libfaim/aim_tlv.c@aa9fbd9e68a3 (annotated)
libfaim/aim_tlv.c
Sun, 30 Apr 2000 21:47:04 +0000
- author
- Eric Warmenhoven <warmenhoven@yahoo.com>
- date
- Sun, 30 Apr 2000 21:47:04 +0000
- changeset 200
- aa9fbd9e68a3
- parent 2
- 62fbb00c531a
- child 237
- 83ff5f92ee7e
- permissions
- -rw-r--r--
[gaim-migrate @ 210]
Made the receive non-blocking, added a cancel button, and a few other updates.
No, sending a file to someone does not work yet. Be patient.
| 2 | 1 | #include <aim.h> |
| 2 | ||
| 3 | struct aim_tlv_t *aim_grabtlv(u_char *src) | |
| 4 | { | |
| 5 | struct aim_tlv_t *dest = NULL; | |
| 6 | ||
| 7 | dest = aim_createtlv(); | |
| 8 | ||
| 9 | dest->type = src[0] << 8; | |
| 10 | dest->type += src[1]; | |
| 11 | ||
| 12 | dest->length = src[2] << 8; | |
| 13 | dest->length += src[3]; | |
| 14 | ||
| 15 | dest->value = (u_char *) malloc(dest->length*sizeof(u_char)); | |
| 16 | memset(dest->value, 0, dest->length*sizeof(u_char)); | |
| 17 | ||
| 18 | memcpy(dest->value, &(src[4]), dest->length*sizeof(u_char)); | |
| 19 | ||
| 20 | return dest; | |
| 21 | } | |
| 22 | ||
| 23 | struct aim_tlv_t *aim_grabtlvstr(u_char *src) | |
| 24 | { | |
| 25 | struct aim_tlv_t *dest = NULL; | |
| 26 | ||
| 27 | dest = aim_createtlv(); | |
| 28 | ||
| 29 | dest->type = src[0] << 8; | |
| 30 | dest->type += src[1]; | |
| 31 | ||
| 32 | dest->length = src[2] << 8; | |
| 33 | dest->length += src[3]; | |
| 34 | ||
| 35 | dest->value = (u_char *) malloc((dest->length+1)*sizeof(u_char)); | |
| 36 | memset(dest->value, 0, (dest->length+1)*sizeof(u_char)); | |
| 37 | ||
| 38 | memcpy(dest->value, &(src[4]), dest->length*sizeof(u_char)); | |
| 39 | dest->value[dest->length] = '\0'; | |
| 40 | ||
| 41 | return dest; | |
| 42 | } | |
| 43 | ||
| 44 | int aim_puttlv (u_char *dest, struct aim_tlv_t *newtlv) | |
| 45 | { | |
| 46 | int i=0; | |
| 47 | ||
| 48 | dest[i++] = newtlv->type >> 8; | |
| 49 | dest[i++] = newtlv->type & 0x00FF; | |
| 50 | dest[i++] = newtlv->length >> 8; | |
| 51 | dest[i++] = newtlv->length & 0x00FF; | |
| 52 | memcpy(&(dest[i]), newtlv->value, newtlv->length); | |
| 53 | i+=newtlv->length; | |
| 54 | return i; | |
| 55 | } | |
| 56 | ||
| 57 | struct aim_tlv_t *aim_createtlv(void) | |
| 58 | { | |
| 59 | struct aim_tlv_t *newtlv = NULL; | |
| 60 | newtlv = (struct aim_tlv_t *)malloc(sizeof(struct aim_tlv_t)); | |
| 61 | memset(newtlv, 0, sizeof(struct aim_tlv_t)); | |
| 62 | return newtlv; | |
| 63 | } | |
| 64 | ||
| 65 | int aim_freetlv(struct aim_tlv_t **oldtlv) | |
| 66 | { | |
| 67 | if (!oldtlv) | |
| 68 | return -1; | |
| 69 | if (!*oldtlv) | |
| 70 | return -1; | |
| 71 | if ((*oldtlv)->value) | |
| 72 | free((*oldtlv)->value); | |
| 73 | free(*(oldtlv)); | |
| 74 | (*oldtlv) = NULL; | |
| 75 | ||
| 76 | return 0; | |
| 77 | } | |
| 78 | ||
| 79 | int aim_puttlv_16(u_char *buf, u_short t, u_short v) | |
| 80 | { | |
| 81 | int curbyte=0; | |
| 82 | curbyte += aimutil_put16(buf+curbyte, t&0xffff); | |
| 83 | curbyte += aimutil_put16(buf+curbyte, 0x0002); | |
| 84 | curbyte += aimutil_put16(buf+curbyte, v&0xffff); | |
| 85 | return curbyte; | |
| 86 | } |
