diff options
Diffstat (limited to '')
| -rw-r--r-- | Makefile | 2 | ||||
| -rw-r--r-- | src/passphrase.c | 45 |
2 files changed, 25 insertions, 22 deletions
@@ -9,7 +9,7 @@ OPTIONS = OPTIMISE = -Os CPPFLAGS = $(foreach D, $(OPTIONS), -D'$(D)=1') -CFLAGS = -std=c90 -Wall -Wextra -fPIC +CFLAGS = -std=c99 -Wall -Wextra -fPIC LDFLAGS = -shared CC_FLAGS = $(CPPFLAGS) $(CFLAGS) $(OPTIMISE) diff --git a/src/passphrase.c b/src/passphrase.c index ad9062d..8329d25 100644 --- a/src/passphrase.c +++ b/src/passphrase.c @@ -35,6 +35,28 @@ static struct termios saved_stty; #endif +#ifndef PASSPHRASE_REALLOC +static inline char* xrealloc(char* array, size_t size) +{ + char* rc = malloc(size); + int i; + if (rc) + for (i = 0; *(array + i); i++) + { + *(rc + i) = *(array + i); + *(array + i) = 0; + } + else + for (i = 0; *(array + i); i++) + *(array + i) = 0; + free(array); + return rc; +} +#else +#define xrealloc realloc +#endif + + /** * Reads the passphrase from stdin * @@ -74,27 +96,8 @@ char* passphrase_read(void) #endif *(rc + len++) = c; if (len == size) - { -#ifndef PASSPHRASE_REALLOC - char* rc_2 = malloc((size <<= 1L) * sizeof(char)); - int i; - if (rc_2) - { - for (i = 0; i < len; i++) - *(rc_2 + i) = *(rc + i); - } - for (i = 0; i < len; i++) - *(rc + i) = 0; - free(rc); - if (rc_2 == NULL) - return rc_2; - rc = rc_2; -#else - rc = realloc(rc, (size <<= 1L) * sizeof(char)); - if (rc == NULL) - return NULL; -#endif - } + if ((rc = xrealloc(rc, (size <<= 1L) * sizeof(char))) == NULL) + return rc; } } |