add input length argument to map_name()
... and use it when parsing IMAP LIST responses.
This commit is contained in:
parent
5243c69863
commit
bc3145617a
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@ -242,7 +242,7 @@ int ATTR_PRINTFLIKE(3, 4) nfsnprintf( char *buf, int blen, const char *fmt, ...
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void ATTR_NORETURN oob( void );
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void ATTR_NORETURN oom( void );
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int map_name( const char *arg, char **result, uint reserve, const char *in, const char *out );
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int map_name( const char *arg, int argl, char **result, uint reserve, const char *in, const char *out );
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int mkdir_p( char *path, int len );
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@ -1491,8 +1491,8 @@ parse_list_rsp_p2( imap_store_t *ctx, list_t *list )
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}
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if (argl >= 5 && !memcmp( arg + argl - 5, ".lock", 5 )) /* workaround broken servers */
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return LIST_OK;
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if (map_name( arg, (char **)&narg, offsetof(string_list_t, string), ctx->delimiter, "/") < 0) {
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warn( "IMAP warning: ignoring mailbox %s (reserved character '/' in name)\n", arg );
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if (map_name( arg, argl, (char **)&narg, offsetof(string_list_t, string), ctx->delimiter, "/") < 0) {
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warn( "IMAP warning: ignoring mailbox %.*s (reserved character '/' in name)\n", argl, arg );
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return LIST_OK;
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}
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// Validate the normalized name. Technically speaking, we could tolerate
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@ -1533,7 +1533,7 @@ prepare_name( char **buf, const imap_store_t *ctx, const char *prefix, const cha
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{
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uint pl = strlen( prefix );
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switch (map_name( name, buf, pl, "/", ctx->delimiter )) {
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switch (map_name( name, -1, buf, pl, "/", ctx->delimiter )) {
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case -1:
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error( "IMAP error: mailbox name %s contains server's hierarchy delimiter\n", name );
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return -1;
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@ -527,7 +527,7 @@ store_listed( int sts, string_list_t *boxes, void *aux )
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for (string_list_t *box = boxes; box; box = box->next) {
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if (mvars->ctx[t]->conf->flat_delim[0]) {
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string_list_t *nbox;
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if (map_name( box->string, (char **)&nbox, offsetof(string_list_t, string), mvars->ctx[t]->conf->flat_delim, "/" ) < 0) {
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if (map_name( box->string, -1, (char **)&nbox, offsetof(string_list_t, string), mvars->ctx[t]->conf->flat_delim, "/" ) < 0) {
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error( "Error: flattened mailbox name '%s' contains canonical hierarchy delimiter\n", box->string );
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fail = 1;
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} else {
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@ -503,7 +503,7 @@ sync_boxes( store_t *ctx[], const char * const names[], int present[], channel_c
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"INBOX" : names[t];
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if (!ctx[t]->conf->flat_delim[0]) {
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svars->box_name[t] = nfstrdup( svars->orig_name[t] );
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} else if (map_name( svars->orig_name[t], &svars->box_name[t], 0, "/", ctx[t]->conf->flat_delim ) < 0) {
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} else if (map_name( svars->orig_name[t], -1, &svars->box_name[t], 0, "/", ctx[t]->conf->flat_delim ) < 0) {
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error( "Error: canonical mailbox name '%s' contains flattened hierarchy delimiter\n", svars->orig_name[t] );
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bail3:
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svars->ret = SYNC_FAIL;
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16
src/util.c
16
src/util.c
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@ -531,19 +531,21 @@ cur_user( void )
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/* Return value: 0 = ok, -1 = out found in arg, -2 = in found in arg but no out specified */
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int
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map_name( const char *arg, char **result, uint reserve, const char *in, const char *out )
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map_name( const char *arg, int l, char **result, uint reserve, const char *in, const char *out )
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{
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char *p;
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uint i, l, ll, num, inl, outl;
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int i, ll, num, inl, outl;
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assert( arg );
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l = strlen( arg );
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if (l < 0)
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l = strlen( arg );
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assert( in );
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inl = strlen( in );
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if (!inl) {
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copy:
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*result = nfmalloc( reserve + l + 1 );
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memcpy( *result + reserve, arg, l + 1 );
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memcpy( *result + reserve, arg, l );
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(*result)[reserve + l] = 0;
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return 0;
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}
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assert( out );
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@ -551,6 +553,8 @@ map_name( const char *arg, char **result, uint reserve, const char *in, const ch
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if (equals( in, (int)inl, out, outl ))
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goto copy;
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for (num = 0, i = 0; i < l; ) {
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if (i + inl > l)
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goto fout;
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for (ll = 0; ll < inl; ll++)
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if (arg[i + ll] != in[ll])
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goto fout;
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@ -559,6 +563,8 @@ map_name( const char *arg, char **result, uint reserve, const char *in, const ch
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continue;
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fout:
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if (outl) {
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if (i + outl > l)
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goto fnexti;
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for (ll = 0; ll < outl; ll++)
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if (arg[i + ll] != out[ll])
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goto fnexti;
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@ -574,6 +580,8 @@ map_name( const char *arg, char **result, uint reserve, const char *in, const ch
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*result = nfmalloc( reserve + l + num * (outl - inl) + 1 );
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p = *result + reserve;
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for (i = 0; i < l; ) {
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if (i + inl > l)
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goto rnexti;
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for (ll = 0; ll < inl; ll++)
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if (arg[i + ll] != in[ll])
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goto rnexti;
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