make struct imap_cmd_refcounted_state "abstract"
take the callback out of it, so it can be individualized. so far, this only increases code size ...
This commit is contained in:
Oswald Buddenhagen
parent
96b5ae8360
commit
39247197f9
165
src/drv_imap.c
165
src/drv_imap.c
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@ -183,8 +183,6 @@ typedef struct {
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} imap_cmd_find_new_t;
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typedef struct {
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void (*callback)( int sts, void *aux );
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void *callback_aux;
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int ref_count;
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int ret_val;
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} imap_cmd_refcounted_state_t;
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@ -559,16 +557,19 @@ imap_done_simple_msg( imap_store_t *ctx ATTR_UNUSED,
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}
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static imap_cmd_refcounted_state_t *
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imap_refcounted_new_state( void (*cb)( int, void * ), void *aux )
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imap_refcounted_new_state( int sz )
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{
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imap_cmd_refcounted_state_t *sts = nfmalloc( sizeof(*sts) );
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sts->callback = cb;
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sts->callback_aux = aux;
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imap_cmd_refcounted_state_t *sts = nfmalloc( sz );
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sts->ref_count = 1; /* so forced sync does not cause an early exit */
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sts->ret_val = DRV_OK;
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return sts;
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}
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#define INIT_REFCOUNTED_STATE(type, sts, cb, aux) \
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type *sts = (type *)imap_refcounted_new_state( sizeof(type) ); \
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sts->callback = cb; \
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sts->callback_aux = aux;
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static imap_cmd_t *
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imap_refcounted_new_cmd( imap_cmd_refcounted_state_t *sts )
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{
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@ -578,20 +579,21 @@ imap_refcounted_new_cmd( imap_cmd_refcounted_state_t *sts )
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return &cmd->gen;
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}
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static void
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imap_refcounted_done( imap_cmd_refcounted_state_t *sts )
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{
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if (!--sts->ref_count) {
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sts->callback( sts->ret_val, sts->callback_aux );
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free( sts );
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#define DONE_REFCOUNTED_STATE(sts) \
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if (!--sts->gen.ref_count) { \
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sts->callback( sts->gen.ret_val, sts->callback_aux ); \
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free( sts ); \
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}
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#define DONE_REFCOUNTED_STATE_ARGS(sts, ...) \
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if (!--sts->gen.ref_count) { \
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sts->callback( sts->gen.ret_val, __VA_ARGS__, sts->callback_aux ); \
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free( sts ); \
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}
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static void
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imap_refcounted_done_box( imap_store_t *ctx ATTR_UNUSED, imap_cmd_t *cmd, int response )
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transform_refcounted_box_response( imap_cmd_refcounted_state_t *sts, int response )
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{
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imap_cmd_refcounted_state_t *sts = ((imap_cmd_refcounted_t *)cmd)->state;
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switch (response) {
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case RESP_CANCEL:
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sts->ret_val = DRV_CANCELED;
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@ -601,7 +603,6 @@ imap_refcounted_done_box( imap_store_t *ctx ATTR_UNUSED, imap_cmd_t *cmd, int re
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sts->ret_val = DRV_BOX_BAD;
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break;
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}
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imap_refcounted_done( sts );
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}
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static const char *
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@ -2473,7 +2474,14 @@ imap_set_range( imap_range_t *ranges, int *nranges, int low_flags, int high_flag
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ranges[r].flags |= (ranges[r].last <= maxlow) ? low_flags : high_flags;
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}
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static void imap_submit_load( imap_store_t *, const char *, int, imap_cmd_refcounted_state_t * );
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typedef struct {
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imap_cmd_refcounted_state_t gen;
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void (*callback)( int sts, void *aux );
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void *callback_aux;
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} imap_load_box_state_t;
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static void imap_submit_load( imap_store_t *, const char *, int, imap_load_box_state_t * );
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static void imap_submit_load_p3( imap_load_box_state_t * );
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static void
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imap_load_box( store_t *gctx, int minuid, int maxuid, int newuid, int seenuid, int_array_t excs,
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@ -2487,8 +2495,7 @@ imap_load_box( store_t *gctx, int minuid, int maxuid, int newuid, int seenuid, i
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free( excs.data );
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cb( DRV_OK, aux );
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} else {
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imap_cmd_refcounted_state_t *sts = imap_refcounted_new_state( cb, aux );
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INIT_REFCOUNTED_STATE(imap_load_box_state_t, sts, cb, aux)
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for (i = 0; i < excs.size; ) {
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for (bl = 0; i < excs.size && bl < 960; i++) {
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if (bl)
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@ -2522,14 +2529,16 @@ imap_load_box( store_t *gctx, int minuid, int maxuid, int newuid, int seenuid, i
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}
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}
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free( excs.data );
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imap_refcounted_done( sts );
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imap_submit_load_p3( sts );
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}
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}
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static void imap_submit_load_p2( imap_store_t *, imap_cmd_t *, int );
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static void
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imap_submit_load( imap_store_t *ctx, const char *buf, int flags, imap_cmd_refcounted_state_t *sts )
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imap_submit_load( imap_store_t *ctx, const char *buf, int flags, imap_load_box_state_t *sts )
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{
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imap_exec( ctx, imap_refcounted_new_cmd( sts ), imap_refcounted_done_box,
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imap_exec( ctx, imap_refcounted_new_cmd( &sts->gen ), imap_submit_load_p2,
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"UID FETCH %s (UID%s%s%s%s%s%s%s)", buf,
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(ctx->opts & OPEN_FLAGS) ? " FLAGS" : "",
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(flags & WantSize) ? " RFC822.SIZE" : "",
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@ -2540,6 +2549,21 @@ imap_submit_load( imap_store_t *ctx, const char *buf, int flags, imap_cmd_refcou
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(flags & (WantTuids | WantMsgids)) ? ")]" : "");
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}
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static void
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imap_submit_load_p2( imap_store_t *ctx ATTR_UNUSED, imap_cmd_t *cmd, int response )
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{
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imap_load_box_state_t *sts = (imap_load_box_state_t *)((imap_cmd_refcounted_t *)cmd)->state;
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transform_refcounted_box_response( &sts->gen, response );
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imap_submit_load_p3( sts );
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}
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static void
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imap_submit_load_p3( imap_load_box_state_t *sts )
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{
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DONE_REFCOUNTED_STATE(sts)
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}
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/******************* imap_fetch_msg *******************/
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static void imap_fetch_msg_p2( imap_store_t *, imap_cmd_t *, int );
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@ -2574,8 +2598,6 @@ imap_fetch_msg_p2( imap_store_t *ctx, imap_cmd_t *gcmd, int response )
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/******************* imap_set_msg_flags *******************/
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static void imap_set_flags_p2( imap_store_t *, imap_cmd_t *, int );
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static int
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imap_make_flags( int flags, char *buf )
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{
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@ -2594,14 +2616,23 @@ imap_make_flags( int flags, char *buf )
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return d;
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}
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typedef struct {
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imap_cmd_refcounted_state_t gen;
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void (*callback)( int sts, void *aux );
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void *callback_aux;
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} imap_set_msg_flags_state_t;
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static void imap_set_flags_p2( imap_store_t *, imap_cmd_t *, int );
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static void imap_set_flags_p3( imap_set_msg_flags_state_t * );
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static void
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imap_flags_helper( imap_store_t *ctx, int uid, char what, int flags,
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imap_cmd_refcounted_state_t *sts )
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imap_set_msg_flags_state_t *sts )
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{
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char buf[256];
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buf[imap_make_flags( flags, buf )] = 0;
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imap_exec( ctx, imap_refcounted_new_cmd( sts ), imap_set_flags_p2,
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imap_exec( ctx, imap_refcounted_new_cmd( &sts->gen ), imap_set_flags_p2,
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"UID STORE %d %cFLAGS.SILENT %s", uid, what, buf );
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}
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@ -2619,12 +2650,12 @@ imap_set_msg_flags( store_t *gctx, message_t *msg, int uid, int add, int del,
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msg->flags &= ~del;
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}
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if (add || del) {
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imap_cmd_refcounted_state_t *sts = imap_refcounted_new_state( cb, aux );
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INIT_REFCOUNTED_STATE(imap_set_msg_flags_state_t, sts, cb, aux)
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if (add)
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imap_flags_helper( ctx, uid, '+', add, sts );
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if (del)
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imap_flags_helper( ctx, uid, '-', del, sts );
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imap_refcounted_done( sts );
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imap_set_flags_p3( sts );
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} else {
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cb( DRV_OK, aux );
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}
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@ -2633,21 +2664,36 @@ imap_set_msg_flags( store_t *gctx, message_t *msg, int uid, int add, int del,
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static void
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imap_set_flags_p2( imap_store_t *ctx ATTR_UNUSED, imap_cmd_t *cmd, int response )
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{
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imap_cmd_refcounted_state_t *sts = ((imap_cmd_refcounted_t *)cmd)->state;
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imap_set_msg_flags_state_t *sts = (imap_set_msg_flags_state_t *)((imap_cmd_refcounted_t *)cmd)->state;
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switch (response) {
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case RESP_CANCEL:
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sts->ret_val = DRV_CANCELED;
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sts->gen.ret_val = DRV_CANCELED;
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break;
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case RESP_NO:
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if (sts->ret_val == DRV_OK) /* Don't override cancelation. */
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sts->ret_val = DRV_MSG_BAD;
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if (sts->gen.ret_val == DRV_OK) /* Don't override cancelation. */
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sts->gen.ret_val = DRV_MSG_BAD;
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break;
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}
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imap_refcounted_done( sts );
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imap_set_flags_p3( sts );
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}
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static void
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imap_set_flags_p3( imap_set_msg_flags_state_t *sts )
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{
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DONE_REFCOUNTED_STATE(sts)
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}
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/******************* imap_close_box *******************/
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typedef struct {
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imap_cmd_refcounted_state_t gen;
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void (*callback)( int sts, void *aux );
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void *callback_aux;
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} imap_expunge_state_t;
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static void imap_close_box_p2( imap_store_t *, imap_cmd_t *, int );
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static void imap_close_box_p3( imap_expunge_state_t * );
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static void
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imap_close_box( store_t *gctx,
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void (*cb)( int sts, void *aux ), void *aux )
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@ -2655,7 +2701,7 @@ imap_close_box( store_t *gctx,
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imap_store_t *ctx = (imap_store_t *)gctx;
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if (ctx->gen.conf->trash && CAP(UIDPLUS)) {
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imap_cmd_refcounted_state_t *sts = imap_refcounted_new_state( cb, aux );
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INIT_REFCOUNTED_STATE(imap_expunge_state_t, sts, cb, aux)
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message_t *msg, *fmsg, *nmsg;
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int bl;
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char buf[1000];
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@ -2674,10 +2720,10 @@ imap_close_box( store_t *gctx,
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}
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if (!bl)
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break;
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imap_exec( ctx, imap_refcounted_new_cmd( sts ), imap_refcounted_done_box,
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imap_exec( ctx, imap_refcounted_new_cmd( &sts->gen ), imap_close_box_p2,
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"UID EXPUNGE %s", buf );
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}
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imap_refcounted_done( sts );
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imap_close_box_p3( sts );
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} else {
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/* This is inherently racy: it may cause messages which other clients
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* marked as deleted to be expunged without being trashed. */
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@ -2687,6 +2733,21 @@ imap_close_box( store_t *gctx,
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}
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}
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static void
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imap_close_box_p2( imap_store_t *ctx ATTR_UNUSED, imap_cmd_t *cmd, int response )
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{
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imap_expunge_state_t *sts = (imap_expunge_state_t *)((imap_cmd_refcounted_t *)cmd)->state;
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transform_refcounted_box_response( &sts->gen, response );
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imap_close_box_p3( sts );
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}
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static void
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imap_close_box_p3( imap_expunge_state_t *sts )
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{
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DONE_REFCOUNTED_STATE(sts)
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}
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/******************* imap_trash_msg *******************/
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static void
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@ -2831,12 +2892,21 @@ imap_find_new_msgs_p3( imap_store_t *ctx, imap_cmd_t *gcmd, int response )
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/******************* imap_list_store *******************/
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typedef struct {
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imap_cmd_refcounted_state_t gen;
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void (*callback)( int sts, void *aux );
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void *callback_aux;
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} imap_list_store_state_t;
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static void imap_list_store_p2( imap_store_t *, imap_cmd_t *, int );
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static void imap_list_store_p3( imap_list_store_state_t * );
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static void
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imap_list_store( store_t *gctx, int flags,
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void (*cb)( int sts, void *aux ), void *aux )
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{
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imap_store_t *ctx = (imap_store_t *)gctx;
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imap_cmd_refcounted_state_t *sts = imap_refcounted_new_state( cb, aux );
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INIT_REFCOUNTED_STATE(imap_list_store_state_t, sts, cb, aux)
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// ctx->prefix may be empty, "INBOX.", or something else.
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// 'flags' may be LIST_INBOX, LIST_PATH (or LIST_PATH_MAYBE), or both. 'listed'
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@ -2858,17 +2928,32 @@ imap_list_store( store_t *gctx, int flags,
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ctx->gen.listed |= LIST_PATH;
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if (pfx_is_empty)
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ctx->gen.listed |= LIST_INBOX;
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imap_exec( ctx, imap_refcounted_new_cmd( sts ), imap_refcounted_done_box,
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imap_exec( ctx, imap_refcounted_new_cmd( &sts->gen ), imap_list_store_p2,
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"LIST \"\" \"%\\s*\"", ctx->prefix );
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}
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if (((flags & LIST_INBOX) || pfx_is_inbox) && !pfx_is_empty && !(ctx->gen.listed & LIST_INBOX)) {
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ctx->gen.listed |= LIST_INBOX;
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if (pfx_is_inbox)
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ctx->gen.listed |= LIST_PATH;
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imap_exec( ctx, imap_refcounted_new_cmd( sts ), imap_refcounted_done_box,
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imap_exec( ctx, imap_refcounted_new_cmd( &sts->gen ), imap_list_store_p2,
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"LIST \"\" INBOX*" );
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}
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imap_refcounted_done( sts );
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imap_list_store_p3( sts );
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}
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static void
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imap_list_store_p2( imap_store_t *ctx ATTR_UNUSED, imap_cmd_t *cmd, int response )
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{
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imap_list_store_state_t *sts = (imap_list_store_state_t *)((imap_cmd_refcounted_t *)cmd)->state;
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transform_refcounted_box_response( &sts->gen, response );
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imap_list_store_p3( sts );
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}
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static void
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imap_list_store_p3( imap_list_store_state_t *sts )
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{
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DONE_REFCOUNTED_STATE(sts)
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}
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/******************* imap_cancel_cmds *******************/
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