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RedfishPkg/JsonLib: Add JsonLoadString function 

Add JsonLoadString function to load a NULL terminated-string JSON

Signed-off-by: Abner Chang <abner.chang@hpe.com>

Cc: Leif Lindholm <leif@nuviainc.com>
Cc: Nickle Wang <nickle.wang@hpe.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Nickle Wang <nickle.wang@hpe.com>
This commit is contained in:
Abner Chang 2021-01-29 11:46:53 +08:00 committed by mergify[bot]
parent 739a506b18
commit 5d7b5cd105
2 changed files with 47 additions and 0 deletions
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21
RedfishPkg/Include/Library/JsonLib.h
View File

@ -664,6 +664,27 @@ JsonDumpString (
IN UINTN Flags IN UINTN Flags
); );
/**
Convert a string to JSON object.
The function is used to convert a NULL terminated CHAR8 string to a JSON
value. Only object and array represented strings can be converted successfully,
since they are the only valid root values of a JSON text for UEFI usage.
Real number and number with exponent part are not supportted by UEFI.
Caller needs to cleanup the root value by calling JsonValueFree().
@param[in] String The NULL terminated CHAR8 string to convert.
@retval Array JSON value or object JSON value, or NULL when any error occurs.
**/
EDKII_JSON_VALUE
EFIAPI
JsonLoadString (
IN CONST CHAR8* String
);
/** /**
Load JSON from a buffer. Load JSON from a buffer.

26
RedfishPkg/Library/JsonLib/JsonLib.c
View File

@ -819,6 +819,32 @@ JsonDumpString (
return json_dumps((json_t *)JsonValue, Flags); return json_dumps((json_t *)JsonValue, Flags);
} }
/**
Convert a string to JSON object.
The function is used to convert a NULL terminated CHAR8 string to a JSON
value. Only object and array represented strings can be converted successfully,
since they are the only valid root values of a JSON text for UEFI usage.
Real number and number with exponent part are not supportted by UEFI.
Caller needs to cleanup the root value by calling JsonValueFree().
@param[in] String The NULL terminated CHAR8 string to convert.
@retval Array JSON value or object JSON value, or NULL when any error occurs.
**/
EDKII_JSON_VALUE
EFIAPI
JsonLoadString (
IN CONST CHAR8* String
)
{
json_error_t JsonError;
return (EDKII_JSON_VALUE) json_loads ((const char *)String, 0, &JsonError);
}
/** /**
Load JSON from a buffer. Load JSON from a buffer.