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(MESS) machine\megadriv.c - Fixes segfault when trying to load the homebrew megadrive tutorial file "firststeps". [Felipe Sanches]

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This commit is contained in:
Scott Stone 2014-02-20 20:26:32 +00:00
parent bf10dd16fa
commit afd50d578c
1 changed files with 11 additions and 11 deletions
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22
src/mess/machine/md_slot.c
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@ -403,33 +403,33 @@ int base_md_cart_slot_device::load_list()
/* code taken directly from GoodGEN by Cowering */ /* code taken directly from GoodGEN by Cowering */
static int genesis_is_SMD(unsigned char *buf, unsigned int len) static int genesis_is_SMD(unsigned char *buf, unsigned int len)
{ {
if (buf[0x2080] == 'S' && buf[0x80] == 'E' && buf[0x2081] == 'G' && buf[0x81] == 'A') if (len > 0x2081 && buf[0x2080] == 'S' && buf[0x80] == 'E' && buf[0x2081] == 'G' && buf[0x81] == 'A')
return 1; return 1;
/* aq quiz */ /* aq quiz */
if (!strncmp("UZ(-01 ", (const char *) &buf[0xf0], 8)) if (len > (0xf0 + 8) && !strncmp("UZ(-01 ", (const char *) &buf[0xf0], 8))
return 1; return 1;
/* Phelios USA redump */ /* Phelios USA redump */
/* target earth */ /* target earth */
/* klax (namcot) */ /* klax (namcot) */
if (buf[0x2080] == ' ' && buf[0x0080] == 'S' && buf[0x2081] == 'E' && buf[0x0081] == 'G') if (len > 0x2081 && buf[0x2080] == ' ' && buf[0x0080] == 'S' && buf[0x2081] == 'E' && buf[0x0081] == 'G')
return 1; return 1;
/* jap baseball 94 */ /* jap baseball 94 */
if (!strncmp("OL R-AEAL", (const char *) &buf[0xf0], 9)) if (len > (0xf0 + 9) && !strncmp("OL R-AEAL", (const char *) &buf[0xf0], 9))
return 1; return 1;
/* devilish Mahjong Tower */ /* devilish Mahjong Tower */
if (!strncmp("optrEtranet", (const char *) &buf[0xf3], 11)) if (len > (0xf3 + 11) && !strncmp("optrEtranet", (const char *) &buf[0xf3], 11))
return 1; return 1;
/* golden axe 2 beta */ /* golden axe 2 beta */
if (buf[0x0100] == 0x3c && buf[0x0101] == 0 && buf[0x0102] == 0 && buf[0x0103] == 0x3c) if (len > 0x0103 && buf[0x0100] == 0x3c && buf[0x0101] == 0 && buf[0x0102] == 0 && buf[0x0103] == 0x3c)
return 1; return 1;
/* omega race */ /* omega race */
if (!strncmp("OEARC ", (const char *) &buf[0x90], 8)) if (len > (0x90 + 8) && !strncmp("OEARC ", (const char *) &buf[0x90], 8))
return 1; return 1;
/* budokan beta */ /* budokan beta */
@ -437,15 +437,15 @@ static int genesis_is_SMD(unsigned char *buf, unsigned int len)
return 1; return 1;
/* cdx pro 1.8 bios */ /* cdx pro 1.8 bios */
if (!strncmp("so fCXP", (const char *) &buf[0x2c0], 7)) if (len > (0x2c0 + 7) && !strncmp("so fCXP", (const char *) &buf[0x2c0], 7))
return 1; return 1;
/* ishido (hacked) */ /* ishido (hacked) */
if (!strncmp("sio-Wyo ", (const char *) &buf[0x0090], 8)) if (len > (0x90 + 8) && !strncmp("sio-Wyo ", (const char *) &buf[0x0090], 8))
return 1; return 1;
/* onslaught */ /* onslaught */
if (!strncmp("SS CAL ", (const char *) &buf[0x0088], 8)) if (len > (0x88 + 8) && !strncmp("SS CAL ", (const char *) &buf[0x0088], 8))
return 1; return 1;
/* tram terror pirate */ /* tram terror pirate */
@ -453,7 +453,7 @@ static int genesis_is_SMD(unsigned char *buf, unsigned int len)
return 1; return 1;
/* breath of fire 3 chinese */ /* breath of fire 3 chinese */
if (buf[0x0007] == 0x1c && buf[0x0008] == 0x0a && buf[0x0009] == 0xb8 && buf[0x000a] == 0x0a) if (len > 0xa && buf[0x0007] == 0x1c && buf[0x0008] == 0x0a && buf[0x0009] == 0xb8 && buf[0x000a] == 0x0a)
return 1; return 1;
/*tetris pirate */ /*tetris pirate */