int get_mixed_part_delimiter(str* body, str *mp_delimiter)
{
static unsigned int boun[16] = {
0x6e756f62,0x4e756f62,0x6e556f62,0x4e556f62,
0x6e754f62,0x4e754f62,0x6e554f62,0x4e554f62,
0x6e756f42,0x4e756f42,0x6e556f42,0x4e556f42,
0x6e754f42,0x4e754f42,0x6e554f42,0x4e554f42};
static unsigned int dary[16] = {
0x79726164,0x59726164,0x79526164,0x59526164,
0x79724164,0x59724164,0x79524164,0x59524164,
0x79726144,0x59726144,0x79526144,0x59526144,
0x79724144,0x59724144,0x79524144,0x59524144};
str str_type;
unsigned int x;
char *p;
/* LM_DBG("<%.*s>\n",body->len,body->s); */
p = str_type.s = body->s;
str_type.len = body->len;
while (*p!=';' && p<(body->s+body->len))
advance(p,1,str_type,error);
p++;
str_type.s = p;
str_type.len = body->len - (p - body->s);
/* LM_DBG("string to parse: <%.*s>\n",str_type.len,str_type.s); */
/* skip spaces and tabs if any */
while (*p==' ' || *p=='\t')
advance(p,1,str_type,error);
advance(p,4,str_type,error);
x = READ(p-4);
if (!one_of_16(x,boun))
goto other;
advance(p,4,str_type,error);
x = READ(p-4);
if (!one_of_16(x,dary))
goto other;
/* skip spaces and tabs if any */
while (*p==' ' || *p=='\t')
advance(p,1,str_type,error);
if (*p!='=') {
LM_ERR("parse error: no = found after boundary field\n");
goto error;
}
advance(p,1,str_type,error);
while ((*p==' ' || *p=='\t') && p+1<str_type.s+str_type.len)
advance(p,1,str_type,error);
mp_delimiter->len = str_type.len - (int)(p-str_type.s);
mp_delimiter->s = p;
return 1;
error:
return -1;
other:
LM_DBG("'boundary' parsing error\n");
return -1;
}
int check_content_type(struct sip_msg *msg)
{
static unsigned int appl[16] = {
0x6c707061/*appl*/,0x6c707041/*Appl*/,0x6c705061/*aPpl*/,
0x6c705041/*APpl*/,0x6c507061/*apPl*/,0x6c507041/*ApPl*/,
0x6c505061/*aPPl*/,0x6c505041/*APPl*/,0x4c707061/*appL*/,
0x4c707041/*AppL*/,0x4c705061/*aPpL*/,0x4c705041/*APpL*/,
0x4c507061/*apPL*/,0x4c507041/*ApPL*/,0x4c505061/*aPPL*/,
0x4c505041/*APPL*/};
static unsigned int icat[16] = {
0x74616369/*icat*/,0x74616349/*Icat*/,0x74614369/*iCat*/,
0x74614349/*ICat*/,0x74416369/*icAt*/,0x74416349/*IcAt*/,
0x74414369/*iCAt*/,0x74414349/*ICAt*/,0x54616369/*icaT*/,
0x54616349/*IcaT*/,0x54614369/*iCaT*/,0x54614349/*ICaT*/,
0x54416369/*icAT*/,0x54416349/*IcAT*/,0x54414369/*iCAT*/,
0x54414349/*ICAT*/};
static unsigned int ion_[8] = {
0x006e6f69/*ion_*/,0x006e6f49/*Ion_*/,0x006e4f69/*iOn_*/,
0x006e4f49/*IOn_*/,0x004e6f69/*ioN_*/,0x004e6f49/*IoN_*/,
0x004e4f69/*iON_*/,0x004e4f49/*ION_*/};
static unsigned int sdp_[8] = {
0x00706473/*sdp_*/,0x00706453/*Sdp_*/,0x00704473/*sDp_*/,
0x00704453/*SDp_*/,0x00506473/*sdP_*/,0x00506453/*SdP_*/,
0x00504473/*sDP_*/,0x00504453/*SDP_*/};
str str_type;
unsigned int x;
char *p;
if (!msg->content_type)
{
LM_WARN("the header Content-TYPE is absent!"
"let's assume the content is text/plain ;-)\n");
return 1;
}
trim_len(str_type.len,str_type.s,msg->content_type->body);
p = str_type.s;
advance(p,4,str_type,error_1);
x = READ(p-4);
if (!one_of_16(x,appl))
goto other;
advance(p,4,str_type,error_1);
x = READ(p-4);
if (!one_of_16(x,icat))
goto other;
advance(p,3,str_type,error_1);
x = READ(p-3) & 0x00ffffff;
if (!one_of_8(x,ion_))
goto other;
/* skip spaces and tabs if any */
while (*p==' ' || *p=='\t')
advance(p,1,str_type,error_1);
if (*p!='/')
{
LM_ERR("no / found after primary type\n");
goto error;
}
advance(p,1,str_type,error_1);
while ((*p==' ' || *p=='\t') && p+1<str_type.s+str_type.len)
advance(p,1,str_type,error_1);
advance(p,3,str_type,error_1);
x = READ(p-3) & 0x00ffffff;
if (!one_of_8(x,sdp_))
goto other;
if (*p==';'||*p==' '||*p=='\t'||*p=='\n'||*p=='\r'||*p==0) {
LM_DBG("type <%.*s> found valid\n", (int)(p-str_type.s), str_type.s);
return 1;
} else {
LM_ERR("bad end for type!\n");
return -1;
}
error_1:
LM_ERR("body ended :-(!\n");
error:
return -1;
other:
LM_ERR("invalid type for a message\n");
return -1;
}
