/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
+#define _FILE_OFFSET_BITS 64
+
#include <assert.h>
#include <stddef.h>
#include <stdbool.h>
// ***** Helper stuff
#define SO_RE "\\.so[\\.0-9]*$"
-#define VERSION_RE "-[\\.0-9]*$"
+#define VERSION_RE "-[\\.0-9-]*$"
static const char *const FILTERED_LIBS[] = {
- "libstdc++",
+ "ld",
+ "libbz2",
+ "libboost_context",
+ "libc",
"libc++",
- "libm",
+ "libcdt",
+ "libcgraph",
+ "libdl",
+ "libdw",
+ "libelf",
"libgcc_s",
+ "liblua5.1",
+ "liblzma",
+ "libm",
"libpthread",
+ "librt",
+ "libstdc++",
"libunwind",
"libunwind-x86_64",
"libunwind-x86",
"libunwind-ptrace",
- "libdw",
- "libdl",
- "librt",
- "liblzma",
- "libelf",
- "libbz2",
- "libz",
- "libelf",
- "libc",
- "ld"
+ "libz"
};
static bool MC_is_simgrid_lib(const char* libname)
return libname;
}
-static ssize_t pread_whole(int fd, void *buf, size_t count, off_t offset)
+static ssize_t pread_whole(int fd, void *buf, size_t count, std::uint64_t offset)
{
char* buffer = (char*) buf;
ssize_t real_count = count;
while (count) {
- ssize_t res = pread(fd, buffer, count, offset);
+ ssize_t res = pread(fd, buffer, count, (std::int64_t) offset);
if (res > 0) {
count -= res;
buffer += res;
xbt_dynar_free(&process->smx_process_infos);
xbt_dynar_free(&process->smx_old_process_infos);
- size_t i;
- for (i=0; i!=process->object_infos_size; ++i) {
- MC_free_object_info(&process->object_infos[i]);
- }
- free(process->object_infos);
- process->object_infos = NULL;
- process->object_infos_size = 0;
if (process->memory_file >= 0) {
close(process->memory_file);
}
XBT_DEBUG("Get debug information ...");
this->maestro_stack_start_ = nullptr;
this->maestro_stack_end_ = nullptr;
- this->object_infos = NULL;
- this->object_infos_size = 0;
+ this->object_infos.resize(0);
this->binary_info = NULL;
this->libsimgrid_info = NULL;
const char* current_name = NULL;
+ this->object_infos.resize(0);
+
for (size_t i=0; i < maps.size(); i++) {
simgrid::mc::VmMap const& reg = maps[i];
const char* pathname = maps[i].pathname.c_str();
}
}
- mc_object_info_t info =
+ std::shared_ptr<s_mc_object_info_t> info =
MC_find_object_info(this->memory_map_, pathname, is_executable);
- this->object_infos = (mc_object_info_t*) realloc(this->object_infos,
- (this->object_infos_size+1) * sizeof(mc_object_info_t));
- this->object_infos[this->object_infos_size] = info;
- this->object_infos_size++;
+ this->object_infos.push_back(info);
if (is_executable)
this->binary_info = info;
else if (libname && MC_is_simgrid_lib(libname))
regfree(&res.version_re);
// Resolve time (including accross differents objects):
- for (size_t i=0; i!=this->object_infos_size; ++i)
- MC_post_process_object_info(this, this->object_infos[i]);
+ for (auto const& object_info : this->object_infos)
+ MC_post_process_object_info(this, object_info.get());
xbt_assert(this->maestro_stack_start_, "Did not find maestro_stack_start");
xbt_assert(this->maestro_stack_end_, "Did not find maestro_stack_end");
XBT_DEBUG("Get debug information done !");
}
-mc_object_info_t Process::find_object_info(remote_ptr<void> addr) const
+std::shared_ptr<s_mc_object_info_t> Process::find_object_info(remote_ptr<void> addr) const
{
- size_t i;
- for (i = 0; i != this->object_infos_size; ++i) {
- if (addr.address() >= (std::uint64_t)this->object_infos[i]->start
- && addr.address() <= (std::uint64_t)this->object_infos[i]->end) {
- return this->object_infos[i];
+ for (auto const& object_info : this->object_infos) {
+ if (addr.address() >= (std::uint64_t)object_info->start
+ && addr.address() <= (std::uint64_t)object_info->end) {
+ return object_info;
}
}
return NULL;
}
-mc_object_info_t Process::find_object_info_exec(remote_ptr<void> addr) const
+std::shared_ptr<s_mc_object_info_t> Process::find_object_info_exec(remote_ptr<void> addr) const
{
- size_t i;
- for (i = 0; i != this->object_infos_size; ++i) {
- if (addr.address() >= (std::uint64_t)this->object_infos[i]->start_exec
- && addr.address() <= (std::uint64_t)this->object_infos[i]->end_exec) {
- return this->object_infos[i];
+ for (std::shared_ptr<s_mc_object_info> const& info : this->object_infos) {
+ if (addr.address() >= (std::uint64_t) info->start_exec
+ && addr.address() <= (std::uint64_t) info->end_exec) {
+ return info;
}
}
- return NULL;
+ return nullptr;
}
-mc_object_info_t Process::find_object_info_rw(remote_ptr<void> addr) const
+std::shared_ptr<s_mc_object_info_t> Process::find_object_info_rw(remote_ptr<void> addr) const
{
- size_t i;
- for (i = 0; i != this->object_infos_size; ++i) {
- if (addr.address() >= (std::uint64_t)this->object_infos[i]->start_rw
- && addr.address() <= (std::uint64_t)this->object_infos[i]->end_rw) {
- return this->object_infos[i];
+ for (std::shared_ptr<s_mc_object_info> const& info : this->object_infos) {
+ if (addr.address() >= (std::uint64_t)info->start_rw
+ && addr.address() <= (std::uint64_t)info->end_rw) {
+ return info;
}
}
- return NULL;
+ return nullptr;
}
dw_frame_t Process::find_function(remote_ptr<void> ip) const
{
- mc_object_info_t info = this->find_object_info_exec(ip);
- if (info == NULL)
- return NULL;
+ std::shared_ptr<s_mc_object_info_t> info = this->find_object_info_exec(ip);
+ if (!info)
+ return nullptr;
else
- return MC_file_object_info_find_function(info, (void*) ip.address());
+ return MC_file_object_info_find_function(info.get(), (void*) ip.address());
}
/** Find (one occurence of) the named variable definition
*/
dw_variable_t Process::find_variable(const char* name) const
{
- const size_t n = this->object_infos_size;
- size_t i;
-
// First lookup the variable in the executable shared object.
// A global variable used directly by the executable code from a library
// is reinstanciated in the executable memory .data/.bss.
// We need to look up the variable in the execvutable first.
if (this->binary_info) {
- mc_object_info_t info = this->binary_info;
- dw_variable_t var = MC_file_object_info_find_variable_by_name(info, name);
+ std::shared_ptr<s_mc_object_info_t> const& info = this->binary_info;
+ dw_variable_t var = MC_file_object_info_find_variable_by_name(info.get(), name);
if (var)
return var;
}
- for (i=0; i!=n; ++i) {
- mc_object_info_t info = this->object_infos[i];
- dw_variable_t var = MC_file_object_info_find_variable_by_name(info, name);
+ for (std::shared_ptr<s_mc_object_info_t> const& info : this->object_infos) {
+ dw_variable_t var = MC_file_object_info_find_variable_by_name(info.get(), name);
if (var)
return var;
}
if (!address)
return NULL;
if (this->is_self())
- return strdup((char*) address.address());
+ return xbt_strdup((char*) address.address());
off_t len = 128;
char* res = (char*) malloc(len);
AddressSpace::ReadMode mode) const
{
if (process_index != simgrid::mc::ProcessIndexDisabled) {
- mc_object_info_t info = this->find_object_info_rw((void*)address.address());
+ std::shared_ptr<s_mc_object_info_t> const& info =
+ this->find_object_info_rw((void*)address.address());
// Segment overlap is not handled.
- if (MC_object_info_is_privatized(info)) {
+ if (MC_object_info_is_privatized(info.get())) {
if (process_index < 0)
xbt_die("Missing process index");
if (process_index >= (int) MC_smpi_process_count())
return buffer;
}
} else {
- if (pread_whole(this->memory_file, buffer, size, (off_t) address.address()) < 0)
+ if (pread_whole(this->memory_file, buffer, size, address.address()) < 0)
xbt_die("Read from process %lli failed", (long long) this->pid_);
return buffer;
}