lib: Add ipcp_messages proto file

This removes the custom ser/des methods for communicating with the
IPCP daemon and also uses GPB instead.

1 files changed, 0 insertions, 245 deletions

diff --git a/src/lib/sockets.c b/src/lib/sockets.c
index fcd5d55a..a699206d 100644
--- a/src/lib/sockets.c
+++ b/src/lib/sockets.c
@@ -111,7 +111,6 @@ int send_irm_msg(irm_msg_t * msg)
                 return -1;
         }
 
-        LOG_DBG("Size will be %lu", buf.size);
         buf.data = malloc(buf.size);
         if (buf.data == NULL) {
                 close(sockfd);
@@ -214,247 +213,3 @@ char * ipcp_sock_path(pid_t pid)
 
         return full_name;
 }
-
-static int serialized_string_len(uint8_t * data)
-{
-        uint8_t * seek = data;
-
-        while (*seek != '\0')
-                seek++;
-
-        return (seek - data) + 1;
-}
-
-static void ser_copy_value(size_t flen,
-                           void * dst,
-                           void * src,
-                           int * offset)
-{
-        memcpy(dst + *offset, src, flen);
-        *offset += flen;
-}
-
-static void deser_copy_value(size_t flen,
-                             void * dst,
-                             void * src,
-                             int * offset)
-{
-        memcpy(dst, src + *offset, flen);
-        *offset += flen;
-}
-
-static int deser_copy_string(uint8_t * data,
-                             char ** dst,
-                             int * offset)
-{
-        size_t flen;
-
-        flen = serialized_string_len(data + *offset);
-        *dst = malloc(sizeof(**dst) * (flen + 1));
-        if (*dst == NULL)
-                return -1;
-        deser_copy_value(flen, *dst, data, offset);
-        return 0;
-}
-
-static void deser_copy_size_t(uint8_t * data,
-                              size_t * dst,
-                              int * offset)
-{
-        *dst = 0;
-        deser_copy_value(sizeof(size_t), dst, data, offset);
-}
-
-/* Move these to a separate file? */
-static buffer_t * buffer_create()
-{
-        buffer_t * buf;
-
-        buf = malloc(sizeof(*buf));
-        if (buf == NULL)
-                return NULL;
-
-        buf->data = malloc(IRM_MSG_BUF_SIZE);
-        if (buf->data == NULL) {
-                free(buf);
-                return NULL;
-        }
-
-        return buf;
-}
-
-static void buffer_destroy(buffer_t * buf)
-{
-        if (buf->data != NULL)
-                free(buf->data);
-
-        if (buf != NULL)
-                free(buf);
-}
-
-buffer_t * serialize_ipcp_msg(struct ipcp_msg * msg)
-{
-        buffer_t * buf = NULL;
-        uint8_t * data = NULL;
-        int offset = 0;
-        char ** pos = NULL;
-        int i = 0;
-
-        if (msg == NULL)
-                return NULL;
-
-        buf = buffer_create();
-        if (buf == NULL)
-                return NULL;
-
-        data = buf->data;
-
-        ser_copy_value(sizeof(enum ipcp_msg_code),
-                       data, &msg->code, &offset);
-
-        switch (msg->code) {
-        case IPCP_BOOTSTRAP:
-                break;
-        case IPCP_ENROLL:
-                if (msg->dif_name == NULL) {
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(strlen(msg->dif_name) + 1, data,
-                               msg->dif_name, &offset);
-
-                if (msg->ap_name == NULL) {
-                        LOG_ERR("Null pointer passed");
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-                ser_copy_value(strlen(msg->ap_name) + 1, data,
-                               msg->ap_name, &offset);
-
-                /* All these operations end with a list of DIFs */
-        case IPCP_REG:
-        case IPCP_UNREG:
-                if (msg->difs == NULL || msg->difs[0] == NULL) {
-                        buffer_destroy(buf);
-                        return NULL;
-                }
-
-                ser_copy_value(sizeof(size_t), data, &msg->difs_size, &offset);
-
-                pos = msg->difs;
-                for (i = 0; i < msg->difs_size; i++) {
-                        ser_copy_value(strlen(*pos) + 1, data, *pos, &offset);
-                        pos++;
-                }
-                break;
-        default:
-                LOG_ERR("Don't know that code");
-                buffer_destroy(buf);
-                return NULL;
-        }
-
-        buf->size = offset;
-
-        return buf;
-}
-
-struct ipcp_msg * deserialize_ipcp_msg(buffer_t * data)
-{
-        struct ipcp_msg * msg;
-        int i, j;
-        int offset = 0;
-        size_t difs_size;
-
-        if (data == NULL || data->data == NULL) {
-                LOG_ERR("Got a null pointer");
-                return NULL;
-        }
-
-        msg = malloc(sizeof(*msg));
-        if (msg == NULL) {
-                LOG_ERR("Failed to allocate memory");
-                return NULL;
-        }
-
-        deser_copy_value(sizeof(enum ipcp_msg_code),
-                         &msg->code, data->data, &offset);
-
-        switch (msg->code) {
-        case IPCP_BOOTSTRAP:
-                break;
-        case IPCP_ENROLL:
-                if (deser_copy_string(data->data,
-                                      &msg->dif_name,
-                                      &offset)) {
-                        free(msg);
-                        return NULL;
-                }
-
-                deser_copy_string(data->data,
-                                  &msg->ap_name,
-                                  &offset);
-                if (msg->ap_name == NULL) {
-                        LOG_ERR("Failed to reconstruct name");
-                        free(msg->dif_name);
-                        free(msg);
-                        return NULL;
-                }
-
-                deser_copy_size_t(data->data, &difs_size, &offset);
-                msg->difs_size = difs_size;
-
-                msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
-                if (msg->difs == NULL) {
-                        free(msg->ap_name);
-                        free(msg->dif_name);
-                        free(msg);
-                        return NULL;
-                }
-
-                for (i = 0; i < difs_size; i++) {
-                        if (deser_copy_string(data->data,
-                                              &msg->difs[i],
-                                              &offset)) {
-                                for (j = 0; j < i; j++)
-                                        free(msg->difs[j]);
-                                free(msg->dif_name);
-                                free(msg->difs);
-                                free(msg->ap_name);
-                                free(msg);
-                                return NULL;
-                        }
-                }
-                break;
-        case IPCP_REG:
-        case IPCP_UNREG:
-                deser_copy_size_t(data->data, &difs_size, &offset);
-                msg->difs_size = difs_size;
-
-                msg->difs = malloc(sizeof(*(msg->difs)) * difs_size);
-                if (msg->difs == NULL) {
-                        free(msg);
-                        return NULL;
-                }
-
-                for (i = 0; i < difs_size; i++) {
-                        if (deser_copy_string(data->data,
-                                              &msg->difs[i],
-                                              &offset)) {
-                                for (j = 0; j < i; j++)
-                                        free(msg->difs[j]);
-                                free(msg->difs);
-                                free(msg);
-                                return NULL;
-                        }
-                }
-
-                break;
-        default:
-                LOG_ERR("Don't know that code");
-                free(msg);
-                return NULL;
-        }
-
-        return msg;
-}