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authormidipix <writeonce@midipix.org>2025-06-07 16:59:44 +0000
committermidipix <writeonce@midipix.org>2025-06-07 16:59:44 +0000
commitf6a85b37d49ff91ca871f797afaad0ab9da95c6c (patch)
tree31c4193baebc08eab19d48bc4d9f4cfe5bd20972
parent854fb8e2544c8664e080666b7cad935640eb2004 (diff)
downloadperk-f6a85b37d49ff91ca871f797afaad0ab9da95c6c.tar.bz2
perk-f6a85b37d49ff91ca871f797afaad0ab9da95c6c.tar.xz
struct pe_meta_coff_file_hdr: .cfh_num_of_syms ==> .cfh_size_of_sym_tbl.
-rw-r--r--include/perk/perk_meta.h2
-rw-r--r--src/logic/pe_image_meta_data.c4
-rw-r--r--src/output/pe_output_image_symbols.c4
-rw-r--r--src/reader/pe_read_coff_header.c8
4 files changed, 12 insertions, 6 deletions
diff --git a/include/perk/perk_meta.h b/include/perk/perk_meta.h
index b686d13..fca10ad 100644
--- a/include/perk/perk_meta.h
+++ b/include/perk/perk_meta.h
@@ -76,7 +76,7 @@ struct pe_meta_coff_file_hdr {
uint16_t cfh_num_of_sections;
uint32_t cfh_time_date_stamp;
uint32_t cfh_ptr_to_sym_tbl;
- uint32_t cfh_num_of_syms;
+ uint32_t cfh_size_of_sym_tbl;
uint16_t cfh_size_of_opt_hdr;
uint16_t cfh_characteristics;
uint32_t cfh_ptr_to_str_tbl;
diff --git a/src/logic/pe_image_meta_data.c b/src/logic/pe_image_meta_data.c
index 9753487..ad2098e 100644
--- a/src/logic/pe_image_meta_data.c
+++ b/src/logic/pe_image_meta_data.c
@@ -366,11 +366,11 @@ int pe_meta_get_image_meta(
}
mark = (const unsigned char *)base + m->m_coff.cfh_ptr_to_sym_tbl;
- mark += m->m_coff.cfh_num_of_syms * sizeof(struct pe_raw_coff_symbol);
+ mark += m->m_coff.cfh_size_of_sym_tbl;
if (m->m_coff.cfh_ptr_to_sym_tbl) {
m->m_coff.cfh_ptr_to_str_tbl = m->m_coff.cfh_ptr_to_sym_tbl;
- m->m_coff.cfh_ptr_to_str_tbl += m->m_coff.cfh_num_of_syms * sizeof(struct pe_raw_coff_symbol);
+ m->m_coff.cfh_ptr_to_str_tbl += m->m_coff.cfh_size_of_sym_tbl;
m->m_coff.cfh_size_of_str_tbl = pe_read_long(mark);
}
diff --git a/src/output/pe_output_image_symbols.c b/src/output/pe_output_image_symbols.c
index 6c8f4dc..ca4445c 100644
--- a/src/output/pe_output_image_symbols.c
+++ b/src/output/pe_output_image_symbols.c
@@ -20,6 +20,7 @@ int pe_output_image_symbols(
const struct pe_image_meta * meta)
{
unsigned i;
+ unsigned nrecs;
int fdout;
char * mark;
struct pe_raw_coff_symbol * symtbl;
@@ -27,6 +28,7 @@ int pe_output_image_symbols(
const char * dash = "";
fdout = pe_driver_fdout(dctx);
+ nrecs = meta->m_coff.cfh_size_of_sym_tbl / sizeof(struct pe_raw_coff_symbol);
if (dctx->cctx->fmtflags & PERK_PRETTY_YAML) {
if (pe_dprintf(fdout,"symbols:\n") < 0)
@@ -38,7 +40,7 @@ int pe_output_image_symbols(
mark = (char *)meta->r_image.map_addr;
symtbl = (struct pe_raw_coff_symbol *)(mark + meta->m_coff.cfh_ptr_to_sym_tbl);
- for (i=0; i<meta->m_coff.cfh_num_of_syms; i++) {
+ for (i=0; i<nrecs; i++) {
pe_read_coff_symbol(
&symtbl[i],&symrec,
&meta->m_coff,meta->r_image.map_addr);
diff --git a/src/reader/pe_read_coff_header.c b/src/reader/pe_read_coff_header.c
index 9894017..032a995 100644
--- a/src/reader/pe_read_coff_header.c
+++ b/src/reader/pe_read_coff_header.c
@@ -28,7 +28,9 @@ int pe_read_coff_header(const struct pe_raw_coff_image_hdr * p, struct pe_meta_c
m->cfh_time_date_stamp = pe_read_long(p->cfh_time_date_stamp);
m->cfh_ptr_to_sym_tbl = pe_read_long(p->cfh_ptr_to_sym_tbl);
- m->cfh_num_of_syms = pe_read_long(p->cfh_num_of_sym_recs);
+
+ m->cfh_size_of_sym_tbl = pe_read_long(p->cfh_num_of_sym_recs);
+ m->cfh_size_of_sym_tbl *= sizeof(struct pe_raw_coff_symbol);
m->cfh_size_of_opt_hdr = pe_read_short(p->cfh_size_of_opt_hdr);
m->cfh_characteristics = pe_read_short(p->cfh_characteristics);
@@ -99,7 +101,9 @@ int pe_read_object_header(const struct pe_raw_coff_object_hdr * p, struct pe_met
m->cfh_time_date_stamp = pe_read_long(p->cfh_time_date_stamp);
m->cfh_ptr_to_sym_tbl = pe_read_long(p->cfh_ptr_to_sym_tbl);
- m->cfh_num_of_syms = pe_read_long(p->cfh_num_of_sym_recs);
+
+ m->cfh_size_of_sym_tbl = pe_read_long(p->cfh_num_of_sym_recs);
+ m->cfh_size_of_sym_tbl *= sizeof(struct pe_raw_coff_symbol);
m->cfh_size_of_opt_hdr = pe_read_short(p->cfh_size_of_opt_hdr);
m->cfh_characteristics = pe_read_short(p->cfh_characteristics);