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PPP, MPPE, exported MPPE functions

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This commit is contained in:
Sylvain Rochet 2015-03-29 12:18:50 +02:00
parent 52b7ebd4e7
commit 7285459375
2 changed files with 23 additions and 9 deletions
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14
src/include/netif/ppp/mppe.h
View File

@ -126,5 +126,19 @@
opts |= MPPE_OPT_UNKNOWN; \ opts |= MPPE_OPT_UNKNOWN; \
} while (/* CONSTCOND */ 0) } while (/* CONSTCOND */ 0)
void *mppe_alloc(unsigned char *options, int optlen);
void mppe_free(void *arg);
int mppe_comp_init(void *arg, unsigned char *options, int optlen, int unit,
int hdrlen, int debug);
void mppe_comp_reset(void *arg);
int mppe_compress(void *arg, unsigned char *ibuf, unsigned char *obuf,
int isize, int osize);
int mppe_decomp_init(void *arg, unsigned char *options, int optlen, int unit,
int hdrlen, int mru, int debug);
void mppe_decomp_reset(void *arg);
int mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf,
int osize);
void mppe_incomp(void *arg, unsigned char *ibuf, int icnt);
#endif /* MPPE_H */ #endif /* MPPE_H */
#endif /* PPP_SUPPORT && MPPE_SUPPORT */ #endif /* PPP_SUPPORT && MPPE_SUPPORT */

18
src/netif/ppp/mppe.c
View File

@ -144,7 +144,7 @@ static void mppe_rekey(struct ppp_mppe_state * state, int initial_key)
/* /*
* Allocate space for a (de)compressor. * Allocate space for a (de)compressor.
*/ */
static void *mppe_alloc(unsigned char *options, int optlen) void *mppe_alloc(unsigned char *options, int optlen)
{ {
struct ppp_mppe_state *state; struct ppp_mppe_state *state;
@ -177,7 +177,7 @@ out:
/* /*
* Deallocate space for a (de)compressor. * Deallocate space for a (de)compressor.
*/ */
static void mppe_free(void *arg) void mppe_free(void *arg)
{ {
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg; struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
if (state) { if (state) {
@ -253,7 +253,7 @@ mppe_init(void *arg, unsigned char *options, int optlen, int unit, int debug,
return 1; return 1;
} }
static int int
mppe_comp_init(void *arg, unsigned char *options, int optlen, int unit, mppe_comp_init(void *arg, unsigned char *options, int optlen, int unit,
int hdrlen, int debug) int hdrlen, int debug)
{ {
@ -270,7 +270,7 @@ mppe_comp_init(void *arg, unsigned char *options, int optlen, int unit,
* know how many times we've rekeyed. (If we rekey and THEN get another * know how many times we've rekeyed. (If we rekey and THEN get another
* CCP Reset-Request, we must rekey again.) * CCP Reset-Request, we must rekey again.)
*/ */
static void mppe_comp_reset(void *arg) void mppe_comp_reset(void *arg)
{ {
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg; struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
@ -282,7 +282,7 @@ static void mppe_comp_reset(void *arg)
* It's strange to call this a compressor, since the output is always * It's strange to call this a compressor, since the output is always
* MPPE_OVHD + 2 bytes larger than the input. * MPPE_OVHD + 2 bytes larger than the input.
*/ */
static int int
mppe_compress(void *arg, unsigned char *ibuf, unsigned char *obuf, mppe_compress(void *arg, unsigned char *ibuf, unsigned char *obuf,
int isize, int osize) int isize, int osize)
{ {
@ -349,7 +349,7 @@ mppe_compress(void *arg, unsigned char *ibuf, unsigned char *obuf,
return osize; return osize;
} }
static int int
mppe_decomp_init(void *arg, unsigned char *options, int optlen, int unit, mppe_decomp_init(void *arg, unsigned char *options, int optlen, int unit,
int hdrlen, int mru, int debug) int hdrlen, int mru, int debug)
{ {
@ -361,7 +361,7 @@ mppe_decomp_init(void *arg, unsigned char *options, int optlen, int unit,
/* /*
* We received a CCP Reset-Ack. Just ignore it. * We received a CCP Reset-Ack. Just ignore it.
*/ */
static void mppe_decomp_reset(void *arg) void mppe_decomp_reset(void *arg)
{ {
LWIP_UNUSED_ARG(arg); LWIP_UNUSED_ARG(arg);
return; return;
@ -370,7 +370,7 @@ static void mppe_decomp_reset(void *arg)
/* /*
* Decompress (decrypt) an MPPE packet. * Decompress (decrypt) an MPPE packet.
*/ */
static int int
mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf, mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf,
int osize) int osize)
{ {
@ -541,7 +541,7 @@ mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf,
* of what should be encrypted. At the least, we should drop this * of what should be encrypted. At the least, we should drop this
* packet. (How to do this?) * packet. (How to do this?)
*/ */
static void mppe_incomp(void *arg, unsigned char *ibuf, int icnt) void mppe_incomp(void *arg, unsigned char *ibuf, int icnt)
{ {
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg; struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
LWIP_UNUSED_ARG(icnt); LWIP_UNUSED_ARG(icnt);