diff options
Diffstat (limited to 'iconvdata/8bit-generic.c')
-rw-r--r-- | iconvdata/8bit-generic.c | 47 |
1 files changed, 10 insertions, 37 deletions
diff --git a/iconvdata/8bit-generic.c b/iconvdata/8bit-generic.c index 7f0bbae6b0..52cd540fb7 100644 --- a/iconvdata/8bit-generic.c +++ b/iconvdata/8bit-generic.c @@ -19,57 +19,32 @@ Boston, MA 02111-1307, USA. */ #include <gconv.h> -#include <stdlib.h> #include <string.h> -/* Direction of the transformation. */ -enum direction -{ - illegal, - to_8bit, - from_8bit -}; - -struct s_8bit_data -{ - enum direction dir; -}; +/* We use three objects to describe the operation mode. */ +static int from_8bit_object; +static int to_8bit_object; int gconv_init (struct gconv_step *step) { /* Determine which direction. */ - struct s_8bit_data *new_data; - enum direction dir; - int result; - if (strcasestr (step->from_name, NAME) != NULL) - dir = from_8bit; + step->data = &from_8bit_object; else if (strcasestr (step->to_name, NAME) != NULL) - dir = to_8bit; + step->data = &to_8bit_object; else - dir = illegal; + return GCONV_NOCONV; - result = GCONV_NOCONV; - if (dir != illegal - && ((new_data - = (struct s_8bit_data *) malloc (sizeof (struct s_8bit_data))) - != NULL)) - { - new_data->dir = dir; - step->data = new_data; - result = GCONV_OK; - } - - return result; + return GCONV_OK; } void gconv_end (struct gconv_step *data) { - free (data->data); + /* Nothing to do. */ } @@ -106,15 +81,13 @@ gconv (struct gconv_step *step, struct gconv_step_data *data, } else { - enum direction dir = ((struct s_8bit_data *) step->data)->dir; - do_write = 0; do { result = GCONV_OK; - if (dir == from_8bit) + if (step->data == &from_8bit_object) { size_t inchars = *inbufsize; size_t outwchars = data->outbufavail; @@ -191,7 +164,7 @@ gconv (struct gconv_step *step, struct gconv_step_data *data, if (data->is_last) { /* This is the last step. */ - result = (*inbufsize > (dir == from_8bit + result = (*inbufsize > (step->data == &from_8bit_object ? 0 : sizeof (wchar_t) - 1) ? GCONV_FULL_OUTPUT : GCONV_EMPTY_INPUT); break; |