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Move away global variables.

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This commit is contained in:
Romain Tartiere 2010-12-31 10:53:05 +00:00
parent 899ed3d7bb
commit c2cc0ba53d
1 changed files with 3 additions and 9 deletions
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12
libfreefare/mifare_desfire.c
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@ -142,15 +142,6 @@ static ssize_t read_data (MifareTag tag, uint8_t command, uint8_t file_no, off_
* Convenience macros. * Convenience macros.
*/ */
static uint8_t __msg[MAX_FRAME_SIZE] = { 0x90, 0x00, 0x00, 0x00, 0x00, /* ..., */ 0x00 };
/* CLA INS P1 P2 Lc PAYLOAD LE*/
static uint8_t __res[MAX_FRAME_SIZE];
uint8_t cmac_cmd_buf[4096];
uint8_t cmac_res_buf[4096];
size_t cmac_cmd_len = 0;
size_t cmac_res_len = 0;
#define FRAME_PAYLOAD_SIZE (MAX_FRAME_SIZE - 5) #define FRAME_PAYLOAD_SIZE (MAX_FRAME_SIZE - 5)
/* /*
@ -164,6 +155,9 @@ size_t cmac_res_len = 0;
DESFIRE_TRANSCEIVE2 (tag, msg, __##msg##_n, res) DESFIRE_TRANSCEIVE2 (tag, msg, __##msg##_n, res)
#define DESFIRE_TRANSCEIVE2(tag, msg, msg_len, res) \ #define DESFIRE_TRANSCEIVE2(tag, msg, msg_len, res) \
do { \ do { \
static uint8_t __msg[MAX_FRAME_SIZE] = { 0x90, 0x00, 0x00, 0x00, 0x00, /* ..., */ 0x00 }; \
/* CLA INS P1 P2 Lc PAYLOAD LE*/ \
static uint8_t __res[MAX_FRAME_SIZE]; \
size_t __len = 5; \ size_t __len = 5; \
errno = 0; \ errno = 0; \
__msg[1] = msg[0]; \ __msg[1] = msg[0]; \