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-rw-r--r--server/confdb/confdb.c106
-rw-r--r--server/providers/ipa/ipa_common.c5
-rw-r--r--server/providers/krb5/krb5_common.c8
-rw-r--r--server/providers/ldap/ldap_common.c5
-rw-r--r--server/util/util.c141
-rw-r--r--server/util/util.h5
6 files changed, 107 insertions, 163 deletions
diff --git a/server/confdb/confdb.c b/server/confdb/confdb.c
index ad354e5b..6ba57a56 100644
--- a/server/confdb/confdb.c
+++ b/server/confdb/confdb.c
@@ -103,110 +103,6 @@ done:
return ret;
}
-/* split a string into an allocated array of strings.
- * the separator is a string, and is case-sensitive.
- * optionally single values can be trimmed of of spaces and tabs */
-static int split_on_separator(TALLOC_CTX *mem_ctx, const char *str,
- const char *sep, bool trim, char ***_list, int *size)
-{
- const char *t, *p, *n;
- size_t l, s, len;
- char **list, **r;
-
- if (!str || !*str || !sep || !*sep || !_list) return EINVAL;
-
- s = strlen(sep);
- t = str;
-
- list = NULL;
- l = 0;
-
- if (trim)
- while (*t == ' ' || *t == '\t') t++;
-
- while (t && (p = strstr(t, sep))) {
- len = p - t;
- n = p + s; /* save next string starting point */
- if (trim) {
- while (*t == ' ' || *t == '\t') {
- t++;
- len--;
- if (len == 0) break;
- }
- p--;
- while (len > 0 && (*p == ' ' || *p == '\t')) {
- len--;
- p--;
- }
- }
-
- r = talloc_realloc(mem_ctx, list, char *, l + 2);
- if (!r) {
- talloc_free(list);
- return ENOMEM;
- } else {
- list = r;
- }
-
- if (len == 0) {
- list[l] = talloc_strdup(list, "");
- } else {
- list[l] = talloc_strndup(list, t, len);
- }
- if (!list[l]) {
- talloc_free(list);
- return ENOMEM;
- }
- l++;
-
- t = n; /* move to next string */
- }
-
- if (t) {
- r = talloc_realloc(mem_ctx, list, char *, l + 2);
- if (!r) {
- talloc_free(list);
- return ENOMEM;
- } else {
- list = r;
- }
-
- if (trim) {
- len = strlen(t);
- while (*t == ' ' || *t == '\t') {
- t++;
- len--;
- if (len == 0) break;
- }
- p = t + len - 1;
- while (len > 0 && (*p == ' ' || *p == '\t')) {
- len--;
- p--;
- }
-
- if (len == 0) {
- list[l] = talloc_strdup(list, "");
- } else {
- list[l] = talloc_strndup(list, t, len);
- }
- } else {
- list[l] = talloc_strdup(list, t);
- }
- if (!list[l]) {
- talloc_free(list);
- return ENOMEM;
- }
- l++;
- }
-
- list[l] = NULL; /* terminate list */
-
- if (size) *size = l + 1;
- *_list = list;
-
- return EOK;
-}
-
int confdb_add_param(struct confdb_ctx *cdb,
bool replace,
const char *section,
@@ -608,7 +504,7 @@ int confdb_get_string_as_list(struct confdb_ctx *cdb, TALLOC_CTX *ctx,
goto done;
}
- ret = split_on_separator(ctx, values[0], ",", true, result, NULL);
+ ret = split_on_separator(ctx, values[0], ',', true, result, NULL);
done:
talloc_free(values);
diff --git a/server/providers/ipa/ipa_common.c b/server/providers/ipa/ipa_common.c
index 0b0eb489..5ef19da7 100644
--- a/server/providers/ipa/ipa_common.c
+++ b/server/providers/ipa/ipa_common.c
@@ -508,7 +508,6 @@ int ipa_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
struct ipa_service *service;
char **list = NULL;
char *realm;
- int count = 0;
int ret;
int i;
@@ -562,14 +561,14 @@ int ipa_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
service->krb5_service->realm = realm;
/* split server parm into a list */
- ret = sss_split_list(tmp_ctx, servers, ", ", &list, &count);
+ ret = split_on_separator(tmp_ctx, servers, ',', true, &list, NULL);
if (ret != EOK) {
DEBUG(1, ("Failed to parse server list!\n"));
goto done;
}
/* now for each one add a new server to the failover service */
- for (i = 0; i < count; i++) {
+ for (i = 0; list[i]; i++) {
talloc_steal(service, list[i]);
diff --git a/server/providers/krb5/krb5_common.c b/server/providers/krb5/krb5_common.c
index 6817d650..b1cf4201 100644
--- a/server/providers/krb5/krb5_common.c
+++ b/server/providers/krb5/krb5_common.c
@@ -49,7 +49,6 @@ errno_t check_and_export_options(struct dp_option *opts,
const char *dummy;
struct stat stat_buf;
char **list;
- int count;
realm = dp_opt_get_cstring(opts, KRB5_REALM);
if (realm == NULL) {
@@ -71,7 +70,7 @@ errno_t check_and_export_options(struct dp_option *opts,
if (dummy == NULL) {
DEBUG(1, ("No KDC expicitly configured, using defaults"));
} else {
- ret = sss_split_list(opts, dummy, ", ", &list, &count);
+ ret = split_on_separator(opts, dummy, ',', true, &list, NULL);
if (ret != EOK) {
DEBUG(1, ("Failed to parse server list!\n"));
return ret;
@@ -287,7 +286,6 @@ int krb5_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
TALLOC_CTX *tmp_ctx;
struct krb5_service *service;
char **list = NULL;
- int count = 0;
int ret;
int i;
@@ -320,13 +318,13 @@ int krb5_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
goto done;
}
- ret = sss_split_list(tmp_ctx, servers, ", ", &list, &count);
+ ret = split_on_separator(tmp_ctx, servers, ',', true, &list, NULL);
if (ret != EOK) {
DEBUG(1, ("Failed to parse server list!\n"));
goto done;
}
- for (i = 0; i < count; i++) {
+ for (i = 0; list[i]; i++) {
talloc_steal(service, list[i]);
diff --git a/server/providers/ldap/ldap_common.c b/server/providers/ldap/ldap_common.c
index e4f3f6bb..74b478cc 100644
--- a/server/providers/ldap/ldap_common.c
+++ b/server/providers/ldap/ldap_common.c
@@ -503,7 +503,6 @@ int sdap_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
struct sdap_service *service;
LDAPURLDesc *lud;
char **list = NULL;
- int count = 0;
int ret;
int i;
@@ -531,14 +530,14 @@ int sdap_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
}
/* split server parm into a list */
- ret = sss_split_list(tmp_ctx, urls, ", ", &list, &count);
+ ret = split_on_separator(tmp_ctx, urls, ',', true, &list, NULL);
if (ret != EOK) {
DEBUG(1, ("Failed to parse server list!\n"));
goto done;
}
/* now for each URI add a new server to the failover service */
- for (i = 0; i < count; i++) {
+ for (i = 0; list[i]; i++) {
ret = ldap_url_parse(list[i], &lud);
if (ret != LDAP_SUCCESS) {
DEBUG(0, ("Failed to parse ldap URI (%s)!\n", list[i]));
diff --git a/server/util/util.c b/server/util/util.c
index 9049602c..57ceb597 100644
--- a/server/util/util.c
+++ b/server/util/util.c
@@ -18,68 +18,121 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <ctype.h>
+
#include "talloc.h"
#include "util/util.h"
-/* Split string in a list using a set of legal seprators */
-
-int sss_split_list(TALLOC_CTX *memctx, const char *string,
- const char *sep, char ***_list, int *c)
+/* split a string into an allocated array of strings.
+ * the separator is a string, and is case-sensitive.
+ * optionally single values can be trimmed of of spaces and tabs */
+int split_on_separator(TALLOC_CTX *mem_ctx, const char *str,
+ const char sep, bool trim, char ***_list, int *size)
{
- const char *p;
- const char *s;
- char **list;
- char **t;
- int i;
+ const char *t, *p, *n;
+ size_t l, len;
+ char **list, **r;
+ const char sep_str[2] = { sep, '\0'};
+
+ if (!str || !*str || !_list) return EINVAL;
+
+ t = str;
- /* split server parm into a list */
list = NULL;
- s = string;
- i = 0;
-
- while (s) {
- p = strpbrk(s, sep);
- if (p) {
- if (p - s == 1) {
- s++;
- continue;
- }
+ l = 0;
- t = talloc_realloc(memctx, list, char *, i + 1);
- if (!t) {
- talloc_zfree(list);
- return ENOMEM;
+ /* trim leading whitespace */
+ if (trim)
+ while (isspace(*t)) t++;
+
+ /* find substrings separated by the separator */
+ while (t && (p = strpbrk(t, sep_str))) {
+ len = p - t;
+ n = p + 1; /* save next string starting point */
+ if (trim) {
+ /* strip whitespace after the separator
+ * so it's not in the next token */
+ while (isspace(*t)) {
+ t++;
+ len--;
+ if (len == 0) break;
}
- list = t;
- list[i] = talloc_asprintf(list, "%.*s", (int)(p - s), s);
- if (!list[i]) {
- talloc_zfree(list);
- return ENOMEM;
+ p--;
+ /* strip whitespace before the separator
+ * so it's not in the current token */
+ while (len > 0 && (isspace(*p))) {
+ len--;
+ p--;
}
- i++;
+ }
+
+ /* Add the token to the array, +2 b/c of the trailing NULL */
+ r = talloc_realloc(mem_ctx, list, char *, l + 2);
+ if (!r) {
+ talloc_free(list);
+ return ENOMEM;
+ } else {
+ list = r;
+ }
- s = p + 1;
+ if (len == 0) {
+ list[l] = talloc_strdup(list, "");
+ } else {
+ list[l] = talloc_strndup(list, t, len);
+ }
+ if (!list[l]) {
+ talloc_free(list);
+ return ENOMEM;
+ }
+ l++;
+
+ t = n; /* move to next string */
+ }
+
+ /* Handle the last remaining token */
+ if (t) {
+ r = talloc_realloc(mem_ctx, list, char *, l + 2);
+ if (!r) {
+ talloc_free(list);
+ return ENOMEM;
+ } else {
+ list = r;
}
- else {
- t = talloc_realloc(memctx, list, char *, i + 1);
- if (!t) {
- talloc_zfree(list);
- return ENOMEM;
+ if (trim) {
+ /* trim leading whitespace */
+ len = strlen(t);
+ while (isspace(*t)) {
+ t++;
+ len--;
+ if (len == 0) break;
}
- list = t;
- list[i] = talloc_strdup(list, s);
- if (!list[i]) {
- talloc_zfree(list);
- return ENOMEM;
+ /* trim trailing whitespace */
+ p = t + len - 1;
+ while (len > 0 && (isspace(*p))) {
+ len--;
+ p--;
}
- i++;
- s = NULL;
+ if (len == 0) {
+ list[l] = talloc_strdup(list, "");
+ } else {
+ list[l] = talloc_strndup(list, t, len);
+ }
+ } else {
+ list[l] = talloc_strdup(list, t);
+ }
+ if (!list[l]) {
+ talloc_free(list);
+ return ENOMEM;
}
+ l++;
}
+ list[l] = NULL; /* terminate list */
+
+ if (size) *size = l + 1;
*_list = list;
- *c = i;
+
return EOK;
}
diff --git a/server/util/util.h b/server/util/util.h
index 1c583e23..a639b192 100644
--- a/server/util/util.h
+++ b/server/util/util.h
@@ -229,7 +229,6 @@ errno_t check_and_open_readonly(const char *filename, int *fd, const uid_t uid,
const gid_t gid, const mode_t mode);
/* from util.c */
-int sss_split_list(TALLOC_CTX *memctx, const char *string,
- const char *sep, char ***_list, int *c);
-
+int split_on_separator(TALLOC_CTX *mem_ctx, const char *str,
+ const char sep, bool trim, char ***_list, int *size);
#endif /* __SSSD_UTIL_H__ */
generated by cgit (git 2.34.1) at 2024-12-03 23:48:54 +0000