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That'll work, I suppose

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XANTRONIX Development 2015-07-12 12:00:35 -05:00
parent 17dd963f97
commit b5ef56c4a0
1 changed files with 9 additions and 3 deletions
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12
src/kiss.c
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@ -10,6 +10,10 @@ ssize_t patty_kiss_read(int fd, void *buf, size_t len, int *port) {
int flags = KISS_NONE; int flags = KISS_NONE;
size_t i, b = 0; size_t i, b = 0;
if (read(fd, buf, len) < 0) {
goto error_io;
}
*port = 0; *port = 0;
for (i=0; i<len; i++) { for (i=0; i<len; i++) {
@ -25,10 +29,12 @@ ssize_t patty_kiss_read(int fd, void *buf, size_t len, int *port) {
if (flags & KISS_ESCAPE) { if (flags & KISS_ESCAPE) {
if (c == PATTY_KISS_TFEND) { if (c == PATTY_KISS_TFEND) {
((char *)buf)[b++] = PATTY_KISS_FEND; ((unsigned char *)buf)[b++] = PATTY_KISS_FEND;
} else if (c == PATTY_KISS_TFESC) { } else if (c == PATTY_KISS_TFESC) {
((char *)buf)[b++] = PATTY_KISS_FESC; ((unsigned char *)buf)[b++] = PATTY_KISS_FESC;
} else { } else {
errno = EIO;
goto error_io; goto error_io;
} }
@ -60,7 +66,7 @@ ssize_t patty_kiss_read(int fd, void *buf, size_t len, int *port) {
continue; continue;
} }
((char *)buf)[b++] = c; ((unsigned char *)buf)[b++] = c;
} }
} }