1 files changed, 80 insertions, 1 deletions
diff --git a/src/core/ngx_string.c b/src/core/ngx_string.c
index fdb59fd9a..a1f593f96 100644
--- a/src/core/ngx_string.c
+++ b/src/core/ngx_string.c
@@ -34,7 +34,8 @@ ngx_pstrdup(ngx_pool_t *pool, ngx_str_t *src)
 {
     u_char  *dst;
 
-    if (!(dst = ngx_palloc(pool, src->len))) {
+    dst = ngx_palloc(pool, src->len);
+    if (dst == NULL) {
         return NULL;
     }
 
@@ -489,6 +490,84 @@ ngx_atoi(u_char *line, size_t n)
 }
 
 
+ssize_t
+ngx_atosz(u_char *line, size_t n)
+{
+    ssize_t  value;
+
+    if (n == 0) {
+        return NGX_ERROR;
+    }
+
+    for (value = 0; n--; line++) {
+        if (*line < '0' || *line > '9') {
+            return NGX_ERROR;
+        }
+
+        value = value * 10 + (*line - '0');
+    }
+
+    if (value < 0) {
+        return NGX_ERROR;
+
+    } else {
+        return value;
+    }
+}
+
+
+off_t
+ngx_atoof(u_char *line, size_t n)
+{
+    off_t  value;
+
+    if (n == 0) {
+        return NGX_ERROR;
+    }
+
+    for (value = 0; n--; line++) {
+        if (*line < '0' || *line > '9') {
+            return NGX_ERROR;
+        }
+
+        value = value * 10 + (*line - '0');
+    }
+
+    if (value < 0) {
+        return NGX_ERROR;
+
+    } else {
+        return value;
+    }
+}
+
+
+time_t
+ngx_atotm(u_char *line, size_t n)
+{
+    time_t  value;
+
+    if (n == 0) {
+        return NGX_ERROR;
+    }
+
+    for (value = 0; n--; line++) {
+        if (*line < '0' || *line > '9') {
+            return NGX_ERROR;
+        }
+
+        value = value * 10 + (*line - '0');
+    }
+
+    if (value < 0) {
+        return NGX_ERROR;
+
+    } else {
+        return value;
+    }
+}
+
+
 ngx_int_t
 ngx_hextoi(u_char *line, size_t n)
 {