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src/secp256k1/contrib/lax_der_parsing.h
| Show First 20 Lines • Show All 42 Lines • ▼ Show 20 Lines | |||||
| * | * | ||||
| * Compared to for example OpenSSL, many violations are NOT supported: | * Compared to for example OpenSSL, many violations are NOT supported: | ||||
| * - Using overly long tag descriptors for the sequence or integers inside, | * - Using overly long tag descriptors for the sequence or integers inside, | ||||
| * violating section 8.1.2.2. | * violating section 8.1.2.2. | ||||
| * - Encoding primitive integers as constructed values, violating section | * - Encoding primitive integers as constructed values, violating section | ||||
| * 8.3.1. | * 8.3.1. | ||||
| */ | */ | ||||
| #ifndef _SECP256K1_CONTRIB_LAX_DER_PARSING_H_ | #ifndef SECP256K1_CONTRIB_LAX_DER_PARSING_H | ||||
| #define _SECP256K1_CONTRIB_LAX_DER_PARSING_H_ | #define SECP256K1_CONTRIB_LAX_DER_PARSING_H | ||||
| #include <secp256k1.h> | #include <secp256k1.h> | ||||
| # ifdef __cplusplus | #ifdef __cplusplus | ||||
| extern "C" { | extern "C" { | ||||
| # endif | #endif | ||||
| /** Parse a signature in "lax DER" format | /** Parse a signature in "lax DER" format | ||||
| * | * | ||||
| * Returns: 1 when the signature could be parsed, 0 otherwise. | * Returns: 1 when the signature could be parsed, 0 otherwise. | ||||
| * Args: ctx: a secp256k1 context object | * Args: ctx: a secp256k1 context object | ||||
| * Out: sig: a pointer to a signature object | * Out: sig: a pointer to a signature object | ||||
| * In: input: a pointer to the signature to be parsed | * In: input: a pointer to the signature to be parsed | ||||
| * inputlen: the length of the array pointed to be input | * inputlen: the length of the array pointed to be input | ||||
| Show All 16 Lines | int ecdsa_signature_parse_der_lax( | ||||
| const unsigned char *input, | const unsigned char *input, | ||||
| size_t inputlen | size_t inputlen | ||||
| ) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3); | ) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3); | ||||
| #ifdef __cplusplus | #ifdef __cplusplus | ||||
| } | } | ||||
| #endif | #endif | ||||
| #endif | #endif /* SECP256K1_CONTRIB_LAX_DER_PARSING_H */ | ||||