diff options
Diffstat (limited to 'fw/esp32/components/eos/cell_pdp.c')
| -rw-r--r-- | fw/esp32/components/eos/cell_pdp.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/fw/esp32/components/eos/cell_pdp.c b/fw/esp32/components/eos/cell_pdp.c index 1aa0575..4c5321a 100644 --- a/fw/esp32/components/eos/cell_pdp.c +++ b/fw/esp32/components/eos/cell_pdp.c @@ -6,16 +6,33 @@ #include "eos.h" #include "cell.h" -void eos_cell_pdp_handler(unsigned char mtype, unsigned char *buffer, uint16_t size) { - char *apn, *user, *pass; +void eos_cell_pdp_handler(unsigned char mtype, unsigned char *buffer, uint16_t buf_len) { + char *apn, *user, *pass, *_buf; + uint16_t _buf_len; - buffer += 1; - size -= 1; switch (mtype) { case EOS_CELL_MTYPE_PDP_CONFIG: - apn = (char *)buffer; - user = apn + strlen(apn) + 1; - pass = user + strlen(user) + 1; + _buf = (char *)buffer; + _buf_len = 0; + + apn = _buf; + _buf_len = strnlen(_buf, buf_len); + if (_buf_len == buf_len) break; + _buf += _buf_len + 1; + buf_len -= _buf_len + 1; + + user = _buf; + _buf_len = strnlen(_buf, buf_len); + if (_buf_len == buf_len) break; + _buf += _buf_len + 1; + buf_len -= _buf_len + 1; + + pass = _buf; + _buf_len = strnlen(_buf, buf_len); + if (_buf_len == buf_len) break; + _buf += _buf_len + 1; + buf_len -= _buf_len + 1; + eos_ppp_set_apn(apn); eos_ppp_set_auth(user, pass); break; |