/* Copy a list */
list_t *elist_copy(list_t *h)
{
list_t *newlist;
listent_t *newent;
listent_t *prevent;
listent_t *curent;
void *newelem;
int size;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
XALLOC(__FILE__, __FUNCTION__, __LINE__, newlist, sizeof(list_t), NULL);
*newlist = *h;
prevent = NULL;
size = aspect_typesize_get(h->type);
/* Copy the list */
for (curent = h->head; curent; curent = curent->next)
{
XALLOC(__FILE__, __FUNCTION__, __LINE__, newent, sizeof(listent_t), NULL);
*newent = *curent;
XALLOC(__FILE__, __FUNCTION__, __LINE__, newelem, size, NULL);
memcpy(newelem, curent->data, size);
newent->data = newelem;
newent->key = strdup(curent->key);
newent->next = NULL;
if (prevent)
prevent->next = newent;
else
newlist->head = newent;
prevent = newent;
}
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, newlist);
}
/**
* Inject a section from ET_REL object into ET_EXEC
* @param file
* @param sect
* @param mod
* @return
*/
static int elfsh_inject_etrel_section(elfshobj_t *file, elfshsect_t *sect, u_int mod)
{
elfsh_Shdr hdr;
elfshsect_t *enew;
char *newname;
char writable;
int mode;
char *data;
u_int modulo;
elfshsect_t *plt;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (elfsh_dynamic_file(file) && NULL == (plt = elfsh_get_plt(file, NULL)))
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unable to get PLT", -1);
/* else create a new section */
hdr = elfsh_create_shdr(0, sect->shdr->sh_type, sect->shdr->sh_flags,
0, 0, sect->shdr->sh_size, 0, 0, 0, 0);
XALLOC(__FILE__, __FUNCTION__, __LINE__,newname, strlen(sect->parent->name) + strlen(sect->name) + 2, -1);
sprintf(newname, "%s%s", sect->parent->name, sect->name);
enew = elfsh_create_section(newname);
/* Copy the data */
XALLOC(__FILE__, __FUNCTION__, __LINE__,data, sect->shdr->sh_size, -1);
memcpy(data, sect->data, sect->shdr->sh_size);
/* Inject new section by top or after bss depending on its type */
writable = elfsh_get_section_writableflag(sect->shdr);
/* FreeBSD is incompatible with pre-interp injection */
ELFSH_SELECT_INJECTION(file,writable,mode);
if (mode == ELFSH_DATA_INJECTION)
modulo = sizeof(eresi_Addr);
else
{
/* modulo = mod; (to be uncommented one day) */
//modulo = elfsh_get_pagesize(file);
modulo = sizeof(eresi_Addr);
}
#if __DEBUG_RELADD__
printf("[DEBUG_RELADD] Mapping new section %s with data = %p \n", enew->name, data);
#endif
if (elfsh_insert_mapped_section(file, enew, hdr, data, mode, modulo) < 0)
goto bad;
enew = elfsh_get_section_by_name(file, newname, NULL, NULL, NULL);
if (enew == NULL)
goto bad;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
bad:
XFREE(__FILE__, __FUNCTION__, __LINE__,newname);
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unable to inject ET_REL section", -1);
}
static void
def_enum(definition *defp)
{
token tok;
enumval_list *elist;
enumval_list **tailp;
defp->def_kind = DEF_ENUM;
scan(TOK_IDENT, &tok);
defp->def_name = tok.str;
scan(TOK_LBRACE, &tok);
tailp = &defp->def.en.vals;
do {
scan(TOK_IDENT, &tok);
elist = XALLOC(enumval_list);
elist->name = tok.str;
elist->assignment = NULL;
scan3(TOK_COMMA, TOK_RBRACE, TOK_EQUAL, &tok);
if (tok.kind == TOK_EQUAL) {
scan_num(&tok);
elist->assignment = tok.str;
scan2(TOK_COMMA, TOK_RBRACE, &tok);
}
*tailp = elist;
tailp = &elist->next;
} while (tok.kind != TOK_RBRACE);
*tailp = NULL;
}
static void
def_struct(definition *defp)
{
token tok;
declaration dec;
decl_list *decls;
decl_list **tailp;
defp->def_kind = DEF_STRUCT;
scan(TOK_IDENT, &tok);
defp->def_name = tok.str;
scan(TOK_LBRACE, &tok);
tailp = &defp->def.st.decls;
do {
get_declaration(&dec, DEF_STRUCT);
decls = XALLOC(decl_list);
decls->decl = dec;
*tailp = decls;
tailp = &decls->next;
scan(TOK_SEMICOLON, &tok);
peek(&tok);
} while (tok.kind != TOK_RBRACE);
get_token(&tok);
*tailp = NULL;
}
/**
* @brief Initialize containers for context
* @param ctx mjollnir context
*/
int mjr_init_containers(mjrcontext_t *ctx)
{
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
XALLOC(__FILE__, __FUNCTION__, __LINE__, ctx->reg_containers,
sizeof(container_t*) * ctx->cntnrs_size, -1);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* Init an add context
* @param input file to init
*/
int edfmt_add_init(elfshobj_t *file)
{
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
cu_obj = file;
if (!file)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid file object", NULL);
/* Init the object if needed */
if (file->debug_format.uni == NULL)
{
XALLOC(__FILE__, __FUNCTION__, __LINE__,
file->debug_format.uni, sizeof(edfmtinfo_t), NULL);
uniinfo = file->debug_format.uni;
hash_init(&(uniinfo->htype), API_HTYPE_NAME, 30, ASPECT_TYPE_UNKNOW);
hash_init(&(uniinfo->hvar), API_HVAR_NAME, 30, ASPECT_TYPE_UNKNOW);
hash_init(&(uniinfo->hfunc), API_HFUNC_NAME, 30, ASPECT_TYPE_UNKNOW);
}
else
{
uniinfo = file->debug_format.uni;
}
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* @brief Add an element at the head of the list
*/
int elist_append(list_t *h, char *key, void *data)
{
listent_t *cur;
listent_t *next;
int ret;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (!h || !key || !data)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid NULL parameters", -1);
if (!h->head)
{
ret = elist_add(h, key, data);
if (ret < 0)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unable to append list element", -1);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
XALLOC(__FILE__, __FUNCTION__, __LINE__, cur, sizeof(listent_t), -1);
cur->key = key;
cur->data = data;
cur->next = NULL;
next = h->head;
while (next->next)
next = next->next;
next->next = cur;
h->elmnbr++;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* @brief Create a new container
* @param type Type of element inside container
* @param data Data pointer for contained element
* @param inlist Input links list if any (else it will be created empty)
* @param outlist Output links list if any (else it will be created empty)
* @param uniqid Unique ID to be put into name
* @return Container newly created
*/
container_t *container_create(u_int type, void *data, list_t *inlist, list_t *outlist, u_int uniqid)
{
container_t *newcntnr;
aspectype_t *rtype;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
rtype = aspect_type_get_by_id(type);
if (!rtype)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unknown container element type", NULL);
/* Make sure meta-data is initialized and contiguous with pointed data */
#if defined(DEBUG_LIBASPECT)
fprintf(stderr, "Allocating sizeof(container) + (%s type->size = %u) \n",
rtype->name, rtype->size);
#endif
XALLOC(__FILE__, __FUNCTION__, __LINE__, newcntnr, sizeof(container_t) + rtype->size, NULL);
newcntnr->data = (char *) newcntnr + sizeof(container_t);
newcntnr->type = type;
memcpy((char *) newcntnr->data, (char *) data, rtype->size);
/* Create lists if not specified */
if (inlist)
newcntnr->inlinks = elist_copy(inlist);
else
container_linklists_create(newcntnr, CONTAINER_LINK_IN, uniqid);
if (outlist)
newcntnr->outlinks = elist_copy(outlist);
else
container_linklists_create(newcntnr, CONTAINER_LINK_OUT, uniqid);
/* Make sure the container and contained data are contiguous */
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, newcntnr);
}
/**
* @brief Register a new vector. A vector is an multidimentional array of hooks
* @param name Vector name to be registered
* @param defaultfunc Default handler for initializing all vector elements
* @param dimensions Dimension arrays for the vector
* @param strdims Dimension arrays for dimension description (to be printed)
* @param dimsz Number of dimensions
* @param vectype Type of elements inside this new vector
* @return 0 on success and -1 on error
*/
int aspect_register_vector(char *name,
void *defaultfunc,
unsigned int *dimensions,
char **strdims,
unsigned int dimsz,
unsigned int vectype)
{
vector_t *vector;
unsigned long *ptr;
void *mem;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (!defaultfunc || !dimsz || !dimensions)
{
write(1, "Invalid NULL parameters\n", 24);
return (-1);
}
if (vectype >= aspect_type_nbr)
{
write(1, "Invalid vector element type\n", 28);
return (-1);
}
XALLOC(__FILE__, __FUNCTION__, __LINE__, mem, sizeof(vector_t), -1);
vector = (vector_t *) mem;
XALLOC(__FILE__, __FUNCTION__, __LINE__, mem,
dimensions[0] * sizeof(unsigned long), -1);
ptr = (unsigned long *) mem;
vector->hook = ptr;
if (dimsz > 1)
aspect_vectors_recalloc((unsigned long *) vector->hook,
dimensions, 1, dimsz);
vector->arraysz = dimsz;
vector->arraydims = dimensions;
vector->strdims = strdims;
vector->default_func = defaultfunc;
hash_add(vector_hash, name, vector);
/* Initialize vectored elements */
aspect_vectors_recinit((unsigned long *) vector->hook,
dimensions, 1, dimsz, defaultfunc);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, (0));
}
/**
* Create an allocation pool used to store different data and optimize performance
* This pool didn't realloc the buffer each time it needs more memory, but create a new
* buffer and store reference of the previous (like a linked list).
*
* Reallocation isn't used because I already have some pointer inside in the allocation and
* if I made a XREALLOC the whole buffer would be recreate on another memory part, and some
* pointers would be lost.
* @param pool pool pointer
* @param apos pool position
* @param asize pool size
* @param astep pool step
* @param nsize needed size
* @return pointer on the allocated memory
*/
void *edfmt_alloc_pool(char **pool, int *apos, int *asize,
int astep, int nsize)
{
char *prevpool;
char *ret;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (!pool || !apos || astep <= 0 || !asize || nsize <= 0)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid parameters", NULL);
/* First allocation */
if (*pool == NULL || *asize == 0)
{
/* We add a void* blanked that indicate that its the first block*/
XALLOC(__FILE__, __FUNCTION__, __LINE__, *pool, astep+sizeof(void*), NULL);
*asize = astep;
*apos += sizeof(void*);
}
else if (*apos + nsize >= *asize)
{
*asize = 0;
*apos = 0;
do {
*asize += astep;
} while (*apos + nsize >= *asize);
prevpool = *pool;
XALLOC(__FILE__, __FUNCTION__, __LINE__, *pool, *asize+sizeof(void*), NULL);
*apos += 4;
/* Store previous block address then we can retrieve it later */
*(void **) *pool = prevpool;
}
/* Save current position and update position pointer */
ret = (char *) *pool + *apos;
*apos += nsize;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, (void *) ret);
}
/**
* Remove a symbol
* This function is not e2dbg safe
* @param symtab
* @param name
* @return
*/
int elfsh_remove_symbol(elfshsect_t *symtab, char *name)
{
elfsh_Sym *ret;
elfsh_Sym *tab;
elfsh_Sym *enew;
u_int off;
u_int movedsz;
hash_t *uptable = NULL;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
/* Sanity checks */
if (symtab == NULL || name == NULL)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid parameters", -1);
ret = elfsh_get_symbol_by_name(symtab->parent, name);
if (ret == NULL)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unknown symbol", -1);
/* Do it */
tab = symtab->data;
off = (u_long) ret - (u_long) tab;
movedsz = symtab->shdr->sh_size - off - sizeof(elfsh_Sym);
if (movedsz)
memcpy((char *) symtab->data + off,
(char *) symtab->data + off + sizeof(elfsh_Sym),
movedsz);
symtab->shdr->sh_size -= sizeof(elfsh_Sym);
symtab->curend -= sizeof(elfsh_Sym);
XALLOC(__FILE__, __FUNCTION__, __LINE__,enew, symtab->shdr->sh_size, -1);
memcpy(enew, tab, symtab->shdr->sh_size);
XFREE(__FILE__, __FUNCTION__, __LINE__,tab);
symtab->data = enew;
/* We just cant remove the string because of ELF string table format */
elfsh_sync_sorted_symtab(symtab);
/* Update hashtable */
switch(symtab->shdr->sh_type)
{
case SHT_SYMTAB:
uptable = &symtab->parent->symhash;
break;
case SHT_DYNSYM:
uptable = &symtab->parent->dynsymhash;
break;
}
if (uptable && uptable->ent)
hash_del(uptable, name);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/*
* store a value in a list
*/
void
storeval(list **lstp, definition *val)
{
list **l;
list *lst;
for (l = lstp; *l != NULL; l = (list **) & (*l)->next);
lst = XALLOC(list);
lst->val = val;
lst->next = NULL;
*l = lst;
}
/**
* Init color structure
* @return an allocated color structure
*/
color_t *revm_colorblank()
{
color_t *c;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
XALLOC(__FILE__, __FUNCTION__, __LINE__,c, sizeof(color_t), NULL);
c->fground = COLOR_NONE;
c->bground = COLOR_NONE;
c->bold = COLOR_NONE;
c->underline = COLOR_NONE;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, (c));
}
/**
* @brief Empty a list
*/
list_t *elist_empty(char *name)
{
list_t *list;
char *newname;
char type;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
list = elist_find(name);
if (!list)
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, NULL);
type = list->type;
hash_del(hash_lists, name);
elist_destroy(list);
XALLOC(__FILE__, __FUNCTION__, __LINE__,
newname, strlen(name) + 1, NULL);
strncpy(newname, name, strlen(name));
XALLOC(__FILE__, __FUNCTION__, __LINE__,
list, sizeof(list_t), NULL);
elist_init(list, newname, type);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, list);
}
/* Handle the gdt */
int cmd_gdt()
{
int ret;
int index;
int i;
listent_t *actual;
list_t *h;
libkernshsgdt_t *sgdt;
char buff[BUFSIZ];
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
XALLOC(__FILE__, __FUNCTION__, __LINE__, h, sizeof(list_t), -1);
elist_init(h, "cmd_gdt_list", ASPECT_TYPE_UNKNOW);
ret = kernsh_gdt(h);
memset(buff, '\0', sizeof(buff));
snprintf(buff, sizeof(buff),
"%s\n\n",
revm_colorfieldstr("[+] GDT"));
revm_output(buff);
for (i = 0, index = 0, actual = h->head;
index < h->elmnbr;
i+=8, index++, actual = actual->next)
{
sgdt = (libkernshsgdt_t *) actual->data;
snprintf(buff, sizeof(buff),
"%s%s %s %s\n",
revm_coloraddress("%.8lX", (eresi_Addr) sgdt->deb),
revm_coloraddress("%.8lX", (eresi_Addr) sgdt->fin),
revm_colorstr("@"),
revm_coloraddress(XFMT, (eresi_Addr) sgdt->addr));
revm_output(buff);
revm_endline();
}
revm_output("\n");
elist_destroy(h);
if (ret)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Cannot get gdt", -1);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* Initialize Input/Output hooks
*/
int revm_initio()
{
static int done = 0;
revmjob_t *initial;
u_int i;
NOPROFILER_IN();
if (done)
NOPROFILER_ROUT(0);
done = 1;
XALLOC(__FILE__, __FUNCTION__, __LINE__,initial, sizeof(revmjob_t), -1);
memset(initial, 0, sizeof(revmjob_t));
hash_init(&initial->recur[0].exprs , "job0_rec0_exprs" , 23, ASPECT_TYPE_EXPR);
hash_init(&initial->recur[0].labels, "job0_rec0_labels", 23, ASPECT_TYPE_STR);
revm_std_io(initial);
initial->ws.active = 1;
initial->ws.createtime = time(&initial->ws.createtime);
world.initial = world.curjob = initial;
hash_init(&world.jobs, "jobs", 11, ASPECT_TYPE_UNKNOW);
hash_add(&world.jobs, "local", initial);
initial->ws.name = strdup("local");
hash_init(&initial->loaded,
"initial_loaded_files",
51, ASPECT_TYPE_UNKNOW);
hash_init(&initial->dbgloaded,
"initial_dbgloaded_files",
11, ASPECT_TYPE_UNKNOW);
for (i = 0; i < REVM_MAXSRCNEST; i++)
{
initial->recur[i].script = NULL;
initial->recur[i].lstcmd = NULL;
initial->iter[i].elmidx = REVM_IDX_UNINIT;
}
initial->recur[0].funcname = "top-level";
profiler_setcolor(revm_endline, revm_colorinstr, revm_colorstr,
revm_colorfieldstr, revm_colortypestr, revm_colorend,
revm_colorwarn, revm_colorfunction, revm_colorfilename);
profiler_setmorecolor(revm_coloradv, revm_colorinstr_fmt, revm_coloraddress,
revm_colornumber, revm_colorstr_fmt,
revm_colorfieldstr_fmt,
revm_colortypestr_fmt, revm_colorwarn_fmt);
NOPROFILER_ROUT(0);
}
int cmd_kmem_read()
{
int ret, len;
char *new_buff;
eresi_Addr addr;
revmlist_t *actual;
char buff[BUFSIZ];
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
ret = len = 0;
addr = 0;
actual = world.curjob->curcmd->disasm + 0;
if (actual)
{
kernsh_addrlen(actual, &addr, &len);
XALLOC(__FILE__, __FUNCTION__, __LINE__,
new_buff,
len,
-1);
memset(new_buff, '\0', len);
memset(buff, '\0', sizeof(buff));
snprintf(buff, sizeof(buff),
"Reading kernel memory %s %s strlen(%s)\n\n",
revm_colorstr("@"),
revm_coloraddress(XFMT, (eresi_Addr) addr),
revm_colornumber("%u", len));
revm_output(buff);
ret = elfsh_readmema(libkernshworld.root, addr, new_buff, len);
kernsh_hexdump((unsigned char *)new_buff, len, addr);
XFREE(__FILE__, __FUNCTION__, __LINE__, new_buff);
}
if (ret != len)
{
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Impossible to read mem",
-1);
}
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/* #SDTREF(TEXT,"C:\\Program Files (x86)\\IBM\\Rational\\TAU\\4.3\\addins\\sdlkernels\\ADT\\BasicCTypes.pr",197,15) */
extern SDL_Charstring z_U2ctypes_H1O0_ToString(z_U2ctypes_H1_ptr_char C)
{
SDL_Charstring Result;
int i = 0;
if (C != 0) {
i = strlen(C);
}
Result = (SDL_Charstring)XALLOC(i+2, (tSDLTypeInfo *)&ySDL_SDL_Charstring);
if (i>0) {
memcpy(Result+1, C, i);
}
Result[0] = 'T';
Result[i+1] = '\0';
return Result;
}
/* Handle the sys_call_table */
int cmd_sct()
{
int ret;
int index;
listent_t *actual;
list_t *h;
libkernshsyscall_t *sct;
char buff[BUFSIZ];
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
XALLOC(__FILE__, __FUNCTION__, __LINE__, h, sizeof(list_t), -1);
elist_init(h, "cmd_sct_list", ASPECT_TYPE_UNKNOW);
ret = kernsh_sct(h);
memset(buff, '\0', sizeof(buff));
snprintf(buff, sizeof(buff),
"%s\n\n",
revm_colorfieldstr("[+] SYS_CALL_TABLE"));
revm_output(buff);
for (index = 0, actual = h->head;
index < h->elmnbr;
index++, actual = actual->next)
{
sct = (libkernshsyscall_t *) actual->data;
memset(buff, '\0', sizeof(buff));
snprintf(buff, sizeof(buff),
"%s %-40s %s %s\n",
revm_colornumber("id:%-10u", (unsigned int)index),
revm_colortypestr_fmt("%s", sct->name),
revm_colorstr("@"),
revm_coloraddress(XFMT, (eresi_Addr) sct->addr));
revm_output(buff);
revm_endline();
}
revm_output("\n");
elist_destroy(h);
if (ret)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Cannot get syscalltable", -1);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
extern z_U2ctypes_H1_ptr_char z_U2ctypes_H1O1_To_ptr_char(SDL_Charstring C)
{
z_U2ctypes_H1_ptr_char Result;
int i = 0;
if (C != (SDL_Charstring)0) {
i = strlen(C)-1;
}
Result = (z_U2ctypes_H1_ptr_char)XALLOC(i+1, (tSDLTypeInfo *)&ySDL_z_U2ctypes_H1_ptr_char);
if (i>0) {
memcpy(Result, C+1, i);
}
Result[i] = '\0';
if ((C != 0) && (C[0] == 'T')) {
xFree_SDL_Charstring((void **)&C);
}
return Result;
}
/**
* @brief Initialize the hash table
* @param h Pointer to the hash to initialize
* @param name Name of the hash.
* @param size Size to document
* @param type Type to document
* @param Returns 0 on success, -1 on error or 1 if hash already exists.
*/
int hash_init(hash_t *h, char *name, int size, u_int type)
{
NOPROFILER_IN();
/* First checks */
/* Initialize the global hash table of lists and
the global hash table of hash tables */
if (!hash_hash)
{
hash_hash = (hash_t *) calloc(sizeof(hash_t), 1);
hash_init(hash_hash, "hashes", 51, ASPECT_TYPE_UNKNOW);
}
if (type >= aspect_type_nbr)
{
fprintf(stderr, "Unable to initialize hash table %s \n", name);
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unable to initialize hash table", -1);
}
if (h != hash_hash && hash_find(name) && h->ent)
{
#if __DEBUG__
fprint(stderr, "Hash table already exists and initialized\n");
#endif
NOPROFILER_ROUT(1);
}
//printf("INIT HASH %s \n", name);
/* Add a new element */
XALLOC(__FILE__, __FUNCTION__, __LINE__,
h->ent, size * sizeof(listent_t), -1);
h->size = size;
h->type = type;
h->elmnbr = 0;
h->linearity = 0;
h->name = name;
hash_add(hash_hash, name, h);
if (!hash_lists)
{
hash_lists = (hash_t *) calloc(sizeof(hash_t), 1);
hash_init(hash_lists, "lists", 51, ASPECT_TYPE_UNKNOW);
}
NOPROFILER_ROUT(0);
}
/**
* @brief Add an element at the head of the list
*/
int elist_add(list_t *h, char *key, void *data)
{
listent_t *cur;
listent_t *next;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (!h || !key || !data)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid NULL parameters", -1);
XALLOC(__FILE__, __FUNCTION__, __LINE__, cur, sizeof(listent_t), -1);
next = h->head;
cur->key = key;
cur->data = data;
cur->next = next;
h->head = cur;
h->elmnbr++;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* Init the global type table
*
* @param name
* @return
*/
int revm_type_hashcreate(char *name)
{
char hashname[BUFSIZ];
hash_t *newhash;
aspectype_t *type;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
/* Create the hash table for objects of that type */
type = aspect_type_get_by_name(name);
if (!type)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Type subject does not exist", -1);
snprintf(hashname, sizeof(hashname), "type_%s", name);
XALLOC(__FILE__, __FUNCTION__, __LINE__, newhash, sizeof(hash_t), -1);
hash_init(newhash, strdup(hashname), 11, type->type);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* @brief Add an entry to the hash table.
* @param h Hash table.
* @param key Key of the new entry.
* @param data Value associated with the key.
* @return Returns an index (to document)
*/
int hash_add(hash_t *h, char *key, void *data)
{
listent_t *actual;
listent_t *newent;
char *backup;
u_int index;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (!h || !key)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid NULL parameters", -1);
/* If the element already exist, make sure we erase the existing one */
actual = hash_get(h, key);
if (actual)
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__,
hash_set(h, key, data));
newent = NULL;
for (index = 0, backup = key; *backup; backup++)
index += *backup;
index %= h->size;
if (h->ent[index].key == NULL)
{
h->ent[index].key = key;
h->ent[index].data = data;
}
else
{
XALLOC(__FILE__, __FUNCTION__, __LINE__,
newent, sizeof(listent_t), -1);
newent->key = key;
newent->data = data;
actual = h->ent + index;
while (actual->next)
actual = actual->next;
actual->next = newent;
}
h->elmnbr++;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, index);
}
/*
* @brief Add a breakpoint
*/
int elfsh_bp_add(hash_t *bps,
elfshobj_t *file,
char *resolv,
eresi_Addr addr)
{
static int lastbpid = 1;
elfshbp_t *bp;
char tmp[32];
int ret;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
if (file == NULL || addr == 0 || bps == 0)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Invalid NULL parameter", -1);
/* Breakpoints handlers must be initialized */
elfsh_setup_hooks();
XALLOC(__FILE__, __FUNCTION__, __LINE__,bp , sizeof(elfshbp_t), (-1));
bp->obj = file;
bp->type = INSTR;
bp->addr = addr;
bp->symname = strdup(resolv);
snprintf(tmp, 32, XFMT, addr);
if (hash_get(bps, tmp))
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Breakpoint already exist", -1);
/* Call the architecture dependent hook for breakpoints */
ret = e2dbg_setbreak(file, bp);
if (ret < 0)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Breakpoint insertion failed", (-1));
/* Add new breakpoint to hash table */
bp->id = lastbpid++;
hash_add(bps, strdup(tmp), bp);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
void AStarPathFind::InitMapData(int nMapID)
{
m_poMapConf = ConfMgr::Instance()->GetMapMgr()->GetConf(nMapID);
if (m_poMapConf == NULL)
{
return;
}
int nGridNum = m_poMapConf->nUnitNumX * m_poMapConf->nUnitNumY;
m_pMapData = (ASTAR_NODE*)XALLOC(m_pMapData, nGridNum * sizeof(ASTAR_NODE));
for (int i = 0; i < m_poMapConf->nUnitNumY; i++)
{
for (int j = 0; j < m_poMapConf->nUnitNumX; j++)
{
int32_t nIdx = i * m_poMapConf->nUnitNumX + j;
m_pMapData[nIdx].nX = j;
m_pMapData[nIdx].nY = i;
m_pMapData[nIdx].Reset();
}
}
m_uSearchVersion = 0;
}
/**
* Do a copy meta-representation of a datatype
* @param from Source type name to copy from
* @param to Destination type name to copy into
* @return 0 on success, or < 0 on error.
*/
int revm_type_copy(char *from, char *to)
{
aspectype_t *tocopy, *newtype;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
tocopy = (aspectype_t *) hash_get(&types_hash, from);
if (!tocopy)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Type not found", -1);
newtype = (aspectype_t *) hash_get(&types_hash, to);
if (newtype)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Type destination already exist", -1);
XALLOC(__FILE__, __FUNCTION__, __LINE__,
newtype, sizeof(aspectype_t), -1);
memcpy(newtype, tocopy, sizeof(aspectype_t));
newtype->name = strdup(to);
aspect_type_register_real(newtype->name, newtype);
revm_type_hashcreate(newtype->name);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* Beginning of the transform command, open a transformation switch
*/
int cmd_match()
{
list_t *list;
revmexpr_t *ind;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
/* The first time we enter this command, we have to fetch the params */
list = (list_t *) world.curjob->iter[world.curjob->curloop].container;
ind = world.curjob->iter[world.curjob->curloop].curind;
if (!list || !ind || strcmp(ind->label, world.curjob->curcmd->param[0]) ||
list->type != ASPECT_TYPE_EXPR)
{
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Match/Rewrite only acts on iterated lists of expressions", -1);
}
/* We assume that the rewritten expression is the induction variable */
world.curjob->recur[world.curjob->curscope].rwrt.matchexpr = ind;
/* Create or flush the transformed expressions output list */
list = elist_find("transformed");
if (list)
{
elist_empty(list->name);
world.curjob->recur[world.curjob->curscope].rwrt.transformed = list;
}
else
{
XALLOC(__FILE__, __FUNCTION__, __LINE__,
world.curjob->recur[world.curjob->curscope].rwrt.transformed,
sizeof(list_t), -1);
elist_init(world.curjob->recur[world.curjob->curscope].rwrt.transformed,
"transformed", ASPECT_TYPE_EXPR);
}
world.curjob->recur[world.curjob->curscope].rwrt.idloop = world.curjob->curloop;
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/**
* @brief Set a list by its name (overwrite if existing )
*/
int elist_register(list_t *list, char *name)
{
list_t *h;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
h = hash_get(hash_lists, name);
if (h)
{
if (h->type == ASPECT_TYPE_UNKNOW)
h->type = list->type;
if (h->type != list->type)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Incompatible lists", -1);
if (h->elmnbr)
h = elist_empty(name);
elist_merge(h, list);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
XALLOC(__FILE__, __FUNCTION__, __LINE__, h, sizeof(list_t), -1);
elist_init(h, name, h->type);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/* Reverse a list */
list_t *elist_reverse(list_t *l)
{
list_t *newlist;
listent_t *nextent;
listent_t *curent;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
hash_del(hash_lists, l->name);
XALLOC(__FILE__, __FUNCTION__, __LINE__, newlist, sizeof(list_t), NULL);
elist_init(newlist, l->name, l->type);
/* Copy the list inserting at the beginning all the time */
for (curent = l->head; curent; curent = nextent)
{
elist_add(newlist, curent->key, curent->data);
nextent = curent->next;
XFREE(__FILE__, __FUNCTION__, __LINE__, curent);
}
XFREE(__FILE__, __FUNCTION__, __LINE__, l);
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, newlist);
}