ WCHAR loaded_name[MAX_PATH];
loaded_name[0] = '\0';
if (!hFile)
{
-
assert(name);
if ((hFile = FindExecutableImageExW(name, pcs->search_path, loaded_name, NULL, NULL)) == NULL)
else if (name) strcpyW(loaded_name, name);
else if (dbghelp_options & SYMOPT_DEFERRED_LOADS)
FIXME("Trouble ahead (no module name passed in deferred mode)\n");
-
- if ((hMap = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL)) != NULL)
+ if (!(modfmt = HeapAlloc(GetProcessHeap(), 0, sizeof(struct module_format) + sizeof(struct pe_module_info))))
+ return NULL;
+ modfmt->u.pe_info = (struct pe_module_info*)(modfmt + 1);
+ if (pe_map_file(hFile, &modfmt->u.pe_info->fmap, DMT_PE))
{
- void* mapping;
+ if (!base) base = modfmt->u.pe_info->fmap.u.pe.ntheader.OptionalHeader.ImageBase;
+ if (!size) size = modfmt->u.pe_info->fmap.u.pe.ntheader.OptionalHeader.SizeOfImage;
- if ((mapping = MapViewOfFile(hMap, FILE_MAP_READ, 0, 0, 0)) != NULL)
+ module = module_new(pcs, loaded_name, DMT_PE, FALSE, base, size,
+ modfmt->u.pe_info->fmap.u.pe.ntheader.FileHeader.TimeDateStamp,
+ modfmt->u.pe_info->fmap.u.pe.ntheader.OptionalHeader.CheckSum);
+ if (module)
{
- IMAGE_NT_HEADERS* nth = RtlImageNtHeader(mapping);
-
- if (nth)
- {
- if (!base) base = nth->OptionalHeader.ImageBase;
- if (!size) size = nth->OptionalHeader.SizeOfImage;
-
- module = module_new(pcs, loaded_name, DMT_PE, FALSE, base, size,
- nth->FileHeader.TimeDateStamp,
- nth->OptionalHeader.CheckSum);
- if (module)
- {
- if (dbghelp_options & SYMOPT_DEFERRED_LOADS)
- module->module.SymType = SymDeferred;
- else
- pe_load_debug_info(pcs, module);
- }
- else
- ERR("could not load the module '%s'\n", debugstr_w(loaded_name));
- }
- UnmapViewOfFile(mapping);
+ modfmt->module = module;
+ modfmt->remove = pe_module_remove;
+ modfmt->loc_compute = NULL;
+
+ module->format_info[DFI_PE] = modfmt;
+ if (dbghelp_options & SYMOPT_DEFERRED_LOADS)
+ module->module.SymType = SymDeferred;
+ else
+ pe_load_debug_info(pcs, module);
+ }
+ else
+ {
+ ERR("could not load the module '%s'\n", debugstr_w(loaded_name));
+ pe_unmap_file(&modfmt->u.pe_info->fmap);
}
- CloseHandle(hMap);
}
+ if (!module) HeapFree(GetProcessHeap(), 0, modfmt);
+
if (opened) CloseHandle(hFile);
return module;
struct location loc = data->u.var;
if (loc.kind >= loc_user)
- pair->effective->loc_compute(pair->pcs, pair->effective, func, &loc);
-
+ {
+ unsigned i;
+ struct module_format* modfmt;
+
+ for (i = 0; i < DFI_LAST; i++)
+ {
+ modfmt = pair->effective->format_info[i];
+ if (modfmt && modfmt->loc_compute)
+ {
+ modfmt->loc_compute(pair->pcs, modfmt, func, &loc);
+ break;
+ }
+ }
+ }
switch (loc.kind)
{
case loc_error:
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