static void
options_init(client_id_t id)
{
const char *opstr = dr_get_options(id);
const char *s;
char token[OPTION_MAX_LENGTH];
/* default values */
dr_snprintf(options.logdir, BUFFER_SIZE_ELEMENTS(options.logdir), ".");
for (s = dr_get_token(opstr, token, BUFFER_SIZE_ELEMENTS(token));
s != NULL;
s = dr_get_token(s, token, BUFFER_SIZE_ELEMENTS(token))) {
if (strcmp(token, "-logdir") == 0) {
s = dr_get_token(s, options.logdir,
BUFFER_SIZE_ELEMENTS(options.logdir));
USAGE_CHECK(s != NULL, "missing logdir path");
} else if (strcmp(token, "-verbose") == 0) {
s = dr_get_token(s, token, BUFFER_SIZE_ELEMENTS(token));
USAGE_CHECK(s != NULL, "missing -verbose number");
if (s != NULL) {
int res = dr_sscanf(token, "%u", &verbose);
USAGE_CHECK(res == 1, "invalid -verbose number");
}
} else if (strcmp(token, "-symcache_path") == 0) {
s = dr_get_token(s, options.sympath,
BUFFER_SIZE_ELEMENTS(options.sympath));
USAGE_CHECK(s != NULL, "missing symcache dir path");
ALERT(2, "<drstrace symbol source is %s>\n", options.sympath);
} else {
ALERT(0, "UNRECOGNIZED OPTION: \"%s\"\n", token);
USAGE_CHECK(false, "invalid option");
}
}
}
/* file I/O */
void md_read_from_file (module_t * head, file_t file, bool extra_info){
uint64 map_size;
size_t actual_size;
bool ok;
void * map = NULL;
char * line;
/*loop variables*/
int i;
int j;
/* linked list structure specific variables */
int no_modules;
int no_instructions;
unsigned int addr;
char module_name[MAX_STRING_LENGTH];
/* for filling up the linked list data structure */
module_t * elem;
ok = dr_file_size(file,&map_size);
if(ok){
actual_size = (size_t)map_size;
DR_ASSERT(actual_size == map_size);
map = dr_map_file(file, &actual_size, 0, NULL, DR_MEMPROT_READ, 0);
}
dr_sscanf((char *)map,"%d\n",&no_modules);
//dr_printf("%d\n",no_modules); //debug
line = (char *)map;
for(i=0;i<no_modules;i++){
line = strchr(line,'\n');
line++; //start of the next line
//dr_sscanf(line,"%[^\t\n]\n",module_name);
dr_get_token(line,module_name,MAX_STRING_LENGTH);
//getFinalName(module_name);
//dr_printf("%s\n",module_name); //debug
line = strchr(line,'\n');
line++; //start of the next line
dr_sscanf(line,"%d\n",&no_instructions);
//dr_printf("%d\n",no_instructions); //debug
//create a new element
elem = new_elem(module_name,no_instructions+2);
head->next = elem;
head = elem;
for(j=0;j<no_instructions;j++){
line = strchr(line,'\n');
line++; //start of the next line
dr_sscanf(line,"%u\n",&addr);
//dr_printf(line,"%x\n",addr); //debug
add_bb_to_list(head->bbs,addr, extra_info, head->size_bbs);
}
}
}
