| 1 |
|
/* |
| 2 |
|
* macos_util.cpp - MacOS definitions/utility functions |
| 3 |
|
* |
| 4 |
< |
* SheepShaver (C) 1997-2002 Christian Bauer and Marc Hellwig |
| 4 |
> |
* SheepShaver (C) 1997-2004 Christian Bauer and Marc Hellwig |
| 5 |
|
* |
| 6 |
|
* This program is free software; you can redistribute it and/or modify |
| 7 |
|
* it under the terms of the GNU General Public License as published by |
| 27 |
|
#include "xlowmem.h" |
| 28 |
|
#include "emul_op.h" |
| 29 |
|
#include "macos_util.h" |
| 30 |
+ |
#include "thunks.h" |
| 31 |
|
|
| 32 |
|
#define DEBUG 0 |
| 33 |
|
#include "debug.h" |
| 151 |
|
* lib and sym must be Pascal strings! |
| 152 |
|
*/ |
| 153 |
|
|
| 154 |
< |
void *FindLibSymbol(char *lib, char *sym) |
| 154 |
> |
void *FindLibSymbol(char *lib_str, char *sym_str) |
| 155 |
|
{ |
| 156 |
< |
uint32 conn_id = 0; |
| 157 |
< |
void *main_addr = NULL; |
| 158 |
< |
char err[256] = ""; |
| 159 |
< |
uint32 *sym_addr = NULL; |
| 160 |
< |
uint32 sym_class = 0; |
| 156 |
> |
SheepVar32 conn_id = 0; |
| 157 |
> |
SheepVar32 main_addr = 0; |
| 158 |
> |
SheepArray<256> err; |
| 159 |
> |
WriteMacInt8(err.addr(), 0); |
| 160 |
> |
SheepVar32 sym_addr = 0; |
| 161 |
> |
SheepVar32 sym_class = 0; |
| 162 |
|
|
| 163 |
< |
D(bug("FindLibSymbol %s in %s...\n", sym+1, lib+1)); |
| 163 |
> |
SheepString lib(lib_str); |
| 164 |
> |
SheepString sym(sym_str); |
| 165 |
|
|
| 166 |
< |
if (*(uint32 *)XLM_RUN_MODE == MODE_EMUL_OP) { |
| 166 |
> |
D(bug("FindLibSymbol %s in %s...\n", sym.value()+1, lib.value()+1)); |
| 167 |
> |
|
| 168 |
> |
if (ReadMacInt32(XLM_RUN_MODE) == MODE_EMUL_OP) { |
| 169 |
|
M68kRegisters r; |
| 170 |
|
|
| 171 |
|
// Find shared library |
| 172 |
|
static const uint16 proc1[] = { |
| 173 |
< |
0x558f, // subq.l #2,a7 |
| 174 |
< |
0x2f08, // move.l a0,-(a7) |
| 175 |
< |
0x2f3c, 0x7077, 0x7063, // move.l #'pwpc',-(a7) |
| 176 |
< |
0x2f3c, 0, 1, // move.l #kReferenceCFrag,-(a7) |
| 177 |
< |
0x2f09, // move.l a1,-(a7) |
| 178 |
< |
0x2f0a, // move.l a2,-(a7) |
| 179 |
< |
0x2f0b, // move.l a3,-(a7) |
| 180 |
< |
0x3f3c, 1, // (GetSharedLibrary) |
| 181 |
< |
0xaa5a, // CFMDispatch |
| 182 |
< |
0x301f, // move.w (a7)+,d0 |
| 183 |
< |
M68K_RTS |
| 173 |
> |
PW(0x558f), // subq.l #2,a7 |
| 174 |
> |
PW(0x2f08), // move.l a0,-(a7) |
| 175 |
> |
PW(0x2f3c), PW(0x7077), PW(0x7063), // move.l #'pwpc',-(a7) |
| 176 |
> |
PW(0x2f3c), PW(0x0000), PW(0x0001), // move.l #kReferenceCFrag,-(a7) |
| 177 |
> |
PW(0x2f09), // move.l a1,-(a7) |
| 178 |
> |
PW(0x2f0a), // move.l a2,-(a7) |
| 179 |
> |
PW(0x2f0b), // move.l a3,-(a7) |
| 180 |
> |
PW(0x3f3c), PW(0x0001), // (GetSharedLibrary) |
| 181 |
> |
PW(0xaa5a), // CFMDispatch |
| 182 |
> |
PW(0x301f), // move.w (a7)+,d0 |
| 183 |
> |
PW(M68K_RTS) |
| 184 |
|
}; |
| 185 |
< |
r.a[0] = (uint32)lib; |
| 186 |
< |
r.a[1] = (uint32)&conn_id; |
| 187 |
< |
r.a[2] = (uint32)&main_addr; |
| 188 |
< |
r.a[3] = (uint32)err; |
| 185 |
> |
r.a[0] = lib.addr(); |
| 186 |
> |
r.a[1] = conn_id.addr(); |
| 187 |
> |
r.a[2] = main_addr.addr(); |
| 188 |
> |
r.a[3] = err.addr(); |
| 189 |
|
Execute68k((uint32)proc1, &r); |
| 190 |
< |
D(bug(" GetSharedLibrary: ret %d, connection ID %ld, main %p\n", (int16)r.d[0], conn_id, main_addr)); |
| 190 |
> |
D(bug(" GetSharedLibrary: ret %d, connection ID %ld, main %p\n", (int16)r.d[0], conn_id.value(), main_addr.value())); |
| 191 |
|
if (r.d[0]) |
| 192 |
|
return NULL; |
| 193 |
|
|
| 194 |
|
// Find symbol |
| 195 |
|
static const uint16 proc2[] = { |
| 196 |
< |
0x558f, // subq.l #2,a7 |
| 197 |
< |
0x2f00, // move.l d0,-(a7) |
| 198 |
< |
0x2f08, // move.l a0,-(a7) |
| 199 |
< |
0x2f09, // move.l a1,-(a7) |
| 200 |
< |
0x2f0a, // move.l a2,-(a7) |
| 201 |
< |
0x3f3c, 5, // (FindSymbol) |
| 202 |
< |
0xaa5a, // CFMDispatch |
| 203 |
< |
0x301f, // move.w (a7)+,d0 |
| 204 |
< |
M68K_RTS |
| 196 |
> |
PW(0x558f), // subq.l #2,a7 |
| 197 |
> |
PW(0x2f00), // move.l d0,-(a7) |
| 198 |
> |
PW(0x2f08), // move.l a0,-(a7) |
| 199 |
> |
PW(0x2f09), // move.l a1,-(a7) |
| 200 |
> |
PW(0x2f0a), // move.l a2,-(a7) |
| 201 |
> |
PW(0x3f3c), PW(0x0005), // (FindSymbol) |
| 202 |
> |
PW(0xaa5a), // CFMDispatch |
| 203 |
> |
PW(0x301f), // move.w (a7)+,d0 |
| 204 |
> |
PW(M68K_RTS) |
| 205 |
|
}; |
| 206 |
< |
r.d[0] = conn_id; |
| 207 |
< |
r.a[0] = (uint32)sym; |
| 208 |
< |
r.a[1] = (uint32)&sym_addr; |
| 209 |
< |
r.a[2] = (uint32)&sym_class; |
| 206 |
> |
r.d[0] = conn_id.value(); |
| 207 |
> |
r.a[0] = sym.addr(); |
| 208 |
> |
r.a[1] = sym_addr.addr(); |
| 209 |
> |
r.a[2] = sym_class.addr(); |
| 210 |
|
Execute68k((uint32)proc2, &r); |
| 211 |
< |
D(bug(" FindSymbol: ret %d, sym_addr %p, sym_class %ld\n", (int16)r.d[0], sym_addr, sym_class)); |
| 211 |
> |
D(bug(" FindSymbol1: ret %d, sym_addr %p, sym_class %ld\n", (int16)r.d[0], sym_addr.value(), sym_class.value())); |
| 212 |
|
//!! CloseConnection()? |
| 213 |
|
if (r.d[0]) |
| 214 |
|
return NULL; |
| 215 |
|
else |
| 216 |
< |
return sym_addr; |
| 216 |
> |
return (void *)sym_addr.value(); |
| 217 |
|
|
| 218 |
|
} else { |
| 219 |
|
|
| 222 |
|
return 0; |
| 223 |
|
} |
| 224 |
|
int16 res; |
| 225 |
< |
res = GetSharedLibrary(lib, FOURCC('p','w','p','c'), 1, &conn_id, &main_addr, err); |
| 226 |
< |
D(bug(" GetSharedLibrary: ret %d, connection ID %ld, main %p\n", res, conn_id, main_addr)); |
| 225 |
> |
res = GetSharedLibrary(lib.value(), FOURCC('p','w','p','c'), 1, (uint32 *)conn_id.addr(), (void **)main_addr.addr(), (char *)err.addr()); |
| 226 |
> |
D(bug(" GetSharedLibrary: ret %d, connection ID %ld, main %p\n", res, conn_id.value(), main_addr.value())); |
| 227 |
|
if (res) |
| 228 |
|
return NULL; |
| 229 |
< |
res = FindSymbol(conn_id, sym, (void **)&sym_addr, &sym_class); |
| 230 |
< |
D(bug(" FindSymbol: ret %d, sym_addr %p, sym_class %ld\n", res, sym_addr, sym_class)); |
| 229 |
> |
res = FindSymbol(conn_id.value(), sym.value(), (void **)sym_addr.addr(), (uint32 *)sym_class.addr()); |
| 230 |
> |
D(bug(" FindSymbol: ret %d, sym_addr %p, sym_class %ld\n", res, sym_addr.value(), sym_class.value())); |
| 231 |
|
//!!?? CloseConnection(&conn_id); |
| 232 |
|
if (res) |
| 233 |
|
return NULL; |
| 234 |
|
else |
| 235 |
< |
return sym_addr; |
| 235 |
> |
return (void *)sym_addr.value(); |
| 236 |
|
} |
| 237 |
|
} |
| 238 |
|
|
