/*
* Capability blocks.
*/
-u_char aim_caps[8][16] = {
+static const struct {
+ unsigned short flag;
+ unsigned char data[16];
+} aim_caps[] = {
- /* Buddy icon */
- {0x09, 0x46, 0x13, 0x46, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
+ {AIM_CAPS_BUDDYICON,
+ {0x09, 0x46, 0x13, 0x46, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
- /* Voice */
- {0x09, 0x46, 0x13, 0x41, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
-
- /* IM image */
- {0x09, 0x46, 0x13, 0x45, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
-
- /* Chat */
- {0x74, 0x8f, 0x24, 0x20, 0x62, 0x87, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
+ {AIM_CAPS_VOICE,
+ {0x09, 0x46, 0x13, 0x41, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
+
+ {AIM_CAPS_IMIMAGE,
+ {0x09, 0x46, 0x13, 0x45, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
- /* Get file */
- {0x09, 0x46, 0x13, 0x48, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
+ {AIM_CAPS_CHAT,
+ {0x74, 0x8f, 0x24, 0x20, 0x62, 0x87, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
- /* Send file */
- {0x09, 0x46, 0x13, 0x43, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
+ {AIM_CAPS_GETFILE,
+ {0x09, 0x46, 0x13, 0x48, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
+
+ {AIM_CAPS_SENDFILE,
+ {0x09, 0x46, 0x13, 0x43, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
- /* Saves stock portfolios */
- {0x09, 0x46, 0x13, 0x47, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
+ {AIM_CAPS_SAVESTOCKS,
+ {0x09, 0x46, 0x13, 0x47, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
- /* Games */
- {0x09, 0x46, 0x13, 0x4a, 0x4c, 0x7f, 0x11, 0xd1,
- 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00},
+ /*
+ * Indeed, there are two of these. The former appears
+ * to be correct, but in some versions of winaim, the
+ * second one is set. Either they forgot to fix endianness,
+ * or they made a typo. It really doesn't matter which.
+ */
+ {AIM_CAPS_GAMES,
+ {0x09, 0x46, 0x13, 0x4a, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
+ {AIM_CAPS_GAMES2,
+ {0x09, 0x46, 0x13, 0x4a, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x22, 0x82, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
+
+ {AIM_CAPS_SENDBUDDYLIST,
+ {0x09, 0x46, 0x13, 0x4b, 0x4c, 0x7f, 0x11, 0xd1,
+ 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}},
+
+ {AIM_CAPS_LAST}
};
faim_internal unsigned short aim_getcap(struct aim_session_t *sess, unsigned char *capblock, int buflen)
{
- u_short ret = 0;
- int y;
+ unsigned short flags;
+ int i;
int offset = 0;
int identified;
- while (offset < buflen) {
- identified = 0;
- for(y=0; y < (sizeof(aim_caps)/0x10); y++) {
- if (memcmp(&aim_caps[y], capblock+offset, 0x10) == 0) {
- switch(y) {
- case 0: ret |= AIM_CAPS_BUDDYICON; identified++; break;
- case 1: ret |= AIM_CAPS_VOICE; identified++; break;
- case 2: ret |= AIM_CAPS_IMIMAGE; identified++; break;
- case 3: ret |= AIM_CAPS_CHAT; identified++; break;
- case 4: ret |= AIM_CAPS_GETFILE; identified++; break;
- case 5: ret |= AIM_CAPS_SENDFILE; identified++; break;
- case 6: ret |= AIM_CAPS_GAMES; identified++; break;
- case 7: ret |= AIM_CAPS_SAVESTOCKS; identified++; break;
- }
+ for (offset = 0, flags = 0; offset < buflen; offset += 0x0010) {
+
+ for (i = 0, identified = 0; !(aim_caps[i].flag & AIM_CAPS_LAST); i++) {
+
+ if (memcmp(&aim_caps[i].data, capblock+offset, 0x10) == 0) {
+ flags |= aim_caps[i].flag;
+ identified++;
+ break; /* should only match once... */
}
+
}
- if (!identified) {
+
+ if (!identified)
faimdprintf(sess, 0, "unknown capability!\n");
- ret |= 0xff00;
- }
- offset += 0x10;
- }
- return ret;
+ }
+
+ return flags;
}
-faim_internal int aim_putcap(unsigned char *capblock, int buflen, u_short caps)
+faim_internal int aim_putcap(unsigned char *capblock, int buflen, unsigned short caps)
{
- int offset = 0;
+ int offset, i;
if (!capblock)
- return -1;
+ return 0;
+
+ for (i = 0, offset = 0;
+ !(aim_caps[i].flag & AIM_CAPS_LAST) && (offset < buflen); i++) {
+
+ if (caps & aim_caps[i].flag) {
+ memcpy(capblock+offset, aim_caps[i].data, 16);
+ offset += 16;
+ }
- if ((caps & AIM_CAPS_BUDDYICON) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[0], sizeof(aim_caps[0]));
- offset += sizeof(aim_caps[1]);
- }
- if ((caps & AIM_CAPS_VOICE) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[1], sizeof(aim_caps[1]));
- offset += sizeof(aim_caps[1]);
- }
- if ((caps & AIM_CAPS_IMIMAGE) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[2], sizeof(aim_caps[2]));
- offset += sizeof(aim_caps[2]);
- }
- if ((caps & AIM_CAPS_CHAT) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[3], sizeof(aim_caps[3]));
- offset += sizeof(aim_caps[3]);
- }
- if ((caps & AIM_CAPS_GETFILE) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[4], sizeof(aim_caps[4]));
- offset += sizeof(aim_caps[4]);
- }
- if ((caps & AIM_CAPS_SENDFILE) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[5], sizeof(aim_caps[5]));
- offset += sizeof(aim_caps[5]);
- }
- if ((caps & AIM_CAPS_GAMES) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[6], sizeof(aim_caps[6]));
- offset += sizeof(aim_caps[6]);
- }
- if ((caps & AIM_CAPS_SAVESTOCKS) && (offset < buflen)) {
- memcpy(capblock+offset, aim_caps[7], sizeof(aim_caps[7]));
- offset += sizeof(aim_caps[7]);
}
return offset;
andersk / libfaim.git / blobdiff