- Replace 'if(' with 'if ('.

[fw/openocd] / src / helper / command.c

diff --git a/src/helper/command.c b/src/helper/command.c
index 30c5b121049ec398955707f49c50dcc79234f78d..ec1d637f15abebca01d195eaf5869eacf32fecb0 100644 (file)
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -348,7 +348,7 @@ int unregister_command(command_context_t *context, char *name)
 
 void command_output_text(command_context_t *context, const char *data)
 {
-       if( context && context->output_handler && data  ){
+       if ( context && context->output_handler && data  ){
                context->output_handler( context, data );
        }
 }
@@ -863,16 +863,51 @@ long jim_global_long(const char *variable)
        return 0;
 }
 
-#define DEFINE_PARSE_NUM_TYPE(name, type, func, max) \
+#define DEFINE_PARSE_NUM_TYPE(name, type, func, min, max) \
        int parse##name(const char *str, type *ul) \
        { \
+               if (!*str) \
+                       return ERROR_COMMAND_ARGUMENT_INVALID; \
                char *end; \
                *ul = func(str, &end, 0); \
-               bool is_okay = *str && !*end && (max != *ul); \
-               return is_okay ? ERROR_OK : ERROR_COMMAND_SYNTAX_ERROR; \
+               if (*end) \
+                       return ERROR_COMMAND_ARGUMENT_INVALID; \
+               if ((max == *ul) && (ERANGE == errno)) \
+                       return ERROR_COMMAND_ARGUMENT_OVERFLOW; \
+               if (min && (min == *ul) && (ERANGE == errno)) \
+                       return ERROR_COMMAND_ARGUMENT_UNDERFLOW; \
+               return ERROR_OK; \
        }
-DEFINE_PARSE_NUM_TYPE(_ulong, unsigned long , strtoul, ULONG_MAX)
-DEFINE_PARSE_NUM_TYPE(_ullong, unsigned long long, strtoull, ULLONG_MAX)
-DEFINE_PARSE_NUM_TYPE(_long, long , strtol, LONG_MAX)
-DEFINE_PARSE_NUM_TYPE(_llong, long long, strtoll, LLONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_ulong, unsigned long , strtoul, 0, ULONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_ullong, unsigned long long, strtoull, 0, ULLONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_long, long , strtol, LONG_MIN, LONG_MAX)
+DEFINE_PARSE_NUM_TYPE(_llong, long long, strtoll, LLONG_MIN, LLONG_MAX)
 
+#define DEFINE_PARSE_WRAPPER(name, type, min, max, functype, funcname) \
+       int parse##name(const char *str, type *ul) \
+       { \
+               functype n; \
+               int retval = parse##funcname(str, &n); \
+               if (ERROR_OK != retval) \
+                       return retval; \
+               if (n > max) \
+                       return ERROR_COMMAND_ARGUMENT_OVERFLOW; \
+               if (min) \
+                       return ERROR_COMMAND_ARGUMENT_UNDERFLOW; \
+               *ul = n; \
+               return ERROR_OK; \
+       }       
+
+#define DEFINE_PARSE_ULONG(name, type, min, max) \
+       DEFINE_PARSE_WRAPPER(name, type, min, max, unsigned long, _ulong)
+DEFINE_PARSE_ULONG(_uint, unsigned, 0, UINT_MAX)
+DEFINE_PARSE_ULONG(_u32, uint32_t, 0, UINT32_MAX)
+DEFINE_PARSE_ULONG(_u16, uint16_t, 0, UINT16_MAX)
+DEFINE_PARSE_ULONG(_u8, uint8_t, 0, UINT8_MAX)
+
+#define DEFINE_PARSE_LONG(name, type, min, max) \
+       DEFINE_PARSE_WRAPPER(name, type, min, max, long, _long)
+DEFINE_PARSE_LONG(_int, int, n < INT_MIN, INT_MAX)
+DEFINE_PARSE_LONG(_s32, int32_t, n < INT32_MIN, INT32_MAX)
+DEFINE_PARSE_LONG(_s16, int16_t, n < INT16_MIN, INT16_MAX)
+DEFINE_PARSE_LONG(_s8, int8_t, n < INT8_MIN, INT8_MAX)