From c0fbae7a40c662ae77f59f5f919cd6b88e38a85d Mon Sep 17 00:00:00 2001 From: midipix Date: Sat, 2 May 2015 10:05:51 -0400 Subject: initial commit. --- src/reader/pe_read_dos_header.c | 52 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/reader/pe_read_dos_header.c (limited to 'src/reader/pe_read_dos_header.c') diff --git a/src/reader/pe_read_dos_header.c b/src/reader/pe_read_dos_header.c new file mode 100644 index 0000000..75b7d31 --- /dev/null +++ b/src/reader/pe_read_dos_header.c @@ -0,0 +1,52 @@ +#include +#include + +#include +#include "perk_impl.h" + +int pe_read_dos_header(const struct pe_image_dos_hdr * p, struct pe_meta_image_dos_hdr * m) +{ + int i; + + if ((p->dos_magic[0] != 'M') || (p->dos_magic[1] != 'Z')) + return PERK_BAD_DOS_HEADER; + + #if (BYTE_ORDER == LITTLE_ENDIAN) + + memcpy(m,p,sizeof(*p)); + + #else + + m->dos_magic[0] = p->dos_magic[0]; + m->dos_magic[1] = p->dos_magic[1]; + + m->dos_cblp = pe_read_short(p->dos_cblp); + m->dos_cp = pe_read_short(p->dos_cp); + m->dos_crlc = pe_read_short(p->dos_crlc); + m->dos_cparhdr = pe_read_short(p->dos_cparhdr); + m->dos_minalloc = pe_read_short(p->dos_minalloc); + m->dos_maxalloc = pe_read_short(p->dos_maxalloc); + m->dos_ss = pe_read_short(p->dos_ss); + m->dos_sp = pe_read_short(p->dos_sp); + m->dos_csum = pe_read_short(p->dos_csum); + m->dos_ip = pe_read_short(p->dos_ip); + m->dos_cs = pe_read_short(p->dos_cs); + m->dos_lfarlc = pe_read_short(p->dos_lfarlc); + m->dos_ovno = pe_read_short(p->dos_ovno); + + + for (i=0; i<4; i++) + m->dos_res[i] = pe_read_short(&p->dos_res[2*i]); + + m->dos_oemid = pe_read_short(p->dos_oemid); + m->dos_oeminfo = pe_read_short(p->dos_oeminfo); + + for (i=0; i<10; i++) + m->dos_res2[i] = pe_read_short(&p->dos_res2[2*i]); + + m->dos_lfanew = pe_read_long(p->dos_lfanew); + + #endif + + return 0; +}; -- cgit v1.2.3