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comparison: modules/libmar/src/mar_cmdline.h

modules/libmar/src/mar_cmdline.h

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TOR_BUG_3246
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129ffea94266
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-1:000000000000 0:623d3884ecaa
1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
4
5 #ifndef MAR_CMDLINE_H__
6 #define MAR_CMDLINE_H__
7
8 /* We use NSPR here just to import the definition of uint32_t */
9
10 #ifdef __cplusplus
11 extern "C" {
12 #endif
13
14 struct ProductInformationBlock;
15
16 /**
17 * Determines MAR file information.
18 *
19 * @param path The path of the MAR file to check.
20 * @param hasSignatureBlock Optional out parameter specifying if the MAR
21 * file has a signature block or not.
22 * @param numSignatures Optional out parameter for storing the number
23 * of signatures in the MAR file.
24 * @param hasAdditionalBlocks Optional out parameter specifying if the MAR
25 * file has additional blocks or not.
26 * @param offsetAdditionalBlocks Optional out parameter for the offset to the
27 * first additional block. Value is only valid if
28 * hasAdditionalBlocks is not equal to 0.
29 * @param numAdditionalBlocks Optional out parameter for the number of
30 * additional blocks. Value is only valid if
31 * has_additional_blocks is not equal to 0.
32 * @return 0 on success and non-zero on failure.
33 */
34 int get_mar_file_info(const char *path,
35 int *hasSignatureBlock,
36 uint32_t *numSignatures,
37 int *hasAdditionalBlocks,
38 uint32_t *offsetAdditionalBlocks,
39 uint32_t *numAdditionalBlocks);
40
41 /**
42 * Verifies a MAR file by verifying each signature with the corresponding
43 * certificate. That is, the first signature will be verified using the first
44 * certificate given, the second signature will be verified using the second
45 * certificate given, etc. The signature count must exactly match the number of
46 * certificates given, and all signature verifications must succeed.
47 * This is only used by the signmar program when used with arguments to verify
48 * a MAR. This should not be used to verify a MAR that will be extracted in the
49 * same operation by updater code. This function prints the error message if
50 * verification fails.
51 *
52 * @param pathToMAR The path of the MAR file whose signature should be
53 * checked
54 * @param certData Pointer to the first element in an array of certificate
55 * file data.
56 * @param certDataSizes Pointer to the first element in an array for size of
57 * the cert data.
58 * @param certNames Pointer to the first element in an array of certificate
59 * names.
60 * Used only if compiled with NSS support
61 * @param certCount The number of elements in certData, certDataSizes,
62 * and certNames
63 * @return 0 on success
64 * a negative number if there was an error
65 * a positive number if the signature does not verify
66 */
67 int mar_verify_signatures(const char *pathToMAR,
68 const uint8_t * const *certData,
69 const uint32_t *certDataSizes,
70 const char * const *certNames,
71 uint32_t certCount);
72
73 /**
74 * Reads the product info block from the MAR file's additional block section.
75 * The caller is responsible for freeing the fields in infoBlock
76 * if the return is successful.
77 *
78 * @param infoBlock Out parameter for where to store the result to
79 * @return 0 on success, -1 on failure
80 */
81 int
82 read_product_info_block(char *path,
83 struct ProductInformationBlock *infoBlock);
84
85 /**
86 * Refreshes the product information block with the new information.
87 * The input MAR must not be signed or the function call will fail.
88 *
89 * @param path The path to the MAR file whose product info block
90 * should be refreshed.
91 * @param infoBlock Out parameter for where to store the result to
92 * @return 0 on success, -1 on failure
93 */
94 int
95 refresh_product_info_block(const char *path,
96 struct ProductInformationBlock *infoBlock);
97
98 /**
99 * Writes out a copy of the MAR at src but with the signature block stripped.
100 *
101 * @param src The path of the source MAR file
102 * @param dest The path of the MAR file to write out that
103 has no signature block
104 * @return 0 on success
105 * -1 on error
106 */
107 int
108 strip_signature_block(const char *src, const char * dest);
109
110 /**
111 * Extracts a signature from a MAR file, base64 encodes it, and writes it out
112 *
113 * @param src The path of the source MAR file
114 * @param sigIndex The index of the signature to extract
115 * @param dest The path of file to write the signature to
116 * @return 0 on success
117 * -1 on error
118 */
119 int
120 extract_signature(const char *src, uint32_t sigIndex, const char * dest);
121
122 /**
123 * Imports a base64 encoded signature into a MAR file
124 *
125 * @param src The path of the source MAR file
126 * @param sigIndex The index of the signature to import
127 * @param base64SigFile A file which contains the signature to import
128 * @param dest The path of the destination MAR file with replaced signature
129 * @return 0 on success
130 * -1 on error
131 */
132 int
133 import_signature(const char *src,
134 uint32_t sigIndex,
135 const char * base64SigFile,
136 const char *dest);
137
138 #ifdef __cplusplus
139 }
140 #endif
141
142 #endif /* MAR_CMDLINE_H__ */

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