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Fixed wrong entrypoint offset in check() function for r_bin_bios

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This commit is contained in:
Anton Kochkov 2013-06-10 02:33:33 +04:00
parent 5e0871485c
commit c53ae2712a
1 changed files with 3 additions and 4 deletions
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7
libr/bin/p/bin_bios.c
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@ -50,12 +50,11 @@ static RBinInfo* info(RBinArch *arch) {
}
static int check(RBinArch *arch) {
const ut32 ep = 0x000ffff0; /* F000:FFF0 address */
if (arch->buf && arch->buf->length > ep) {
if (arch->buf) {
const ut32 ep = arch->buf->length - 0x10000 + 0xfff0; /* F000:FFF0 address */
if (arch->buf->buf[0] == 0xff)
/* Check if this a 'jmp' opcode */
if ((arch->buf->buf[ep] == 0xea) |
(arch->buf->buf[ep] == 0xe9))
if ((arch->buf->buf[ep] == 0xea) | (arch->buf->buf[ep] == 0xe9))
return 1;
}
return 0;