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343f39 |
diff --git nasm-2.16.01/output/outcoff.c.orig nasm-2.16.01/output/outcoff.c
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343f39 |
index c2b4eb6..fc57c1e 100644
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343f39 |
--- nasm-2.16.01/output/outcoff.c.orig
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343f39 |
+++ nasm-2.16.01/output/outcoff.c
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343f39 |
@@ -820,6 +820,7 @@ static void coff_sect_write(struct coff_Section *sect,
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Lucio Andrés Illanes Albornoz |
74192c |
sect->len += len;
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Lucio Andrés Illanes Albornoz |
74192c |
}
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Lucio Andrés Illanes Albornoz |
74192c |
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Lucio Andrés Illanes Albornoz |
74192c |
+#ifndef COFF_MIDIPIX
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Lucio Andrés Illanes Albornoz |
74192c |
typedef struct tagString {
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Lucio Andrés Illanes Albornoz |
74192c |
struct tagString *next;
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Lucio Andrés Illanes Albornoz |
74192c |
int len;
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343f39 |
@@ -884,6 +885,98 @@ static void BuildExportTable(STRING **rvp)
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Lucio Andrés Illanes Albornoz |
74192c |
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Lucio Andrés Illanes Albornoz |
74192c |
*rvp = NULL;
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Lucio Andrés Illanes Albornoz |
74192c |
}
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Lucio Andrés Illanes Albornoz |
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+#else
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Lucio Andrés Illanes Albornoz |
74192c |
+typedef struct tagGlobalSymbol {
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Lucio Andrés Illanes Albornoz |
74192c |
+ struct tagGlobalSymbol *next;
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Lucio Andrés Illanes Albornoz |
74192c |
+ struct coff_Symbol *sym;
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Lucio Andrés Illanes Albornoz |
74192c |
+} GLOBALSYMBOL;
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Lucio Andrés Illanes Albornoz |
74192c |
+typedef struct tagGlobalSymbolList {
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Lucio Andrés Illanes Albornoz |
74192c |
+ GLOBALSYMBOL *head, *tail;
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Lucio Andrés Illanes Albornoz |
74192c |
+} GLOBALSYMBOLLIST;
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+#define GOT_SECTION_FLAGS \
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Lucio Andrés Illanes Albornoz |
74192c |
+ (IMAGE_SCN_CNT_INITIALIZED_DATA | \
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Lucio Andrés Illanes Albornoz |
74192c |
+ IMAGE_SCN_ALIGN_4BYTES | \
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Lucio Andrés Illanes Albornoz |
74192c |
+ IMAGE_SCN_LNK_COMDAT | \
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Lucio Andrés Illanes Albornoz |
74192c |
+ IMAGE_SCN_MEM_READ)
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Lucio Andrés Illanes Albornoz |
74192c |
+#define GOT_SECTION_PREFIX ".got$"
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Lucio Andrés Illanes Albornoz |
74192c |
+#define GOT_SECTION_PREFIX_LEN (sizeof(GOT_SECTION_PREFIX) - 1)
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Lucio Andrés Illanes Albornoz |
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+#define GOT_SYMBOL_PREFIX "__imp_"
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Lucio Andrés Illanes Albornoz |
74192c |
+#define GOT_SYMBOL_PREFIX_LEN (sizeof(GOT_SYMBOL_PREFIX) - 1)
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
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+static void BuildGlobalOffsetTable(void)
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Lucio Andrés Illanes Albornoz |
74192c |
+{
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Lucio Andrés Illanes Albornoz |
a4d34d |
+ uint64_t global_sym_addr;
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Lucio Andrés Illanes Albornoz |
74192c |
+ GLOBALSYMBOL *global_sym, *global_sym_next;
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Lucio Andrés Illanes Albornoz |
74192c |
+ char *global_sym_name;
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Lucio Andrés Illanes Albornoz |
74192c |
+ GLOBALSYMBOLLIST global_symbols = {NULL, NULL};
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Lucio Andrés Illanes Albornoz |
74192c |
+ char *got_sec_name, *got_sym_name;
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Lucio Andrés Illanes Albornoz |
74192c |
+ size_t got_sec_name_len, got_sym_name_len;
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Lucio Andrés Illanes Albornoz |
74192c |
+ struct coff_Symbol *sym;
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Lucio Andrés Illanes Albornoz |
74192c |
+ unsigned long sym_num;
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+ saa_rewind(coff_syms);
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Lucio Andrés Illanes Albornoz |
74192c |
+ for (sym_num = 0; sym_num < coff_nsyms; sym_num++) {
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym = saa_rstruct(coff_syms);
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Lucio Andrés Illanes Albornoz |
74192c |
+ if (sym->is_global && sym->section > 0) {
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_sym = nasm_malloc(sizeof(*global_sym));
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_sym->next = NULL;
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_sym->sym = sym;
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Lucio Andrés Illanes Albornoz |
74192c |
+ if (!global_symbols.head)
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_symbols.head = global_sym;
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Lucio Andrés Illanes Albornoz |
74192c |
+ if (global_symbols.tail)
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_symbols.tail->next = global_sym;
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_symbols.tail = global_sym;
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Lucio Andrés Illanes Albornoz |
74192c |
+ }
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Lucio Andrés Illanes Albornoz |
74192c |
+ }
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+ for (global_sym = global_symbols.head, global_sym_next = NULL; global_sym; global_sym = global_sym_next) {
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_sym_name = nasm_zalloc(global_sym->sym->namlen + 1);
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Lucio Andrés Illanes Albornoz |
74192c |
+ if (global_sym->sym->namlen > 8)
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Lucio Andrés Illanes Albornoz |
74192c |
+ saa_fread(coff_strs, global_sym->sym->strpos - 4, global_sym_name, global_sym->sym->namlen);
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Lucio Andrés Illanes Albornoz |
74192c |
+ else
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Lucio Andrés Illanes Albornoz |
74192c |
+ strcpy(global_sym_name, global_sym->sym->name);
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+ got_sec_name_len = GOT_SECTION_PREFIX_LEN + global_sym->sym->namlen;
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Lucio Andrés Illanes Albornoz |
74192c |
+ got_sym_name_len = GOT_SYMBOL_PREFIX_LEN + global_sym->sym->namlen;
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Lucio Andrés Illanes Albornoz |
74192c |
+ got_sec_name = nasm_zalloc(got_sec_name_len + 1);
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Lucio Andrés Illanes Albornoz |
74192c |
+ got_sym_name = nasm_zalloc(got_sym_name_len + 1);
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Lucio Andrés Illanes Albornoz |
74192c |
+ snprintf(got_sec_name, got_sec_name_len + 1, "%s%s", GOT_SECTION_PREFIX, global_sym_name);
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Lucio Andrés Illanes Albornoz |
74192c |
+ snprintf(got_sym_name, got_sym_name_len + 1, "%s%s", GOT_SYMBOL_PREFIX, global_sym_name);
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym_num = coff_nsyms - 1;
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym = saa_wstruct(coff_syms);
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym->is_global = 1;
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym->namlen = got_sym_name_len;
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Lucio Andrés Illanes Albornoz |
c4980e |
+ sym->section = coff_make_section(got_sec_name, GOT_SECTION_FLAGS) + 1;
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym->type = 0; sym->value = 0;
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Lucio Andrés Illanes Albornoz |
74192c |
+ coff_nsyms++;
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+ if (sym->namlen > 8) {
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym->strpos = strslen + 4;
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Lucio Andrés Illanes Albornoz |
74192c |
+ memset(sym->name, '\0', sizeof(sym->name));
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Lucio Andrés Illanes Albornoz |
74192c |
+ saa_wbytes(coff_strs, got_sym_name, sym->namlen + 1);
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Lucio Andrés Illanes Albornoz |
74192c |
+ strslen += sym->namlen + 1;
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Lucio Andrés Illanes Albornoz |
74192c |
+ } else {
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Lucio Andrés Illanes Albornoz |
74192c |
+ sym->strpos = -1;
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Lucio Andrés Illanes Albornoz |
74192c |
+ strncpy(sym->name, got_sym_name, sizeof(sym->name));
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Lucio Andrés Illanes Albornoz |
74192c |
+ }
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
c4980e |
+ if (win64) {
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Lucio Andrés Illanes Albornoz |
b9f737 |
+ coff_add_reloc(coff_sects[sym->section - 1], coff_sects[global_sym->sym->section - 1]->index, IMAGE_REL_AMD64_ADDR64);
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Lucio Andrés Illanes Albornoz |
a4d34d |
+ global_sym_addr = (uint64_t)global_sym->sym->value;
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Lucio Andrés Illanes Albornoz |
b9f737 |
+ coff_sect_write(coff_sects[sym->section - 1], (const uint8_t *)&global_sym_addr, sizeof(global_sym_addr));
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Lucio Andrés Illanes Albornoz |
c4980e |
+ } else {
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Lucio Andrés Illanes Albornoz |
b9f737 |
+ coff_add_reloc(coff_sects[sym->section - 1], coff_sects[global_sym->sym->section - 1]->index, IMAGE_REL_I386_DIR32);
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Lucio Andrés Illanes Albornoz |
b9f737 |
+ coff_sect_write(coff_sects[sym->section - 1], (const uint8_t *)&global_sym->sym->value, sizeof(global_sym->sym->value));
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Lucio Andrés Illanes Albornoz |
c4980e |
+ }
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Lucio Andrés Illanes Albornoz |
74192c |
+
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Lucio Andrés Illanes Albornoz |
74192c |
+ global_sym_next = global_sym->next;
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Lucio Andrés Illanes Albornoz |
74192c |
+ nasm_free(global_sym); nasm_free(global_sym_name);
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Lucio Andrés Illanes Albornoz |
74192c |
+ nasm_free(got_sec_name); nasm_free(got_sym_name);
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Lucio Andrés Illanes Albornoz |
74192c |
+ }
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Lucio Andrés Illanes Albornoz |
74192c |
+}
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Lucio Andrés Illanes Albornoz |
74192c |
+#endif
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Lucio Andrés Illanes Albornoz |
74192c |
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343f39 |
static void coff_defcomdatname(char *name, int32_t segment)
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343f39 |
{
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343f39 |
@@ -924,7 +1017,9 @@ coff_directives(enum directive directive, char *value)
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343f39 |
nasm_nonfatal("unrecognized export qualifier `%s'", q);
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Lucio Andrés Illanes Albornoz |
74192c |
return DIRR_ERROR;
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Lucio Andrés Illanes Albornoz |
74192c |
}
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Lucio Andrés Illanes Albornoz |
74192c |
+#ifndef COFF_MIDIPIX
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Lucio Andrés Illanes Albornoz |
74192c |
AddExport(name);
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Lucio Andrés Illanes Albornoz |
74192c |
+#endif
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Lucio Andrés Illanes Albornoz |
74192c |
return DIRR_OK;
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Lucio Andrés Illanes Albornoz |
74192c |
}
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Lucio Andrés Illanes Albornoz |
74192c |
case D_SAFESEH:
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343f39 |
@@ -1039,8 +1134,12 @@ static void coff_write(void)
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Lucio Andrés Illanes Albornoz |
74192c |
int32_t pos, sympos, vsize;
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Lucio Andrés Illanes Albornoz |
74192c |
int i;
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Lucio Andrés Illanes Albornoz |
74192c |
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Lucio Andrés Illanes Albornoz |
74192c |
+#ifndef COFF_MIDIPIX
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Lucio Andrés Illanes Albornoz |
74192c |
/* fill in the .drectve section with -export's */
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Lucio Andrés Illanes Albornoz |
74192c |
BuildExportTable(&Exports);
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Lucio Andrés Illanes Albornoz |
74192c |
+#else
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Lucio Andrés Illanes Albornoz |
74192c |
+ BuildGlobalOffsetTable();
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Lucio Andrés Illanes Albornoz |
74192c |
+#endif
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Lucio Andrés Illanes Albornoz |
74192c |
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Lucio Andrés Illanes Albornoz |
74192c |
if (win32) {
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Lucio Andrés Illanes Albornoz |
74192c |
/* add default value for @feat.00, this allows to 'link /safeseh' */
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343f39 |
@@ -1278,7 +1377,10 @@ static void coff_write_symbols(void)
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Lucio Andrés Illanes Albornoz |
74192c |
memset(filename, 0, 18); /* useful zeroed buffer */
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Lucio Andrés Illanes Albornoz |
74192c |
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Lucio Andrés Illanes Albornoz |
74192c |
for (i = 0; i < (uint32_t) coff_nsects; i++) {
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Lucio Andrés Illanes Albornoz |
74192c |
- coff_symbol(coff_sects[i]->name, 0L, 0L, i + 1, 0, 3, 1);
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Lucio Andrés Illanes Albornoz |
74192c |
+ if (coff_sects[i]->namepos == -1)
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Lucio Andrés Illanes Albornoz |
74192c |
+ coff_symbol(coff_sects[i]->name, 0L, 0L, i + 1, 0, 3, 1);
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Lucio Andrés Illanes Albornoz |
74192c |
+ else
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Lucio Andrés Illanes Albornoz |
74192c |
+ coff_symbol(NULL, coff_sects[i]->namepos, 0L, i + 1, 0, 3, 1);
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Lucio Andrés Illanes Albornoz |
74192c |
fwriteint32_t(coff_sects[i]->len, ofile);
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Lucio Andrés Illanes Albornoz |
74192c |
fwriteint16_t(coff_sects[i]->nrelocs,ofile);
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343f39 |
if (coff_sects[i]->flags & IMAGE_SCN_LNK_COMDAT) {
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