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UE/API/USIM: move hex functions to common/utils.c

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This commit is contained in:
Frédéric Leroy
2017-01-25 13:29:10 +01:00
parent 9af3599153
commit 45fccb0203
4 changed files with 63 additions and 54 deletions
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openair3/NAS/UE/API/USIM/usim_api.c
+2 -54
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@@ -41,6 +41,7 @@ Description Implements the API used by the NAS layer to read/write
#include "usim_api.h"
#include "nas_log.h"
#include "utils.h"
#include "memory.h"
#include <stdio.h>
#include "aka_functions.h"
@@ -66,8 +67,6 @@ Description Implements the API used by the NAS layer to read/write
*/
#define USIM_API_NVRAM_DIRNAME "USIM_DIR"
static uint8_t _usim_api_hex_char_to_hex_value (char c);
static void _usim_api_hex_string_to_hex_value (uint8_t *hex_value, const char *hex_string, int size);
static int _usim_api_check_sqn(uint32_t seq, uint8_t ind);
/****************************************************************************/
@@ -110,7 +109,7 @@ int usim_api_read(usim_data_t* data)
}
/* initialize the subscriber authentication security key */
_usim_api_hex_string_to_hex_value(data->keys.usim_api_k, USIM_API_K_VALUE, USIM_API_K_SIZE);
hex_string_to_hex_value(data->keys.usim_api_k, USIM_API_K_VALUE, USIM_API_K_SIZE);
// initialize OP
/* PFT OP used currently in HSS (OPENAIRHSS/auc/kdf.c) */
@@ -497,57 +496,6 @@ int usim_api_authenticate(usim_data_t *usim_data, const OctetString* rand_pP, co
/********************* L O C A L F U N C T I O N S *********************/
/****************************************************************************/
/****************************************************************************
** **
** Name: _usim_api_hex_char_to_hex_value() **
** **
** Description: Converts an hexadecimal ASCII coded digit into its value. **
** **
** Inputs: c: A char holding the ASCII coded value **
** Others: None **
** **
** Outputs: None **
** Return: Converted value **
** Others: None **
** **
***************************************************************************/
static uint8_t _usim_api_hex_char_to_hex_value (char c)
{
if (c >= 'A') {
/* Remove case bit */
c &= ~('a' ^ 'A');
return (c - 'A' + 10);
} else {
return (c - '0');
}
}
/****************************************************************************
** **
** Name: _usim_api_hex_string_to_hex_value() **
** **
** Description: Converts an hexadecimal ASCII coded string into its value.**
** **
** Inputs: hex_value: A pointer to the location to store the **
** conversion result **
** size: The size of hex_value in bytes **
** Others: None **
** **
** Outputs: hex_value: Converted value **
** Return: None **
** Others: None **
** **
***************************************************************************/
static void _usim_api_hex_string_to_hex_value (uint8_t *hex_value, const char *hex_string, int size)
{
int i;
for (i=0; i < size; i++) {
hex_value[i] = (_usim_api_hex_char_to_hex_value(hex_string[2 * i]) << 4) | _usim_api_hex_char_to_hex_value(hex_string[2 * i + 1]);
}
}
/****************************************************************************
** **
** Name: _usim_api_check_sqn() **