diff options
Diffstat (limited to 'lib/erl_interface/src/misc/ei_decode_term.c')
| -rw-r--r-- | lib/erl_interface/src/misc/ei_decode_term.c | 40 |
1 files changed, 9 insertions, 31 deletions
diff --git a/lib/erl_interface/src/misc/ei_decode_term.c b/lib/erl_interface/src/misc/ei_decode_term.c index 0b82ef0e35..65afee89cc 100644 --- a/lib/erl_interface/src/misc/ei_decode_term.c +++ b/lib/erl_interface/src/misc/ei_decode_term.c @@ -32,7 +32,7 @@ int ei_decode_ei_term(const char* buf, int* index, ei_term* term) { const char* s = buf + *index, * s0 = s; - int len, i, n, sign; + int i, n, sign; char c; if (term == NULL) return -1; @@ -48,20 +48,13 @@ int ei_decode_ei_term(const char* buf, int* index, ei_term* term) case NEW_FLOAT_EXT: return ei_decode_double(buf, index, &term->value.d_val); case ERL_ATOM_EXT: - len = get16be(s); - if (len > MAXATOMLEN) return -1; - memcpy(term->value.atom_name, s, len); - term->value.atom_name[len] = '\0'; - s += len; - break; + case ERL_ATOM_UTF8_EXT: + case ERL_SMALL_ATOM_EXT: + case ERL_SMALL_ATOM_UTF8_EXT: + return ei_decode_atom(buf, index, term->value.atom_name); case ERL_REFERENCE_EXT: /* first the nodename */ - if (get8(s) != ERL_ATOM_EXT) return -1; - len = get16be(s); - if (len > MAXATOMLEN) return -1; - memcpy(term->value.ref.node, s, len); - term->value.ref.node[len] = '\0'; - s += len; + if (get_atom(&s, term->value.ref.node, &term->value.ref.node_org_enc) < 0) return -1; /* now the numbers: num (4), creation (1) */ term->value.ref.n[0] = get32be(s); term->value.ref.len = 1; @@ -71,12 +64,7 @@ int ei_decode_ei_term(const char* buf, int* index, ei_term* term) /* first the integer count */ term->value.ref.len = get16be(s); /* then the nodename */ - if (get8(s) != ERL_ATOM_EXT) return -1; - len = get16be(s); - if (len > MAXATOMLEN) return -1; - memcpy(term->value.ref.node, s, len); - term->value.ref.node[len] = '\0'; - s += len; + if (get_atom(&s, term->value.ref.node, &term->value.ref.node_org_enc) < 0) return -1; /* creation */ term->value.ref.creation = get8(s) & 0x03; /* finally the id integers */ @@ -88,22 +76,12 @@ int ei_decode_ei_term(const char* buf, int* index, ei_term* term) } break; case ERL_PORT_EXT: - if (get8(s) != ERL_ATOM_EXT) return -1; - len = get16be(s); - if (len > MAXATOMLEN) return -1; - memcpy(term->value.port.node, s, len); - term->value.port.node[len] = '\0'; + if (get_atom(&s, term->value.port.node, &term->value.port.node_org_enc) < 0) return -1; term->value.port.id = get32be(s) & 0x0fffffff; /* 28 bits */; term->value.port.creation = get8(s) & 0x03; break; case ERL_PID_EXT: - if (get8(s) != ERL_ATOM_EXT) return -1; - /* name first */ - len = get16be(s); - if (len > MAXATOMLEN) return -1; - memcpy(term->value.pid.node, s, len); - term->value.pid.node[len] = '\0'; - s += len; + if (get_atom(&s, term->value.pid.node, &term->value.port.node_org_enc) < 0) return -1; /* now the numbers: num (4), serial (4), creation (1) */ term->value.pid.num = get32be(s) & 0x7fff; /* 15 bits */ term->value.pid.serial = get32be(s) & 0x1fff; /* 13 bits */ |