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Giving access to AAIP xattr by new API functions iso_node_get_attrs() and

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iso_node_set_attrs. Giving access to local filesystem xattr by new API
functions iso_local_get_attrs(), iso_local_set_attrs().
This commit is contained in:
Thomas Schmitt
2009-02-02 11:49:28 +01:00
parent c226491f18
commit 4950f869cb
4 changed files with 351 additions and 77 deletions
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40
libisofs/aaip-os-linux.c
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@ -24,7 +24,8 @@
#include <attr/xattr.h>
#endif
#define Aaip_acl_attrnamE "system.posix_acl_access"
#define Aaip_a_acl_attrnamE "system.posix_acl_access"
#define Aaip_d_acl_attrnamE "system.posix_acl_default"
/* ------------------------------ Getters --------------------------------- */
@ -124,8 +125,6 @@ int aaip_get_attr_list(char *path, size_t *num_attrs, char ***names,
char *a_acl_text= NULL, *d_acl_text= NULL;
if(flag & (1 << 15)) { /* Free memory */
if(*names != NULL)
list= (*names)[0];
{ret= 1; goto ex;}
}
@ -172,19 +171,22 @@ int aaip_get_attr_list(char *path, size_t *num_attrs, char ***names,
if(*names == NULL || *value_lengths == NULL || *values == NULL)
{ret= -1; goto ex;}
if(!(flag & 4))
for(i= 0; i < num_names; i++) {
(*names)[i]= NULL;
(*values)[i]= NULL;
(*value_lengths)[i]= 0;
}
if(!(flag & 4)) {
for(i= 0; i < list_size && num_names > *num_attrs;
i+= strlen(list + i) + 1) {
if(!(flag & 8))
if(strcmp(list + i, Aaip_acl_attrnamE) == 0)
if(strcmp(list + i, Aaip_a_acl_attrnamE) == 0 ||
strcmp(list + i, Aaip_d_acl_attrnamE) == 0)
continue;
(*names)[(*num_attrs)++]= list + i;
(*names)[(*num_attrs)++]= strdup(list + i);
if((*names)[(*num_attrs) - 1] == NULL)
{ret= -1; goto ex;}
}
for(i= *num_attrs; i < num_names; i++)
(*names)[i]= NULL;
for(i= 0; i < num_names; i++) {
(*values)[i]= NULL;
(*value_lengths)[i]= 0;
}
#ifdef Libisofs_with_aaip_xattR
@ -192,7 +194,8 @@ int aaip_get_attr_list(char *path, size_t *num_attrs, char ***names,
if(!(flag & 4)) { /* Get xattr values */
for(i= 0; i < *num_attrs; i++) {
if(!(flag & 8))
if(strcmp((*names)[i], Aaip_acl_attrnamE) == 0)
if(strcmp((*names)[i], Aaip_a_acl_attrnamE) == 0 ||
strcmp((*names)[i], Aaip_d_acl_attrnamE) == 0)
continue;
value_ret= getxattr(path, (*names)[i], NULL, 0);
if(value_ret == -1)
@ -200,7 +203,7 @@ int aaip_get_attr_list(char *path, size_t *num_attrs, char ***names,
(*values)[i]= calloc(value_ret + 1, 1);
if((*values)[i] == NULL)
{ret= -1; goto ex;}
(*value_lengths)[i]= getxattr(path, (*names)[i], (*values)[i], value_ret);
value_ret= getxattr(path, (*names)[i], (*values)[i], value_ret);
if(value_ret == -1) { /* there could be a race condition */
if(retry++ > 5)
{ret= -1; goto ex;}
@ -248,8 +251,11 @@ ex:;
if(ret <= 0 || (flag & (1 << 15))) {
if(list != NULL)
free(list);
if(*names != NULL)
if(*names != NULL) {
for(i= 0; i < *num_attrs; i++)
free((*names)[i]);
free(*names);
}
*names= NULL;
if(*value_lengths != NULL)
free(*value_lengths);
@ -346,7 +352,8 @@ int aaip_set_attr_list(char *path, size_t num_attrs, char **names,
{ret= -5; goto ex;}
for(i= 0; i < list_size; i+= strlen(list + i) + 1) {
if(!(flag & 8))
if(strcmp(list + i, Aaip_acl_attrnamE) == 0)
if(strcmp(list + i, Aaip_a_acl_attrnamE) == 0 ||
strcmp(list + i, Aaip_d_acl_attrnamE) == 0)
continue;
ret= removexattr(path, list + i);
if(ret == -1)
@ -367,7 +374,8 @@ int aaip_set_attr_list(char *path, size_t num_attrs, char **names,
}
/* Extended Attribute */
if((flag & 1) && !(flag & 8))
if(strcmp(names[i], Aaip_acl_attrnamE) == 0)
if(strcmp(names[i], Aaip_a_acl_attrnamE) == 0 ||
strcmp(names[i], Aaip_d_acl_attrnamE) == 0)
continue;
#ifdef Libisofs_with_aaip_xattR