diff options
Diffstat (limited to 'ext/standard/php_smart_str.h')
| -rw-r--r-- | ext/standard/php_smart_str.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/ext/standard/php_smart_str.h b/ext/standard/php_smart_str.h index 1872fa8647..fc1a753dd5 100644 --- a/ext/standard/php_smart_str.h +++ b/ext/standard/php_smart_str.h @@ -63,6 +63,9 @@ newlen = (d)->len + (n); \ if (newlen >= (d)->a) { \ (d)->a = newlen + SMART_STR_PREALLOC; \ + if (UNEXPECTED((d)->a >= INT_MAX)) { \ + zend_error(E_ERROR, "String size overflow"); \ + } \ SMART_STR_DO_REALLOC(d, what); \ } \ } \ @@ -148,17 +151,17 @@ * for GCC compatible compilers, e.g. * * #define f(..) ({char *r;..;__r;}) - */ - + */ + static inline char *smart_str_print_long(char *buf, long num) { - char *r; - smart_str_print_long4(buf, num, unsigned long, r); + char *r; + smart_str_print_long4(buf, num, unsigned long, r); return r; } static inline char *smart_str_print_unsigned(char *buf, long num) { - char *r; - smart_str_print_unsigned4(buf, num, unsigned long, r); + char *r; + smart_str_print_unsigned4(buf, num, unsigned long, r); return r; } @@ -168,7 +171,7 @@ static inline char *smart_str_print_unsigned(char *buf, long num) { smart_str_print##func##4 (__b + sizeof(__b) - 1, (num), vartype, __t); \ smart_str_appendl_ex((dest), __t, __b + sizeof(__b) - 1 - __t, (type)); \ } while (0) - + #define smart_str_append_unsigned_ex(dest, num, type) \ smart_str_append_generic_ex((dest), (num), (type), unsigned long, _unsigned) |