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-rw-r--r--source4/lib/util/util.h7
-rw-r--r--source4/lib/util/util_str.c33
-rw-r--r--source4/param/loadparm.c87
3 files changed, 61 insertions, 66 deletions
diff --git a/source4/lib/util/util.h b/source4/lib/util/util.h
index 8d71ad1a64..a2e0954517 100644
--- a/source4/lib/util/util.h
+++ b/source4/lib/util/util.h
@@ -371,15 +371,10 @@ _PUBLIC_ void hex_encode(const unsigned char *buff_in, size_t len, char **out_he
_PUBLIC_ char *hex_encode_talloc(TALLOC_CTX *mem_ctx, const unsigned char *buff_in, size_t len);
/**
- Free a string value.
-**/
-_PUBLIC_ void string_free(char **s);
-
-/**
Set a string value, deallocating any existing space, and allocing the space
for the string
**/
-_PUBLIC_ bool string_set(char **dest, const char *src);
+_PUBLIC_ bool string_set(TALLOC_CTX *mem_ctx, char **dest, const char *src);
/**
Substitute a string for a pattern in another string. Make sure there is
diff --git a/source4/lib/util/util_str.c b/source4/lib/util/util_str.c
index eb8155cc7c..4bec469f87 100644
--- a/source4/lib/util/util_str.c
+++ b/source4/lib/util/util_str.c
@@ -260,36 +260,23 @@ _PUBLIC_ char *hex_encode_talloc(TALLOC_CTX *mem_ctx, const unsigned char *buff_
}
/**
- Set a string value, allocing the space for the string
+ Set a string value, deallocating any existing space, and allocing the space
+ for the string
**/
-static bool string_init(char **dest,const char *src)
+_PUBLIC_ bool string_set(TALLOC_CTX *mem_ctx, char **dest, const char *src)
{
- if (!src) src = "";
+ talloc_free(*dest);
- (*dest) = strdup(src);
+ if (src == NULL)
+ src = "";
+
+ *dest = talloc_strdup(mem_ctx, src);
if ((*dest) == NULL) {
DEBUG(0,("Out of memory in string_init\n"));
return false;
}
- return true;
-}
-
-/**
- Free a string value.
-**/
-_PUBLIC_ void string_free(char **s)
-{
- if (s) SAFE_FREE(*s);
-}
-/**
- Set a string value, deallocating any existing space, and allocing the space
- for the string
-**/
-_PUBLIC_ bool string_set(char **dest, const char *src)
-{
- string_free(dest);
- return string_init(dest,src);
+ return true;
}
/**
@@ -304,7 +291,7 @@ _PUBLIC_ bool string_set(char **dest, const char *src)
use of len==0 which was for no length checks to be done.
**/
-_PUBLIC_ void string_sub(char *s,const char *pattern, const char *insert, size_t len)
+_PUBLIC_ void string_sub(char *s, const char *pattern, const char *insert, size_t len)
{
char *p;
ssize_t ls,lp,li, i;
diff --git a/source4/param/loadparm.c b/source4/param/loadparm.c
index eaa61ef12e..7a4f034ecb 100644
--- a/source4/param/loadparm.c
+++ b/source4/param/loadparm.c
@@ -588,7 +588,8 @@ static void init_globals(void)
parm_table[i].type == P_USTRING) &&
parm_table[i].ptr &&
!(parm_table[i].flags & FLAG_CMDLINE)) {
- string_set(parm_table[i].ptr, "");
+ string_set(talloc_autofree_context(),
+ parm_table[i].ptr, "");
}
}
@@ -1180,6 +1181,14 @@ static service *init_service(TALLOC_CTX *mem_ctx)
return pservice;
}
+void string_free(char **str)
+{
+ if (str) {
+ talloc_free(*str);
+ *str = NULL;
+ }
+}
+
/***************************************************************************
Free the dynamically allocated parts of a service struct.
***************************************************************************/
@@ -1250,10 +1259,8 @@ static int add_a_service(const service *pservice, const char *name)
/* They will be added during parsing again */
data = ServicePtrs[i]->param_opt;
while (data) {
- string_free(&data->key);
- string_free(&data->value);
pdata = data->next;
- SAFE_FREE(data);
+ talloc_free(data);
data = pdata;
}
ServicePtrs[i]->param_opt = NULL;
@@ -1291,7 +1298,7 @@ static int add_a_service(const service *pservice, const char *name)
}
copy_service(ServicePtrs[i], &tservice, NULL);
if (name != NULL)
- string_set(&ServicePtrs[i]->szService, name);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->szService, name);
return i;
}
@@ -1319,13 +1326,13 @@ BOOL lp_add_home(const char *pszHomename, int iDefaultService,
string_sub(newHomedir,"%H", pszHomedir, sizeof(newHomedir));
}
- string_set(&ServicePtrs[i]->szPath, newHomedir);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->szPath, newHomedir);
if (!(*(ServicePtrs[i]->comment))) {
- pstring comment;
- slprintf(comment, sizeof(comment) - 1,
+ char *comment = talloc_asprintf(ServicePtrs[i],
"Home directory of %s", user);
- string_set(&ServicePtrs[i]->comment, comment);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->comment, comment);
+ talloc_free(comment);
}
ServicePtrs[i]->bAvailable = sDefault.bAvailable;
ServicePtrs[i]->bBrowseable = sDefault.bBrowseable;
@@ -1357,15 +1364,15 @@ static bool lp_add_hidden(const char *name, const char *fstype)
if (i < 0)
return false;
- string_set(&ServicePtrs[i]->szPath, tmpdir());
+ string_set(ServicePtrs[i], &ServicePtrs[i]->szPath, tmpdir());
asprintf(&comment, "%s Service (%s)", fstype, Globals.szServerString);
if (comment == NULL)
return false;
- string_set(&ServicePtrs[i]->comment, comment);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->comment, comment);
SAFE_FREE(comment);
- string_set(&ServicePtrs[i]->fstype, fstype);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->fstype, fstype);
ServicePtrs[i]->iMaxConnections = -1;
ServicePtrs[i]->bAvailable = true;
ServicePtrs[i]->bRead_only = true;
@@ -1399,8 +1406,9 @@ bool lp_add_printer(const char *pszPrintername, int iDefaultService)
/* entry (if/when the 'available' keyword is implemented!). */
/* the printer name is set to the service name. */
- string_set(&ServicePtrs[i]->szPrintername, pszPrintername);
- string_set(&ServicePtrs[i]->comment, comment);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->szPrintername,
+ pszPrintername);
+ string_set(ServicePtrs[i], &ServicePtrs[i]->comment, comment);
ServicePtrs[i]->bBrowseable = sDefault.bBrowseable;
/* Printers cannot be read_only. */
ServicePtrs[i]->bRead_only = False;
@@ -1514,12 +1522,12 @@ static void copy_service(service *pserviceDest, service *pserviceSource,
break;
case P_STRING:
- string_set(dest_ptr,
+ string_set(pserviceDest, dest_ptr,
*(char **)src_ptr);
break;
case P_USTRING:
- string_set(dest_ptr,
+ string_set(pserviceDest, dest_ptr,
*(char **)src_ptr);
strupper(*(char **)dest_ptr);
break;
@@ -1549,18 +1557,19 @@ static void copy_service(service *pserviceDest, service *pserviceSource,
/* If we already have same option, override it */
if (strcmp(pdata->key, data->key) == 0) {
string_free(&pdata->value);
- pdata->value = strdup(data->value);
- not_added = False;
+ pdata->value = talloc_reference(pdata,
+ data->value);
+ not_added = false;
break;
}
pdata = pdata->next;
}
if (not_added) {
- paramo = malloc_p(struct param_opt);
- if (!paramo)
+ paramo = talloc(pserviceDest, struct param_opt);
+ if (paramo == NULL)
smb_panic("OOM");
- paramo->key = strdup(data->key);
- paramo->value = strdup(data->value);
+ paramo->key = talloc_reference(paramo, data->key);
+ paramo->value = talloc_reference(paramo, data->value);
DLIST_ADD(pserviceDest->param_opt, paramo);
}
data = data->next;
@@ -1694,7 +1703,7 @@ static bool handle_include(const char *pszParmValue, char **ptr)
add_to_file_list(pszParmValue, fname);
- string_set(ptr, fname);
+ string_set(talloc_autofree_context(), ptr, fname);
if (file_exist(fname))
return pm_process(fname, do_section, do_parameter, NULL);
@@ -1714,7 +1723,7 @@ static bool handle_copy(const char *pszParmValue, char **ptr)
int iTemp;
service *serviceTemp;
- string_set(ptr, pszParmValue);
+ string_set(talloc_autofree_context(), ptr, pszParmValue);
serviceTemp = init_service(talloc_autofree_context());
@@ -1778,6 +1787,7 @@ static bool lp_do_parameter_parametric(int snum, const char *pszParmName,
{
struct param_opt *paramo, *data;
char *name;
+ TALLOC_CTX *mem_ctx;
while (isspace((unsigned char)*pszParmName)) {
pszParmName++;
@@ -1790,8 +1800,10 @@ static bool lp_do_parameter_parametric(int snum, const char *pszParmName,
if (snum < 0) {
data = Globals.param_opt;
+ mem_ctx = talloc_autofree_context();
} else {
data = ServicePtrs[snum]->param_opt;
+ mem_ctx = ServicePtrs[snum];
}
/* Traverse destination */
@@ -1804,19 +1816,19 @@ static bool lp_do_parameter_parametric(int snum, const char *pszParmName,
return True;
}
- free(paramo->value);
- paramo->value = strdup(pszParmValue);
+ talloc_free(paramo->value);
+ paramo->value = talloc_strdup(paramo, pszParmValue);
paramo->flags = flags;
free(name);
return True;
}
}
- paramo = malloc_p(struct param_opt);
+ paramo = talloc(mem_ctx, struct param_opt);
if (!paramo)
smb_panic("OOM");
- paramo->key = strdup(name);
- paramo->value = strdup(pszParmValue);
+ paramo->key = talloc_strdup(paramo, name);
+ paramo->value = talloc_strdup(paramo, pszParmValue);
paramo->flags = flags;
if (snum < 0) {
DLIST_ADD(Globals.param_opt, paramo);
@@ -1826,18 +1838,19 @@ static bool lp_do_parameter_parametric(int snum, const char *pszParmName,
free(name);
- return True;
+ return true;
}
/***************************************************************************
Process a parameter for a particular service number. If snum < 0
then assume we are in the globals.
***************************************************************************/
-BOOL lp_do_parameter(int snum, const char *pszParmName, const char *pszParmValue)
+bool lp_do_parameter(int snum, const char *pszParmName, const char *pszParmValue)
{
int parmnum, i;
void *parm_ptr = NULL; /* where we are going to store the result */
void *def_ptr = NULL;
+ TALLOC_CTX *mem_ctx;
parmnum = map_parameter(pszParmName);
@@ -1865,6 +1878,7 @@ BOOL lp_do_parameter(int snum, const char *pszParmName, const char *pszParmValue
/* we might point at a service, the default service or a global */
if (snum < 0) {
parm_ptr = def_ptr;
+ mem_ctx = talloc_autofree_context();
} else {
if (parm_table[parmnum].class == P_GLOBAL) {
DEBUG(0,
@@ -1875,6 +1889,7 @@ BOOL lp_do_parameter(int snum, const char *pszParmName, const char *pszParmValue
parm_ptr =
((char *)ServicePtrs[snum]) + PTR_DIFF(def_ptr,
&sDefault);
+ mem_ctx = ServicePtrs[snum];
}
if (snum >= 0) {
@@ -1931,16 +1946,16 @@ BOOL lp_do_parameter(int snum, const char *pszParmName, const char *pszParmValue
}
case P_LIST:
- *(const char ***)parm_ptr = str_list_make(talloc_autofree_context(),
+ *(const char ***)parm_ptr = str_list_make(mem_ctx,
pszParmValue, NULL);
break;
case P_STRING:
- string_set(parm_ptr, pszParmValue);
+ string_set(mem_ctx, parm_ptr, pszParmValue);
break;
case P_USTRING:
- string_set(parm_ptr, pszParmValue);
+ string_set(mem_ctx, parm_ptr, pszParmValue);
strupper(*(char **)parm_ptr);
break;
@@ -2481,10 +2496,8 @@ bool lp_load(void)
for (data=Globals.param_opt; data; data=next) {
next = data->next;
if (data->flags & FLAG_CMDLINE) continue;
- free(data->key);
- free(data->value);
DLIST_REMOVE(Globals.param_opt, data);
- free(data);
+ talloc_free(data);
}
}
generated by cgit (git 2.34.1) at 2024-07-05 00:04:13 +0000