diff options
| -rw-r--r-- | pkt-line.c | 6 | ||||
| -rw-r--r-- | pkt-line.h | 9 |
2 files changed, 12 insertions, 3 deletions
diff --git a/pkt-line.c b/pkt-line.c index a0e87b1e81..3beab1dc6b 100644 --- a/pkt-line.c +++ b/pkt-line.c @@ -306,10 +306,10 @@ static int get_packet_data(int fd, char **src_buf, size_t *src_size, return ret; } -static int packet_length(const char *linelen) +int packet_length(const char lenbuf_hex[4]) { - int val = hex2chr(linelen); - return (val < 0) ? val : (val << 8) | hex2chr(linelen + 2); + int val = hex2chr(lenbuf_hex); + return (val < 0) ? val : (val << 8) | hex2chr(lenbuf_hex + 2); } enum packet_read_status packet_read_with_status(int fd, char **src_buffer, diff --git a/pkt-line.h b/pkt-line.h index fef3a0d792..a72af9112b 100644 --- a/pkt-line.h +++ b/pkt-line.h @@ -75,6 +75,15 @@ int packet_read(int fd, char **src_buffer, size_t *src_len, char *buffer, unsigned size, int options); /* + * Convert a four hex digit packet line length header into its numeric + * representation. + * + * If lenbuf_hex contains non-hex characters, return -1. Otherwise, return the + * numeric value of the length header. + */ +int packet_length(const char lenbuf_hex[4]); + +/* * Read a packetized line into a buffer like the 'packet_read()' function but * returns an 'enum packet_read_status' which indicates the status of the read. * The number of bytes read will be assigned to *pktlen if the status of the |