diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/passphrase.c | 2 | ||||
| -rw-r--r-- | src/passphrase_helper.h | 73 |
2 files changed, 59 insertions, 16 deletions
diff --git a/src/passphrase.c b/src/passphrase.c index 19e3f32..3694024 100644 --- a/src/passphrase.c +++ b/src/passphrase.c @@ -182,9 +182,9 @@ char* passphrase_read(void) { if (len == 0) continue; + erase_prev(); print_erase(); xflush(); - erase_prev(); # ifdef DEBUG goto debug; # else /* DEBUG */ diff --git a/src/passphrase_helper.h b/src/passphrase_helper.h index bd20472..038ba85 100644 --- a/src/passphrase_helper.h +++ b/src/passphrase_helper.h @@ -139,27 +139,48 @@ /* Implementation of the right-key's action */ -#define move_right() \ +#if defined(PASSPHRASE_TEXT) +# define move_right() \ + ({ \ + do \ + point++; \ + while ((len != point) && ((*(rc + point) & 0xC0) == 0x80)); \ + }) +#else +# define move_right() \ ({ \ xprintf("\033[C"); \ do \ point++; \ while ((len != point) && ((*(rc + point) & 0xC0) == 0x80)); \ }) +#endif /* Implementation of the left-key's action */ -#define move_left() \ +#if defined(PASSPHRASE_TEXT) +# define move_left() \ + ({ \ + point--; \ + while (point && ((*(rc + point) & 0xC0) == 0x80)) \ + point--; \ + }) +#else +# define move_left() \ ({ \ xprintf("\033[D"); \ point--; \ while (point && ((*(rc + point) & 0xC0) == 0x80)) \ point--; \ }) +#endif /* Implementation of the home-key's action */ -#define move_home() \ +#if defined(PASSPHRASE_TEXT) +# define move_home() (point = 0) +#else +# define move_home() \ ({ \ size_t n = 0; \ for (i = 0; i < point; i++) \ @@ -168,10 +189,14 @@ xprintf("\033[%zuD", n); \ point = 0; \ }) +#endif /* Implementation of the end-key's action */ -#define move_end() \ +#if defined(PASSPHRASE_TEXT) +# define move_end() (point = len) +#else +# define move_end() \ ({ \ size_t n = 0; \ for (i = point; i < len; i++) \ @@ -180,6 +205,7 @@ xprintf("\033[%zuC", n); \ point = len; \ }) +#endif /* Implementation of the delete-key's action upon the passphrase buffer */ @@ -218,25 +244,41 @@ #endif -#if defined(PASSPHRASE_MOVE) -# define append_char() (xputchar(c), *(rc + len++) = (char)c, point++) -#elif defined(PASSPHRASE_TEXT) +#ifdef PASSPHRASE_MOVE +# define move_point() (point++) +#else +# define move_point() ({ /* do nothing*/ }) +#endif + + +#if defined(PASSPHRASE_TEXT) # define append_char() \ ({ \ if (len == 0) \ { \ - xprintf("\e[K%s%zn", PASSPHRASE_TEXT_NOT_EMPTY, &printed_len); \ + xprintf("\033[K"); \ + xprintf("%s%zn", PASSPHRASE_TEXT_NOT_EMPTY, &printed_len); \ if (printed_len) \ - xprintf("\e[%zuD", printed_len); \ + xprintf("\033[%zuD", printed_len); \ } \ *(rc + len++) = (char)c; \ + move_point(); \ }) #else -# define append_char() (xputchar(c), *(rc + len++) = (char)c) +# define append_char() (xputchar(c), *(rc + len++) = (char)c, move_point()) #endif -#define insert_char() \ +#if defined(PASSPHRASE_TEXT) +# define insert_char() \ + ({ \ + for (i = len; i > point; i--) \ + *(rc + i) = *(rc + i - 1); \ + len++; \ + *(rc + point++) = (char)c; \ + }) +#else +# define insert_char() \ ({ \ if ((c & 0xC0) != 0x80) \ xprintf("\033[@"); \ @@ -246,6 +288,7 @@ len++; \ *(rc + point++) = (char)c; \ }) +#endif #define override_char() \ @@ -289,8 +332,8 @@ /* Implementation of the delete-key's action upon the display */ #if defined(PASSPHRASE_TEXT) # define print_delete() \ - (len == 0 ? 0 : (xprintf("\e[K%s%zn", PASSPHRASE_TEXT_EMPTY, &printed_len), \ - (printed_len ? xprintf("\e[%zuD", printed_len) : 0))) + (len ? 0 : (xprintf("\033[K%s%zn", PASSPHRASE_TEXT_EMPTY, &printed_len), \ + (printed_len - 3 ? xprintf("\033[%zuD", printed_len - 3) : 0))) #else # define print_delete() xprintf("\033[P") #endif @@ -299,8 +342,8 @@ /* Implementation of the erase-key's action upon the display */ #if defined(PASSPHRASE_TEXT) # define print_erase() \ - (len == 0 ? 0 : (xprintf("\e[K%s%zn", PASSPHRASE_TEXT_EMPTY, &printed_len), \ - (printed_len ? xprintf("\e[%zuD", printed_len) : 0))) + (len ? 0 : (xprintf("\033[K%s%zn", PASSPHRASE_TEXT_EMPTY, &printed_len), \ + (printed_len - 3 ? xprintf("\033[%zuD", printed_len - 3) : 0))) #elif defined(PASSPHRASE_MOVE) # define print_erase() xprintf("\033[D\033[P") #elif defined(PASSPHRASE_STAR) |