X-Git-Url: http://git.annexia.org/?p=libguestfs.git;a=blobdiff_plain;f=src%2Fguestfs-actions.c;h=ecaa56625836b00fa61d6dd8bdbbd3b30899e944;hp=0f603d62f934ca4ad6d72fb2e970f72567e5bc40;hb=677b280411cd3596051f288eecb73b5d8ae23caa;hpb=1fc41b39dac877ccec1284da8bb14baa4df368b8 diff --git a/src/guestfs-actions.c b/src/guestfs-actions.c index 0f603d6..ecaa566 100644 --- a/src/guestfs-actions.c +++ b/src/guestfs-actions.c @@ -9806,3 +9806,271 @@ char **guestfs_find (guestfs_h *g, return ctx.ret.names.names_val; } +struct e2fsck_f_ctx { + /* This flag is set by the callbacks, so we know we've done + * the callbacks as expected, and in the right sequence. + * 0 = not called, 1 = reply_cb called. + */ + int cb_sequence; + struct guestfs_message_header hdr; + struct guestfs_message_error err; +}; + +static void e2fsck_f_reply_cb (guestfs_h *g, void *data, XDR *xdr) +{ + guestfs_main_loop *ml = guestfs_get_main_loop (g); + struct e2fsck_f_ctx *ctx = (struct e2fsck_f_ctx *) data; + + /* This should definitely not happen. */ + if (ctx->cb_sequence != 0) { + ctx->cb_sequence = 9999; + error (g, "%s: internal error: reply callback called twice", "guestfs_e2fsck_f"); + return; + } + + ml->main_loop_quit (ml, g); + + if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) { + error (g, "%s: failed to parse reply header", "guestfs_e2fsck_f"); + return; + } + if (ctx->hdr.status == GUESTFS_STATUS_ERROR) { + if (!xdr_guestfs_message_error (xdr, &ctx->err)) { + error (g, "%s: failed to parse reply error", "guestfs_e2fsck_f"); + return; + } + goto done; + } + done: + ctx->cb_sequence = 1; +} + +int guestfs_e2fsck_f (guestfs_h *g, + const char *device) +{ + struct guestfs_e2fsck_f_args args; + struct e2fsck_f_ctx ctx; + guestfs_main_loop *ml = guestfs_get_main_loop (g); + int serial; + + if (check_state (g, "guestfs_e2fsck_f") == -1) return -1; + guestfs_set_busy (g); + + memset (&ctx, 0, sizeof ctx); + + args.device = (char *) device; + serial = guestfs__send_sync (g, GUESTFS_PROC_E2FSCK_F, + (xdrproc_t) xdr_guestfs_e2fsck_f_args, (char *) &args); + if (serial == -1) { + guestfs_end_busy (g); + return -1; + } + + guestfs__switch_to_receiving (g); + ctx.cb_sequence = 0; + guestfs_set_reply_callback (g, e2fsck_f_reply_cb, &ctx); + (void) ml->main_loop_run (ml, g); + guestfs_set_reply_callback (g, NULL, NULL); + if (ctx.cb_sequence != 1) { + error (g, "%s reply failed, see earlier error messages", "guestfs_e2fsck_f"); + guestfs_end_busy (g); + return -1; + } + + if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_E2FSCK_F, serial) == -1) { + guestfs_end_busy (g); + return -1; + } + + if (ctx.hdr.status == GUESTFS_STATUS_ERROR) { + error (g, "%s", ctx.err.error_message); + free (ctx.err.error_message); + guestfs_end_busy (g); + return -1; + } + + guestfs_end_busy (g); + return 0; +} + +struct sleep_ctx { + /* This flag is set by the callbacks, so we know we've done + * the callbacks as expected, and in the right sequence. + * 0 = not called, 1 = reply_cb called. + */ + int cb_sequence; + struct guestfs_message_header hdr; + struct guestfs_message_error err; +}; + +static void sleep_reply_cb (guestfs_h *g, void *data, XDR *xdr) +{ + guestfs_main_loop *ml = guestfs_get_main_loop (g); + struct sleep_ctx *ctx = (struct sleep_ctx *) data; + + /* This should definitely not happen. */ + if (ctx->cb_sequence != 0) { + ctx->cb_sequence = 9999; + error (g, "%s: internal error: reply callback called twice", "guestfs_sleep"); + return; + } + + ml->main_loop_quit (ml, g); + + if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) { + error (g, "%s: failed to parse reply header", "guestfs_sleep"); + return; + } + if (ctx->hdr.status == GUESTFS_STATUS_ERROR) { + if (!xdr_guestfs_message_error (xdr, &ctx->err)) { + error (g, "%s: failed to parse reply error", "guestfs_sleep"); + return; + } + goto done; + } + done: + ctx->cb_sequence = 1; +} + +int guestfs_sleep (guestfs_h *g, + int secs) +{ + struct guestfs_sleep_args args; + struct sleep_ctx ctx; + guestfs_main_loop *ml = guestfs_get_main_loop (g); + int serial; + + if (check_state (g, "guestfs_sleep") == -1) return -1; + guestfs_set_busy (g); + + memset (&ctx, 0, sizeof ctx); + + args.secs = secs; + serial = guestfs__send_sync (g, GUESTFS_PROC_SLEEP, + (xdrproc_t) xdr_guestfs_sleep_args, (char *) &args); + if (serial == -1) { + guestfs_end_busy (g); + return -1; + } + + guestfs__switch_to_receiving (g); + ctx.cb_sequence = 0; + guestfs_set_reply_callback (g, sleep_reply_cb, &ctx); + (void) ml->main_loop_run (ml, g); + guestfs_set_reply_callback (g, NULL, NULL); + if (ctx.cb_sequence != 1) { + error (g, "%s reply failed, see earlier error messages", "guestfs_sleep"); + guestfs_end_busy (g); + return -1; + } + + if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_SLEEP, serial) == -1) { + guestfs_end_busy (g); + return -1; + } + + if (ctx.hdr.status == GUESTFS_STATUS_ERROR) { + error (g, "%s", ctx.err.error_message); + free (ctx.err.error_message); + guestfs_end_busy (g); + return -1; + } + + guestfs_end_busy (g); + return 0; +} + +struct ntfs_3g_probe_ctx { + /* This flag is set by the callbacks, so we know we've done + * the callbacks as expected, and in the right sequence. + * 0 = not called, 1 = reply_cb called. + */ + int cb_sequence; + struct guestfs_message_header hdr; + struct guestfs_message_error err; + struct guestfs_ntfs_3g_probe_ret ret; +}; + +static void ntfs_3g_probe_reply_cb (guestfs_h *g, void *data, XDR *xdr) +{ + guestfs_main_loop *ml = guestfs_get_main_loop (g); + struct ntfs_3g_probe_ctx *ctx = (struct ntfs_3g_probe_ctx *) data; + + /* This should definitely not happen. */ + if (ctx->cb_sequence != 0) { + ctx->cb_sequence = 9999; + error (g, "%s: internal error: reply callback called twice", "guestfs_ntfs_3g_probe"); + return; + } + + ml->main_loop_quit (ml, g); + + if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) { + error (g, "%s: failed to parse reply header", "guestfs_ntfs_3g_probe"); + return; + } + if (ctx->hdr.status == GUESTFS_STATUS_ERROR) { + if (!xdr_guestfs_message_error (xdr, &ctx->err)) { + error (g, "%s: failed to parse reply error", "guestfs_ntfs_3g_probe"); + return; + } + goto done; + } + if (!xdr_guestfs_ntfs_3g_probe_ret (xdr, &ctx->ret)) { + error (g, "%s: failed to parse reply", "guestfs_ntfs_3g_probe"); + return; + } + done: + ctx->cb_sequence = 1; +} + +int guestfs_ntfs_3g_probe (guestfs_h *g, + int rw, + const char *device) +{ + struct guestfs_ntfs_3g_probe_args args; + struct ntfs_3g_probe_ctx ctx; + guestfs_main_loop *ml = guestfs_get_main_loop (g); + int serial; + + if (check_state (g, "guestfs_ntfs_3g_probe") == -1) return -1; + guestfs_set_busy (g); + + memset (&ctx, 0, sizeof ctx); + + args.rw = rw; + args.device = (char *) device; + serial = guestfs__send_sync (g, GUESTFS_PROC_NTFS_3G_PROBE, + (xdrproc_t) xdr_guestfs_ntfs_3g_probe_args, (char *) &args); + if (serial == -1) { + guestfs_end_busy (g); + return -1; + } + + guestfs__switch_to_receiving (g); + ctx.cb_sequence = 0; + guestfs_set_reply_callback (g, ntfs_3g_probe_reply_cb, &ctx); + (void) ml->main_loop_run (ml, g); + guestfs_set_reply_callback (g, NULL, NULL); + if (ctx.cb_sequence != 1) { + error (g, "%s reply failed, see earlier error messages", "guestfs_ntfs_3g_probe"); + guestfs_end_busy (g); + return -1; + } + + if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_NTFS_3G_PROBE, serial) == -1) { + guestfs_end_busy (g); + return -1; + } + + if (ctx.hdr.status == GUESTFS_STATUS_ERROR) { + error (g, "%s", ctx.err.error_message); + free (ctx.err.error_message); + guestfs_end_busy (g); + return -1; + } + + guestfs_end_busy (g); + return ctx.ret.status; +} +