/** @todo add extensive tests for this */ static void parse_impl (PecanNode *base_conn, gchar *buf, gsize bytes_read) { PecanCmdServer *cmd_conn; gchar *cur, *end, *old_rx_buf; gint cur_len; pecan_log ("begin"); pecan_debug ("conn=%p,name=%s", base_conn, base_conn->name); cmd_conn = CMD_PECAN_NODE (base_conn); buf[bytes_read] = '\0'; cmd_conn->rx_buf = g_realloc (cmd_conn->rx_buf, bytes_read + cmd_conn->rx_len + 1); memcpy (cmd_conn->rx_buf + cmd_conn->rx_len, buf, bytes_read + 1); cmd_conn->rx_len += bytes_read; end = old_rx_buf = cmd_conn->rx_buf; cmd_conn->rx_buf = NULL; do { cur = end; if (cmd_conn->payload_len) { if (cmd_conn->payload_len > cmd_conn->rx_len) /* The payload is still not complete. */ break; cur_len = cmd_conn->payload_len; end += cur_len; } else { end = strstr(cur, "\r\n"); if (end == NULL) /* The command is still not complete. */ break; *end = '\0'; end += 2; cur_len = end - cur; } cmd_conn->rx_len -= cur_len; if (cmd_conn->cmdproc) { if (cmd_conn->payload_len) { msn_cmdproc_process_payload (cmd_conn->cmdproc, cur, cur_len); cmd_conn->payload_len = 0; } else { msn_cmdproc_process_cmd_text (cmd_conn->cmdproc, cur); cmd_conn->payload_len = cmd_conn->cmdproc->last_cmd->payload_len; } } } while (cmd_conn->rx_len > 0); if (cmd_conn->rx_len > 0) cmd_conn->rx_buf = g_memdup (cur, cmd_conn->rx_len); else cmd_conn->rx_buf = NULL; g_free (old_rx_buf); pecan_log ("end"); }
MsnServConn *msn_servconn_process_data(MsnServConn *servconn) { char *cur, *end, *old_rx_buf; int cur_len; end = old_rx_buf = servconn->rx_buf; servconn->processing = TRUE; do { cur = end; if (servconn->payload_len) { if (servconn->payload_len > servconn->rx_len) /* The payload is still not complete. */ break; cur_len = servconn->payload_len; end += cur_len; } else { end = strstr(cur, "\r\n"); if (end == NULL) /* The command is still not complete. */ break; *end = '\0'; end += 2; cur_len = end - cur; } servconn->rx_len -= cur_len; if (servconn->payload_len) { msn_cmdproc_process_payload(servconn->cmdproc, cur, cur_len); servconn->payload_len = 0; } else { msn_cmdproc_process_cmd_text(servconn->cmdproc, cur); servconn->payload_len = servconn->cmdproc->last_cmd->payload_len; } } while (servconn->connected && !servconn->wasted && servconn->rx_len > 0); if (servconn->connected && !servconn->wasted) { if (servconn->rx_len > 0) servconn->rx_buf = g_memdup(cur, servconn->rx_len); else servconn->rx_buf = NULL; } servconn->processing = FALSE; if (servconn->wasted) { msn_servconn_destroy(servconn); servconn = NULL; } g_free(old_rx_buf); return servconn; }
static void read_cb(gpointer data, gint source, GaimInputCondition cond) { MsnServConn *servconn; MsnSession *session; char buf[MSN_BUF_LEN]; char *cur, *end, *old_rx_buf; int len, cur_len; servconn = data; session = servconn->session; len = read(servconn->fd, buf, sizeof(buf) - 1); if (len < 0 && errno == EAGAIN) return; else if (len <= 0) { gaim_debug_error("msn", "servconn read error, len: %d error: %s\n", len, strerror(errno)); msn_servconn_got_error(servconn, MSN_SERVCONN_ERROR_READ); return; } buf[len] = '\0'; servconn->rx_buf = g_realloc(servconn->rx_buf, len + servconn->rx_len + 1); memcpy(servconn->rx_buf + servconn->rx_len, buf, len + 1); servconn->rx_len += len; end = old_rx_buf = servconn->rx_buf; servconn->processing = TRUE; do { cur = end; if (servconn->payload_len) { if (servconn->payload_len > servconn->rx_len) /* The payload is still not complete. */ break; cur_len = servconn->payload_len; end += cur_len; } else { end = strstr(cur, "\r\n"); if (end == NULL) /* The command is still not complete. */ break; *end = '\0'; end += 2; cur_len = end - cur; } servconn->rx_len -= cur_len; if (servconn->payload_len) { msn_cmdproc_process_payload(servconn->cmdproc, cur, cur_len); servconn->payload_len = 0; } else { msn_cmdproc_process_cmd_text(servconn->cmdproc, cur); } } while (servconn->connected && !servconn->wasted && servconn->rx_len > 0); if (servconn->connected && !servconn->wasted) { if (servconn->rx_len > 0) servconn->rx_buf = g_memdup(cur, servconn->rx_len); else servconn->rx_buf = NULL; } servconn->processing = FALSE; if (servconn->wasted) msn_servconn_destroy(servconn); g_free(old_rx_buf); }
static void read_cb(gpointer data, gint source, PurpleInputCondition cond) { MsnHttpConn *httpconn; MsnServConn *servconn; MsnSession *session; char buf[MSN_BUF_LEN]; char *cur, *end, *old_rx_buf; int len, cur_len; char *result_msg = NULL; size_t result_len = 0; gboolean error = FALSE; httpconn = data; servconn = NULL; session = httpconn->session; len = read(httpconn->fd, buf, sizeof(buf) - 1); if (len < 0 && errno == EAGAIN) return; else if (len <= 0) { purple_debug_error("msn", "HTTP: Read error\n"); msn_servconn_got_error(httpconn->servconn, MSN_SERVCONN_ERROR_READ); return; } buf[len] = '\0'; httpconn->rx_buf = g_realloc(httpconn->rx_buf, len + httpconn->rx_len + 1); memcpy(httpconn->rx_buf + httpconn->rx_len, buf, len + 1); httpconn->rx_len += len; if (!msn_httpconn_parse_data(httpconn, httpconn->rx_buf, httpconn->rx_len, &result_msg, &result_len, &error)) { /* Either we must wait for more input, or something went wrong */ if (error) msn_servconn_got_error(httpconn->servconn, MSN_SERVCONN_ERROR_READ); return; } httpconn->servconn->processing = FALSE; servconn = httpconn->servconn; if (error) { purple_debug_error("msn", "HTTP: Special error\n"); msn_servconn_got_error(httpconn->servconn, MSN_SERVCONN_ERROR_READ); return; } g_free(httpconn->rx_buf); httpconn->rx_buf = NULL; httpconn->rx_len = 0; if (result_len == 0) { /* Nothing to do here */ #if 0 purple_debug_info("msn", "HTTP: nothing to do here\n"); #endif g_free(result_msg); return; } g_free(servconn->rx_buf); servconn->rx_buf = result_msg; servconn->rx_len = result_len; end = old_rx_buf = servconn->rx_buf; servconn->processing = TRUE; do { cur = end; if (servconn->payload_len) { if (servconn->payload_len > servconn->rx_len) /* The payload is still not complete. */ break; cur_len = servconn->payload_len; end += cur_len; } else { end = strstr(cur, "\r\n"); if (end == NULL) /* The command is still not complete. */ break; *end = '\0'; end += 2; cur_len = end - cur; } servconn->rx_len -= cur_len; if (servconn->payload_len) { msn_cmdproc_process_payload(servconn->cmdproc, cur, cur_len); servconn->payload_len = 0; } else { msn_cmdproc_process_cmd_text(servconn->cmdproc, cur); } } while (servconn->connected && servconn->rx_len > 0); if (servconn->connected) { if (servconn->rx_len > 0) servconn->rx_buf = g_memdup(cur, servconn->rx_len); else servconn->rx_buf = NULL; } servconn->processing = FALSE; if (servconn->wasted) msn_servconn_destroy(servconn); g_free(old_rx_buf); }