From 479cbd55ee5739d3cd2566379575451dbecf4c54 Mon Sep 17 00:00:00 2001
From: Stef Walter <stefw@collabora.co.uk>
Date: Thu, 31 Mar 2011 12:41:43 +0200
Subject: Documentation and API cleanup.
* Rename source directory
* More consistent with return values from URI functions.
* Allow formatting URI to take a uri type.
---
module/p11-kit-uri.c | 951 ---------------------------------------------------
1 file changed, 951 deletions(-)
delete mode 100644 module/p11-kit-uri.c
(limited to 'module/p11-kit-uri.c')
diff --git a/module/p11-kit-uri.c b/module/p11-kit-uri.c
deleted file mode 100644
index 6830896..0000000
--- a/module/p11-kit-uri.c
+++ /dev/null
@@ -1,951 +0,0 @@
-/*
- * Copyright (C) 2011 Collabora Ltd.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the
- * following disclaimer.
- * * Redistributions in binary form must reproduce the
- * above copyright notice, this list of conditions and
- * the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- * * The names of contributors to this software may not be
- * used to endorse or promote products derived from this
- * software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
- * DAMAGE.
- *
- * Author: Stef Walter <stefw@collabora.co.uk>
- */
-
-#include "config.h"
-
-#include "pkcs11.h"
-#include "p11-kit-uri.h"
-#include "util.h"
-
-#include <assert.h>
-#include <ctype.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
-enum {
- CLASS_IDX,
- LABEL_IDX,
- ID_IDX,
- NUM_ATTRS,
-};
-
-struct _P11KitUri {
- int unrecognized;
- CK_INFO module;
- CK_TOKEN_INFO token;
- CK_ATTRIBUTE attrs[NUM_ATTRS];
-};
-
-const static char HEX_CHARS[] = "0123456789abcdef";
-
-static int
-url_decode (const char *value, const char *end,
- unsigned char** output, size_t *length)
-{
- char *a, *b;
- unsigned char *result, *p;
-
- assert (output);
- assert (value <= end);
-
- /* String can only get shorter */
- result = malloc ((end - value) + 1);
- if (!result)
- return P11_KIT_URI_NO_MEMORY;
-
- /* Now loop through looking for escapes */
- p = result;
- while (value != end) {
- /*
- * A percent sign followed by two hex digits means
- * that the digits represent an escaped character.
- */
- if (*value == '%') {
- value++;
- if (value + 2 > end) {
- free (result);
- return P11_KIT_URI_BAD_ENCODING;
- }
- a = strchr (HEX_CHARS, tolower (value[0]));
- b = strchr (HEX_CHARS, tolower (value[1]));
- if (!a || !b) {
- free (result);
- return P11_KIT_URI_BAD_ENCODING;
- }
- *p = (a - HEX_CHARS) << 4;
- *(p++) |= (b - HEX_CHARS);
- value += 2;
- } else {
- *(p++) = *(value++);
- }
- }
-
- *p = 0;
- if (length)
- *length = p - result;
- *output = result;
- return P11_KIT_URI_OK;
-}
-
-static char*
-url_encode (const unsigned char *value, const unsigned char *end, size_t *length)
-{
- char *p;
- char *result;
-
- assert (value <= end);
-
- /* Just allocate for worst case */
- result = malloc (((end - value) * 3) + 1);
- if (!result)
- return NULL;
-
- /* Now loop through looking for escapes */
- p = result;
- while (value != end) {
-
- /* These characters we let through verbatim */
- if (*value && (isalnum (*value) || strchr ("_-.", *value) != NULL)) {
- *(p++) = *(value++);
-
- /* All others get encoded */
- } else {
- *(p++) = '%';
- *(p++) = HEX_CHARS[((unsigned char)*value) >> 4];
- *(p++) = HEX_CHARS[((unsigned char)*value) & 0x0F];
- ++value;
- }
- }
-
- *p = 0;
- if (length)
- *length = p - result;
- return result;
-}
-
-static int
-attribute_to_idx (CK_ATTRIBUTE_TYPE type)
-{
- switch (type) {
- case CKA_CLASS:
- return CLASS_IDX;
- case CKA_LABEL:
- return LABEL_IDX;
- case CKA_ID:
- return ID_IDX;
- default:
- return -1;
- }
-}
-
-static CK_ATTRIBUTE_TYPE
-idx_to_attribute (int idx)
-{
- switch (idx) {
- case CLASS_IDX:
- return CKA_CLASS;
- case LABEL_IDX:
- return CKA_LABEL;
- case ID_IDX:
- return CKA_ID;
- default:
- assert (0);
- }
-}
-
-static int
-match_struct_string (const unsigned char *inuri, const unsigned char *real,
- size_t length)
-{
- assert (inuri);
- assert (real);
- assert (length > 0);
-
- /* NULL matches anything */
- if (inuri[0] == 0)
- return 1;
-
- return memcmp (inuri, real, length) == 0 ? 1 : 0;
-}
-
-static int
-match_struct_version (CK_VERSION_PTR inuri, CK_VERSION_PTR real)
-{
- /* This matches anything */
- if (inuri->major == (CK_BYTE)-1 && inuri->minor == (CK_BYTE)-1)
- return 1;
-
- return memcmp (inuri, real, sizeof (CK_VERSION));
-}
-
-/**
- * p11_kit_uri_get_module_info:
- *
- * Get the %CK_INFO structure associated with this URI.
- *
- * Returns: A pointer to the %CK_INFO structure.
- */
-CK_INFO_PTR
-p11_kit_uri_get_module_info (P11KitUri *uri)
-{
- assert (uri);
- return &uri->module;
-}
-
-/**
- * p11_kit_uri_match_module_info:
- *
- * Match a %CK_INFO structure against the library parts of this URI.
- *
- * Only the fields of the %CK_INFO structure that are valid for use in a
- * URI will be matched. A URI part that was not specified in the URI will
- * match any value in the structure. If during the URI parsing any unrecognized
- * parts were encountered then this match will fail.
- *
- * Returns: 1 if the URI matches, 0 if not.
- */
-int
-p11_kit_uri_match_module_info (P11KitUri *uri, CK_INFO_PTR info)
-{
- assert (uri);
- assert (info);
-
- if (uri->unrecognized)
- return 0;
-
- return (match_struct_string (uri->module.libraryDescription,
- info->libraryDescription,
- sizeof (info->libraryDescription)) &&
- match_struct_string (uri->module.manufacturerID,
- info->manufacturerID,
- sizeof (info->manufacturerID)) &&
- match_struct_version (&uri->module.libraryVersion,
- &info->libraryVersion));
-}
-
-CK_TOKEN_INFO_PTR
-p11_kit_uri_get_token_info (P11KitUri *uri)
-{
- assert (uri);
- return &uri->token;
-}
-
-/**
- * p11_kit_uri_match_token_info:
- *
- * Match a %CK_TOKEN_INFO structure against the token parts of this URI.
- *
- * Only the fields of the %CK_TOKEN_INFO structure that are valid for use in a
- * URI will be matched. A URI part that was not specified in the URI will
- * match any value in the structure. If during the URI parsing any unrecognized
- * parts were encountered then this match will fail.
- *
- * Returns: 1 if the URI matches, 0 if not.
- */
-int
-p11_kit_uri_match_token_info (P11KitUri *uri, CK_TOKEN_INFO_PTR token_info)
-{
- assert (uri);
- assert (token_info);
-
- if (uri->unrecognized)
- return 0;
-
- return (match_struct_string (uri->token.label,
- token_info->label,
- sizeof (token_info->label)) &&
- match_struct_string (uri->token.manufacturerID,
- token_info->manufacturerID,
- sizeof (token_info->manufacturerID)) &&
- match_struct_string (uri->token.model,
- token_info->model,
- sizeof (token_info->model)) &&
- match_struct_string (uri->token.serialNumber,
- token_info->serialNumber,
- sizeof (token_info->serialNumber)));
-}
-
-CK_ATTRIBUTE_TYPE*
-p11_kit_uri_get_attribute_types (P11KitUri *uri, int *n_types)
-{
- CK_ATTRIBUTE_TYPE *result;
- int i, j;
-
- assert (uri);
- assert (n_types);
-
- result = calloc (NUM_ATTRS, sizeof (CK_ATTRIBUTE_TYPE));
- if (result == NULL)
- return NULL;
-
- for (i = 0, j = 0; i < NUM_ATTRS; ++i) {
- if (uri->attrs[i].ulValueLen != (CK_ULONG)-1)
- result[j++] = uri->attrs[i].type;
- }
-
- *n_types = j;
- return result;
-}
-
-CK_ATTRIBUTE_PTR
-p11_kit_uri_get_attribute (P11KitUri *uri, CK_ATTRIBUTE_TYPE type)
-{
- int idx;
-
- assert (uri);
-
- idx = attribute_to_idx (type);
- if (idx < 0)
- return NULL;
-
- assert (idx < NUM_ATTRS);
- if (uri->attrs[idx].ulValueLen == (CK_ULONG)-1)
- return NULL;
- return &uri->attrs[idx];
-}
-
-int
-p11_kit_uri_set_attribute (P11KitUri *uri, CK_ATTRIBUTE_PTR attr)
-{
- void *value = NULL;
- int idx;
- int ret;
-
- assert (uri);
- assert (attr);
-
- if (attr->pValue && attr->ulValueLen && attr->ulValueLen != (CK_ULONG)-1) {
- value = malloc (attr->ulValueLen);
- if (!value)
- return P11_KIT_URI_NO_MEMORY;
- memcpy (value, attr->pValue, attr->ulValueLen);
- }
-
- ret = p11_kit_uri_clear_attribute (uri, attr->type);
- if (ret < 0){
- free (value);
- return ret;
- }
-
- idx = attribute_to_idx (attr->type);
- assert (idx >= 0 && idx < NUM_ATTRS);
-
- memcpy (&uri->attrs[idx], attr, sizeof (CK_ATTRIBUTE));
- uri->attrs[idx].pValue = value;
-
- return P11_KIT_URI_OK;
-}
-
-int
-p11_kit_uri_clear_attribute (P11KitUri *uri, CK_ATTRIBUTE_TYPE type)
-{
- int idx;
-
- assert (uri);
-
- idx = attribute_to_idx (type);
- if (idx < 0)
- return P11_KIT_URI_NOT_FOUND;
- assert (idx < NUM_ATTRS);
-
- free (uri->attrs[idx].pValue);
- uri->attrs[idx].pValue = NULL;
- uri->attrs[idx].ulValueLen = (CK_ULONG)-1;
- return 0;
-}
-
-static int
-match_attributes (CK_ATTRIBUTE_PTR one, CK_ATTRIBUTE_PTR two)
-{
- assert (one);
- assert (two);
-
- if (one->type != two->type)
- return 0;
- if (one->ulValueLen != two->ulValueLen)
- return 0;
- if (one->pValue == two->pValue)
- return 1;
- if (!one->pValue || !two->pValue)
- return 0;
- return memcmp (one->pValue, two->pValue, one->ulValueLen) == 0;
-}
-
-/**
- * p11_kit_uri_match_attributes:
- *
- * Match a attributes against the object parts of this URI.
- *
- * Only the attributes that are valid for use in a URI will be matched. A URI
- * part that was not specified in the URI will match any attribute value. If
- * during the URI parsing any unrecognized parts were encountered then this
- * match will fail.
- *
- * Returns: 1 if the URI matches, 0 if not.
- */
-int
-p11_kit_uri_match_attributes (P11KitUri *uri, CK_ATTRIBUTE_PTR attrs,
- CK_ULONG n_attrs)
-{
- CK_ULONG j;
- int i;
-
- assert (uri);
- assert (attrs || !n_attrs);
-
- if (uri->unrecognized)
- return 0;
-
- for (i = 0; i < NUM_ATTRS; ++i) {
- if (uri->attrs[i].ulValueLen == (CK_ULONG)-1)
- continue;
- for (j = 0; j < n_attrs; ++j) {
- if (attrs[j].type == uri->attrs[i].type) {
- if (!match_attributes (&uri->attrs[i], &attrs[j]))
- return 0;
- break;
- }
- }
- }
-
- return 1;
-}
-
-void
-p11_kit_uri_set_unrecognized (P11KitUri *uri, int unrecognized)
-{
- assert (uri);
- uri->unrecognized = unrecognized;
-}
-
-int
-p11_kit_uri_any_unrecognized (P11KitUri *uri)
-{
- assert (uri);
- return uri->unrecognized;
-}
-
-P11KitUri*
-p11_kit_uri_new (void)
-{
- P11KitUri *uri;
- int i;
-
- uri = calloc (1, sizeof (P11KitUri));
- if (!uri)
- return NULL;
-
- /* So that it matches anything */
- uri->module.libraryVersion.major = (CK_BYTE)-1;
- uri->module.libraryVersion.minor = (CK_BYTE)-1;
-
- for (i = 0; i < NUM_ATTRS; ++i) {
- uri->attrs[i].type = idx_to_attribute (i);
- uri->attrs[i].ulValueLen = (CK_ULONG)-1;
- }
-
- return uri;
-}
-
-static size_t
-space_strlen (const unsigned char *string, size_t max_length)
-{
- size_t i = max_length - 1;
-
- assert (string);
-
- while (i > 0 && string[i] == ' ')
- --i;
- return i + 1;
-}
-
-static int
-format_raw_string (char **string, size_t *length, int *is_first,
- const char *name, const char *value)
-{
- size_t namelen;
- size_t vallen;
-
- /* Not set */
- if (!value)
- return 1;
-
- namelen = strlen (name);
- vallen = strlen (value);
-
- *string = xrealloc (*string, *length + namelen + vallen + 3);
- if (!*string)
- return 0;
-
- if (!*is_first)
- (*string)[(*length)++] = ';';
- memcpy ((*string) + *length, name, namelen);
- *length += namelen;
- (*string)[(*length)++] = '=';
- memcpy ((*string) + *length, value, vallen);
- *length += vallen;
- (*string)[*length] = 0;
- *is_first = 0;
-
- return 1;
-}
-
-
-static int
-format_struct_string (char **string, size_t *length, int *is_first,
- const char *name, const unsigned char *value,
- size_t value_max)
-{
- char *encoded;
- size_t len;
- int ret;
-
- /* Not set */
- if (!value[0])
- return 1;
-
- len = space_strlen (value, value_max);
- encoded = url_encode (value, value + len, NULL);
- if (!encoded)
- return 0;
-
- ret = format_raw_string (string, length, is_first, name, encoded);
- free (encoded);
-
- return ret;
-}
-
-static int
-format_attribute_string (char **string, size_t *length, int *is_first,
- const char *name, CK_ATTRIBUTE_PTR attr)
-{
- unsigned char *value;
- char *encoded;
- int ret;
-
- /* Not set */;
- if (attr->ulValueLen == (CK_ULONG)-1)
- return 1;
-
- value = attr->pValue;
- encoded = url_encode (value, value + attr->ulValueLen, NULL);
- if (!encoded)
- return 0;
-
- ret = format_raw_string (string, length, is_first, name, encoded);
- free (encoded);
-
- return ret;
-}
-
-static int
-format_attribute_class (char **string, size_t *length, int *is_first,
- const char *name, CK_ATTRIBUTE_PTR attr)
-{
- CK_OBJECT_CLASS klass;
- const char *value;
-
- /* Not set */;
- if (attr->ulValueLen != sizeof (klass))
- return 1;
-
- klass = *((CK_OBJECT_CLASS*)attr->pValue);
- switch (klass) {
- case CKO_DATA:
- value = "data";
- break;
- case CKO_SECRET_KEY:
- value = "secretkey";
- break;
- case CKO_CERTIFICATE:
- value = "cert";
- break;
- case CKO_PUBLIC_KEY:
- value = "public";
- break;
- case CKO_PRIVATE_KEY:
- value = "private";
- break;
- }
-
- return format_raw_string (string, length, is_first, name, value);
-}
-
-static int
-format_struct_version (char **string, size_t *length, int *is_first,
- const char *name, CK_VERSION_PTR version)
-{
- char buffer[64];
-
- /* Not set */
- if (version->major == (CK_BYTE)-1 && version->minor == (CK_BYTE)-1)
- return 1;
-
- snprintf (buffer, sizeof (buffer), "%d.%d",
- (int)version->major, (int)version->minor);
- return format_raw_string (string, length, is_first, name, buffer);
-}
-
-int
-p11_kit_uri_format (P11KitUri *uri, char **string)
-{
- char *result = NULL;
- size_t length = 0;
- int is_first = 1;
-
- result = malloc (128);
- if (!result)
- return P11_KIT_URI_NO_MEMORY;
-
- length = P11_KIT_URI_PREFIX_LEN;
- memcpy (result, P11_KIT_URI_PREFIX, length);
- result[length] = 0;
-
- if (!format_struct_string (&result, &length, &is_first, "library-description",
- uri->module.libraryDescription,
- sizeof (uri->module.libraryDescription)) ||
- !format_struct_string (&result, &length, &is_first, "library-manufacturer",
- uri->module.manufacturerID,
- sizeof (uri->module.manufacturerID)) ||
- !format_struct_string (&result, &length, &is_first, "model",
- uri->token.model,
- sizeof (uri->token.model)) ||
- !format_struct_string (&result, &length, &is_first, "manufacturer",
- uri->token.manufacturerID,
- sizeof (uri->token.manufacturerID)) ||
- !format_struct_string (&result, &length, &is_first, "serial",
- uri->token.serialNumber,
- sizeof (uri->token.serialNumber)) ||
- !format_struct_string (&result, &length, &is_first, "token",
- uri->token.label,
- sizeof (uri->token.label)) ||
- !format_struct_version (&result, &length, &is_first, "library-version",
- &uri->module.libraryVersion)) {
- free (result);
- return P11_KIT_URI_NO_MEMORY;
- }
-
- if (!format_attribute_string (&result, &length, &is_first, "id",
- &uri->attrs[ID_IDX]) ||
- !format_attribute_string (&result, &length, &is_first, "object",
- &uri->attrs[LABEL_IDX])) {
- free (result);
- return P11_KIT_URI_NO_MEMORY;
- }
-
- if (!format_attribute_class (&result, &length, &is_first, "objecttype",
- &uri->attrs[CLASS_IDX])) {
- free (result);
- return P11_KIT_URI_NO_MEMORY;
- }
-
- *string = result;
- return P11_KIT_URI_OK;
-}
-
-static int
-parse_string_attribute (const char *name, const char *start, const char *end,
- P11KitUri *uri)
-{
- unsigned char *value;
- size_t length;
- int idx, ret;
-
- assert (start <= end);
-
- if (strcmp ("id", name) == 0)
- idx = ID_IDX;
- else if (strcmp ("object", name) == 0)
- idx = LABEL_IDX;
- else
- return 0;
-
- ret = url_decode (start, end, &value, &length);
- if (ret < 0)
- return ret;
-
- free (uri->attrs[idx].pValue);
- uri->attrs[idx].pValue = value;
- uri->attrs[idx].ulValueLen = length;
- return 1;
-}
-
-static int
-equals_segment (const char *start, const char *end, const char *match)
-{
- size_t len = strlen (match);
- assert (start <= end);
- return (end - start == len) && memcmp (start, match, len) == 0;
-}
-
-static int
-parse_class_attribute (const char *name, const char *start, const char *end,
- P11KitUri *uri)
-{
- CK_OBJECT_CLASS klass = 0;
- void *value;
-
- assert (start <= end);
-
- if (strcmp ("objecttype", name) != 0)
- return 0;
-
- if (equals_segment (start, end, "cert"))
- klass = CKO_CERTIFICATE;
- else if (equals_segment (start, end, "public"))
- klass = CKO_PUBLIC_KEY;
- else if (equals_segment (start, end, "private"))
- klass = CKO_PRIVATE_KEY;
- else if (equals_segment (start, end, "secretkey"))
- klass = CKO_SECRET_KEY;
- else if (equals_segment (start, end, "data"))
- klass = CKO_DATA;
- else {
- uri->unrecognized = 1;
- return 1;
- }
-
- value = malloc (sizeof (klass));
- if (value == NULL)
- return P11_KIT_URI_NO_MEMORY;
-
- free (uri->attrs[CLASS_IDX].pValue);
- memcpy (value, &klass, sizeof (klass));
- uri->attrs[CLASS_IDX].pValue = value;
- uri->attrs[CLASS_IDX].ulValueLen = sizeof (klass);
-
- return 1;
-}
-
-static int
-parse_struct_info (unsigned char *where, size_t length, const char *start,
- const char *end, P11KitUri *uri)
-{
- unsigned char *value;
- size_t value_length;
- int ret;
-
- assert (start <= end);
-
- ret = url_decode (start, end, &value, &value_length);
- if (ret < 0)
- return ret;
-
- /* Too long, shouldn't match anything */
- if (value_length > length) {
- free (value);
- uri->unrecognized = 1;
- return 1;
- }
-
- memset (where, ' ', length);
- memcpy (where, value, value_length);
-
- free (value);
- return 1;
-}
-
-static int
-parse_token_info (const char *name, const char *start, const char *end,
- P11KitUri *uri)
-{
- unsigned char *where;
- size_t length;
-
- assert (start <= end);
-
- if (strcmp (name, "model") == 0) {
- where = uri->token.model;
- length = sizeof (uri->token.model);
- } else if (strcmp (name, "manufacturer") == 0) {
- where = uri->token.manufacturerID;
- length = sizeof (uri->token.manufacturerID);
- } else if (strcmp (name, "serial") == 0) {
- where = uri->token.serialNumber;
- length = sizeof (uri->token.serialNumber);
- } else if (strcmp (name, "token") == 0) {
- where = uri->token.label;
- length = sizeof (uri->token.label);
- } else {
- return 0;
- }
-
- return parse_struct_info (where, length, start, end, uri);
-}
-
-static int
-atoin (const char *start, const char *end)
-{
- int ret = 0;
- while (start != end) {
- if (*start < '0' || *start > '9')
- return -1;
- ret *= 10;
- ret += (*start - '0');
- ++start;
- }
- return ret;
-}
-
-static int
-parse_struct_version (const char *start, const char *end, CK_VERSION_PTR version)
-{
- const char *dot;
- int val;
-
- assert (start <= end);
-
- dot = memchr (start, '.', end - start);
- if (!dot)
- dot = end;
-
- if (dot == start)
- return P11_KIT_URI_BAD_VERSION;
- val = atoin (start, dot);
- if (val < 0 || val >= 255)
- return P11_KIT_URI_BAD_VERSION;
- version->major = (CK_BYTE)val;
- version->minor = 0;
-
- if (dot != end) {
- if (dot + 1 == end)
- return P11_KIT_URI_BAD_VERSION;
- val = atoin (dot + 1, end);
- if (val < 0 || val >= 255)
- return P11_KIT_URI_BAD_VERSION;
- version->minor = (CK_BYTE)val;
- }
-
- return 1;
-}
-
-static int
-parse_module_info (const char *name, const char *start, const char *end,
- P11KitUri *uri)
-{
- unsigned char *where;
- size_t length;
-
- assert (start <= end);
-
- if (strcmp (name, "library-description") == 0) {
- where = uri->module.libraryDescription;
- length = sizeof (uri->module.libraryDescription);
- } else if (strcmp (name, "library-manufacturer") == 0) {
- where = uri->module.manufacturerID;
- length = sizeof (uri->module.manufacturerID);
- } else if (strcmp (name, "library-version") == 0) {
- return parse_struct_version (start, end,
- &uri->module.libraryVersion);
- } else {
- return 0;
- }
-
- return parse_struct_info (where, length, start, end, uri);
-}
-
-int
-p11_kit_uri_parse (const char *string, P11KitUriContext context,
- P11KitUri *uri)
-{
- const char *spos, *epos;
- char *key = NULL;
- int ret = -1;
- int i;
-
- assert (string);
- assert (uri);
-
- if (strncmp (string, P11_KIT_URI_PREFIX, P11_KIT_URI_PREFIX_LEN) != 0)
- return P11_KIT_URI_BAD_PREFIX;
-
- string += P11_KIT_URI_PREFIX_LEN;
-
- /* Clear everything out */
- memset (&uri->module, 0, sizeof (uri->module));
- memset (&uri->token, 0, sizeof (uri->module));
- for (i = 0; i < NUM_ATTRS; ++i)
- uri->attrs[i].ulValueLen = (CK_ULONG)-1;
- uri->module.libraryVersion.major = (CK_BYTE)-1;
- uri->module.libraryVersion.minor = (CK_BYTE)-1;
- uri->unrecognized = 0;
-
- for (;;) {
- spos = strchr (string, ';');
- if (spos == NULL) {
- spos = string + strlen (string);
- assert (*spos == '\0');
- if (spos == string)
- break;
- }
-
- epos = strchr (string, '=');
- if (epos == NULL || spos == string || epos == string || epos >= spos)
- return P11_KIT_URI_BAD_SYNTAX;
-
- key = malloc ((epos - string) + 1);
- if (key == NULL)
- return P11_KIT_URI_NO_MEMORY;
- memcpy (key, string, epos - string);
- key[epos - string] = 0;
- epos++;
-
- ret = 0;
- if (context & P11_KIT_URI_PARSE_OBJECT)
- ret = parse_string_attribute (key, epos, spos, uri);
- if (ret == 0 && context & P11_KIT_URI_PARSE_OBJECT)
- ret = parse_class_attribute (key, epos, spos, uri);
- if (ret == 0 && context & P11_KIT_URI_PARSE_TOKEN)
- ret = parse_token_info (key, epos, spos, uri);
- if (ret == 0 && context & P11_KIT_URI_PARSE_MODULE)
- ret = parse_module_info (key, epos, spos, uri);
- free (key);
-
- if (ret < 0)
- return ret;
- if (ret == 0)
- uri->unrecognized = 1;
-
- if (*spos == '\0')
- break;
- string = spos + 1;
- }
-
- return P11_KIT_URI_OK;
-}
-
-void
-p11_kit_uri_free (P11KitUri *uri)
-{
- int i;
-
- if (!uri)
- return;
-
- for (i = 0; i < NUM_ATTRS; ++i)
- free (uri->attrs[i].pValue);
-
- free (uri);
-}
--
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